JVC UX-A10DVD Service Manual
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JVC UX-A10DVD Service Manual

JVC UX-A10DVD Service Manual

Micro component md system
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Download this manual See also: Instruction Manual
SERVICE MANUAL
MICRO COMPONENT MD SYSTEM
Contents
Safety precaution
UX-A10DVD
1-2
1-3
1-4
1-39
1-47
COPYRIGHT
2003 VICTOR COMPANY OF JAPAN, LTD.
UX-A10DVD
Area suffix
UB ----------- Hong Kong
MD pickup
1-47
1-48
DVD pickup
1-48
1-49~88
No.22011
Jan. 2003

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  • Page 1: Table Of Contents

    UX-A10DVD SERVICE MANUAL MICRO COMPONENT MD SYSTEM UX-A10DVD Area suffix UB ----------- Hong Kong Contents Safety precaution Procedures of changing the Preventing static electricity MD pickup 1-47 Disassembly method Maintenance of DVD pickup 1-48 Adjustment method 1-39 Procedures of changing the...
  • Page 2 UX-A10DVD 1. This design of this product contains special hardware and many circuits and components specially for safety purposes. For continued protection, no changes should be made to the original design unless authorized in writing by the manufacturer. Replacement parts must be identical to those used in the original circuits. Services should be performed by qualified personnel only.

  • Page 3: Preventing Static Electricity

    UX-A10DVD Preventing static electricity 1.Grounding to prevent damage by static electricity Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is discharged, can destroy the laser diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs.

  • Page 4: Disassembly Method

    UX-A10DVD Disassembly method Metal cover <Main body> Removing the metal cover (See Fig.1~3) Remove the six screws A on the back of the body. Remove the screw B on each side of the body. Detach the rear side of the metal cover upward while pulling the lower sides outward.
  • Page 5 UX-A10DVD Removing the DVD mechanism assembly (See Fig.4~6) DVD mechanism assembly Prior to performing the following procedure, remove the metal cover. Remove the three screws C attaching the DVD mechanism assembly on top of the body. Disconnect connector CN502 and CN503 on the DVD servo board upward at the bottom of the DVD mechanism assembly.
  • Page 6 UX-A10DVD Removing the front panel assembly (See Fig.7~10) Front panel assembly Prior to performing the following procedure, remove the metal cover and the DVD mechanism assembly. Disconnect the card wire from connector CN705 on the microcomputer board in the center of the right side of the body.
  • Page 7 UX-A10DVD Removing the rear cover/ rear panel Rear panel (See Fig.11~15) Prior to performing the following procedure, remove the metal cover and the DVD mechanism assembly. Remove the two screws F on the back of the body. Disconnect the wire from connector CN1 on the tuner pack on the right side of the body.
  • Page 8 UX-A10DVD Removing the tuner pack (See Fig.16) Tuner pack Prior to performing the following procedure, remove the metal cover. Disconnect the card wire from connector CN1 on the tuner pack on the right side of the body. Remove the two screws H on the back of the body.
  • Page 9 UX-A10DVD Removing the MD mechanism assembly (See Fig.19~21) Prior to performing the following procedure, remove the metal cover, the DVD mechanism assembly and the front panel assembly. Remove the two screws K attaching the DVD mechanism attaching bracket. Remove the two screws L on each side of the MD...
  • Page 10 UX-A10DVD Removing the main board (See Fig.24,25) Main board Prior to performing the following procedure, remove Heat sink the metal cover, the DVD mechanism assembly, the front panel assembly and the rear cover/ rear panel. Remove the two screws N and the three screws O.
  • Page 11 UX-A10DVD Removing base chassis/ microcomputer board (See Fig.27~29) MD mechanism assembly MD base chassis Prior to performing the following procedure, remove the metal cover, the DVD mechanism assembly, the front panel assembly, the rear cover/ rear panel, the main board and the DVD relay board.
  • Page 12 UX-A10DVD Removing power transformer Power transformer board assembly (See Fig.30,31) CN901 Power amplifier board Prior to performing the following procedure, remove the metal cover, the DVD mechanism assembly, the front panel assembly, the rear cover/ rear panel, the main board and the MD base chassis.

