SERVICE MANUAL

CD RECEIVER

KD-LX555R

S T D M

SOURCE

Area Suffix E ------ Continental Europe

TABLE OF CONTENTS

Precautions. 3 Disassembly method. 5 Adjustment. 28 Description of major ICs. 32
COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.

No.49793 2003/5

SECTION 4 Description of major ICs
4.1 BA6956AN (IC830, IC831) : Reversible motor driver Block diagram

CONTROL LOGIC

1 VREF

2 OUT2

4 OUT1
Pin function Pin No. Symbol 9 VREF OUT2 RNF OUT1 VM Vcc FIN GND RIN Function Output high voltage level control terminal Output terminal for motor GND of driver division Output terminal for motor Power supply for driver division Power supply for signal division Input terminal for control logic GND Input terminal for control logic
Truth table FIN H L H L RIN L H H L OUT1 OUT2 H L L L H L MODE Forward rotation mode Reverse rotation mode Break Mode

OPEN OPEN Stand-by mode

1-32 (No.49793)
BR24C01AFV-W-X (IC1502) : EEPROM

Pin layout

Block diagram
1kbit EEPROM ARRAY 8bit SLAVE/WORD 7bit ADDRESS REGISTER DATA REGISTER

ADDRESS DECODER

Pin function Pin name Vcc GND A0,A1,A2 SCL SDA WP

HIGH VOLTAGE GEN.

Vcc LEVEL DETECT
I/O IN IN IN / OUT IN Power supply Ground (0v) Slave address set Serial clock input

Description

Slave and word addressserial data input serial data output *1 Write protect input
*1 An open drain output requires a pull-up resister.

(No.49793)1-33

BR24C32F (IC703) : EEPROM Pin layout & Block diagram PIN NAME VCC GND A0-A2 SCL SDA WP I/O I I Power Supply Ground (0V) Slave Address Set Serial Clock Input Function

Pin Layout

BR24C32/F
I/O Slave and Word Address. Serial Data Input$ Serial Data Output *1 I Write Protect Input

Pin function

A12bit AADDRESS DECODER
32 Kbit EEPROM ARRAY 8bit SLAVE WORD 12bit ADDRESS REGISTER START STOP DATA REGISTER

CONTROL LOGIC ACK

VCC LEVEL DETECT
HD74HC126FP (IC771) : Changer Control

OE1 A1 Y1 OE2 A2 Y2 Vss

7 HD74HC126

14 Vcc 13 OEAYOE8 A3 Y3

1-34 (No.49793)
BU1923F (IC51) : RDS decoder
QUAL RDATA Vref MUX VDD1 VSS1 VSS3 CMP
RCLK N.C. XO XI VDD2 VSS2 T1 T2
100k 4 120k 100k + anti-aliasing filter 8th Switched capacitor filter comparator

16 Analog Power supply

12 Digital Power supply

PLL 57kHz RDS/ARI

PLL 1187.5Hz

Bi-phase decoder

Differential decoder

Reference clock 13 14

Measurement circuit

(No.49793)1-35

HA13164A (IC961) : Regulator

Terminal layout

+B C1 100u VCC C2 0.1u ACC

ACC BATT.DET OUT

ANT OUT C3 0.1u EXT OUT C4 0.1u ANT CTRL

Surge Protector

COMPOUT

VDD OUT C7 0.1u

CD OUT C5 0.1u AUDIO OUT C6 10u

SW5VOUT

ILMOUT

C8 0.1u

ILM AJ UNIT R: C:F note1) TAB (header of IC) connected to GND
Pin function Pin No. 15 Symbol EXTOUT ANTOUT ACCIN VDDOUT SW5VOUT COMPOUT ANT CTRL VCC BATT DET AUDIO OUT CTRL CD OUT ILM AJ ILM OUT GND Function Output voltage is VCC-1 V when M or H level applied to CTRL pin. Output voltage is VCC-1 V when M or H level to CTRL pin and H level to ANT-CTRL. Connected to ACC. Regular 5.7V. Output voltage is 5V when M or H level applied to CTRL pin. Output for ACC detector. L:ANT output OFF H:ANT output ON Connected to VCC. Low battery detect. Output voltage is 9V when M or H level applied to CTRL pin. L:BIAS OFF M:BIAS ON H:CD ON Output voltage is 8V when H level applied to CTRL pin. Adjustment pin for ILM output voltage. Output voltage is 10V when M or H level applied to CTRL pin. Connected to GND.

