Aiwa XD-DV480 Скачать руководство пользователя страница 7

Страница: 7 / 102

-7-

DISASSEMBLY -2/2

Main Circuit Board

(C)

Power Code

DVD Mechansm

Interface
Circuit Board

(D)

P3401

PMD02

P5901

PMD03

Key
Circuit Board

Power Led
Circuit Board

(E)

Fig. 2-4

Fig. 2-5

1. Disassembling of Main Circuit Board

and Interface Board

1. Remove the top case.(See Fig. 2-1)
2. Remove 13 screw (C).
3. Remove FF-cable (PMD02, PMD03), and

remove the DVD MECHANISM.

4. Remove 2 connector (P3401, P5901) and

remove Main Circuit Board from Interface Board.

5. Remove 2 screw (D).
6. Remove Interface Board from the chassis.

CIRCUIT BOARD DISASSEMBLY

2. Key and Power Led Circuit Board

1. Remove the front panel.(See Fig. 2-3)
2. Release 5 screws (E), remove the Key and

Power Led circuit board.

Содержание XD-DV480

Страница 1: ...SERVICE MANUAL D A T A DVD PLAYER XD DV487 XD DV480 XD DV480 XD DV480 S M Code No 09 01A 358 1N3 EZ B EZ B EZ NH K NH BASIC DVD CD MECHANISM DP 4RM...

Страница 2: ...TION 36 SCHEMATIC DIAGRAM 6 INTERFACE 2 4 FRONT CONTROL TIMER KEY POWER LED SECTION 37 SCHEMATIC DIAGRAM 7 INTERFACE 3 4 JACK SECTION 487 38 SCHEMATIC DIAGRAM 8 INTERFACE 3 4 JACK SECTION 480 39 SCHEM...

Страница 3: ...ble layer 8 cm single sided single layer single sided double layer double sided double layer Compact discs CD DA video CD 12 cm and 8 cm discs S video output Y output 1 Vp p 75 ohms sync negative C ou...

Страница 4: ...NING CAUTION Use of controls or adjustments or performance of proce dures other than those specified herin may result in hazardous radiation exposure ATTENTION ADVARSEL This Compact Disc player is cla...

Страница 5: ...mponents marked X and R are not designated as spare parts for after sales service and will not be stocked at the spare parts centers UNIT NAME C REF NO PARTS NO PARTS NAME SUFFIX MODEL 5 ACCESSORIES P...

Страница 6: ...the direction of the arrow Fig 2 1 Fig 2 2 Fig 2 3 3 Front Panel 1 Eject the disc tray See Fig 2 2 2 Remove the tray door See Fig 2 2 3 Pull the front panel toward you while pressing 7 stoppers to di...

Страница 7: ...rd and Interface Board 1 Remove the top case See Fig 2 1 2 Remove 13 screw C 3 Remove FF cable PMD02 PMD03 and remove the DVD MECHANISM 4 Remove 2 connector P3401 P5901 and remove Main Circuit Board f...

Страница 8: ...d INTERFACE O C 407 87 010 552 040 CAP E 22 16V a b c d INTERFACE O C 408 87 015 681 080 CAP E 10 16V a b c d INTERFACE O C 409 87 A10 205 080 CAP E 470 6 3V a b c d INTERFACE O C 410 87 010 552 040 C...

Страница 9: ...X C 821 SC N10 30F 678 CAP 0 01 16V b c d INTERFACE O C 824 87 015 681 080 CAP E 10 16V b c d INTERFACE X C 901 SC N10 40K 948 CAP 0 1UF 50V a b c d INTERFACE O C 902 87 015 681 080 CAP E 10 16V a b...

Страница 10: ...O L 602 87 005 208 080 COIL 100 a b c d INTERFACE O L 603 87 003 097 080 COIL 1 0M 2 3 3 4 5 a b c d INTERFACE O L 604 87 003 097 080 COIL 1 0M 2 3 3 4 5 a b c d INTERFACE O L 901 87 005 208 080 COIL...

