Aiwa XD-DV170 Service Manual Download Page 45

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Pin No.

Pin Name

I/O

Description

158

159 ~ 166

167

168

169 ~ 176

177 ~ 184

185

186

187

188 ~ 191

192

193

194

195

196

197

198

199

200 ~ 204

205

206

207

208

IC DESCRIPTION - 5/8 (LC78660W)-4/4

AVSS

MD15 ~ 8

DVDD5

DVSS

MD7 ~ 0

MA0 ~ 7

DVDD5

DVSS

MA8

MA9-12

MRAS0B

MRAS1B

MCASUB

MCASLB

MOEB

MWEB

DVSS

DVDD0

RFP0 ~ 4

DBFECTO

DEFECTTI

DVSS

DVDD1

—

I/O

—

I/O

—

Analog GND.

DRAM data15 ~ 8.

I/O power supply. [Digital 5V]

Digital GND.

DRAM data7 ~ 0.

DRAM address0 ~ 7.

I/O power supply. [Digital 5V]

Digital GND.

DRAM address8.

DRAM address9 ~ 12. (No connected)

RAS output pin0.

RAS output pin1. (No connected)

CAS output pin. (Upper Byte)

CAS output pin. (Lower Byte)

OE output pin.

WE output pin.

Digital GND.

Inner logic power supply. [Digital 3.3V]

RF general-purpose port output pin0 ~ 4.

Defect signal output pin.

Defect signal input pin.

Digital GND.

I/O power supply. [Digital 5V]

Summary of Contents for XD-DV170

Page 1: ... M Code No 09 00A 350 7R4 HR S BASIC DVD CD MECHANISM DV32BF This Service Manual is the Revision Publishing and replaces Simple Manual S M Code No 09 00A 350 7T3 R E V I S I O N SIMPLE 2 A part of contents is adequate Re issuing is under request ...

Page 2: ... 1 LASER PRODUCT KLASSE 1 LASER PRODUKT LUOKAN 1 LASER LAITE KLASS 1 LASER APPARAT Body or clothes electrostatic potential could ruin laser diode in the optical block Be sure ground body and workbench and use care the clothes do not touch the diode 1 After the connection remove solder shown in the figures below Precaution to replace Optical block Solder short land for DVD laser diode Solder short ...

Page 3: ...onnector 140 mV RMS 1 kHz 20 dB RCA jacks L R Fiber optical connector IEC 958 Audio output characteristics Frequency range CD VCD 20 Hz to 20 kHz DVD 4 Hz to 22 kHz 48 kHz sampling 4 Hz to 44 kHz 96 kHz sampling Wow and flutter unmeasurable Operating conditions 5 C to 35 C 41 F to 95 F Manufactured under license from Dolby Laboratories Dolby Pro Logic and the double D symbol are trademarks of Dolb...

Page 4: ...CESSORIES LIST 1 8A AV6 910 010 IB HR E CK CH DV170 2 8A AV6 622 010 RC UNIT RC AVL06 3 87 B30 415 010 AC ADAPTOR AC D1003ENC 3 87 050 076 010 AC CORD SET ASSY E 4 87 050 052 010 CORD PIN 1 5M Y W R 3P 5 87 A91 017 010 PLUG CONVERSION JT 0476 ...

Page 5: ...80 C CAP E 470 16 M 10 5L MV C0020 87 A11 282 080 C CAP S 1 16 K B C0021 87 010 831 080 C CAP U 0 1 16 Z F C0022 87 A11 976 080 C CAP E 470 16 M 10 5L MV C0023 87 010 831 080 C CAP U 0 1 16 Z F C0024 87 A11 976 080 C CAP E 470 16 M 10 5L MV C0026 87 010 831 080 C CAP U 0 1 16 Z F C0027 87 A11 976 080 C CAP E 470 16 M 10 5L MV C0028 87 010 831 080 C CAP U 0 1 16 Z F C0029 87 A11 976 080 C CAP E 470...

Page 6: ...8 87 010 831 080 C CAP U 0 1 16 Z F C0349 87 010 843 080 C CAP E 1 50 M 5 5L MV C0350 87 010 831 080 C CAP U 0 1 16 Z F C0351 87 010 831 080 C CAP U 0 1 16 Z F C0352 87 016 427 080 C CAP E 47 6 3 M 5 5L WX C0353 87 016 427 080 C CAP E 47 6 3 M 5 5L WX C0354 87 012 164 080 C CAP U 2P 50 C CH C0355 87 A11 031 080 C CAP E 100 16 M WX C0356 87 012 176 080 C CAP U 15P 50 J CH C0357 87 010 831 080 C CAP...