1-36 (No.49793)

4.7 HD74HCT126T-X : (IC1500,IC1503) Buffer Pin arrangement Pin function Input Output A X L H Y Z L H C L H H

1C 1A 1Y 2C 2A 2Y

14 Vcc 13 4C 12 4A 11 4Y 10 3C 9 3A 8 3Y
H : High level L : Low level X : Irrelevant Z : Off (Hhigh-impedance)state of a 3-stage output

1A 1Y 1C

2A 2Y 2C

3A 3Y 3C

(No.49793)1-41

4.10 M61508FP (IC400) : E.volume Pin layout & Block diagram
VDD OUT CLOCK 20 VDD 21 VDD NonFadaer OUT FRONT OUT REAR OUTVOLUME 2 SOFT SELECT NON FADER VOLUME I/F TIMER DETECTOR NON FADER VOLUME
18 VDD OUT DATA 16 GND GND 15 NonFadaer OUT FRONT OUT REAR OUT1

FADER IN TONE OUT 2 26

A B B A

12 FADER IN TONE OUT 1

LOUDNESS + 3BAND TONE CONTROL (BASS/MID/ TREBLE)
ZERO DETECT SELECT SWITCH
VOL IN SEL OUT DEFN OUT IND INC INB INA DEFN IN DEFP IN AVDD 36 VCC 50K 50K 50K 50K 25.5K 51K 51K
ZERO ZERO CROSS CROSS DETECTOR DETECTOR VOLUME 1
10 VOL IN 8 50K 50K 50K 50K 1 SEL OUT 1 DEFN OUT 1 IND 1 INC 1 INB 1 INA 1 DEFN IN 1 DEFP IN 1 REF

25.5K 51K 51K

1-42 (No.49793)
Pin function Pin No. Symbol REF DEFP IN 1 DEFN IN 1 INA 1 INB 1 INC 1 IND 1 DEFN OUT 1 SEL OUT 1 VOL IN 1 TONE OUT 1 FADER IN 1 REAR OUT1 FRONT OUT 1 NonFadaer OUT 1 GND DATA VDDOUT 1 VDDOUT 2 CLOCK VDD NonFadaer OUT 2 FRONT OUT 2 REAR OUT2 FADER IN 2 TONE OUT 2 VOL IN 2 SEL OUT 2 DEFN OUT 2 IND 2 INC 2 INB 2 INA 2 DEFN IN 2 IEFP IN 2 VCC IC signal GND Ope amp positive input Ope amp negative input Input selector ch1 input terminal Input selector ch1 input terminal Input selector ch1 input terminal Input selector ch1 input terminal Operation outoutterminal (-) Input selector output terminal Volume 1 input terminal Tone output terminal Volume 2 input terminal Fader volume (rear) output terminal Fader volume (front) output terminal Non fader volume output terminal GND Control data input terminal Connect to GND with capacitor Connect to GND with capacitor Serial data clock input terminal VDD for digital Non fader volume output terminal Fader volume (front) output terminal Fader volume (rear) output terminal Volume 2 input terminal Tone output terminal Volume 1 input terminal Input selector output terminal Ope amp output terminal (-) Input selector switch ch2 input terminal Input selector switch ch2 input terminal Input selector switch ch2 input terminal Input selector switch ch2 input terminal Ope amp negative input terminal Ope amp positive input terminal VCC for analog Function

(No.49793)1-43

4.11 LC75878W (IC601) : LCD driver Pin layout

100 ~ ~ ~ 50

S75/COM9 S74/COM10 S73

75 ~ 51

GENERAL PORT

COMMON DRIVER

SEGMENT DRIVER & LATCH

OSC VLCD

CLOCK GENERATOR

CONTROL REGISTER

CONTRAST ADJUSTER VLCD0 VLCD1 VLCD2 VLCD3 VLCD4 VDD VSS INH DI

SHIFT REGISTER

CCB INTERFACE
Pin function No. 1~75 76~83 84~Symbol SEG1~SEG73 SEG74 SEG75 COM8~COM1 P1~P4 VDD VLCD VLCD0 VLCD1 VLCD2 VLCD3 VLCD4 VSS OSC LCD RESET CE CL DI I/O O O O O O O I I I I I/O I I I I
Function Segment driver output pin. Segment driver output pin. Segment driver output pin. Common driver output pin. General-purpose output pin. Logic block power supply pin. LCD driver power supply pin. LCD driver bias 4/4 voltage (H-level) power pin. LCD driver bias 3/4 voltage (intermediate level) power pin. LCD driver bias 2/4 voltage (intermediate level) power pin. LCD driver bias 1/4 voltage (intermediate level) power pin. LCD driver bias 0/4 voltage (L-level) power pin. Power supply pin to connect to ground. Oscillator pin. Display off general-purpose output port "L" fixed input pin. Chip enable Synchronization clock Transfer data

1-44 (No.49793)

