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JVC RX-D401 manual

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Table of contents for the manual

  • Page 1

    < 1 >[...]

  • Page 2

    < 2 > High High - - Power 7.1 Power 7.1 - - Channel A/V Control Receivers Channel A/V Control Receivers -- -- A Host of Digital Technologies Applied for A Host of Digital Technologies Applied for Superior Sound, Pictures, and Style. Superior Sound, Pictures, and Style. JVC now offers the latest-generat ion of AV control receivers -- RX -D702,[...]

  • Page 3

    < 3 > High-Quality Pictures -- Advanced Technologies that Even Permit HDMI Compatibility 1 PC Link -- USB Connection for Rece iving Uncompressed PCM Data from PC 2 CC Converter -- A JVC-Or iginal Technology for Superior Sound 3 Aureus™ -- High-Performance DSP for Superior Sound Quality 4 Design Concepts Design Concepts Hybrid Feedba ck Digi[...]

  • Page 4

    < 4 > High-Quality Pictures HDMI HDMI DCDi DCDi by FAROUDJA by FAROUDJA 1 HDMI -- The Next-Gen eration Digital I nterface HDMI -- Easy Conne ctions for All-Digital Tr ansmis sion Connection Exampl e -- RX-D70 2 Connection Exampl e -- RX-D70 2 Effect Exampl es (1) 10 07 06 05 Effect Exampl es (2) 11 The JVC A/V receivers deliver not only super[...]

  • Page 5

    < 5 > HDMI HDMI HDMI -- The Next-Generation Digital Interface HDMI -- The Next-Generation Digital Interface HDMI Founders Hitachi Matsush ita (MEI ) Philips Silicon Image SONY Thomson Mul t ime dia Toshiba Digital Analog Consumer AV PC Consum er A V Application YPbPr/RGB RGB YPbPr Signal Format Yes Yes - Content Protection Yes - - Remote Cont[...]

  • Page 6

    < 6 > HDMI HDMI HDMI -- Easy Connections for All-Digital Trans mission HDMI -- Easy Connections for All-Digital Trans mission D/A D/A Converter Converter Digital Digital Display Display Digital Digital A/D A/D Converter Converter Receiver  All-Digital Transmission of High-Quality Video & Audio  Even System Control is available 3 HDM[...]

  • Page 7

    < 7 > DCDi DCDi by FAROUDJA by FAROUDJA DSP DSP FAROUDJA Display Up Up Converter Converter I/P I/P Conversi on Conversi on HDMI Component A/D A/D Converter Converter OSD OSD TX TX RX RX S-Video Composite 480p HD, 480p 480i/p Y Pb Pr Speakers 480i/p, 720p, 1080i 480i/p, 720p, 1080i PCM (DVD-Audio) / DD / DTS DVD/VDR/D-VHS/STB DVD-Audio SPDIF .[...]

  • Page 8

    < 8 > DCDi DCDi by FAROUDJA by FAROUDJA FAROUDJA Display HDMI Component Video Video Decoder Decoder TX TX RX RX 480p 480i 480i/p, 720p, 1080i 480i/p, 720p, 1080i PCM (DVD-Audio) / DD / DTS DVD/VDR/D-VHS/STB DVD-Audio SPDIF S-Video Composite .... .... Connection Example -- RX-D402/D401 Connection Example -- RX-D402/D401 RX-D402 DSP DSP Speaker[...]

  • Page 9

    < 9 > DCDi DCDi by FAROUDJA by FAROUDJA What is DCDi b y FAROUDJA? What is DCDi b y FAROUDJA? The new A/V receivers can conv ert video signal format to HDMI for display on a compati ble monitor, w hether the signals are from Composite, S-Video, or Component input . In this process, the unit conv erts interlaced pictures to progressive ones --[...]

  • Page 10

    < 10 > DCDi DCDi by FAROUDJA by FAROUDJA Effect Examples (1) Effect Examples (1) VISUAL PROOF 3D Deinterlacer A unique algorithm that identifies all the moving edges in a scene and adjus ts the angle of interpolati o n at ea ch pix el so th at t he interp ol ati o n always fo llows the edge instead of cross ing it, eliminating stair casing o [...]

  • Page 11

    < 11 > DCDi DCDi by FAROUDJA by FAROUDJA Effect Examples (2) Effect Examples (2) VISUAL PROOF Fleshtone Adaptive Noise Reduction Noise reduction applied on overall picture may cause an adverse effect -- unnatural flesh color. The Fleshtone Adaptive NR detects flesh color contained in a picture and controls noise reduction coefficient to deliv[...]

