Русский dropdown-ico

IBM C2B 2.25 Brick On Sled carrier 128-pin HPC инструкция обслуживания

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88

Идти на страницу of

Похожие руководства по эксплуатации

Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации IBM C2B 2.25 Brick On Sled carrier 128-pin HPC. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции IBM C2B 2.25 Brick On Sled carrier 128-pin HPC или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции IBM C2B 2.25 Brick On Sled carrier 128-pin HPC можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций IBM C2B 2.25 Brick On Sled carrier 128-pin HPC, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции IBM C2B 2.25 Brick On Sled carrier 128-pin HPC должна находится:
- информация относительно технических данных устройства IBM C2B 2.25 Brick On Sled carrier 128-pin HPC
- название производителя и год производства оборудования IBM C2B 2.25 Brick On Sled carrier 128-pin HPC
- правила обслуживания, настройки и ухода за оборудованием IBM C2B 2.25 Brick On Sled carrier 128-pin HPC
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск IBM C2B 2.25 Brick On Sled carrier 128-pin HPC это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок IBM C2B 2.25 Brick On Sled carrier 128-pin HPC и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта IBM, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания IBM C2B 2.25 Brick On Sled carrier 128-pin HPC, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства IBM C2B 2.25 Brick On Sled carrier 128-pin HPC, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции IBM C2B 2.25 Brick On Sled carrier 128-pin HPC. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

  • Страница 1

    OEM FUNCTIONAL SPECIFICATION ULTRASTAR X P (DFHC) SS A MODELS 1.12/2.25 GB - 1.0" HIGH 4.51 G B - 1.6" HIGH 3 . 5 FORM FACTOR DISK DRIVE VERSION 5.0 August 1 5 , 1995 Publication number 3304 I B M Corporation Source filename=STSSHEXT IB M Corporation Page 1 o f 87[...]

  • Страница 2

    USE R RESPONSIBL E FO R VERIFYIN G VERSIO N AN D COMPLETENESS OE M FUNCTIONA L SPECIFICATIO N ULTRASTA R X P (DFHC ) SS A MODEL S 1.12/2.2 5 G B - 1.0 " HIGH Thi s documen t i s preliminar y an d th e content s ar e subjec t t o chang e withou t notice . Equiries , suggestions, an d request s fo r additiona l copie s ma y b e directe d to : OE[...]

  • Страница 3

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Preface This document details t h e product hardware specification for t h e Ultrastar X P S S A family of Direct Access Storage Devices. T h e capacity model offerings are 1.12, 2.25, a nd 4.51 GBy[...]

  • Страница 4

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Source filename=STSSHEXT IB M Corporation Page 4 o f 87[...]

  • Страница 5

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Contents 1.0 Description ...... .... ...... .... ...... .... ...... .... ...... .... .. 9 1 . 1 Features ...... .... ...... .... ...... .... ...... .... ...... .... .... 9 1.1.1 General Features .. [...]

  • Страница 6

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 4.0 Mechanical ...... .... ...... .... ...... .... ...... .... ...... .... . 51 4. 1 Small Form Factor Models (CxC) ...... ...... .... ...... .... ...... .... . 51 4.1.1 Weight an d Dimensions .....[...]

  • Страница 7

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 7 . 1 Environmental ...... .... ...... .... ...... .... ...... .... ...... ... 77 7.1.1 Temperature Measurement Points .. .... ...... ...... .... ...... .... ... 77 7 .2 Vibration and Shock ........[...]

  • Страница 8

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Source filename=STSSHEXT IB M Corporation Page 8 o f 87[...]

  • Страница 9

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 1. 0 Description 1 . 1 Features 1.1.1 General Features 1.12/2.25/4.51 gigabytes formatted capacity (512 bytes/sector) Serial Storage Architecture (SSA) attachment (dual port) Brick O n Sled carrier [...]

  • Страница 10

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Automatic sector reallocation In-line alternate sector assignment for high-performance Improved technique for down-loadable S SA firmware 1.1.4 Reliability Features Self-diagnostics o n power u p De[...]

  • Страница 11

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 2.0 Specifications All specifications are nominal values unless otherwise noted. The Ultrastar X P S S A data storage capacities vary as a function of model and use r block size. T h e emerging Indu[...]

  • Страница 12

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Total Cylinders (tcyl) Al l models C4x Models C2x Models C1x Models & User Cylinders (ucyl) tcyl ucyl ucyl ucyl Notch # 1 1893 1879 1877 1872 Notch # 2 956 955 955 955 Notch # 3 49 48 48 48 Notc[...]