4.12 NJM4565V-X (IC1572) : Dual ope amp Terminal layout & Pin function

1 A 2 -

AOUTPUT A-INPUT A+INPUT V B+INPUT B-INPUT B OUTPUT V
4.13 NJU7241F25 (IC1651) : Regulator Pin Layout Block Diagram

Short protect

GND 1 VIN 2 VOUT 3

VIN VOUT

Vref GND GND
4.14 NJU7241F33 (IC1504) : Voltage regulator
PIN FUNCTION 1. GND 2. VIN 3. VOUT 4. NC 5. STB

(No.49793)1-45

4.15 TA2157FN-X (IC1601):RF amp Terminal layout

PEAK 50k 15k

14 20k 15 10pF 15k 20k 40k 20k 10pF 40k

16 20k

50 A 12k 12k 1.3V 2k 50k
17 20k 18 40k BOTTOM PEAK

1k 14k 2k

19 240k 15pF 20 20k 21 30k 180k 40pF 240k 15pF

x0.5 K x2

x0.x2 94k 60k 22k 94k 22k

22 180k 23 3k 3k 24 40pF

PIN VCTRLPIN VCC HiZ GND
SEL (APC SW) APC ON APC ON APC OFF (LDO=H)

TEB (TE BAL) -50% 0% 50%

RFGC (AGC Gian) +12dB +6dB 0dB
TEB (TE BAL) Normal mode (0dB) Normal mode (0dB) CD-RW mode (+12dB)

1-46 (No.49793)

Pin function Pin No. Symbol VCC FNI FPI TPI TNI MDI LDO SEL I/O I I I I I O I 3.3V power supply pin Main-beam amp input pin Main-beam amp input pin Sub-beam amp input pin Sub-beam amp input pin Monitor photo diode amp input pin Laser diode amp output pin APC circuit ON/OFF control signal, laser diode (LDO) control signal input or bottom/peak detection frequency change pin. Function

SEL GND Hiz VCC

9 TEB I

APC circuit OFF ON ON

LDO Connected VCC through 1k resistor Control signal output Control signal output
Tracking error balance adjustment signal input pin Adjusts TE signal balance by eliminating carrier component from PWM signal (3-state output, PWM carrier = 88.2kHz) output from TC94A14F/FA TEBC pin using RC-LPF and inputting DC. TEBC input voltage:GND~VCC Tracking error signal generation amp negative-phase input pin Tracking error signal generation amp output pin. Combining TEO signal RFRP signal with TC94A14F/FA configures tracking search system. RF signal peak detection output pin AGC/FE/TE amp gain change pin

TEN TEO RFDC GVSW

I O O I

GVSW GND Hiz VCC

20 VRO FEO FEN RFRP REIS RFGO RFGC O O I O I O I Reference voltage (VRO) output pin *VRO=1/2VCC When VCC=3.3V Focus error signal generation amp output pin

Mode CD-RW Normal

Focus error signal generation amp negative-phase input pin Signal amp output pin for track count Combining RFRP signal and TEO signal with TC94A14F/FA configures tracking search system. RF signal amplitude adjustment amp output pin RF amplitude adjustment control signal input pin Adjusts RF signal amplitude by eliminating carrier component from PWM signal (3-state output, PWM carrier=88.2kHz)output fromTC94A14F/14FA *RFGC pin using RC-LPF and inputting DC. *RFGC input voltage:GND~VCC RF signal amplitude adjustment amp input pin RF signal generation amp output pin RF signal generation amp input pin GND pin

AGCIN RFO RFI GND

I O I -

(No.49793)1-47

4.16 TC94A14FA (IC1621) : DSP & DAC Terminal layout & block daiagram

Clock generator LPF

64 Microcontroller interface

1-bit DAC

Servo control
Address circuit Correction circuit
Digital equalizer automatic RAM adjustment circuit

16 k RAM

CLV servo

Data slicer

Synchronous guarantee EFM decoder Audio out circuit Digital output Sub code decoder

PLL TMAX

Pin function Pin Symbol I/O Descroption No 1 BCK O Bit clock output pin.32fs48fsor 64fs selectable by command. 2 LRCK O L/R channel clock output pin."L" for L channel and "H" for R channel. Output polarity can be inverted by command. 3 AOUT O Audio data output pin. MSB-first or LSB-first selectable by command. 4 DOUT O Digital data output pin.Outputs up to double-speed playback. 5 IPF O Correction flag output pin. When set to "H" AOUT output cannot be corrected by C2 correction processing. - Digital 3.3V power supply voltage pin. 6 VDD3 - Digital GND pin. 7 VSSSBOK O Subcode Q data CRCC result output pin. "H" level when result is OK. 9 CLCK O Subcode P-W data read I/O pin. I/O polarity selectable by command. 10 DATA O Subcode P-W data output pin. 11 SFSY O Playback frame sync signal output pin. 12 SBSY O Subcode block sync signal output pin. "H" level at S1 when subcode sync is detected. 13 HSO I/O General-purpose input / output pins.Input port at reset. 14 UHSO - PLL-only 3.3V power supply voltage pin. 15 PVDDPDO O EFM and PLCK phase difference signal output pin. 1-48 (No.49793)
Pin Symbol I/O No 17 TMAX O TMAX detection result output pin.