  • Page 13: Front Panel Assembly

    UX-A10DVD Cassette mechanism assembly <Front panel assembly> Prior to performing the following procedure, remove the metal cover, the DVD mechanism assembly and the front panel assembly. Removing the cassette mechanism assembly (See Fig.34,35) Remove the spring attached to the cassette door on the back of the front panel.
  • Page 14 UX-A10DVD Removing the FL connection board FL connection board Front panel (See Fig.39~41) CN441 Remove the two screws Y and the screw Z attaching the bracket (2) on the back of the front panel. Disconnect the card wire from connector CN441 on the FL connection board.
  • Page 15 UX-A10DVD Removing the belt/ drive motor (See Fig.43) Belt Prior to performing the following procedure, remove the drive motor assembly. Drive motor Remove the belt from the pulley Remove the two screws B' attaching the drive motor. Fig.43 Removing the switch board...
  • Page 16 UX-A10DVD Removing the FL display section (See Fig.46~51) Case cover Remove the four screws D' attaching the case cover on the front panel. Pull out the FL panel from the four joint bosses m on the FL display cover. Remove the four screws E' attaching the FL display cover.
  • Page 17 UX-A10DVD Remove the two screws F' attaching the FL display on the FL display cover. FL display section FL display cover The FL board and the lens come off from the FL display section. Fig.50 FL display section LED board...
  • Page 18 UX-A10DVD <DVD loading mechanism section> Removing the clamper assembly (See Fig.1) Remove the four screws A attaching the clamper assembly. Move the clamper assembly in the direction of the Clamper assembly arrow to release the joint a on each side, and remove.
  • Page 19 UX-A10DVD Removing the traverse mechanism assembly (See Fig.5,6) Prior to performing the following procedure, remove the clamper assembly, the tray and the servo control board. Traverse mechanism assembly Remove the four screws B attaching the traverse mechanism assembly. CAUTION: When reassembling, get the flexible wire extending from the spindle motor board through the slot f of the elevator.
  • Page 20 UX-A10DVD Removing the motor assembly (See Fig.9,10) Belt Prior to performing the following procedure, remove the clamper assembly, the tray, the servo control board, the traverse mechanism assembly and the elevator. Remove the belt from the pulley. Remove the screw C attaching the loading motor.
  • Page 21 UX-A10DVD Pulley gear bracket Idle gear Pulley gear bracket Tab j Idle gear Pulley gear Pulley gear Pulley gear Motor assembly Middle gear Fig.11 Removing the idle gear/ pulley gear/ middle gear/ slide cam (See Fig.11~13) Slide cam Prior to performing the following the procedures,...
  • Page 22 UX-A10DVD <DVD traverse mechanism assembly> Feed motor assembly Removing the feed motor assembly (See Fig.14) Unsolder the two soldering l on the spindle motor board. Remove the two screws F attaching the feed motor Pickup assembly. Removing the feed motor (See Fig.14~16)
  • Page 23 UX-A10DVD Removing the pickup (See Fig.17,18) Pickup Spindle base Prior to performing the following procedure, remove the feed motor assembly. Remove the screw l, the T spring(S) and the shaft holder with the plate. Plate ATTENTION: When reassembling, reattach the T...
  • Page 24 UX-A10DVD Removing the spindle motor assembly Spindle motor (See Fig.20~22) Prior to performing the following procedure, remove the feed motor assembly, the pickup, the shaft and the shaft holder. Turn over the mechanism base and remove the three screws l attaching the spindle motor assembly.
  • Page 25 UX-A10DVD <MD mechanism assembly> Removing the main board (See Fig.1, 2) CAUTION: When replacing the flexible wire connected Main board to the main board, solder the shorting round point. Otherwise, the pickup may be damaged. (see Fig.18) CN408 Turn over the main body and disconnect the card...