Страница 11: ...NTERFACE X R 429 S8 740 00T 000 WIRE COPPER 0 6 ROLL a b c d INTERFACE X R 430 S8 740 00T 000 WIRE COPPER 0 6 ROLL a b c d INTERFACE X R 431 SR D01 02F 608 RES 10 1 6W d INTERFACE X R 432 S8 740 00T 0...

Страница 12: ...INTERFACE X R 653 SR D10 01F 608 RES 1 0K 1 6W a b c d INTERFACE X R 654 SR D10 02F 608 RES 10K 1 6W a b c d INTERFACE X R 655 SR D22 01F 608 RES 2 2K 1 6W a b c d INTERFACE X R 656 SR D10 01F 608 RE...

Страница 13: ...00T 000 WIRE COPPER 0 6 ROLL a b c d INTERFACE X W 136 S8 740 00T 000 WIRE COPPER 0 6 ROLL a b c d INTERFACE X W 137 S8 740 00T 000 WIRE COPPER 0 6 ROLL a b c d INTERFACE X W 401 S8 740 00T 000 WIRE C...

Страница 14: ...740 00T 000 WIRE COPPER 0 6 ROLL a b c d INTERFACE X W 485 S8 740 00T 000 WIRE COPPER 0 6 ROLL a b c d INTERFACE X W 486 S8 740 00T 000 WIRE COPPER 0 6 ROLL a b c d INTERFACE X W 487 S8 740 00T 000 WI...

Страница 15: ...740 00T 000 WIRE COPPER 0 6 ROLL a b c d INTERFACE X W 908 S8 740 00T 000 WIRE COPPER 0 6 ROLL a b c d INTERFACE X W 909 S8 740 00T 000 WIRE COPPER 0 6 ROLL a b c d INTERFACE X W 910 S8 740 00T 000 WI...

Страница 16: ...W 905 S5 562 19B 000 SWITCH TACT THVV502GAA 12V 5A a b c d KEY O SW 906 S5 562 19B 000 SWITCH TACT THVV502GAA 12V 5A a b c d KEY O SW 907 S5 562 19B 000 SWITCH TACT THVV502GAA 12V 5A a b c d KEY O SW...

Страница 17: ...X C 2D0 SC H11 04K 942 C CAP 0 1UF 50V a b c d MAIN O C 2D1 87 010 553 080 CAP E 47UF 16V a b c d MAIN O C 2D2 87 010 553 080 CAP E 47UF 16V a b c d MAIN O C 2D3 87 010 553 080 CAP E 47UF 16V a b c d...

Страница 18: ...AIN X C 513 SC H11 04K 942 C CAP 0 1UF 50V a b c d MAIN X C 514 SC H11 04K 942 C CAP 0 1UF 50V a b c d MAIN X C 515 SC H12 25F 944 C CAP 2 2UF 16V a b c d MAIN X C 516 SC H12 25F 944 C CAP 2 2UF 16V a...

Страница 19: ...X R 207 SR H10 04C 622 C RES 1M 1 16W a b c d MAIN X R 217 SR H01 02C 622 RES 10 1 16W a b c d MAIN X R 218 SR H47 00C 622 RES 470 1 16W a b c d MAIN X R 219 SR H10 02C 622 RES 10K 1 16W a b c d MAIN...

Страница 20: ...6W a b c d MAIN X R 2N6 SR H00 00C 622 RES 0 1 16W a b c d MAIN X R 2N8 SR H10 02C 622 RES 10K 1 16W a b c d MAIN X R 2N9 SR H10 02C 622 RES 10K 1 16W a b c d MAIN X R 2P1 SR H10 02C 622 RES 10K 1 16W...

Страница 21: ...SR H10 02C 622 RES 10K 1 16W a b c d MAIN X R 536 SR H10 02C 622 RES 10K 1 16W a b c d MAIN X R 537 SR H10 02C 622 RES 10K 1 16W a b c d MAIN X R 546 SR H10 00C 622 RES 100 1 16W a b c d MAIN X R 547...