Descroption

TMAX Detection Result Longer than fixed period Within fixed period Shorter than fixed period
38 LPFN LPFO PVREF VCOF AVSS3 SLCO RFI AVDD3 RFCT RFZI RFRP FEI SBAD TEI TEZI FOO TRO VREF RFGC TEBC SEL I O O O I I I I I I I I O O O O O
TMAX Output "PVDD3" "HiZ" "AVSS3"
39 AVDDFMO O 41 DMO O 42 VSSVDDTESIN I 45 XVSSXI I 47 XO O 48 XVDDDVSS3R 50 RO O 51 DVDDDVR 53 LO O 54 DVSS3L 55 ZDET O 56 VSSBUSBUSBUS2 I/O Microcontroller interface data I/O pins. 60 BUSBUCK I Microcontroller interface clock input pin. 62 /CCE I Microcontroller interface chip enable signal input pin.At "L", BUS0 to BUS3 are active. 63 /RST I Reset signal input pin. At reset, "L". - Microcontroller interface 5V power supply pin. 64 VDD5
Inverted input pin for PLL LPF amp. Output pin for PLL LPF amp. PLL-only VREF pin. VCO filter pin. Analog GND pin. DAC output pin for data slice level generation. RF signal input pin. Zin selectable by command. Analog 3.3V power supply voltage pin. RFRP signal center level input pin. RFRP signal zero-cross input pin. RF ripple signal input pin. Focus error signal input pin. Sub-beam adder signal input pin. Tracking error input pin. Inputs when tracking servo is on. Tracking error signal zero-cross input pin. Focus equalizer output pin. Tracking equalizer output pin. Analog reference power supply voltage pin. RF amplitude adjustment control signal output pin. Tracking balance control signal output pin. APC circuit ON/OFF signal output pin. At laser on, high impedance with UHS="L", H output with UHS="H". Analog 3.3V power supply voltage pin. Feed equalizer output pin. Disc equalizer output pin. Digital GND pin. Digital 3.3V power supply voltage pin. Test input pin. Normally, fixed to "L". System clock oscillator GND pin. System clock oscillator input pin. System clock oscillator output pin. System clock oscillator 3.3V power supply voltage pin. DA converter GND pin. R-channel data forward output pin. DA converter 3.3V power supply pin. Reference voltage pin. L-channel data forward output pin. DA converter GND pin. 1 bit DA converter zero detection flag output pin. Microcontroller interface GND pin.

26 ~ 50

Symbol NC NC NC NC NC NC DIM_OUT ILLUM1 VDD X2 X1 VSS XT2 XT1 RESET CD_P.REQ BUS_NT PS2 H.REMOCON RDS_SCK RDS_ DA REMOCON AVDD AVREF0 TEMP KEY0 KEY1 KEY2 LEVEL MRC SQ SM AVSS NC DOT_CNT AVREF BUS_SI BUS_SO BUS_SCK NC
I/O O O I I I I I I I I I I I I I I I I O I O Reset detection teaminal GND Not use Not use Not use Not use Not use Not use DIMMER pulse control output POWER ON:H,FLAT PANEL:L 5V

Function

CD mechanical switch 1 detection signal input J-BUS int POWER SAVE2. Operating together with BACKUP.H input:STOP Pulse signal for CRUISE input(only in 330R) RDS clock input RDS data input Remocon input(111R:READY) 5V 5V Temperature detection input Key input 0 Key input 1 Key input 2 Level meter input MRC output voltage detection S.QUALITY level input S.METER level input GND Not use Dot matrix contrast adjustment analog output 5V J-BUS data input J-BUS data output Not use
I/O J-BUS clock input and output