  • Page 26 UX-A10DVD Removing the head lifter (See Fig.4~6) Removing the spring from the hook on the main body. Remove the spring from the head lifter if necessary. Head lifter Turn the head lifter in the direction of the arrow to release the joint c and d .
  • Page 27 UX-A10DVD Removing the loading assembly (See Fig.8, 9) REFERENCE: The traverse mechanism assembly and the single flame can be removed after removing the loading assembly from the body. Loading assembly Prior to performing the following procedure, remove the main board, the mechanism cover and the head lifter/head assembly.
  • Page 28 UX-A10DVD Slide base(R) Joint f <Loading assembly section> Removing the slide base (L) and (R) (See Fig.10) Remove the two screws F on the upper side of the loading base assembly. Remove the slide base (L) outward while releasing Slide base(L) the two joints f on the bottom.
  • Page 29 UX-A10DVD Remove the cartridge holder assembly (See Fig.14, 15) Slide bar Remove the two screws J on the upper side of the loading assembly. Cartridge holder assembly Eject bar Eject bar Tab i Fig.14 Removing the slide bar/Eject bar (See Fig.14, 15) Prior to performing the following procedure, remove the cartridge holder assembly.
  • Page 30 UX-A10DVD <Traverse mechanism assembly section> <Traverse mechanism assembly section> Insulator Pickup unit Removing the insulator (See Fig.16) Removing the insulators from the four notches of the traverse mechanism chassis. Insulator Traverse mechanism chassis Fig.16 Removing the pickup unit (See Fig.17)
  • Page 31 UX-A10DVD Removing the feed motor assembly (See Fig.19,20) Traverse mechanism board Soldering l Pickup REFERENCE: The feed motor assembly can be performed even if the pickup unit is attached. For the white and black harnesses extending from the feed motor assembly, unsolder two soldering k on the traverse mechanism board.
  • Page 32 UX-A10DVD <Reattaching the loading assembly section> Reattach the eject bar to the UD base (see Fig.15, 21). Reattach the slide bar to the loading mechanism chassis while fitting the boss m to the groove of the eject bar (see Fig.15).
  • Page 33 UX-A10DVD Reattach the wire holder to the UD base while fitting the bending q to the hole of the wire holder (The boss on the back of the wire holder is fit to the hole of the UD base)(see Fig.21).
  • Page 34 UX-A10DVD Reattach the UD base to the loading mechanism base while fitting the four bosses to the notches of the loading mechanism base respectively (see Fig.24). First, sit part t of the cartridge holder assembly under the bending g of the loading mechanism base, then reattach the UD base.
  • Page 35 UX-A10DVD <Cassette mechanism assembly section> Removing the Play/Record & Clear head Cassette mechanism assembly Fly wheelR (See Fig.1~3) While moving the trigger arm on the right side of the head mount in the direction of the arrow, turn the flywheel R counterclockwise until the head mount comes ahead and clicks.
  • Page 36 UX-A10DVD Removing head amplifier & Head amplifier & mecha control board mechanism control board (See Fig.4) CN32 Turn over the cassette mechanism assembly and remove the three screws A attaching the head amplifier & mechanism control board. Disconnect the flexible wire from connector CN31 on the head amplifier &...
  • Page 37 UX-A10DVD Removing the flywheel (See Fig.8,9) Prior to performing the following procedure, remove the head amplifier & mechanism control board and the main motor assembly. From the front side of the cassette mechanism, remove the slit washers attaching the capstan shaft L and R.
  • Page 38 UX-A10DVD Reattaching the Play/ Record & Clear head (See Fig.11~13) Reattaching the head mount assembly. Change front of the direction cover of the head mount assembly to the left(Turn the head forward). Fit the bosses O',P',Q',U' and V' on the head mount assembly to the holes P and V, the slots O,U and Q of the mecha sub assembly(See Fig.11...