Страница 22: ...r Wattage Type Tolerance 1 16W 1 10W 1 8W 1608 2125 3216 5 5 5 CJ CJ CJ Form L W t 1 6 0 8 0 45 2 1 25 0 45 3 2 1 6 108 118 128 A A CHIP RESISTOR PART CODE 0 55 Resistor Code Dimensions mm Symbol 1 16...

Страница 23: ...CK SCOR AO 0 5 XLAT S_CLK S_DATA DO 0 7 PICK UP IC2A1 SSI33P3721 RF Signal Processor IC205 DRAM AS4LC256K16E0 35 256K x 16bit IC201 GDC25D801D CD DVD DSP DVD SERVO IC501 HD6417034AF112 MAIN COM IC301...

Страница 24: ...60Hz 3 4 2 1 RECTIFIER FLD D107 D108 RECTIFIER 14V D110 LPF C126 C127 L102 LPF C116 REG 8V IC105 KA78R08 REG 3 3V IC106 KA78R33TU REG 3 3V IC107 KA78R33TU PWR CTL VF VF 24VA 12VA 8V 5 2VA 5V_D 5V_A 3...

Страница 25: ...DSP_SENSE SQSO SQCK XLAT S_CLK S_DATA DSP_CS WR RD DO 0 7 AO 0 5 DVD_DATA 0 7 MCK To MAIN COM SECTION To MAIN COM SECTION To MPEG SECTION M D DVD CD RF MIRR TZC ICADDR 0 8 ICDATA 00 15 MON MDP FDO TDO...

Страница 26: ...G SECTION To MPEG SECTION L R L R To JACK SECTION 22 2 6 16 1 7 13 26 27 28 1 3 5 2 IC451 PCM1601Y Audio DAC 5 1CH DAC_RST S_DATA S_CLK DAC_L1 DA_LRCK DA_BCK DA_XCK DA_DATA 1 3 IC452 LPF Buffer NJM458...

Страница 27: ...MAIN COM SECTION 171 173 172 174 5 127 1 3 6 133 139 145 4 7 4 12 9 8 2 11 5 7 2 5 151 122 125 126 DA_DATA 0 3 4 118 121 To AUDIO SECTION To JK601 DIGITAL OUT To JK602 To MAIN COM SECTION IC303 M12L1...

Страница 28: ...00 07 A 00 02 S_CLK S_DATA MPEG_INT V_MUTE DAC_RST MPEG_ERROR DAC_L0 RF_LAT DSP_CS MPEG_CS PP_CS 16 9 MPEG_RST SENS LIMIT_SW MIC_ON CLOSE_SW OPEN_SW MPEG_WAIT WR IOCS1 M_RESET M_RESET RXD0 TXD0 SCK0...

Страница 29: ...EY C B P3401 P4301 P5901 N C N C N C N C N C C R B CVBS G R Y B G A GND CVBS V_MUTE 16 9 DAC_RST DAC_L0 DAC_L1 S_CLK S_DATA A GND A GND A GND DA_BCK DA_DATA0 DA_DATA1 DA_DATA2 DA_DATA3 DA_LRCK DA_XCK...

Страница 30: ...11 505 15 201 89 201 83 201 84 201 166 201 88 201 168 201 22 Q2M1 B 2M1 41 2M1 24 2M1 25 2M1 18 2M1 23 2M1 10 2M1 2 2M1 2 2A2 8 2A1 25 2A2 2 501 101 2A1 36 2A2 7 2A1 29 2A1 36 2A1 39 2A1 41 2A1 42 501...

Страница 31: ...AIN 1 4 DRIVE RF SECTION 201 166 2A2 8 201 83 201 84 201 88 2A1 36 2A1 41 2A2 7 2A1 42 2A2 1 2A1 39 2A1 29 2A1 57 2M1 2 201 99 201 101 204 7 201 103 201 104 201 129 201 130 201 162 201 170 201 89 201...

Страница 32: ...01 24 501 23 301 174 501 102 501 103 301 197 301 199 301 200 301 201 301 202 301 203 301 206 301 207 301 2 301 208 301 184 301 183 301 182 3401 12 3401 11 201 204 201 203 201 202 201 201 201 200 201 1...