Pin No 87~95~100

Symbol LCD_DA LCD_SCK LCD-CE1 BUZZER 12C_DAI 12C_DAO 12C-CLK BUS-I/O TMO TM1 DMO DM1 ST NC AFCK C_SW1 C_SW2 C_SW3 C_SW4 C_SW5 VOL1 VOL2 SEEK/STP NC FM/AM PLL_CE PLL_DO PLL_CLK PLL_DI TEL_MUTE NC VSS DIM_IN PS1 POWER CD_ON MUTE CD_RESET CD_MUTE NC VDD VOL_DA VOL_CLK CF-SEL NC LCD_RST NC TEST NC
I/O O O O O I O O O O O O O I O I I I I I I I O O O O I I I I O O O O O O O O O O Data output to LCD driver Clock output to LCD driver Chip enable output 1 to LCD driver Buzzer output 12C communication data input 12C communication data output 12C communication clock output J-BUSI/O signal terminal
Tray motor negative signal output terminal Tray motor positive signal output terminal Motor control signal output in door down Motor control signal output in door up Stereo signal input L:Stereo Not use AF check output AF check:L Chameleon machanical switch 1 detection signal input Chameleon machanical switch 2 detection signal input Chameleon machanical switch 3 detection signal input Chameleon machanical switch 4 detection signal input Chameleon machanical switch 5 detection signal input Rotary volume signal 1 input Rotary volume signal 2 input Auto seek/stop selection output SEEK:L STOP:H Not use FM/AM selection output FM:H AM:L IC control CE output IC control data output IC control clock output IC control data input Telephone mute detection input Not use GND Dimmer detection input L:dimmer ON Power save 1 Operating together with ACC.Power save :L Operating :H Power ON/OFF selection output Power ON:H CD power supply control signal output CD:H Mute output MUTEON:L Subwoofer cut off frequency control output 1 Subwoofer cut off frequency control output 2 Not use 5V data output terminal clock signal output terminal FM band filter selection signal output Not use Reset signal output to LCD driver Not use GND Not use

(No.49793)1-53

4.19 UPD784225GK-629 (IC1501) : CPU Pin layout

~ 41 40

Pin function Pin No. 1 2,Symbol TEMP IN AVSS ADCONT AVREF1 EPROMDI EPROMDO EPROMCK LCD CE LCD DA LCD CK BUS I/O BUS I/O BUS SI BUS SO BUS SCK BUSOUT CD ON CD REQ CD MUTE DSP RESET CCE BUCK BUS3 BUS2 BUS1 BUS0 2X PLAY RW SEL VSS1 LD LD/FE MP3 DI MP3 DO MP3 CK I/O I O I O I/O O O O O O I O I/O O O O O O O O I/O I/O I/O I/O O O O O I O O Temp. detection input terminal No use GND Output H level during power on. During stop mode:L 3.3V EEPROM data input terminal EEPROM data output terminal. Output H level during input EEPROM clock signal input/output terminal Chip enable output for LCD driver Data output for LCD driver Clock output for LCD driver JVC BUS input/output control terminal (negative) JVC BUS input/output control terminal JVC BUS data input terminal JVC BUS data output terminal JVC BUS clock input/output terminal JVC BUS BUSOUT output terminal Power supply (3.3V) control for CD CD mechanism power supply on request signal output terminal CD mute signal output terminal CD DSP reset signal output terminal CD DSP chip enable output terminal CD DSP data clock output terminal CD DSP data 3 input/output terminal CD DSP data 2 input/output terminal CD DSP data 1 input/output terminal CD DSP data 0 input/output terminal RF frequency response select output of 2x speed playback CD-RW select output terminal (RW:L) GND Loading signal output terminal (L:loading, H:eject) Loading/Feed select signal output terminal (H:LD, L:FE) CD MP3 data input terminal CD MP3 data output terminal Clock signal output terminal for CD MP3 data Function

1-54 (No.49793)

Pin No. 41~47 48~79 80
Symbol MP3 RESET MP3 STB DAC ML DAC MC DAC MD DAC CS DISC SEL DAC SEL TEST MODE MP3 SEL 8V DET REST SW2 RESET SW1 B.DET P.DET BUS INT MP3 REQ VSS0 VDD1 X2 X1 VPP XT2 XT1 VDD0 AVDD IOP KEY0 KEY1 KEY2 KET3
I/O O O O O O O I I I I I I I I I I I I I O I O I I I I I I CD MP3 reset signal output terminal CD MP3 standby signal output terminal (H:Standby) DAC mode control latch output terminal DAC mode control BCK output terminal DAC mode control data output terminal DAC chip select output terminal No use
8cm disc correspondence mode select terminal (correspondence:L) DAC select mode input terminal LCD/AD key/Remocon invalid select mode input terminal L:invalid MP3 select mode input terminal CD mechanism power supply detection terminal (L:8V on) CD mechanism rest switch input terminal CD mechanism SW2 input terminal Reset signal input terminal CD mechanism SW1 input terminal Backup power supply detection input terminal (H:Stop mode) Main power off detection input terminal (H:HALT mode) JVC BUS communication start interrupt input terminal CD MP3 request signal input terminal GND 3.3V Oscillator (6MHz) Oscillator (6MHz) GND Open GND 3.3V Connect to ADCONT (Power supply for A/D convertor) Pickup IOP measurement input terminal Key input 0 (8bit A/D input) terminal Key input 1 (8bit A/D input) terminal Key input 2 (8bit A/D input) terminal Key input 3 (8bit A/D input) terminal