  • Page 12

    < 12 > Transmiss ion of Stereo Audio Sign al s from PC PC Link -- USB Connection for Re c eiving Audio Signals from PC Wireless USB Connection Wireless USB Connection USB Connection USB Connection 2 Superior Sound Quality Matching CD/DVD User ID Le arning Function & Auto S c an Comparison of Signal For mats 13 14 15 16 The RX-D702 permits[...]

  • Page 13

    < 13 > ( ( ( ( ) ) ) ) ( ( ( ( ) ) ) ) Wireless USB Connec tion Wireless USB Connec tion Superior Sound Quality Matching CD /DVD Superior Sound Quality Matching CD /DVD (1) The 2Mbp s high transmission rate using the 2.4GHz band permits transmiss ion of uncompressed signals for lossless reproduction. (2) Input signals are free of D/A or A/D c[...]

  • Page 14

    < 14 > User ID Learning Function To ensure security, the wirelss USB transmitter and the RX-D702 share a specific “user ID”. This means devices without the same ID cannnot receive signals from the transmitte r. A nd when you replace the transmitter, “User ID Lear ni ng Function” would be convenient. This function le ts you easily set [...]

  • Page 15

    < 15 > Model B Model A Ethernet Ethernet Wired Feature Wireless LAN （ Optional ） PCMCIA Card Slot: for still pictures from digital cameras Control with OSD: = Movie, Music, Pictures Wireless LAN （ Optional ） Exclusive Network Onl y Wireless Wireless USB Connec tion Wireless USB Connec tion Comparison of Signa l Formats Comparison of S[...]

  • Page 16

    < 16 > USB Connection USB Connection Transmission of Stereo Audio Signals from PC Transmission of Stereo Audio Signals from PC (1) Corresponds to 16-bit, 32kHz/44.1kHz/48kHz samplin g rates for superior s ound. (2) Permits playback of any music file s that c an be played on the connected PC, regardless of the software (Windows Media Playe r, [...]

  • Page 17

    < 17 > CC Converter -- A JVC-Or iginal Technology for Superior Sound CC Converter CC Converter P.E.M. D.D. Converter P.E.M. D.D. Converter 3 Background Problems with Digital Conv ersion CC Convert e r Comparison of -90dB, 1kHz Sin e Waves: Bit E xpansion On v s. Off D.D. Converte r Noise Sh api ng Respons e/ Noise Sp ectrum Problem: An ana l [...]

  • Page 18

    < 18 > Digital audio started with Compact Disc and has since given birth to such super high-fidelity formats as DVD Audio and SACD. There’s another trend in digital audio: compressed data for mats. Music distribution over the Internet, silicon audio using compact IC cards, an d digital broadcast by satellite -- all these formats take advant[...]

  • Page 19

    < 19 > In digital audio, music is pr ocessed in digital form. The mu sic played by musicians in a recording studio or a conc ert hall is picked up by a micropho n e and record ed in digital form, to be released for sale as packa ged media, including CD. The consumers buy the CD to play on a CD player: the recorded mu sic is converted from dig[...]

  • Page 20

    < 20 > When its level is high, a 1kHz signal can produc e a smooth waveform after the A/D and D/A conversion. When the level is low, how ever, a st epped waveform results du e to the limitation in the resolution of a digital signal. This phenomenon occurs becaus e digital quantizati on distortion increases as the levels are reduced. A/D and D[...]

  • Page 21

    < 21 > The “sampling theorem” says that, if the sampling frequency is m ore than twice as hig h as the maximum frequency of original signal, then th e original signal can be retri eved by A/D and D/A conversion. With CDs , the sampling frequ ency is 44.1kHz, meaning the maximum frequency is band-limited to 22.05kHz. Therefore, the inform [...]

  • Page 22

    < 22 > The CC Converter was developed to solve t he probl ems with digital conversion by (1) increasing quantization r esolution for low-level signals and (2) increasi ng the sampling frequency for hig h-frequency sig nals. Because bit expansion and overs ampling alone do not guarantee better sound qu ality, the CC Converter features JVC’s [...]

  • Page 23

    < 23 > In the bit expansion section, t he JVC-exclusive hi-fi processing generates a high-resoluti on 24-bit digital signal from a 16-bit signal. The proc ess first analyzes the 16-b it digital si gnal to deduce the original analo g signal before A/D conv ersion, and then appl ies hi-bit expansion to smooth the signal waveform. What’s more,[...]

  • Page 24

    < 24 > The frequency conversion sectio n doubles or quadruples the sampling frequency for pl ayback of high-frequency s ignals t hat a following stage generates. The range expansion section applies the JVC-exclusive rang e expansion p rocessing to compensate for th e conversion di stortion that o ccurs when the analog si gnal is converted int[...]