  • Страница 13

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Table 1 . Gross sectors p er track for several block lengths Table 2. User capacity for several block lengths 2.1.1 Capacity Equations 2.1.1.1 F or Each Notch Th e next group o f equations must be c[...]

  • Страница 14

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 2.1.1.2 F or Entire Drive spares/ drive (spr/drv) = ∑ 10 notch = 1 spr/nch user sectors/ drive (us/drv) = ∑ 10 notch = 1 us/nch logical blocks/ drive ( lba/ drv) = I N T [ us / drv sct/ lba ] us[...]

  • Страница 15

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 2 . 2 Power Requirements b y Model 2.2.1 C1x Models T h e following voltage specifications apply at the drive power connector. There i s no special power on/off sequencing required. T h e extra powe[...]

  • Страница 16

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 2.2.1.1 Power Calculation Examples Note: T h e following formulas assume al l system ops as a 1 block read or write transfer from a random cylinder while a t nominal voltage condition. Example 1. Ca[...]

  • Страница 17

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Example 4. Calculate the 1 2 volt peak current. T o compute the sum o f th e 1 2 volt peak currents th e following is done. mean + 1 2 V D C (idle avg) 0.28 amps + 1 2 V D C (seek peak) 1. 2 amps TO[...]

  • Страница 18

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 1. 5 volt current during read/write operations — C1x Models 1 . Read/write baseline voltage. 2 . Read/write puls e. T he width of the pulse is proportional to the number o f consecutive blo[...]

  • Страница 19

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 2. Typical 12 volt current — C1x Models 1 . Maximum slew rate is 7 amps/millisecond. 2 . Maximum slew rate is 1 0 0 amps/millisecond. 3 . Maximum slew rate is 7 amps/millisecond. 4 . Maximu[...]

  • Страница 20

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 3. Typical 12 volt spin-up current — C1x Models 1 . Maximum slew rate is 2 0 amps/millisecond. 2 . Current drops of f as motor comes u p t o speed. Source filename=POWER IB M Corporation Pa[...]

  • Страница 21

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 2.2.2 C2x Models T h e following voltage specifications apply at the drive power connector. There i s no special power on/off sequencing required. T h e extra power needed for Brick O n Sle d models[...]

  • Страница 22

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 2.2.2.1 Power Calculation Examples Note: T h e following formulas assume al l system ops as a 1 block read o r write transfer from a random cylinder while a t nominal voltage condition. Example 1. C[...]

  • Страница 23

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Example 4. Calculate the 1 2 volt peak current. T o compute the sum o f th e 1 2 volt peak currents th e following is done. mean + 1 2 V D C (idle avg) 0.41 amps + 1 2 V D C (seek peak) 1. 2 0 amps [...]

  • Страница 24

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 4. 5 volt current during read/write operations — C2x Models 1 . Read/write baseline voltage. 2 . Read/write puls e. T he width of the pulse is proportional to the number o f consecutive blo[...]

  • Страница 25

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 5. Typical 12 volt current — C2x Models 1 . Maximum slew rate is 7 amps/millisecond. 2 . Maximum slew rate is 1 0 0 amps/millisecond. 3 . Maximum slew rate is 7 amps/millisecond. 4 . Maximu[...]

  • Страница 26

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 6. Typical 12 volt spin-up current — C2x Models 1 . Maximum slew rate is 2 0 amps/millisecond. 2 . Current drops of f as motor comes u p t o speed. Source filename=POWER IB M Corporation Pa[...]

  • Страница 27

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 2.2.3 C4x Models T h e following voltage specifications apply at the drive power connector. There i s no special power on/off sequencing required. T h e extra power needed for Brick O n Sle d models[...]

  • Страница 28

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 2.2.3.1 Power Calculation Examples Note: T h e following formulas assume al l system ops as a 1 block read o r write transfer from a random cylinder while a t nominal voltage condition. Example 1. C[...]

  • Страница 29

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Example 4. Calculate the 1 2 volt peak current. T o compute the sum o f th e 1 2 volt peak currents th e following is done. mean + 1 2 V D C (idle avg) 0.77 amps + 1 2 V D C (seek peak) 1. 3 amps TO[...]

  • Страница 30

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 7. 5 volt current during read/write operations — C4x Models 1 . Read/write baseline voltage. 2 . Read/write puls e. T he width of the pulse is proportional to the number o f consecutive blo[...]

  • Страница 31

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 8. Typical 12 volt current — C4x Models 1 . Maximum slew rate is 7 amps/millisecond. 2 . Maximum slew rate is 1 0 0 amps/millisecond. 3 . Maximum slew rate is 7 amps/millisecond. 4 . Maximu[...]