(No.49793)1-55

4.20 PCM1716E-X (IC1571) : D/A converter Pin layout
Vcc2R AGND2R Vcc2L AGND2L BCK LBCK DATA Serial Input I/F 8X Oversampling Digital Filter with ML/llS MC/DM1 MD/DM0 CS/WO MODE MUTE RST Function Controller Mode Control I/F SCK BPZ-Cont Crystal OSC Power Supply Open drain ZERO Modulator DAC DAC Mult-level Delta-Sigma Low-pass Filter

Low-pass Filter

VoutL EXTL VoutR EXTR
Pin function Pin No. Symbol I/O LRCK DATA BCK CLKO XTI XTO DGND VDD VDD2R EXTR NC VOUTR AGND1 Vcc1 I I I I -

Vcc1 AGND1

Vcc DGND
Function LRCK clock input Serial audio data input Bit clock input for serial audio data Oscillator input / External clock input Digital ground Digital power +5V Analog power +5V Analog ground Non connection Analog ground Analog power +5V

Pin No. 25

Symbol I/O VOUTL NC EXTL Vcc2L ZERO RST CS/IWO MODE MUTE
O Lch analog voltage output of audio signal I I I I I I I Non connection Analog ground Analog power +5V Reset Chip select / Input format selection Mode control select Mute control Mode control, Data / De-emphasis selection 1 Mode control, BCK / De-emphasis selection 2 Mode control, WDCK / Input format selection O Lch common pin of analog output amp
O Buffered output of system clock O Oscillator output

19 AGND2L

O Zero data flag

10 AGND2R

O Rch common pin of analog output amp O Rch analog voltage output of audio signal

26 MD/DMMC/DMML/IIS

1-56 (No.49793)

Block diagram

REST SWITCH

REST A,B,E,F MD,LD

IC1601 CDRF
RFDC TEO TEN TEB SEL RFGC RFGO RFRP FEN

RWSEL IOP

IC1571 D/A CONVERTER

VOUTL VOUTR LRCK BCK

IC1572 CDLPF

CDL-CH CDR-CH

AM_ANT FM_ANT

TU1 FM/AM TUNER

MBC SQ SM SD/ST AFCK SEEK/STOP FM/AM PLL_CE PLL_DO PLL_CLK PLL_DI CF_SEL

TU_Lch TU_Rch

IC400 E.VOLUME
FRONTL REARL FRONTL FRONTR REARL REARR

LINE OUT

LOAD/FEED MOTOR SPINDLE MOTOR SW1 SW2

SW1 SW2

LOAD/FEED+ LOAD/FEEDREST SW1 SW2

IC1652 MP3 DECODER

A0 to A16 WF,OF,CS1 I/O1 to I/O8

IC1653 SRAM

CD_Lch,CD_Rch

IC461 PREAMP

FM/AM_DET FRONTR REARR

FRONTR REARR

CN1601

SPINDLE+ SPINDLE-

DATA BCK,LRCK,AOUT BUSO to BUS3 BUCK,CCF DSPRESET CLOCK /RESET MIDIO /MCLK REQ DATA

IC361 PREAMP

FRONTL REARL

CN1501

PICKUP
FOCUS+ FOCUSTRACKING+ TRACKINGA,B,E,F MD,LD FOCUS+ FOCUSTRACKING+ TRACKINGSPINDLE+ SPINDLELOAD/FEED+ LOAD/FEED-

IC1621 D.SERVO DSP

TRO VREF FOO FMO CMO

C998 C940 NM

C995 100P CH 100P CH C996 C997 100P CH 100P CH C991 C994 SP[1-8] 100P CH 100P CH C992 C993 100P CH 100P CH

C470 0.33 CQ

R470 10K

AMP[3] FL AMP[4] FR

Q481 2SD1048 X678 RC481 NM
Q381 2SD1048 X678 RC481 NM R482 100

Q480 2SD1048 X678

Q380 2SD1048 X678 R382 100

C480 NM

C380 NM

POWER AMP

1:GND 2:ACC 3:REMOTE 4:NC 5:REAR RIGHT(+) 6:REAR RIGHT(-) 7:REAR LEFT(-) 8:REAR LEFT(+)
C999 0.1 CQ GND STYLE PIN 32 STYLE PIN 32 STYLE PIN 32 4