  • Page 25

    < 25 > There are several high-bit/upsampling processing systems on the market that clai m to offer the same benefits as the CC Converter. They are all designed to create and add frequencies (harmonics) over 2 0kHz deriving from an input signal. But we do not believe the mechanical addition of harmonics can ensure the faithful recreation of ?[...]

  • Page 26

    < 26 > The figure shows the actual measured waveform of a bi t-expanded -90dB sinusoidal signal. -90dB, 1kHz Sine Wav e: Bit Expans ion Off The figure shows the frequency spectra of a music signal with the range expansio n on and off. With the expansio n off, the level is sharply red uced beyond 2 2kHz. But with the expansion on, the level is[...]

  • Page 27

    < 27 > P.E.M. D.D. Converte r P.E.M. D.D. Converte r D.D. Converter RX-D702 RX-D4 02 The JVC exclusive D/A converter turns the 192kHz/24-bit output into an analog signal with impeccable accuracy. *Also applies to RX- D401[...]

  • Page 28

    < 28 > P.E.M. D.D. Converte r P.E.M. D.D. Converte r Noise Shaping Respo nse/Noise Spectrum Conventional D/A Conv erter Noise Shaping Respo nse (Theoretical) Noise Spectrum P.E.M. D.D. Converter VANS=JVC Advanced Noise Sh ap er Response (dB) Frequency ( Hz) Response (dB) Frequency ( Hz) VISUAL PROOF RX-D702 RX-D4 02 *Also applies to RX- D401[...]

  • Page 29

    < 29 > P.E.M. D.D. Converte r P.E.M. D.D. Converte r 192kHz/24-bit and 96kHz/24-bit A/D Converters -- RX-D702 VISUAL PROOF RX-D702 P.E.M. D.D. P.E.M. D.D. Converter Converter A/D A/D Converter Converter DSP DSP Aureus Aureus ™ ™ TMS320DA601 TMS320DA601 Dolby Digital/ Dolby Digital/ PLIIx PLIIx /DTS /DTS DAP/3D DAP/3D - - H/GEQ/ H/GEQ/ DRC[...]

  • Page 30

    < 30 > P.E.M. D.D. Converte r P.E.M. D.D. Converte r 192kHz/24-bit and 96kHz/24-bit A/D Converters -- RX-D402/D401 VISUAL PROOF P.E.M. D.D. P.E.M. D.D. Converter Converter P.E.M. D.D. P.E.M. D.D. Converter Converter P.E.M. D.D. P.E.M. D.D. Converter Converter D/A D/A Converter Converter A/D A/D Converter Converter DSP DSP Aureus Aureus ™ ?[...]

  • Page 31

    < 31 > Aureus™ -- High-Performance DSP for Superior Sound Quality JVC exclusive DSP JVC exclusive DSP 4 Texas Instruments F loating- Point DSP - - Aureus™ ( TMS320DA601) JVC’s DSP Sound Field Analy sis (Ray Tracing) JVC exclusive DSP -- implemented by the Texas Instruments “Aureus ”™ DSP -- simulates the acoustic s of music ven ue[...]

  • Page 32

    < 32 > Features • 1,800MIPS* or 1,350MFLOPS** (a t 225MHz clock speed) - - one of the highest process ing power ra tings on the mar ket • 32-bit (64-b it double precis ion) accu rate operations • Decode formats: Do lby Digita l, Dolby Digi tal EX, Dolby Pro Logic IIx, DTS, DTS-ES, DTS 9 6/24 , DTS N EO:6 • Functions: DAP, 3D -PHONIC, [...]

  • Page 33

    < 33 > Listening to the 7.1-channel su rround as processed by the JVC DAP (Digital Acoustics Processor) evokes a totally different surround s ound experience from what you get from st ereo or 5.1-c hannel s ound. Listen carefully t o the 5.1-channel sound of a DV D in its recorded form a nd you’ll notice it does not pr oduce the sens ati on[...]

  • Page 34

    < 34 > The figure shows the paths of the “sound r ays” as they propagate from a sound source (red, black and br own balls) to the rece iver (blue ball). The DSP calculates the properties of a reflection sound (time delay and direction) from the paths of the sound rays. The simulation computatio ns it does for 7.1-channel surround are diff[...]

  • Page 35

    < 35 > To recreat e an environment’s sound field, a real hall or cinema’s sound field is meas ured for da ta. For measurements, a pulse noise is emitted, its direct and indirect sounds are picked up by microphones, and their data is recorded. This is t he approach adopted by other home theater receiver/pro cessor manufacturers. But measur[...]