  • Страница 32

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 9. Typical 12 volt spin-up current — C4x Models 1 . Maximum slew rate is 2 0 amps/millisecond. 2 . Current drops of f as motor comes u p t o speed. Source filename=POWER IB M Corporation Pa[...]

  • Страница 33

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 2.2.4 CxB Models T h e carrier m od els include a DC/DC power converter, device activity a n d fault/service indicators. There i s n o additional current required for + 5 V or +12V. 2.2.4.1 Power su[...]

  • Страница 34

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 2.2.5 Power Supply Ripple Externally Generated Ripple 10 as seen a t drive power connector Maximum Notes +5VDC 150 m V 0-20 M H z peak-to-peak +12VDC 150 m V 0-20 M H z peak-to-peak During drive sta[...]

  • Страница 35

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH H o t plugging t he S SA link will b e recognized b y t h e ne xt node which will cause a configuration process t o be started b y t he Initiators. During ho t plugging, t h e supplies must no t g o[...]

  • Страница 36

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 2.2.8 Bring-up Sequence (and Stop) Times Figure 10. Start Time Diagram Note: BATS i s the abbreviation for Basic Assurance Tests. Start-up sequence spins u p t he spindle motor, initializes t h e se[...]

  • Страница 37

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Table 4. Bring-up Sequence Times a nd Stop Time for C2x Models Table 5. Bring-up Sequence Times a nd Stop Time for C4x Models Event Nominal Maximum Notes Power-up 1.5 sec 2.0 sec *see Figure 1 0 Sta[...]

  • Страница 38

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Source filename=PERFORM IB M Corporation Page 38 of 8 7[...]

  • Страница 39

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 3 . 0 Performance Drive performance characteristics are dependent upon th e workloads run a nd t he environments in which the y ar e run. Al l times listed i n this chapter are typical values provid[...]

  • Страница 40

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Th e time between the end of an operation, a nd when the next operation is issued is 5 0 msec, + / - a random value of 0 t o 50 msec, unless otherwise noted. 3.2.1 Sequential N o Seeks. T h e target[...]

  • Страница 41

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH The P o s t Command Processing t im e of .26 m s is defined as t h e average t im e required for process cleanup after th e command ha s completed. If a re-instruct period faster t h a n this tim e [...]

  • Страница 42

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Table 7. Data Sector Transfer Rates. (All rates ar e in MB/sec) Data Transfer to/from S S A Link T h e time required t o transfer data between the SSA link an d th e drive's internal da ta buff[...]

  • Страница 43

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 3.3.2.1 Theoretical Data Sector Transfer Rate This Rate does n o t account f o r tim e required for error recovery or defective sectors (the Typical Data Sector Transfer Rate described in 3.3.1, “[...]

  • Страница 44

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 3.4.1 For Different Transfer Sizes T h e primary performance change d ue t o a change of transfer size is t h e Data Transfer to/from Disk param- eter. See 3.3.1, “Basic Component Descriptions” [...]

  • Страница 45

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH f o r t he command can start immediately. This effectively avoids latency t ime for read operations sequen- tial o n a previous read. I f the data requested by a read operation i s not in the read-a[...]

  • Страница 46

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH T h e full benefit of o u t of order transfers i n o nl y achieved i f OOTI i s also set. Read dat a i s transferred o n th e interface in t h e same order as it was read from th e media. 3. 5 Skew [...]

  • Страница 47

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Table 9. Track (o r Head) Skew for several block lengths 3 . 6 Idle Time Functions T h e execution o f various functions by t he drive during idle times ma y result in delays of commands requested b[...]

  • Страница 48

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 3.6.1 Servo Run Out Measurements T h e drive periodically measures servo r u n out, th e amount o f wobble on each disk, t o track follow more precisely. Servo r un o u t for al l heads i s measured[...]

  • Страница 49

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 3.6.5 Save Logs a n d Pointers T h e drive periodically saves d at a i n logs in t h e reserved area of t h e disks. T h e information i s used by t he drive t o support various commands and f or t [...]

  • Страница 50

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Note: A timeout o f one minute or more i s recommended b ut N O T required. T h e larger system timeout limit allows t he system t o ta ke advantage of th e extensive ERP/DRP that th e drive m a y a[...]

  • Страница 51

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 4 . 0 Mechanical 4 .1 Small Form Factor Models (CxC) 4.1.1 Weight and Dimensions C1C & C2C Models C4C Models U.S. S.I. Metric U.S. S.I. Metric Weight 1.00 pounds 0.46 kilograms 1.80 pounds 0.82 [...]