Страница 33: ...63 505 5 501 62 201 64 501 23 501 24 501 25 501 4 501 5 501 6 501 7 501 8 501 9 501 10 501 11 301 174 301 8 506 3 301 4 506 7 501 53 501 64 506 1 501 2 Q303 4 305 2 506 37 501 69 506 31 5901 1 5901 2...

Страница 34: ...C508 R598 L506 C506 C515 L502 R504 R562 R558 R512 R513 R547 R548 R588 R584 R570 R546 R576 R589 R569 R537 R583 R535 R536 R593 R582 C523 C525 C532 C531 C503 L507 C519 C504 C529 C534 C533 C526 R549 R550...

Страница 35: ...C279 C280 C2D1 C2D3 C2D2 X201 X3K1 1 19 1 23 2 22 2 20 C284 C2D5 C271 C272 C278 C276 C275 PMD03 PMD02 To MECHA To MECHA MAIN C B Bottom view 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 A B C D E F G...

Страница 36: ...T 12V REG Y AUDIO DAC 5 1CH AUDIO DAC LPF BUFFER OP AMP LPF BUFFER OP AMP LPF BUFFER OP AMP LPF BUFFER OP AMP INTERFACE 1 4 AUDIO SECTION C B TO MAIN 3 4 C B MPEG SECTION P3401 TO INTERFACE 2 4 FRONT...

Страница 37: ...SW914 SW910 LED901 POWER R944 100 R943 100 TSOP2838WE1 REMOCON RECEIVE RESET D GND 44 20 107 112 108 110 43 42 41 TO INTERFACE 3 4 JACK SECTION TO MAIN 4 4 C B COM EXPANDER SECTION P5901 PD780232GC 0...

Страница 38: ...B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B 3 3 3 3 3 3 3 3 3 3 3 3 2 3 2 3 2 3 2 3 2 3 2 3 1 3 1 3 1 3 1 3 1 3 1 3 2 3 1 44 54 55 56...

Страница 39: ...DZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B GDZJ5 6B 3 3 3 3 1 3 1 3 1 3 1 3 1 3 1 3 2 3 1 44 54 55 56 57 59 58 52 53 110 103 12V_A 12V_A 20 42 41 107 112...

Страница 40: ...ES Symbol denotes AC ground Symbol denotes DC chassis ground INTERFACE 4 4 POWER SECTION C B AC POWER CORD 110 240V 50 60Hz 1OSP07U SUF4007 IC102 LTV 817B PHOT COUPLER 1 2 3 9K 02 UZ 3 3BSB TU TU IN O...

Страница 41: ...5 1 4 To MAIN C B P5901 To KEY C B P9903 To MAIN C B P3401 P4301 P9501 P9904 To POWER LED C B P9901 P9902 JK602 COAXTAL L R INTERFACE C B 487 NTSC AUTO PAL 3 1 3 1 RC901 REMCON RECEIVE 1 2 4 4 2 1 3 3...

Страница 42: ...5901 To KEY C B P9903 To MAIN C B P3401 P4301 P9501 P9904 To POWER LED C B P9901 P9902 JK602 COAXTAL INTERFACE C B 480 NTSC AUTO PAL 3 1 3 1 RC901 REMCON RECEIVE 1 2 4 4 2 1 3 3 1 3 1 2 3 4 5 7 9 11 1...

Страница 43: ...R A V FRONT C B P9904 PLAY SW912 SW906 SW905 SW907 MENU SW908 PAUSE SW910 ENTER SW913 SW911 SW914 SW902 OPEN CLOSE BLU GRY GRY GRY POWER LED C B To INTERFACE C B P9902 SW901 LED901 POWER STANDBY ON 1...

Страница 44: ...nce Super video out Mode 500mV 20 s 3 IC301 Pin 145 Luminance Super video out Mode 500mV 20 s 4 5 IC301 Pin 159 MPEG Clock 27MHz 1 0V 500 s 6 IC301 Pin 151 Component Pr 500mV 20 s 7 IC301 Pin 145 Comp...