  • Page 36

    < 36 > THEATER 1 Capacity : 6,500m 3 Seat s: A pprox. 600 Reverbe ration : 1.23 sec. THEATER 2 Capacity : 2,000m 3 Seat s: A pprox. 300 Reverbe ration : 0.55 sec. LIVE CLUB Capacity : 400m 3 Seats: 70 Reverbe ration : 0.35 sec. DANCE CLUB Capacity : 2,200m 3 Seats: 240 Reverbe ration : 0.55 sec. PAVILION Capacity : 549,700m 3 Reverbe ration :[...]

  • Page 37

    < 37 > *When the SURR . BACK SPK. setting is “ ON” , the DAP perform s 7-channel processing , outputting reve rberat ion components to Sur round Back channels. JVC exclusive DSP JVC exclusive DSP DAP Modes (2) DAP Modes (2) - - - O * - O * THEATER 2 O O O O O O All Ch. Stereo O O O O O O 3D Ph onic O O O O O O 3D Headphone O * O * O * - O[...]

  • Page 38

    < 38 > JVC exclusive DSP JVC exclusive DSP 5-Band Graphic Equalization 5-Band Graphic Equalization Frequency ( Hz) Response (dB) Response (dB) F r e q u e n c y (H z ) 250 63 16k 4k 1k C en t er F r e q u e n c y ( H z ) RX-D702 RX-D4 02 A graphic equalizer lets you adjust the levels of center frequencies . An analog equalization circuit is b[...]

  • Page 39

    < 39 > JVC exclusive DSP JVC exclusive DSP 3D He adphone 3D He adphone In a typical listenin g room, sound from speakers you perceive consists of thre e elements: direct sou nd, early refl ections (echoes from walls/c eiling/floo r), and reverberation. Thes e elements le t you locate the sound source and recognize its size. This is called Hea[...]

  • Page 40

    < 40 > JVC exclusive DSP JVC exclusive DSP Midnight Mode Midnight Mode The DSP divides input signals in to three ban ds (LOW/MID/HIGH), and processes the signal s so that low-level sound in each band will get louder and loud sound will be mo derated. This ma kes the output sound clear across the range, regardless of the original levels. In ad[...]

  • Page 41

    < 41 > JVC exclusive DSP JVC exclusive DSP Center-Channel Alignment Center-Channel Alignment The center speaker is usua lly placed on top of or under the display, while the front speakers are set at or near ear level. The result is that dial og, carried by the center speaker, seem s out of place relati ve to music and sound effects. JVC'[...]

  • Page 42

    < 42 > JVC exclusive DSP JVC exclusive DSP Smart Surround Setup Smart Surround Setup Setting up a home theater can be time -consuming and even confusing. No rmally, you h ave to check which speaker ch annels (front, cente r, su rround, and surround back) you have i nstalled, the distance of each speaker from the liste ning position, and the l[...]

  • Page 43

    < 43 > Hybrid Feedback Digital Amplifier Hybrid Feedback Digital Amplifier Hybrid Feedback Digital Amplifier 5 Background -- What is PWM? Evolution of Hybrid Feedback Di gital Amplifier (1) JVC-exclusive Hybrid F eedback Digital Amplifier enables a lot more than the compact dimensions of the A/V receivers. Featuring dual analog feedback and d[...]

  • Page 44

    < 44 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Background -- What is PWM? Background -- What is PWM? ON +1 -1 0 +1 OFF -1 ON OFF PWM (Pulse Width Modulation) RX-D702 RX-D4 02 Pulse Width Modulation (PWM) is a me thod of digitally encoding analog[...]

  • Page 45

    < 45 > Analog Di gital ● PCM-PWM ● Analog-PWM PWM JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Problems of Digital Amplifiers Problems of Digital Amplifiers Signal Signal Processor Processor Power Power Stage Stage LC type LC type LPF LPF RX-D702[...]

  • Page 46

    < 46 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Evolution of Hybrid Feed back Digital Amplifier (1) Evolution of Hybrid Feed back Digital Amplifier (1) PWM Modulator Pre- Driver Demodulator (LPF) Phase Shift Master Clock + - IN RX-D702 RX-D4 02 H[...]

  • Page 47

    < 47 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Evolution of Hybrid Feed back Digital Amplifier (2) Evolution of Hybrid Feed back Digital Amplifier (2) PWM Modulator Pre- Driver Demodulator (LPF) Phase Shift Master Clock + - IN RX-D702 RX-D4 02 H[...]