  • Page 39: Adjustment Method

    UX-A10DVD Adjustment method < MD adjustment (self adjustment) > (2) Initialization of EEPROM (1) Setting of adjustment mode of MD (The EEPROM can be initialized on the precondition that the setup of the TEST MODE 1 is complete. After setup of the...
  • Page 40 UX-A10DVD (4) Adjustment of the disk Set up the TEST MODE 1. Insert the premastered disk. Reading of TOC ends. Press the MD PLAY key on the remote controller. FL indication ON TUNING Automatic adjustment starts. Adjustment OK? NG Judgment Code Table...
  • Page 41 UX-A10DVD <Method of setting DVD test mode> 1.Main body "Stop button " and "DVD eject button " are pushed at the same time, and the power supply is turned on. 2.The display of the FL display becomes "TEST D", and becomes a test mode.
  • Page 42 UX-A10DVD Value of current of laser FL display(Example) Remote control "4" button Value of current of laser for CD 0033 0000 Remote control "5" button Value of current of laser for DVD Value of current of laser As for the value of the current of the laser, the figure displayed on the FL display reaches the current value as it is by the unit of mA.
  • Page 43 UX-A10DVD (4) Display of number of ROM When MENU and the TOP MENU key are pushed in the test mode, the number of ROM of the main microcomputer, a sub-microcomputer, the unit microcomputer, and microcode is displayed on the FL display instead of the test display.

  • Page 44: Cassette Mechanism Section

    UX-A10DVD <Cassette mechanism section> Head angle Head angle azimuth screw azimuth screw (foward) (reverse) CN31 Head angle Head angle Recording and play head/Erase head azimuth screw azimuth screw (foward) (reverse) Mechanism control P.C. board B102 R371 C376 Q375 CN32 R375...
  • Page 45 UX-A10DVD Mechanism section Item Confirmation of angle of head Tape speed confirmation Mesurement Test tape: VT703L (8kHz) Test tape: VT712 (3kHz) condition Measurement output terminal: Measurement output terminal: Speaker terminal Speaker terminal or headphone terminal Mesurement 1.Test tape VT703L (8kHz) is played.
  • Page 46 UX-A10DVD Electric adjustment Recording reproduction Item Recording BIAS adjustment frequency characteristic Mesurement Forward or reverse Standard frequency: 1kHz/10kHz condition Test tape: AC-514 TYPE (Srandard: -20dB) AC-225 TYPE Test tape: AC-514 TYPE Measurement output terminal: Measurement input terminal: OSC IN Recording and headphone terminal Mesurement 1.Test tape (AC-514 TYPE ,AC-225...

  • Page 47: Maintenance Of Md Pickup

    UX-A10DVD Maintenance of MD pickup Procedures of changing the MD pickup 1. Cleaning of pickup lens Change the MD pickup by referring (1) Prior to changing the pickup, clean the pickup lens. to "Removing the MD pickup" in the Disassembly Method.

  • Page 48: Maintenance Of Dvd Pickup

    UX-A10DVD Maintenance of DVD pickup Procedures of changing the DVD pickup 1. Cleaning of pickup lens The power switch is turned off, (1) Prior to changing the pickup, clean the pickup lens. and the power code is pulled out from the outlet.