Страница 45: ...1 IC2A1 Pin41 Tracing Error 500mV 2ms 2 IC2A1 Pin41 VBR Tracking Error 500mV 300 s 3 IC2A1 Pin57 RF 0 5V 0 1 s 4 IC201 Pin88 SLED Driver FMO IC201 Pin18 SLED FG A 2 0V 500ms B 500mV 500ms 5 IC2A1 Pin...

Страница 46: ...0 00 0 00 0 00 3 10 0 00 0 00 3 10 0 00 0 00 3 10 3 00 0 00 3 00 3 10 3 10 3 10 3 50 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 1 55 3 10 1 50 0 00 0 00 2 60 3 10 2 00 2 00 0 00 0 00 0 00 0 00 4 70 5 00...

Страница 47: ...37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 3 12 2 50 2 51 3 50 3 46 3 47 3 47 3 48 3 43 2 52 2 52 2 52 2 52 2 56 2 48 2 98 0 00 4 50 0 00 0 00 4 96 0 00 4 95 5 00 2 52 1 55 4 97 0 00...

Страница 48: ...0 0 00 1 50 1 30 1 50 1 50 1 50 3 10 3 10 0 20 0 20 3 10 0 00 0 20 0 00 0 00 1 60 1 60 1 60 3 10 0 00 1 60 1 60 1 60 2 30 0 00 0 00 0 00 0 00 1 20 3 10 3 10 0 00 0 00 IC301 ZIVA4 1B0 1 2 3 4 5 6 7 8 9...

Страница 49: ...5 0 95 1 30 0 00 0 90 1 50 3 10 0 00 2 90 1 60 2 70 3 10 1 00 0 30 0 70 1 20 1 40 1 30 3 10 0 00 1 40 1 40 1 40 1 40 0 90 0 00 0 00 3 14 1 50 0 00 0 00 3 14 1 20 1 20 0 00 1 20 43 44 45 46 47 48 49 50...

Страница 50: ...27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 0 20 0 43 0 30 1 80 1 20 2 80 2 40 3 00 2 60 2 50 2 30 0 55 0 00 1 20 2 26 2 08 2...

Страница 51: ...30 17 30 16 80 5 09 0 00 5 07 18 70 18 80 19 40 19 50 21 80 21 80 21 90 21 80 21 80 21 80 21 80 21 80 5 00 0 00 5 00 IC901 PD780232GC IC902 KIA7042P TRANSISTOR Collector Base Emitter EE PLAY EE PLAY...

Страница 52: ...4 IC106 KA78R33TU EE PLAY MODE PIN NO 1 2 3 4 89 0 00 3 28 4 87 0 00 3 27 4 4 43 4 44 IC107 KA78R33TU EE PLAY MODE PIN NO 1 2 3 3 87 4 89 18 6 3 78 4 84 18 4 4 21 9 23 5 IC102 LTV 817B EE PLAY MODE PI...

Страница 53: ...1 42 F F NP NP 1G 2G 3G 4G 5G 6G 7G NC NC NC NC NC NC NC NC NC P18 P17 P16 P15 P14 P13 P12 P11 P10 P9 P8 P7 P6 P5 P4 P3 P2 P1 NP NP F F NOTE 1 F F Filament 2 NP No pin 3 NC No connection 4 DL Datum Li...

Страница 54: ...33 32 31 37 38 39 40 41 42 48 47 46 45 44 43 AVM4 AVM3 AVM12 AVM12 TSD Absolute Values Current Sense Amp Output Current Limit CS1 VM Serial Input I F Mode Control I F 8X Oversampling Digital Filter w...

Страница 55: ...I O BUFFER MEMORY ARRAY REFRESH COUNTER X0 x8 512 16 Y0 Y8 9 I O1 N C I O2 I O3 I O4 I O5 I O6 I O7 I O8 OE WE RAS UCAS VCC VCC VCC VSS VSS VSS A0 A3 A4 A8 ADDRESS BUFFERS AND PREDECODERS ROW DECODER...