  • Page 48

    < 48 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Evolution of Hybrid Feed back Digital Amplifier (3) Evolution of Hybrid Feed back Digital Amplifier (3) PWM Modulator Pre- Driver Demodulator (LPF) Phase Shift Master Clock + - PWM IN RX-D702 RX-D4 [...]

  • Page 49

    < 49 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Ver Ver . III . III Low-Voltage Power Supply Low-Voltage Power Supply Large-Capacity Power Transformer High-Efficiency Stabilized Power Supply Circuit - Power Supply + Power Suppl y Digital Amp Stab[...]

  • Page 50

    < 50 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Ver Ver . III . III One-Chip Solutio n w ith JCV8015 One-Chip Solutio n w ith JCV8015 The Hybrid Feedback Digital Amplifier Ver . III features use of a new IC dubbed “JCV8015”. This superior dev[...]

  • Page 51

    < 51 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Ver Ver . III . III JCV8015 Benefits (1) -- Operational Amp JCV8015 Benefits (1) -- Operational Amp Superior Operational Amp for Low Distortion and Low Noise High Slew Rate The operational amp comes[...]

  • Page 52

    < 52 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Ver Ver . III . III JCV8015 Benefits (2) -- PWM Modulator/External Clock JCV8015 Benefits (2) -- PWM Modulator/External Clock RX-D702 RX-D4 02 High-Precision PWM Modulator PWM Input Audio Signals Ul[...]

  • Page 53

    < 53 > Use of built-in ± 2.5V regulator separates the path of current in digital circuits from analog GND. JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Ver Ver . III . III JCV8015 Benefits (3) -- ± 2.5V Regulator JCV8015 Benefits (3) -- ± 2.5V Reg[...]

  • Page 54

    < 54 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Ver Ver . III . III Quality Pa rts for Superior So und Reproduction Quality Pa rts for Superior So und Reproduction The superior technologies appli ed for the digital amp comb in e to lower the tota[...]

  • Page 55

    < 55 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Ver Ver . III . III Comparison of Speake r Driveability RX-D702 RX-D4 02 Usually, speaker impedance fluctuates acco rding to the frequencies of audio signals. This “frequency respo nse” of the s[...]

  • Page 56

    < 56 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Hybrid Feedb ack Digital Amplif ier Hybrid Feedb ack Digital Amplif ier Ver Ver . III . III T.H.D. Comparison of Digital Amplifiers RX-D702 RX-D4 02 VISUAL PROOF *Also applies to RX- D401 0.004% 0.01 0.1 1 10 0.001 0.01 0.1 1 10 100 Output Pow er [W] /6 Ω THD + N [%] N[...]

  • Page 57

    < 57 > Supplementary Information OSD Superi mposed on S cr een OSD Superi mposed on S cr een RX-D402B Au dio/Video Co ntrol Receiver RX-D402B Au dio/Video Control Receiver RX-D702B Au dio/Video Co ntrol Receiver RX-D702B Au dio/Video Control Receiver 58 59 60 Rear Panel Rear Panel 62 Multi-Brand A/V-STB (CATV/DBS) Glow Re m ot e Control Multi[...]

  • Page 58

    < 58 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation OSD Superimposed on Screen OSD Superimposed on Screen The RX-D702 displays a wide range of information -- includin g the Smart Surround Setup processes -- superimposed on your monitor screen to ensure easy recognition and control. OSD for Smart Surround Setup Setting Me[...]

  • Page 59

    < 59 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation RX-D702B Audio/Video Control Receiver RX-D702B Audio/Video Control Receiver Basic Features • Stereo: 150 watts per channel, 6 ohms, from 20Hz to 20kHz, with 0.8% THD • Surround: (Front) 150 watts per channel, 6 ohms at 1kHz, with 0.8% THD; (Center) 150 watts, 6 ohms[...]

  • Page 60

    < 60 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation RX-D402B Audio/Video Control Receiver RX-D402B Audio/Video Control Receiver Basic Features • Stereo: 110 watts per channel, 6 ohms, from 20Hz to 20kHz, with 0.8% THD • Surround: (Front) 110 watts per channel, 6 ohms at 1kHz, with 0.8% THD; (Center) 110 watts, 6 ohms[...]

  • Page 61

    < 61 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Multi-Brand A/V-STB (CATV/DBS) Glow Remote Control Multi-Brand A/V-STB (CATV/DBS) Glow Remote Control For RX-D702B For RX-D402B/RX-D401S[...]

  • Page 62

    < 62 > JVC technol ogie s for satisfy ing the THX Ultra 2 ce rtifi cation Rear Panel Rear Panel RX-D702B RX-D402B/RX-D401S[...]

  • Page 63

    < 63 >[...]