C1000 0.1 CQ

C1002 0.1 CQ

TP62 TP63 TP64

TP59 TP60 TP61
SP[2] SP[1] SP[7] SP[8] SP[5] SP[6] SP[4] SP[3] 9:FRONT LEFT(+) 10:FRONT LEFT(-) 11:FRONT RIGHT(-) 12:FRONT RIGHT(+) 13:TEL 14:NC 15:ILLUMINATION 16:MEMORY

REAR_Lch

REAR_Rch

FRONT_Lch

FRONT_Rch

CD servo control section

B[1] L[1-4]

47/6.3

TP42 VREF

CD L.P.F

D-A CONVERTOR
R1585 30K R1581 C1585 4.7/35 R1583 12K C1587 120P CH C1589 4.7/35 N[1]

C1611 68P CH R1614 15K

MUTE R1573 47K

MODER1572 47K

TP43 RF

1K R1612 2K

R1611 R1610 10K C1610 5P 100

AGND2L

MC/DM1

MD/DM0

CS/IWO

47/6.3 R1592

ML/IIS

R1589 C1591 47/6.3 R1591

RFRPIN

D[1-8]

TP20 TP21 TP22 TP23 TP24 TP25 TP26

REST SW

23 IC1571 6

3 IC1572 6

TP44 GND C1613 0.01

PCM1716E

NJM4565V

AGND2R

REST GND

0.01 R1601 82K

TA2157FN 9

R1575 NM

100P CH

820P CH

R1582 20K

C1586 4.7/35

R1584 12K R1586 30K

C1588 120P CH

C1590 4.7/35 N[2] N[3] Q1571 DTA114EUA N[4]
9 10111213141516171819202122

LOAD/FEED MOTOR

BAND / MODE

SOUCE / ATT

123456
R633 R646 R636 R634 R632 R645 R631 R644
COM1 COM8 COM7 COM6 COM5 COM4 COM3 COM2 S74 S73 S72 S71 S70 S69 S68 S67 S66 S65 S64 S63 S62 S61 S60 S59

S8 S7 S6 S5 S4 S3 S2 S1

2R7K EJECT/OFF 6 / RND

1R8K 5 / RPT

1R2K 4 / INT

820 DISP

KEY0 KEY1 GND GND GND

SML310LT SML310LT

SML310LT

LCD [ 1 : 82 ]

S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 S19 S20 S21 S22 S23 S24 S25 S26 S27 S28 S29 S30 S31 S32 S33 S34 S35 S36 S37 S38 S39 S40 S41 S42 S43 S44 S45 S46 S47 S48 S49 S50 S51 S52 S53 S54 S55 S56 S57 S58

CL-190UB-X

DISPLAY PWB

KEY [ 1 : 6 ]

REMOCON SENSOR

DR I VER [ 1 : 4 ]

0R001 C 662 0R001
1 S74 S73 S72 S71 S70 S69 S68 S67 S69 S65 S64 S63 S62 S61 S60 S59 S58 S57 S56 S55 S54 S53 S52 S51
100K R 668 100K COM8 COM7 COM6 COM5 COM4 COM3 COM2 COM1 P1 P2 P3 P4
VDD VLCD VLCD0 VLCD1 VLCD2 VLCD3 VLCD4 VSS OSC INH CE CL DI
S50 S49 S48 S47 S76 S45 S44 S43 S42 S41 S40 S39

INVERTOR

L611 68uH

Q613 DTC114YUA

I C 601 LC 75878W

Q614 DTC114YUA

SML 310LT

C612 4R7K R613 R611

18p / 3R15KV

0R039 CQ R607

Q615 DTC114YUA
S38 S37 S36 S35 S34 S33 S32 S31 S30 S29 S28 S27 S26

R628 R 629 1K

LT 1F 6 7AF

10uH L613

R620 1K

RESET ACC5V

I NV REMOCON ENC0 ENC1 KEY2 9V LCDDA LCDCL LCDCE1 LCDRST CASW4 CASW5 GND

PC 601 PR- 20

Q691 2SC4081

UDZS5R1B D625

330 R673 3R3K

PC 602 PR- 20

Q692 2SC4081

2 R2 K

S12 S13 S14 S15 S16 S17 S18 S19 S20 S21 S22 S23 S24 S25
S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11

4R7 FZ

Q611 2SD2150

0R0056

SML 310 LT
C606 0R1 C607 0R1 C608 0R1

68K C609

LCD DRIVER

L C DDAT A [ 1 : 5 ]

pa r t s ar e not mounting. # part s a r e r e f er to mounting l i s t.