Страница 56: ...AL V SS CK V CC PA15 IRQ3 DREQ1 PA14 IRQ2 DACK1 2 PA13 IRQ1 DREQ0 TCLKB PA12 IRQ0 DACK0 2 TCLKA PA11 DPH TIOCB1 PA10 DPL TIOCA1 PA9 AH IRQOUT ADTRG PA8 BREQ V SS PA7 BACK PA6 RD PA5 WRH LBS PA4 WRL WR...

Страница 57: ...ut Amp and Low Pass Filter Output Amp and Low Pass Filter Output Amp and Low Pass Filter BCK LRCK DATA1 DATA2 DATA3 Serial Control I F System Clock Manager Zero Detect Power Supply TEST RST ML MC MDI...

Страница 58: ...APC OUTPUT ON OFF APC output control pin A low level activates LD output open high REFERENCE VOLTAGE OUTPUT This pin provides the internal DC bias reference voltage 2 5 V fix Output impedance is less...

Страница 59: ...programming data for the internal registers is applied to this input not to be left open SERIAL DATA ENABLE Serial enable CMOS input A high level input enables the serial port not to be left open HOLD...

Страница 60: ...V Ground 0 V Address Input Output Enable Column Address Strobe Column Address Strobe Not used Data In Data Out Ground 0 V Data In Data Out Ground 0 V 1 2 5 6 7 10 11 12 13 14 15 16 19 20 21 22 26 27 2...

Страница 61: ...A11 is a bank select signal BS The memory array of the GM72V161621ET ELT Series is divided into bank 0 and bank 1 GM72V161621ET ELT Series contain 2048 row x 256 column x 16bits If A11 is Low bank 0 i...

Страница 62: ...ut buffer becomes Low Z Write operation If DQM is High the previous data is held the new data is not written If DQM is Low the data is written Not used 3 3 V is applied VCCQ is for the output buffer D...

Страница 63: ...er 5V Zero Data Flag Reset When this pin is low the DF and modulators are held in reset 2 Chip Select Input Format Selection When this pin is low the Mode Control is effective 3 Mode Control Select H...

Страница 64: ...Outputs I O15 Data Input Output Word Mode A 1 LSB Address Input Byte Mode Ground Selects Byte or Word Mode Addresses A16 A9 A20 NC _______ WE ____________ RESET NC A18 A17 A7 A0 _____ CE GND _____ OE...

Страница 65: ...dress output to DRAM Master clock from oscillator for 2x decoding Digital GND Master clock from oscillator Digital power supply Row address strobe to DRAM Column address upper byte control strobe to D...

Страница 66: ...Test output Test mode output selection Test mode output selection Test mode output selection Test mode output selection TEST PIN NORMAL STATE H SERVO DSP PGM DOWNLOADING DATA INPUT SERVO DSP PGM DOWNL...

Страница 67: ...or ADC TDF Analog GND for ADC FMQ D_VREF Digital GND for ADC TDF Analog GND for ADC TDF TDF TDF TDF Analog GND for ADC TDF TDF Analog power for ADC TDF TDF TDF TDF PLL clock output ADC data input ADC...

Страница 68: ...FECT Digital GND SLD_FG SL_ENC1 XOR SL_ENC2 TRACK CROSS PULSE TRACK CROSS MONITOR SERVO DSP INTERRUPT 1 MONITOR MICOM COMMAND INT SERVO DSP INTERRUPT 2 MONITOR FOCUS SERVO INT Digital GND SERVO DSP IN...

Страница 69: ...obe from HOST Chip select from HOST Internal register address from HOST Internal register address from HOST Internal register address from HOST Internal register address from HOST Internal register ad...

Страница 70: ...elect 0 Chip select signals for accessing external memory and devices Column address strobe high DRAM column address strobe timing signal Output to access the upper eight data bits Chip select 1 Chip...

Страница 71: ...equest Driven low by an external device to request bus ownership Port A 16 bit input output pins Input or output can be selected individually for each bit Slave interrupt request output Address hold A...

Страница 72: ...circuits Connect to the VSS potential Port C 8 bit input pins Analog input Analog signal input pins Ground Timing pattern output 0 Timing pattern output pins ITU input capture output compare channel 2...

