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Mitsubishi Electronics PCL5100 manual

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Table of contents for the manual

  • Page 1

    PCL5100 MOTHERBOARD Pentium® and Pentium®MMX processor ready USER GUIDE Intel and Pentium ® and Pentium ® MMX are registered trademarks of Intel Corporation. Information contained in this document is subject to change without notice and does not represent a commitment on the part of Mitsubishi Electric. http://www.mitsubishi-computers.com[...]

  • Page 2

    PCL5100 USER GUIDE 1 FEATURES AND UPGRADES This chapter describes the features of the PCL5100 motherboard and gives step-by-step instructions for adding more system or video memory, upgrading the processor, and replacing the configuration battery. Details of all relevant motherboard connectors and jumper settings are included. This motherboard and [...]

  • Page 3

    PCL5100 features and upgrades 2 PCL5100 USER GUIDE Motherboard features Video Parallel Com 1 Mouse Key/Bd USB (optional) Out In 3 4 PL19 5 6 7 8 9 12 11 13 PL3 15 17 18 16 2 1 PL4 PL11 14 PL 18 PL 202 10 PL201 1 Video memory sockets 11 Secondary E-IDE connector 2 Motherboard power connector 12 Primary E-IDE connector 3 VESA/AMC feature connector 13[...]

  • Page 4

    PCL5100 features and upgrades PCL5100 USER GUIDE 3 Motherboard jumper settings There are only a few jumpers on the motherboard that you may need to alter. All others are set at the factory and should not be changed. On the motherboard, pin 1 of each jumper block is indicated by a small triangular marking. Processor voltage and bus speed (PL19, PL18[...]

  • Page 5

    PCL5100 features and upgrades 4 PCL5100 USER GUIDE Processor Speed Jumper block PL19 BF1 BF0 FS PW2 PW1 PW0 Pentium 90 MHz High High In In In In Pentium 100 MHz High High Out In In In Pentium 120 MHz High Low In In In In Pentium 133 MHz High Low Out In In In Pentium 150 MHz Low Low In In In In Pentium 166 MHz Low Low Out In In In Pentium 200 MHz Lo[...]

  • Page 6

    PCL5100 features and upgrades PCL5100 USER GUIDE 5 BIOS upgrade and recovery (PL11, PL3) These jumpers should not normally be changed except by a service engineer or at the direction of a service engineer. CMOS is cleared by moving the PL11 jumper to the 2-3 position for a few moments while the system is turned off, then returning it to the normal [...]

  • Page 7

    PCL5100 features and upgrades 6 PCL5100 USER GUIDE Motherboard IRQs and DMA channels Components Interrupts (IRQs) 0 1 2 3 4 5 6 7 8 9 1 01 11 21 31 41 5 System timer Keyboard controller PIC daisy chain Serial port 2 BS Serial port 1 BS Audio JS Diskette controller BS Parallel port BS Real time clock On-board video JS USB BS Mouse BS Co-processor Pr[...]

  • Page 8

    PCL5100 features and upgrades PCL5100 USER GUIDE 7 Adding more memory You can give your PC more memory by adding or replacing memory modules called “DIMMs”. The motherboard’s two DIMM sockets accept DIMMs of up to 128 Mbytes in any combination (giving a maximum memory capacity of 256 Mbytes). IMPORTANT The DIMMs you use must have the followin[...]

  • Page 9

    PCL5100 features and upgrades 8 PCL5100 USER GUIDE 3. Pushing gently on its top corners, press the DIMM into the socket and make sure the two end clips snap into place. Do not use excessive force. If the module will not fit easily, remove it and start again. To remove a DIMM 1. Press the tabs on both of the socket’s end clips at the same time. Th[...]

  • Page 10

    PCL5100 features and upgrades PCL5100 USER GUIDE 9 Adding more video memory Video memory is memory reserved for use by the on-board video controller. More video memory can provide more colours or higher resolutions to an extent determined by the capabilities of your monitor. If your computer has 1 Mbyte of video memory, you can upgrade it to the ma[...]

  • Page 11

    PCL5100 features and upgrades 10 PCL5100 USER GUIDE Upgrading the processor The ZIF socket is designed to accept Pentium® processors (see the table earlier in this chapter). You may wish to upgrade your processor by replacing it with one of higher performance. Read the following instructions carefully before starting work. Changing the processor 1[...]