  • Page 49: Description Of Major Ics

    UX-A10DVD Description of major ICs AK93C65AF-X (IC451) : EEPROM 1.Pin layout 8 PIN SOP 2.Block diagram DATA REGISTER R/W AMPS AUTO ERASE EEPROM INSTRUCTION REGISTER INSTRUCTION DECODE, CONTROL 4096bit 256 x 16 CLOCK ADD. DECODER GENERATION BUFFERS VPP SW VREF GENERATOR 3.Pin function...
  • Page 50 UX-A10DVD 74VHC00MTC-X (IC455,503) : NAND gate 1.Pin layout / Block diagram Truth Table 2.Pin function Pin Names function Inputs n' n Outputs 74VHC74MTC-X (IC454) : Dual D-type Flip-Flop with preset and clear 1.Pin layout / Block diagram Truth Table Inputs...
  • Page 51 UX-A10DVD AK4519VF-X (IC480) : A / D.D / A converter 1.Pin layout 2.Block diagram VA AGND VB VD DGND AINL Decimation Clock MCLK VCML Modulator Filter CMODE Divider AINR LRCK Decimation VCMR Modulator SCLK Filter VRAD Serial I/O SDTO ARDV...
  • Page 52 UX-A10DVD AN8703FH-V (IC101) : Front-end processor for DVD 1.Pin layout 48~33 49~64 32~17 1~16 2. Block diagram 46 48 47 31 30 HOLD VIN5 FBAL Level VIN6 Cont. VIN7 Det. VIN8 Vol. Adj. Level Cont. OFLR Det. OFTR Boost Cont.
  • Page 53 UX-A10DVD 3.Pin function (2/2) Pin No. Symbol Function POFLT Tracking detection threshold level DTRD Data slice data read signal input (for RAM) IDGT Data slice address gate signal input (for RAM) STANBY Standby mode control SEN (serial data input) SCK (serial data input)
  • Page 54 UX-A10DVD BA5983FM-X (IC201) : Driver 1.Pin layout / Block diagram STAND BY CH 4 L e v e l S h i f t L e v e l S h i f t L e v e l S h i f t...
  • Page 55 UX-A10DVD BA6664FM-X (IC251) : Motor driver 1. Block diagram DRIVER GAIN SWITCH GAIN CONTROL CURRENT SENSE AMP HALL AMP TORQUE SENSE AMP SHORT BRAKE BRAKE MODE Hall Bias 2.Pin function Pin No. Symbol Function Pin No. Symbol Function 3Phase synthesized FG signal...
  • Page 56 UX-A10DVD BD7910FV-X (IC450) : M.HEAD driver 1.Block diagram Mute Pre driver SVcc Vregin 2.Pin function Symbol Function Symbol Function Vreg IN Regulator input and regulator Non connect power supply VOD2 Sync.output (Lower power MOS,drain) Reg GN Regulator GND "H"bridge GND (Lower power MOS,source)
  • Page 57 UX-A10DVD CS5960AT-X (IC571) : MPEG/Audio clock generator with VCXO 1.Pin layout 1 XIN 8 XOUT 2 VDD 7 27 MHz 3 VCXO 6 13.5 MHz 4 VSS 5 16.93421053 MHz 2.Block diagram 27 MHz OUTPUT 27 XIN 16.93421053 MHz (-3)
  • Page 58 UX-A10DVD CXA2523AR (IC310) : MD servo 1.Block diagram ADIP Amp TE/SE Amp PEAK 3TADJ FE Amp RFAGC 22 EQADJ AGCI 21 VREF COMPO 20 F0CNT COMPP 19 XSTBY ADDC 18 XLAT 17 SCLK Command I/F 16 SWDT 15 TEMP R...