Page 7: ... CAP U 33P 50 J CH C0835 87 012 174 080 C CAP U 12P 50 J CH C0836 87 012 178 080 C CAP U 18P 50 J CH C0837 87 012 184 080 C CAP U 33P 50 J CH C0838 87 012 174 080 C CAP U 12P 50 J CH C0839 87 012 178 080 C CAP U 18P 50 J CH C0844 87 012 168 080 C CAP U 6P 50 D CH C0950 87 012 286 080 C CAP U 0 01 25 K B C0951 87 010 848 080 C CAP E 10 16 M 5 5L MV C0952 87 010 846 080 C CAP E 4 7 35 M 5 5L MV C095...

Page 8: ...ALF62 ORG S0500 87 A90 164 080 SW TACT SKQNAB N S0501 87 A90 164 080 SW TACT SKQNAB N S0502 87 A90 164 080 SW TACT SKQNAB N S0503 87 A90 164 080 SW TACT SKQNAB N S0504 87 A90 164 080 SW TACT SKQNAB N S0505 87 A90 164 080 SW TACT SKQNAB N S0506 87 A90 164 080 SW TACT SKQNAB N S0507 87 A90 164 080 SW TACT SKQNAB N ELECTRICAL MAIN PARTS LIST 4 4 REF NO PART NO KANRI DESCRIPTION NO REF NO PART NO KANR...

Page 9: ... 9 TRANSISTOR ILLUSTRATION B E C 2SA1037 2SA1586 2SC2412 2SC3326 2SC4116 2SC4213 DTA114EK DTA144EK DTC144EK DTC144EU G S 1 2 3 4 8 7 6 5 D 3LN01C B C E 2SB1132 FTS1002 ...

Page 10: ...10 BLOCK DIAGRAM KARAOKE C B ECHO VOL DATA PD 0 7 D AUDIO MIC MIX KARAOKE C B IC709 YSS915C PK28MP 1 IC706 NJM2100M TE2 RL AMP IC708 NJM2100M TE2 AUDIO AMP IC606 P ROM AAV6 3 ROM IC608 UT611024LC 12 DRAM ...

Page 11: ... 11 SCHEMATIC DIAGRAM 1 MAIN C B 1 9 VSS DC10V ...

Page 12: ... 12 SCHEMATIC DIAGRAM 2 MAIN C B 2 9 ...

Page 13: ... 13 SCHEMATIC DIAGRAM 3 MAIN C B 3 9 C262 1000 25 ...

Page 14: ...R315 47k 3T BOOST SW LASER DIODE CURRENT SUPPLY FOR DVD Q304 LASER DIODE CURRENT SUPPLY FOR CD DEFECT INHIBIT SW DEFECT INHIBIT SW DEFECT INHIBIT SW FE DEFECT ENABLE DISABLE CTL FE DEFECT ENABLE DISABLE CTL FE DEFECT ENABLE DISABLE CTL SWITCH SWITCH ...

Page 15: ... 15 SCHEMATIC DIAGRAM 5 MAIN C B 5 9 ...

Page 16: ...TIC DIAGRAM 6 MAIN C B 6 9 NC NC NC 33k R614 47k R616 R621 10k R675 47k P ROM AAV 6 VER C29 UT611024LC 12 22k Q601 DTC144EU Q602 DTC144EU RXDO R674 47k R672 47k R673 47k INVERTOR SWITCH AND GATE POWER ON INVERTOR ...

Page 17: ...k TE2 IC706 NJM2100M TE2 R703 12k C752 0 1 R712 18k C751 470p R711 10k R702 560 C755 22 16 C753 220p R715 10k C730 0 1 C739 0 1 C754 220p C756 47 16 C757 1000p C758 0 22 IC709 YSS915C PK28MP 1 8A AV6 614 04 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 TP715 TP716 TP717 CN700 JST V ZH SM3 87 099 578 08 TO KARAOKE C B CN550 VIA CNA700 AUDIO DAC ZERO MUTE AUDIO MUTE AUDI...

Page 18: ... 18 SCHEMATIC DIAGRAM 8 MAIN C B 8 9 VFU 2SA1037K R ...