  • Страница 52

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH notes: 1 ) Bottom clearance required b y 4.1.2, “Clearances.” 2 ) Dimensions are i n millimeters. Figure 11. Location o f Side Mounting Holes o f C1C & C2C Models Source filename=MECHANIC IB[...]

  • Страница 53

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH notes: 1 ) Bottom clearance required b y 4.1.2, “Clearances” o n page 51 . 2 ) Dimensions are i n mil l imeters. Figure 12. Location o f Side Mounting Holes of C4C Models Source filename=MECHANI[...]

  • Страница 54

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH notes: 1 ) Th e purpose of this drawing i s t o show the bottom ho le pattern. 2 ) Dimensions are i n millimeters. Figure 13. Location o f Bottom Mounting Holes o f CxC Models Source filename=MECHAN[...]

  • Страница 55

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 4.1.4 Unitized Connector Locations Th e Unitized connector i s located o n the left side of t h e t o p view (bottom drawing) as shown in Figure 14 o n page 56. T he jumper connector i s located o n[...]

  • Страница 56

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 14. Electrical connectors (rear an d top view) -- C x C Models. Source filename=MECHANIC IB M Corporation Page 56 of 8 7[...]

  • Страница 57

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 4 . 2 Carrier Models (CxB) T h e carrier model assemblies include t h e disk drive, drawer mounting hardware (rails, latching mechanism, and connector), an d DC/DC power converter. 4.2.1 Weight and [...]

  • Страница 58

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Note: Dimensions ar e in millimeters. Figure 15. Dimensions — CxB Models Source filename=MECHANIC IB M Corporation Page 58 of 8 7[...]

  • Страница 59

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 16. Handle Docking and Ejection System Th e handle on the carrier is used for insertion into and extraction from th e drawer. I t also provides enough force t o ensure seating of the carrier [...]

  • Страница 60

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 4.2.4 Auto-docking Assembly Side Rails I B M supplied side rails that can be used fo r the auto-docking assembly are shown in Figure 17 on page 61 along with mounting location information. Refer t o[...]

  • Страница 61

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Figure 17. Side Rail Positioning Source filename=MECHANIC IB M Corporation Page 61 of 87[...]

  • Страница 62

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 4.2.5 Electrical Connector an d Indicator Locations T h e H P C electrical connectors are located as shown in Figure 15 o n page 58. T h e indicators (LEDs) a r e located as shown in Figure 18 on pa[...]

  • Страница 63

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 5 .0 Electrical Interface 5. 1 SS A Unitized Connector Electrical connections for Cx C models are provided by a single connector mounted o n the re ar o f t he drive (see Figure 14 on page 56). Conn[...]

  • Страница 64

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Table 11. Electrical Connector Contact Assignments — C x C Models 5 . 2 Carrier Connector Electrical connections fo r CxB models are provided by a single 128 p i n connector mounted o n th e rear [...]

  • Страница 65

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Table 12. Electrical Connector Contact Assignments — C xB Models Row A B C D 1 n/c n/c n/c n/c 2 n/c n/c n/c n/c 3 n/c n/c n/c n/c 4 n/c n/c n/c n/c 5 n/c n/c n/c n/c 6 n/c n/c n/c n/c 7 n/c n/c n[...]

  • Страница 66

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 5.3 SSA Link Cable T h e SSA link cable must meet the specifications described in th e Electrical Specifications section of Serial Storage Architecture SSA-PH (Transport Layer), X3T10.1/94-015 r e v[...]

  • Страница 67

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH T h e width, period, a nd tolerance of the negative active Sync pulse i s manufacturer dependent, and thus syn- chronization acro ss different manufacturers or even different product lines of t h e [...]

  • Страница 68

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 5.5.9 Programmable pin 1 (Option Port Pi n 9 ) This pi n can be used by a manufacturer f or what ever purposes it desires within the specified definition, electrical characteristic an d t h e availa[...]

  • Страница 69

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 5. 7 Spindle Synchronization 5.7.1 Synchronization overview Spindle synchronization of drives i s achieved b y o n e node transmitting a special Sync character o r a Sync pulse once per every revolu[...]

  • Страница 70

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH T h e spindle synchronization timing requirements are met in a string composed of Ultrastar X P S S A drives when there are no more than seventeen drives between the on e operating in Master Sync m [...]

  • Страница 71

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Termination Bus termination o f the - SYNC signals is internal to t he drive. This signal h a s a 5.1K o h m pulled-up t o the + 5 volt supply. A maximum o f 3 0 drives ca n have their - SYNC line d[...]