  • Page 59 UX-A10DVD 2.Pin function Symbol Function Pin No. Reference voltage output. VREF Equalizer center frequency setting pin. EQADJ BPF3T center frequency setting pin. 3TADJ Power supply. BPF22 center frequency setting pin. WBLADJ Tracking error signal output. Connects the sled error signal LPF capacitor.
  • Page 60 UX-A10DVD CXD2662R (IC350) : MD DSP 1.Pin layout 2.Block diagram 16 17 18 29 27 28 90 52 CLOCK FILI XRAS GENERATOR FILO XCAS CLTV EFM / ACIRC each block ENCODER / DECODER A00~A11 COMP D0~D3 XINT SHOCK RESISTANT ASYI...
  • Page 61 UX-A10DVD 3.Pin function Symbol Function Pin No. MNT0 Monitor output. MNT1 Monitor output. MNT2 Monitor output. MNT3 Monitor output. SWDT Data input for microcomputer serial interface. SCLK Shift clook input for microcomputer serial interface. XLAT Latch input for microcomputer serial interface.Latched at the falling edge.
  • Page 62 UX-A10DVD 3.Pin function Symbol Function Pin No. XCAS External DRAM CAS output. External DRAM address output. XRAS External DRAM RAS output. External DRAM write enable. External DRAM data bus. External DRAM data bus. External DRAM data bus. External DRAM data bus.
  • Page 63 UX-A10DVD 3.Pin function Symbol Function Pin No. SRDR Sled servo drive PWM output. ( ) SFDR Sled servo drive PWM output. (+) SPRD Spindle servo drive output. (PWM ( ) or polarity) SPFD Spindle servo drive output. (PWM (+) or PWM absolute value) FGIN Spindle CAV servo FG input.
  • Page 64 UX-A10DVD GP1FA550RZ (IC391) : Fiber-optic receiver unit 1.Pin layout 2.Pin function / Block diagram Vout comp & output circuit 1 OPIC light detector GP1FA550TZ (IC392) : Fiber-optic transmitter unit 1.Pin layout 2.Pin function 1 Vin 2 Vcc 3 GND GP1UM261XK (IC861) : IR detect unit 1.
  • Page 65 UX-A10DVD HA12238F (IC32) : Recording / Reproduction Equalizer 1.Block diagram PB-NF1(L) TEST (Open for normal use) TEST 2 Iraf MUTE PBIN(L) ALC DET Return SW REC Return REC MUTE OFF/ON Return SW PBIN(R) MUTE ON/OFF REC RETURN ON/OFF TEST 4...
  • Page 66 UX-A10DVD K4S641632F-TC75 (IC504) : SDRAM 1.Pin layout 2.Block diagram Data Input Eegister LDQM Bank Select 1M x 16 1M x 16 1M x 16 1M x 16 Column Decoder Latency & Burst Length LCKE Programming Register LRAS LCBR LCAS LDQM...
  • Page 67 UX-A10DVD 3.Pin function K4S641632F-TC75 Pin No. Symbol Function Power and ground for the input buffers and the core logic. Data inputs/outputs are muitiplexed on the same plns. VDDQ Isolated power supply and ground for the output buffers to provide improved noise Immunity.
  • Page 68 UX-A10DVD L4909 (IC212) : Regulator 1. Pin layout 9 10 11 12 13 14 15 2. Block diagram VINA THERMAL REFERENCE VINB REF+20% 3,13 SHUTDOWN GENERATOR REG1 REG1 ENABLE REG2 CONTROL REG3 REG2 OVER CURRENT CHECK TRIG REG3 3. Pin functions Pin No.