Page 19: ... 19 SCHEMATIC DIAGRAM 9 MAIN C B 9 9 S950 NTSC PAL H NTSC L PAL CHROMA SIGNAL S2 DC VOLTAGE SUPER IMPOSE CHROMA SIGNAL S2 DC VOLTAGE SUPER IMPOSE ...

Page 20: ...rns on the internal layers that cannot be seen The patterns with marks are connected to B patterns The patterns with marks are connected to GND patterns The patterns with a z a e marks are connected to each alphabetical jumper patterns 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 A B C D E F G H I J K L M N O P Q R S T U 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 ...

Page 21: ...View 21 R370 C341 R334 R330 R382 C227 C312 C348 C350 C314 C338 C339 R332 R361 R342 R341 R362 R363 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H I J K L M N O P Q R S T U 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 ...

Page 22: ... 22 SCHEMATIC DIAGRAM 10 FRONT C B LED DRIVE IC500 POWER SUPPLY SW ...

Page 23: ...WIRING 3 FRONT C B 23 1 5 9 13 2 6 10 14 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 A B C D E F G H I J K L M N O P Q R S T U 1 2 3 4 5 6 7 8 9 25 26 27 28 29 30 31 32 ...

Page 24: ... 24 SCHEMATIC DIAGRAM 11 KARAOKE C B IC551 MIC2 AMP IC550 MIC1 AMP MIC1 2 MIXER Q550 Q551 MIC1 2 MUTE 1 2 VCC VOLTAGE FOLLOWER ...

Page 25: ...WIRING 4 KARAOKE C B 25 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A B C D E F G H I J K L M N O P Q R S T U ...

Page 26: ... 26 SCHEMATIC DIAGRAM 12 DVD MECHANISM SECTION ...

Page 27: ...WHT SW1 SW1 LIMIT SWITCH M1 SPINDLE MOTOR PS1 PHOTO INTERRUPTER M2 SLED MOTOR WHT BLK RED BLK BLK BLK BLK BLK BLK BLK BLK RED CNA402 FFC1 TO MAIN C B CN300 TO MAIN C B CN402 SENSOR C B DECK C B PICK UP 1 33 CON1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A B C D E F G H I J K L M N O P Q R S T U ...

Page 28: ... 28 LCD DISPLAY ...

Page 29: ... 29 IC BLOCK DIAGRAM 1 4 IC BA00ASFP IC SN74LV541APW ...

Page 30: ...TEST OSC DO DI CL CE VDD VDD1 VDD2 VSS COM1 COM2 COM3 COM4 S39 S38 S37 S36 S35 S34 S33 S32 S31 S30 S29 S28 S27 S26 S25 S24 S23 S22 S21 S20 S19 S18 S17 S16 S15 S14 S13 S12 S11 S10 S9 S8 S7 S6 S5 S4 P4 S3 P3 S2 P2 S1 P1 KI5 KI4 KI3 KI2 KI1 KS6 KS5 KS4 KS3 S40 KS1 S41 KS2 COMMON DRIVER CLOCK GENERATOR CCB INTERFACE VDET SEGMENT DRIVER LATCH SHIFT REGISTER CONTROL REGISTER KEY BUFFER KEY SCAN 8 1 5 6 ...

Page 31: ...12 13 14 15 16 17 18 36 35 34 33 32 31 30 29 28 FR 27 26 25 24 23 22 21 20 19 FWD REV VCC2 LLD VLD VO4 VO4 VO3 VO3 FR VO2 VO2 VO1 VO1 VCC1 VIN1 VIN1 A VIN1 A VIN1 B REG OUT REG IN VIN3 VIN3 VIN3 VIN2 VIN2 VIN2 VIN1 B FR S GND MUTE2 MUTE1 VIN4 VIN4 VIN4 VREF IN VIN1 VREF SW VREF OUT CH1 22k 11k 22k 22k 22k 11k 11k 11k AMP A AMP B L H VIN1 VREF SW L AMP A H AMP B 6dB 3 1 4 2 VCC GND IN OUT ...

Page 32: ...fs 384 fs 5 4 3 2 1 OSC REFERENCE POWER SUPPLY PWM CONTROL CIRCUIT ON OFF ON OFF VIN EXT VOUT VSS IC SN74LV245APW IC YSS915C PK28MP 1 DIGITAL I O INTERFACE ANALOG BLOCK DISPLAY RAM DSP CLOCK OSC PROGRAM ROM CPU INTERFACE 24 25 26 27 23 20 11 1 14 DI 2 BCI 28 SDSY 3 DO 4 L R 6 15 16 22 18 13 BCO MICIN AOL AOR RST CRE VREF ZERO DEPI ADC1 ADC2 XI PLLC CS CDI SCK CDO NC 12 17 9 ...