Страница 73: ...lly for each bit Ground Receive data channels 0 Receive data input pins for SCI0 Timing pattern output 8 Timing pattern output pins Port B 16 bit input output pins Input or output can be selected indi...

Страница 74: ...erial interface serial data output Serial interface automatic transmit receive busy signal output Not used Not used Not used Not used Valid edge rising edge falling edge or both rising and falling edg...

Страница 75: ...der does not drive VDATA During boot up the decoder uses configuration parameters to drive or 3 state VDATA Vertical sync Bi directional the decoder outputs the top border of a new field on the first...

Страница 76: ...for core logic Ground for core logic and I O signals SDRAM Data 3 3 V supply voltage for I O signals Ground for core logic and I O signals SDRAM Data SDRAM Lower or Upper Mask SDRAM Clock Selects SYS...

Страница 77: ...A_BCK and DA_LRCK are derived from this clock DA_XCK can be 384 or 256 times the sampling frequency PCM Bit Clock Divided by 8 from DA_XCK DA_BCK can be either 48 or 32 times the sampling frequency PC...

Страница 78: ...ATA3 DVD parallel compressed data from DVD DSP Or CD G Subcode data indicating serial subcode data input Ground for core logic and I O signals 3 3 V supply voltage for I O signals DVD parallel compres...

Страница 79: ...nd local SDRAM ROM via HDATA 7 Ground for core logic and I O signals HDATA 6 2 is the 8 bit bi directional host data bus through which the host writes data to the decoder Code FIFO MSB of the 32 bit w...

Страница 80: ...80 MECHANICAL EXPLODED VIEW 1 1 465 467 465 465 465 275 332 260 467 300 467 250 462 462 463 463 452 452 PWB PWB 285 283 280 463 463 463 A00 PWB PWB...

Страница 81: ...SE TOP b c X 260 S1 41R 003 9C0 CHAS ASSY MAIN a b X 260 S1 41R 003 9G0 CHAS ASSY MAIN c X 260 S1 41R 003 9E0 CHAS ASSY MAIN d O 275 S9 30R 018 3A0 HOLDER MAIN PCB a b c d O 280 S7 21R F23 2A0 PANEL A...

Страница 82: ...ink R Red S Silver ST Titan Silver T Brown V Violet W White WT Transparent White Y Yellow YT Transparent Yellow LM Metallic Blue LL Light Blue GT Transparent Green LD Dark Blue DT Transparent Orange G...

Страница 83: ...83 DVD MECHANISM EXPLODED VIEW 1 1 002 001 003 004 429 429 026 018 008 009 012 012 016 012 430 430 430 012 430 432 020 430 011 017 014 013 PWB 431 A01 A02 A03...

Страница 84: ...004 S9 30R 017 1A0 HOLDER CLAMP a b c d O 008 S4 70R 004 7A0 GEAR ASSY RACK a b c d O 009 S4 70R 005 3A0 GEAR MIDDLE a b c d O 011 S2 11R 002 1D0 FRAME ASSY UP DOWN DP2 RW a b c d X 012 S0 40R 004 7A...

Страница 85: ...at the spare parts centers Components marked X and R are not designated as spare parts for after sales service and will not be stocked at the spare parts centers UNIT NAME C REF NO PARTS NO PARTS NAM...

Страница 86: ...lace R111 Replace BD101 Bridge rectifier Check Fuse F101 Is R111 1 Check D105 Replace Q101 102 Is 5 2V applied to IC108 Pin 1 Is there a DC voltage at the terminal of BD101 Check R127 128 SHUTDOWN CKT...

Страница 87: ...o DISC appear Does Hellow appear at FLD Is P5901 connected normally Is P5901 Pin 23 normal The waveform on A 00 21 and D 00 15 of IC501 normal Are IC506 Pins 7 8 normal Check the oscillation Check sho...

Страница 88: ...If OK Check MPEG_CLK Signal of MPEG part Refer to Audio part Refer to MPEG part Check Front Reconnect it Refer to SERVO part Check the connection of MD AUDIO ABNORMAL OPEN CLOSE ABNORMAL C Video abnor...