  • Page 69: Block Diagram

    UX-A10DVD LA73054-X (IC601) : Video Driver 1. Pin layout 2. Block diagram CLAMP 2Step Amp1 C_OFFSET DC_CTL DRIVER 2Step LPF1 DRIVER Amp2 Y / C 2Step CLAMP LPF1 Amp3 DRIVER SYNC PEDESTAL LPF2 CLAMP 2Step Amp4 DRIVER CLAMP LPF1 LPF2...
  • Page 70 UX-A10DVD LC75345M-X (IC311) : Function Vol 1. Pin layout 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 2. Block diagram LINP LINM LVref LOPOUT CONTROL CIRCUIT LOGIC Vref INTERFACE CIRCUIT...
  • Page 71 UX-A10DVD 3. Pin function Pin No. Symbol Function Serial data and clock input pin for control. Chip enable pin. Ground pin. LOPOUT Output pin of general-purpose operation amplifier. LINM Non-inverted input pin of general-purpuse operation amplifier. LINP Non-inverted input pin of general-purpuse operation amplifier.
  • Page 72 UX-A10DVD LB1641 (IC741) : DC Motor driver 2. Pin function 1. Pin layout Input Output Mode OUT1 OUT2 Brake CLOCKWISE COUNTER-CLOCKWISE GND OUT1 P1 IN2 VCC1 VCC2 P2 OUT2 Brake M63008FP-X (IC410) : BTL driver 1.Pin layout 2.Block diagram VBS1...
  • Page 73 UX-A10DVD MN101C49GKY (IC511) : System Micom 1.Pin layout P75/A13 KEYO/P40 P76/A14 NDKDMA/P37 P77/A15 NSTDMA/P36 P80/LED0,D0 SBT3/SCL/NLDDMA/P35 P81/LED1,D1 SBI3/NBT/P34 P82/LED2,D2 SBO3/SDA/NBR/P33 P83/LED3,D3 SBT1/P32 P84/LED4,D4 SBT1/RXD1/P31 P85/LED5,D5 SBO1/TXD1/P30 P86/LED6,D6 P87/LED7,D7 TM4IO/P16 PD0/SD00 PD1/SD01 TM7IO/P14 PD2/SD02 TM3IO/P13 PD3/SD03 TM2IO/P12 PD4/SD04 TM1IO/P11 PD5/SD05 RMOUT/TM0IO/P10...
  • Page 74 UX-A10DVD MN103S28EGA (IC301) : SODC 1.Pin layout NINTO NTRYCL NINT1 NEJECT VDD3 MONI3 MONI2 NINT2 MONI1 WAITODC MONI0 NMRST DASPST VDD3 CPUADR17 TECAPA CPUADR16 AD6/CAPAC1 CPUADR15 AD5/CAPAC2 CPUADR14 CPUADR13 CPUADR12 CPUADR11 CPUADR10 CPUADR9 AVDD VDD18 DAC1 DAC0 DRAMVDD18 AVSS DRAMVSS...
  • Page 75 UX-A10DVD MN35505-X (IC202) : D/A Converter 1.Pin layout 1.Block diagram DF BLOCK DE-EMPHASIS LRCK LRCK BLOCK XOUT IIR FILTER BLOCK BLOCK DVDD1 DVDD2 VCOF 8fs OVER SAMPLING XOUT DVSS2 DIGITAL FILTER DVSS1 MODE CONTROL OUT1 C OUT2C BLOCK 1ST ORDER NOISE...
  • Page 76 UX-A10DVD MR27V1602EUMTPX (IC402) : 16M ROM 1.Pin layout 2.Block diagram BYTE Memory Cell Matrix 1,048,576 x 16-Bit or 2,097,152 x 8-Bit Multiplexer Output Buffer 16When 8- bit is output, these pins are in the state of high impedance. The D15 pin functions as A-1.
  • Page 77 UX-A10DVD NJM4580M-X (IC211) : Dual operational amplifier 1.Pin layout A OUT A -IN B OUT A +IN B -IN B +IN 2.Block diagram INPUT OUTPUT 1-77...
  • Page 78 UX-A10DVD SG-105F3-BB.C(IC1) : Reel pulse 1.Pin layout / Block diagram TC74HCU04AF-W (IC393) : Inverter Truth table 1.Pin layout 1A 1 14 Vcc 1Y 2 13 6A 2A 3 12 6Y 2Y 4 11 5A 3A 5 10 5Y 3Y 6...
  • Page 79 UX-A10DVD STK402-050 (IC111) : Power amp. 1. Pin layout 2.Block diagra TR1E TR12 TR10 TR13 TR16 1-79...
  • Page 80 UX-A10DVD UPD784217AGC174 (IC500) : CPU 1. Pin layout 2. Pin function (1/2) Pin No. Symbol Function Non connect CD-MUTE CD MUTE CD-REST CD REST ANT REM Antenna remote output 5V connection Connect to X'tal for main clock Connect to X'tal for main clock...