Page 33: ...dress select 0 42 hex 43 hex 1 IC hex 1D hex TEST pin Ground If SPI mode serial data output If 12C mode connect to ground Serial data input open drain output If SPI mode serial data input Serial clock Connect to ground If SPI mode this pin is chip select Ground for digital circuit 27 MHz clock input Power supply for digital circuit Reset signal active Low NTSC PAL select This pin active only reset...

Page 34: ... ___ CS VS HS I I O I I O I I I I I I I I I I O O I I I I I I I O I I I O O I I O I I I O I I I I Ground SDRAM data bus 7 4 Power 3 3V SDRAM data bus 3 0 Ground Channel data bus 0 7 Ground Top of sector Not connected Error Power 3 3V Audio data valid Video data valid Data clock Video transfer request Audio transfer request Not connected Ground Address 8 3 Power 3 3V Not connected Power 3 3V Addres...

Page 35: ...ixel data output bus 0 1 Ground Pixel data output bus 2 4 Power 3 3V Not connected Ground Pixel data output bus 5 7 Ground Blank composite Chroma reference for pixel data External OSD palette selection bus 0 3 Not connected Power 3 3V Audio input clock for 44 1kHz N Audio input clock for 48kHz N Audio input clock for 32kHz N Ground CD Serial DAC bit clock CD Left right clock CD External audio cloc...

Page 36: ...I O I O I O I O I O O I O O O I O O O I I I I Ground SDRAM data bus 12 10 Power 3 3V SDRAM data bus 9 8 SDRAM 81MHz clock Ground SDRAM address bus 9 7 Power 3 3V SDRAM address bus 6 4 Ground SDRAM address bus 3 1 Power 3 3V SDRAM address bus 0 SDRAM address bus 10 11 Ground Chip select for second DRAM Chip select for SDRAM SDRAM row address strobe Power 3 3V SDRAM column address strobe SDRAM write...

Page 37: ...upt signal for AV DECODER IC Interrupt signal from LOADER Not used GND EEPROM serial clock output EEPROM serial data I O Power input terminal EVER 5 V Data bus input output terminal GND Data bus input output terminal GND Data bus input output terminal Power input terminal EVER 5 V Data output terminal for FL DRIVER IC serial communication control Data output terminal for LOADER serial communicatio...

Page 38: ... DAC IC control Watch dog timer overflow signal output terminal Micro processor reset input terminal Fixed is to H Power input terminal EVER 5 V Crystal oscilator input terminal 20 MHz GND Not used System clock output for external device Power input terminal EVER 5 V Not used Address strobe Lead signal output terminal for bus control H write signal output terminal for bus control L write signal ou...

Page 39: ...________ KARAOKE ___ YS917 CS MD0 1 MD2 PG0 LID RDY HIF O O I I I I Audio signal analog audio output mute control terminal ON H OFF L Power supply control terminal ON H OFF L KARAOKE ON L OFF H Not used Operation mode control Fixed to L Operation mode control Fixed to H Not used VMUTE control OPEN CLOSE sensor Front END µcom RDY ...

Page 40: ...f PWM Reset signal input terminal Input for 32 768kHz crystal oscillation AD input port AN10 Connected to power supply Out put for crystal oscillation AD input port AN11 Not Connected GND In put for 10MHz crystal oscillation Out put for 10MHz crystal oscillation Power supply 5V TESTKEY output pin DSP command dispose busy signal input pin DSP command receiver busy signal input pin Detection of HEXK...

Page 41: ...in 2 RW DISC control output pin DUAL control output pin Decoder reset output pin System reset output pin Address 8 12 Detection of S37 39 PE5 7 CONT1 4 output pin Detection of S44 PF4 Detection of OUT 1 2 Interropt signal for AV DECODER IC TEST PIN Detection of V3 1 PL6 4 Detection of COM0 3 PL0 3 TRY control output TRY control output GND Power supply pin MUTE output pin F_DIO output pin F_CLK out...