Q612 2SD2150

Q616 DTC114YUA

Electrical parts list

Main board

Block No. [0][1][0][0]

Symbol No. IC51 IC400 IC702 IC703 IC771 IC830 IC831 IC941 IC961 IC962 Q3 Q4 Q5 Q11 Q12 Q13 Q22 Q23 Q24 Q34 Q100 Q161 Q200 Q380 Q381 Q480 Q481 Q700 Q701 Q702 Q791 Q800 Q801 Q802 Q803 Q804 Q830 Q831 Q832 Q833 Q942 Q943 Q948 Q965 Q966 Q977 Q979 Q981 Q982 Q983 Q986 D1 D11 D111 D161 D380 D381 D430 D701 D711 D941 D961 D962 D963 D967 D978 D980 D986 Part No. Part Name Description Local C1 C2 C3 C4 C5 C7 C9 C11 C13 C14 C21 C22 C23 C24 C25 C51 C52 C53 C54 C55 C56 C57 C103 C113 C116 C123 C161 C162 C163 C164 C203 C213 C216 C223 C224 C300 C301 C302 C303 C304 C305 C306 C307 C308 C369 C370 C371 C372 C400 C401 C402 C403 C404 C405 C406 C407 C408 C430 C431 C469 C470 C471 C472 C701 C702 C703 C704 C705 C706 C707 C708 C710 C711 C712 CY473623J CE4763468 CY103623J CE2271468 CE1071468 CE1046468 CE4763468 CY103623J CY103623J CY473623J CZ3316D2J CY103623J CY472623J CY104623J CY474122J CZ1206D2J CZ1206D2J CE4763468 CY103623J CZ5616D2J CY223623J CE2256468 CY153623J CE4754468 CY222623J CZ4716D2J CE1056468 CE2263468 CY473623J CY224323J CY153623J CE4754468 CY222623J CZ4716D2J CY103623J CE4754468 CE4754468 CE1056468 CE1063468 CE2256468 CE2256468 CE1056468 CE4754468 CE4754468 CQ3346327 CQ3346327 CZ3316D2J CZ3316D2J CE4754468 CE4754468 CE1056468 CE1071468 CE2256468 CE2256468 CE1056468 CE4754468 CE4754468 CE1063468 CY473623J CQ3346327 CQ3346327 CZ3316D2J CZ3316D2J CZ2206D2J CZ2706D2J CZ1506D2J CZ1506D2J CZ2216D2J CY473623J CY103623J CE1063468 CE1080517 CY474122J CY474122J C CAPACITOR E CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR C CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR CAPACITOR CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR C CAPACITOR CAPACITOR CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR 0.047MF 47MF/16V 0.01MF 220MF/10V 100MF/10V 0.1MF/50V 47MF/16V 0.01MF 0.01MF 0.047MF 330PF 0.01MF 0.0047MF 0.1MF 0.47MF 12PF 12PF 47MF/16V 0.01MF 560PF 0.022 MF 2.2MF/50V 0.015 MF 4.7MF/25V 0.0022MF 470PF 1MF/50V 22MF/16V 0.047MF 0.22MF 0.015 MF 4.7MF/25V 0.0022MF 470PF 0.01MF 4.7MF/25V 4.7MF/25V 1MF/50V 10MF/16V 2.2MF/50V 2.2MF/50V 1MF/50V 4.7MF/25V 4.7MF/25V 0.33MF 0.33MF 330PF 330PF 4.7MF/25V 4.7MF/25V 1MF/50V 100MF/10V 2.2MF/50V 2.2MF/50V 1MF/50V 4.7MF/25V 4.7MF/25V 10MF/16V 0.047MF 0.33MF 0.33MF 330PF 330PF 22PF 27PF 15PF 15PF 220PF 0.047MF 0.01MF 10MF/16V 1000MF/6.3V 0.47MF 0.047MF Symbol No. Part No. Part Name Description Local

C RESISTOR COMP.RESISTOR COMP.RESISTOR C RESISTOR COMP.RESISTOR C RESISTOR COMP.RESISTOR CHOKE COIL CHOKE COIL CHOKE COIL CHOKE COIL CHOKE COIL CHOKE COIL CHOKE COIL CHOKE COIL CHOKE COIL CHOKE COIL CONNECTOR CONNECTOR CONNECTOR RESISTOR RESISTOR RESISTOR THERMISTOR CRYSTAL CRYSTAL CD PWB
1/10W15K 1/10W30K 1/10W8.2K 1/10W0 1/10W30K 1/10W22K 1/4W0 47MH 47MH 47MH 47MH 47MH 47MH 47MH 47MH 47MH 47MH 22P 8P FPC 22P 1/16W 100 1/16W 100 RR 1/16W 4.7 K 10K 6MHZ 16.9344MHZ