  • Страница 72

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Source filename=RELIABLE I BM Corporation Page 72 of 8 7[...]

  • Страница 73

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 6 . 0 Reliability Note: T h e reliability projections are based o n t he conditions stated below. Al l of t he SSA models will meet the projections as lon g as reliability operating conditions ar e [...]

  • Страница 74

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH - 2 5 Power on/off cycles p e r month - 50 0 power on hours per month 6 . 5 Power on/off cycles Maximum on/off cyc les 1080/ year 6. 6 Useful Life Product Life 5 Years Useful life is t h e length o [...]

  • Страница 75

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 6 . 7 *Mean Time Between Failure (*MTBF) Th e mean time t o failure t ar get is 1,000,000 device hours per fail (3.0% CDF) based o n the following assumptions: 6000 power o n hours per year (500 pow[...]

  • Страница 76

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Install Defect Free percentage 99.99 percent 6.10 Periodic Maintenance N o n e required 6.11 ES D Protection The Ultrastar X P S S A disk drives contain el e ct r i ca l components sensitive t o dam[...]

  • Страница 77

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 7. 0 Operating Limits Th e I B M Corporate specifications a nd bulletins, such as C-S 1-9700-000 in t h e contaminants section, that are referenced in this document ar e available for review. (Pleas[...]

  • Страница 78

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Table 15. Maximum and Reliability Operating Temperature Limits Maximum Reliability Disk Enclosure T o p 158˚ F (70˚ C ) 131˚ F (55˚ C ) Disk Enclosure Bottom 158˚ F (70˚ C ) 131˚ F (55˚ C) P[...]

  • Страница 79

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Notes: 1 ) Center thermocouple o n the t o p surface of t h e module. 2) I f copper tape i s used t o attach temperature sensors, it s hould be n o larger t h a n 6 m m square. 3 ) Dimensions ar e i[...]

  • Страница 80

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 7.2.1 Drive Mounting Guidelines T h e following guidelines m a y b e helpful as drive mounting systems are being designed. 1 . Mount th e drive t o its carrier/rack using t he fo ur extreme side hol[...]

  • Страница 81

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Table 16. Random Vibration Levels Class 5h z 17 h z 45 h z 48 h z 62 h z 65 h z 150 hz 200 h z 500 hz RMS V4 2.0E-5 1.1E-3 1.1E-3 8.0E-3 8.0E-3 1.0E-3 1.0E-3 8.0E-5 8.0E-5 0.56 V4S 2.0E-5 1.1E-3 1.1[...]

  • Страница 82

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 7.2.4 Operating Shock N o permanent damage will occur to the drive w h e n subjected t o a 10 G half sine wave shock pulse of 11 milliseconds duration. N o permanent damage will occur to the drive w[...]

  • Страница 83

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 7.4 Acoustic Levels Additionally, th e population average of t h e sound pressure measured o n e meter above the center of the drive in idle m o d e will n o t exceed 36 d B . Additionally, th e pop[...]

  • Страница 84

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Source filename=STANDARD IB M Corporation Page 84 of 8 7[...]

  • Страница 85

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH 8. 0 Standards 8 .1 Safety UNDERWRITERS LABORATORY (UL) APPROVAL: Th e product i s approved as a Recognized Component fo r u s e i n Information Technology Equipment according t o U L 1950 (without [...]

  • Страница 86

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Pertaining t o th e disk drive, I B M will provide technical support t o assist users in complying with the requirements of the German Vereingung Deutcher Elektriker (VDE) 0871/6.78, both the Indivi[...]

  • Страница 87

    USER RESPONSIBLE F O R VERIFYING VERSION AN D COMPLETENESS OEM FUNCTIONAL SPECIFICATION ULTRASTAR XP (DFHC) S S A MODELS 1.12/2.25 G B - 1.0" HIGH Bibliography 1. Serial Storage Architecture SSA-PH (Transport Layer) , X3T10.1/989-D_rev_01, January 19th, 1994, Editor: John Scheible. 2. Serial Storage Architecture SSA-SCSI (SCSI-2 Mapping) , SSA[...]

  • Страница 88

    DSMBEG323I STARTING PASS 2 O F 2 . DSMAFP709E PAGE SEGMENT CADC3 EXCEEDS RIGHT PAGE BOUNDARY ON PA G E 58. DSMAFP709E PAGE SEGMENT CADC2 EXCEEDS RIGHT PAGE BOUNDARY ON PA G E 61.[...]