Page 42: ...signal Servo A D input pin RF_BH RF bottom hold signal Servo A D input pin TE Tracking error signal Servo A D input pin FE Focus error signal Test input pin 0 L Fixed EFM EFM input pin Test input pin 1 L Fixed EFM input pin SLC LPF pin SLC LPF pin SLC control pin SLC control pin A D D A SLC power supply Analog 5V Analog GND Servo D A standerd voltage Servo D A output pin SLCBIAS SLC standerd volta...

Page 43: ... Digital GND Wait signal output pin Interrupt signal output pin Decoder reset input pin System reset input pin Read signal input pin Write signal input pin Chip select signal input pin Data0 7 Address0 12 I O power supply Digital 5V Digital GND Subcode P Q R S T U V and W data output pin Subcode data readout shift clock input pin Connected to GND Subcode block synchronization signal output pin No ...

Page 44: ...3 3V or 5V AV data0 7 C2 flag output pin CD data output pin CD data output shift lock output pin CD data output L R clock output pin Deemphasis monitor pin Audio EIAJ data output pin I O power supply Digital 3 3V or 5V Digital GND EFM 2 value signal output pin Output pin for the signal picked out from EFM binary signal with PCK EFM playback shift clock output pin Inner logic power supply Digital 3...

Page 45: ...DVDD1 I O I O O O O O O O O O O O O I Analog GND DRAM data15 8 I O power supply Digital 5V Digital GND DRAM data7 0 DRAM address0 7 I O power supply Digital 5V Digital GND DRAM address8 DRAM address9 12 No connected RAS output pin0 RAS output pin1 No connected CAS output pin Upper Byte CAS output pin Lower Byte OE output pin WE output pin Digital GND Inner logic power supply Digital 3 3V RF genera...

Page 46: ...und Servo signal system Servo gain control terminal RREC FE TE Focus balance adjustment terminal Tracking balance adjustment terminal RF gain adjustment terminal Equalizer boost adjustment terminal Focus offset adjustment terminal Tracking offset adjustment terminal BCA threshold adjustment terminal Reference voltage setting terminal Reference voltage output for servo signal Reflection output Focu...

Page 47: ...Ground DPD system External capacitor for RF DC servo is connected to this terminal Charge pump OFF terminal H OFF RF equalizer setting terminal Tracking hold H Hold RF equalizer setting terminal Power supply DPD system RF equalizer setting terminal Tracking bottom detection band switch L High band RF equalizer setting terminal Bottom detection constant switch L High speed RF equalizer setting term...

Page 48: ... 48 Pin No Pin Name I O Description IC DESCRIPTION 7 8 HN58X2416FPI 1 1 1 3 4 5 6 7 8 NC VSS SDA SCL WP VCC I O I I Not used Ground Serial data input output Serial clock input Write protect Power supply ...

Page 49: ...gital circuits 5 V power supply for analog circuits For the connection of resistors and capacitors that make up a PLL Ground for analog circuits For the connection of capacitors for ADC For the connection of capacitors for ADC Reference voltage output Analog audio MIC channel ADC input Analog audio L channel output Analog audio R channel output External clock input Initial clear input active L 5 V...

Page 50: ... 50 MECHANICAL EXPLODED VIEW 1 1 1 2 4 3 5 a a 6 7 9 8 A A C 10 14 PWB PWB PWB 15 12 13 16 20 19 SHLD CASE BTTM 18 18 17 B B 11 SH LCD 21 COVER PICK UP ...

Page 51: ...8A AV6 008 010 BADGE AIWA 25 SIL 10 8A AV6 009 010 KEY POWER 11 8A AV6 608 010 LCD AAV 6 12 8A AV6 010 010 KEY PLAY 13 8A AV6 012 010 KEY ENTER 14 8A AV6 202 010 LENS LCD 15 8A AV6 201 010 HLDR LCD 16 8A AV6 013 010 CABI CNTR W SW 17 8A AV6 014 010 CABI BTTM HR 18 8A AV6 215 010 FOOT 19 1 5 19 87 A91 554 010 COVER 2 44P IC179 44600 20 87 HC4 014 010 COVER OPT 21 8A AV6 299 010 MECHA DVDTEMP A 8A Z...

Page 52: ... Transparent Blue N Gold P Pink 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 GM Metallic Green YM Metallic Yellow DM Metallic Orange PT Transparent Pink LA Aqua Blue GL Light Green COLOR NAME TABLE ...

Page 53: ...2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 8710 JAPAN TEL 03 3827 3111 920074 Printed in Singapore ...

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