Страница 89: ...GUIDE 4 10 E Picture abnormal Check the disc If OK YES If OK YES If OK Refer to Servo part Check MPEG_CLK Signal of MPEG part Check DSP Check MPEG PICTURE ABNORMAL F Disc Error Check Disc YES If OK R...

Страница 90: ...coder Does the moving picture of the video CD play on the screen normally Does the audio sound output normally END Check power clock Check CD DVD DSP output signal Check MPEG Decoder input signal Chec...

Страница 91: ...lse waveform of RC901 Pin 1 appear Is IC901 Pin 17 connected to RC901 Pin 1 Is RC901 Pin 2 5V Power on Check and replace R903 R912 R904 R905 R941 R906 R907 Solder defective parts again Solder defectiv...

Страница 92: ...to IC201 Pins 140 142 Does 33 8688MHz clock input to IC201 Pin 63 Is IC201 Pins 83 84 88 89 voltage about 2 2V Replace IC201 IC206 soldering or IC defect Check power circuit Check 2 COM Part Replace X...

Страница 93: ...k Focus Driver output IC201 Pin 83 IC2M1 Pins 32 33 Check SLED Driver output IC201 Pin 88 IC2M1 Pins 35 36 IC201 Pin 88 no output IC201 is defective IC2M1 Pin 19 no output IC2M1 is defective IC201 Pin...

Страница 94: ...eplace COM or IC201 Replace IC201 Check IC2A1 Pin 11 12 13 14 in DVD Mode Fig 3 FOCUS ERROR waveform IC201 no output Pick up is defective Check IC201 and IC2M1 when PMD03 Pin 6 is abnormal Check IC2M1...

Страница 95: ...57 Fig 5 RF waveform Check IC2A1 Pins 5 6 7 8 No signal Pick up is defective Replace IC201 Check IC201 Pin84 No signal at IC201 IC201 is defective Check IC201 Pin 162 Check the clock at the IC201 Pin...

Страница 96: ...Up Down Belt Loading Gear Pulley Gear Loading Guide Up Down PWB Assembly Loading Base Main 2 Screws 2 Locking Tabs 4 Screws 1 Connector 1 Locking Tabs 1 Screw 1 Screw 1 Locking Tab 1 Locking Tab 1 Lo...

Страница 97: ...direction and then lift up the Plate Clamp 1 1 2 Magnet Clamp 1 1 3 Clamp Upper 2 Tray Disc Fig 4 2 1 Insert and push a Driver in the emergency eject hole A at the right side or put the Driver on the...

Страница 98: ...RACK GEAR MIDDLE GEAR ASSEMBLY FEED BASE PU OUTSERT PICK UP ASSEMBLY GENERAL MOTOR ASSEMBLY SPINDLE RUBBER REAR S2 3 Base Assembly Sled Fig 4 3 1 Release 4 Screw S2 2 Disconnect the FFC Connector C1 3...

Страница 99: ...as Fig B 6 Belt Loading Fig 4 4 Put the Base Assembly Main on original position Top Side 7 Gear pulley Fig 4 4 1 Unlock the Locking Tab L4 in direction of arrow B and then separate the Gear Pulley fro...

Страница 100: ...Perform The S W for Down load at P C 9 Open the Program File for Adjusting Fig 10 10 Click the Down load Icon and perform Program Down load 11 Displayed remaining time 12 Confirm LED No 1 RED and No...

Страница 101: ...1 Disc below 30 and TDV 533 Disc below 100 If not Please confirm Play ability on screen You can watch the screen when pressing the Stop key after the Adjusting is finished Then perform Play and Scan S...

Страница 102: ...0251431 Printed in Singapore 2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 8710 JAPAN TEL 03 3827 3111...

Результаты поиска

Содержание XD-DV480

Отзывы:

Похожие инструкции для XD-DV480

Бренды по названию

Популярные бренды

Aiwa XD-DV480, Руководство по обслуживанию

Результаты поиска

Содержание XD-DV480

Отзывы:

Похожие инструкции для XD-DV480

Бренды по названию

Популярные бренды