  • Page 81 UX-A10DVD 2. Pin function (2/2) UPD784217AGC174 Pin No. Symbol Function EP-DAO Communication data input of 12C EPCLK Communication data input of 12C BUS-I/O J-BUS I/O switching output Panel close side motor control signal output Panel open side motor control signal output...
  • Page 82 UX-A10DVD UPD784217AGF525 (IC701) : System CPU 1.Pin layout 2.Pin Functions Pin No. Symbol Function POUTRELAY Main transformer relay CTL POUTFL Power supply control of FL driver MDRESET MD Reset Unused FANON Fan control Unused PROTECT Speaker output abnormality detection HPMUTE...
  • Page 83 UX-A10DVD 2.Pin Functions Pin No. Symbol Function LOCK Abnormal detection of panel Unused RDS_ST RDS *stororb* Unused AVDD A/D and D/A digital power supply AVREF0 A/D and D/A converter SAFETY4 Abnormal detection of MD6V power supply Unused SAFETY3 Abnormal detection of SW10V, DVDM9V, and DVD5V...
  • Page 84 UX-A10DVD ZIVA-4.1-PBO (IC501) : AV decoder 1.Pin layout A_VSS MADDR3 SYSCLK MADDR2 VCLK MADDR1 A_VDD DVD-DATA0/CD-DATA VDD_3.3 DVD-DATA1/CD-LRCK MADDR0 DVD-DATA2/CD-BCK MADDR10 DVD-DATA3/CD-C2P0 SD-BS DVD-DATA4/CDG-SDATA SD-CS1/MADDR11 SD-CS0 VDD_3.3 SD-RAS DVD-DATA5/CDG-VFSY DVD-DATA6/CDG-SOS1 VDD_3.3 DVD-DATA7/CDG-SCLK SD-CAS VDACK VREQUEST MADDR4 VSTROBE ERROR VDD_2.5 VDD_3.3...
  • Page 85 UX-A10DVD 2.Pin function Function Pin No. Symbol HSYNC Horizontal sync.The decoder begins outputting pixel data for a new horizontal line after the falling(active)edge of HSYNC. Ground Ground for core logic and I/O signals VDD_3.3 Power 3.3-V supply voltage for I/O signals.
  • Page 86 UX-A10DVD 2.Pin function Function Pin No. Symbol VDD_3.3 Power 3.3-V supply voltage for I/O signals. Ground Ground for core logic and I/O signals DA-XCK Audio External Frequency Clock input or output.DA_8CK and DA_LRCK are derived from this clock.DA_XCK can be 384 or 256 times the sampling frequency DA-BCK PCM Bit Clock.Divided by 8 from DA_XCK.DA_BCK can be either 48 or 32 times...
  • Page 87 UX-A10DVD 2.Pin function Function Pin No. Symbol VDACK In synchronous mode,bitstream data acknowledge.Asserted when DVD data is valid.Polarity is programmable. VREQUEST Bitstream request.Decoder asserts VREQUEST to indicate that the bitstream input buffer has available space.Polarity is programmable. VSTROBE Bitstream strobe.Programmable dual mode pulse.Asynchronous and synchronous.In Asynchronous mode,an external source pulses VSTROBE to...
  • Page 88 UX-A10DVD TK11140SC-W (IC485) : Regulator 1.Pin layout on / off control 1 6 Vin GND 2 Np (Vref) 3 4 Vout 2.Block diagram VOUT Thermal Sensor Rin=550k on / off Ccont. Bandgap Reference XC62ER3602M-X (IC400) : Regulator 1.Pin layout 2.Block diagram...
  • Page 89 UX-A10DVD < M E M O > 1-89...
  • Page 90 UX-A10DVD VICTOR COMPANY OF JAPAN, LIMITED AUDIO & COMUNICATION BUSINESS DIVISION PERSONAL & MOBILE NETWORK BUSINESS UNIT. 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.22011) 200301...

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