  • Page 12

    PCL5100 features and upgrades PCL5100 USER GUIDE 11 10. Separate the fan-sink from the processor by twisting the fan- sink from side to side to loosen the grip of the thermal bonding compound, then slide the fan-sink off to one side of the processor. WARNING When you remove the fan-sink there will be a residual deposit of thermal bonding compound o[...]

  • Page 13

    PCL5100 features and upgrades 12 PCL5100 USER GUIDE 15. Move the securing lever to the locked position. Apply just enough pressure to overcome the resistance offered by the lever. 16. Reposition the fan-sink on top of the new processor. ◊ You may have either of two different types of fan-sink. Note that the larger fan-sink overhangs the socket at[...]

  • Page 14

    PCL5100 features and upgrades PCL5100 USER GUIDE 13 18. Reconnect the fan-sink’s power cable to the motherboard. It goes on the connector labelled FAN 2 or PL200 as shown on the motherboard diagram. CAUTION If the fan-sink power cable is not reconnected properly the processor may overheat and be permanently damaged. 19. Adjust the processor volta[...]

  • Page 15

    PCL5100 features and upgrades 14 PCL5100 USER GUIDE To replace the battery 1. Turn off the computer and unplug all power cords. 2. Take suitable anti-static precautions and remove the system covers. Take suitable antistatic precautions at all times while the motherboard is exposed. 3. Remove any expansion cards or drives that may impede access to t[...]

  • Page 16

    PCL5100 USER GUIDE 1 BIOS SETUP & POST BIOS (pronounced “bye-oss”) stands for ‘basic input/output system’. The BIOS mediates between the computer’s hardware – the processor, memory, and so on – and its software – the operating system and your programs. The BIOS program is kept in permanent, read-only memory or ROM (although if n[...]

  • Page 17

    PCL5100 BIOS Setup & POST 2 PCL5100 USER GUIDE BIOS Setup To start the BIOS Setup utility: 1. Turn on or restart your computer. 2. Wait until the Mitsubishi Electric logo appears on the screen. 3. Press the F 2 key. 4. If you have previously defined a Supervisor password, you are prompted for it before BIOS Setup starts. If BIOS Setup starts on[...]

  • Page 18

    PCL5100 BIOS Setup & POST PCL5100 USER GUIDE 3 Changeable fields are enclosed in square brackets. To select an item, use the arrow keys to move the cursor to the field you want. Then use the PLUS (+) and MINUS (–) keys to select a value for that field. Press To F 1 or ALT - H View a general help topic. Press ESC to close the help window. ESC [...]

  • Page 19

    PCL5100 BIOS Setup & POST 4 PCL5100 USER GUIDE Reserving ISA legacy resources To reserve interrupts and upper memory block (UMB) regions for ISA expansion cards, go to the Advanced menu, select PCI Configuration , then select PCI/PNP ISA IRQ Resource Exclusion or PCI/PNP ISA UMB Region Exclusion as required. Multi-boot facility Immediately afte[...]

  • Page 20

    PCL5100 BIOS Setup & POST PCL5100 USER GUIDE 5 Power-on self-test Recoverable POST errors Whenever a recoverable (non-terminal) error occurs during POST, the BIOS displays an error message describing the problem (the most usual are described below). After some messages, you may be prompted to Press <F1> to resume, <F2> to enter Setu[...]

  • Page 21

    PCL5100 BIOS Setup & POST 6 PCL5100 USER GUIDE Incorrect drive A type - run SETUP The diskette drive is not correctly specified in BIOS Setup. Invalid NVRAM media type Problem with NVRAM (non-volatile random-access memory). Keyboard error [ nn ] or Keyboard controller error There is a problem with the keyboard or (less likely) the standard I/O [...]

  • Page 22

    PCL5100 BIOS Setup & POST PCL5100 USER GUIDE 7 Terminal POST errors and beep codes There are several POST routines that shut down the computer if they fail. If possible, the BIOS displays a two-digit hexadecimal code and/or sounds a sequence of beeps to identify the point at which POST failed. The most usual errors are listed below. The BIOS al[...]

  • Page 23

    MITSUBISHI ELECTRIC PC DIVISION Apricot Computers Limited 3500 P arkside Birmingham Business Park Birmingham B37 7YS United Kingdom T el +44 (0) 121 717 7171 F ax +44 (0) 121 717 7799 MITSUBISHI ELECTRIC PC DIVISION Apricot Computers Limited Niederlassung Deutschland Gothaer Strasse 27 40880 Ratingen Germany T el +49 (0) 2102 4556 F ax +49 (0) 2102[...]