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CDX-600/606/626
SERVICE MANUAL
US Model
CDX-600/606

Canadian Model AEP Model UK Model
CDX-600

E Model
CDX-626

Photo: CDX-600

Model Name Using Similar Mechanism CD Drive Mechanism Type Optical Pick-up Name

CDX-505RF MG-250C-137 KSS-521A/J2N

SPECIFICATIONS

COMPACT DISC CHANGER
MICROFILM

CDX-600/606/626

7-3.

SCHEMATIC DIAGRAM ­ RF Section ­

· See page 18 for Waveforms.

· See page 31 for IC Block Diagrams.

(Page 27)

The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.

Les composants identifiés par une marque ! sont critiques pour la sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.

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CDX-600/606/626

7-6. SCHEMATIC DIAGRAM ­ MAIN Section (1/2) ­ · See page 18 for Waveforms. · See page 33 for IC Block Diagrams.

(Page 22)

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CDX-600/606/626

7-7. SCHEMATIC DIAGRAM ­ MAIN Section (2/2) ­ · See page 18 for Waveforms. · See page 33 for IC Block Diagrams.

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· IC Block Diagrams ­ RF Board ­ IC11 CXA1992BR
RFTC RF M PD1 RF O CC1 PD2 PD CP CB CC2 LD FOK RF I

IC52
OUT1 1

BA6287F
8 GND

39

38

37

36

35

34

33 32

31 30

29

28

27
VM 2 7 OUT2

PD 2 I-V AMP

PD 1 I-V AMP

PD AMP

LD AMP

RF SUMMING AMP

DRIVER

DRIVER

FOCUS OK COMPARATOR
VCC 3

TSD

VCC

CONTROL LOGIC

6 VREF

IFB1 ­ IFB6

LASER POWER CONTROL PEAK/BOTTOM HOLD MIRR COMPARATOR DEFECT AMP IIL TTL

POWER SAVE FIN 4 5 RIN

FE 40 BIAS FOCUS BIAS WINDOW COMPARATOR FOH FOL

PEAK/BOTTOM HOLD

LDON

LPCL

TGFL

MIRR

DFCT1

VEE F 41 F I-V AMP E I-V AMP TGFL

FOCUS ERROR AMP

LPC

CC1

E 42 EI 43 VEE 44 TEO 45

TRACKING GAIN WINDOW COMPARATOR

TGH TGL BALH BALL ATSC IIC DATA REGISTER, INPUT SHIFT REGISTER, ADDRESS DECODER, SENSE SELECTOR, OUTPUT DECODER

IIL TTL

26 SENS2 25 SENS1 24 C. OUT

­ MAIN Board ­ IC101 CXD2530Q
MNT0 MNT1 MNT3 XROF C2PO RFCK GFS XPCK XUGF GTOP VDD VSS TES4 BCK TES3 PCMD TES9 WFCK TES5 EMPH TES6 VDD VSS EXCK SBSO SCOR DOUT C4M FSTT XTSL

VEE TOG1 ­ TOG4 BAL1 ­ BAL4

TTL IIL

23 22 21 20 19

XRST DATA XLT CLK LOCK

80 79 78 77 76 75 74 73 72 E-F BALANCE WINDOW COMPARATOR ATSC WINDOW COMPARATOR TZC COMPARATOR TM1 TZC FZC

71 70 69 68

67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51

TG1 ­ TG2

IFB1 ­ IFB6 BAL1 ­ BAL4 TOG1 ­ TOG4

TM1 ­ TM7

PS1 ­ PS4

FS1 ­ FS4

DFCTO

LPFI 46 TEI 47 ATSC 48

VCC VCC ISET

18 VCC NC VSS VDD NC TES7 NC VSS XVDD XTAI XTAO XVSS VSS NC TES8 NC VDD VSS NC NC XRST 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 50 LRCK 49 WDCK 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 ASYE ASYO ASYI BIAS RF AVDD CLTV AVSS FILI FILO PCO VCTL V16M VCKI VPCO1 VPCO2 TES1 TES0

TM6

17 ISET

TZC 49

16 SL O 15 SL M TRACKING PHASE COMPENSATION

ERROR CORRECTOR EFM DEMODULATOR

D/A INTERFACE

ASYMMETRY CORRECTOR

DFCT TDFCT 50 TG1

VCC CENTER VOLTAGE GENERATOR FZC COMPARATOR FOCUS PHASE COMPENSATION VCC VEE CHARGE UP FS1

TM5

14 SL P TM2

16K RAM

DIGITAL OUT

DIGITAL PLL

VEE VCC TM7 TM4

VC 51 FZC 52

DFCT

FS4

FS2 FSET

VDD VSS LMUT RMUT TES2 CKOUT

VEE 1 FEO 2 FEI 3 FDFCT 4 FGD 5 FLB 6 FE O 7 FE M 8 SRCH 9 TGU 10 TG2 11 FSET 12 TA M

VEE 13 TA O

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XLTO CLKO SPOA SPOB SPOC SPOD XLON FOK VDD VSS MON MDP MDS LOCK PWMI

SQCK SQSO SENS DATA XLAT

CLOK SEIN CNIN DATO

TG2

TM3

+ ­ + ­

SUB CODE PROCESSOR

OSC

CLOCK GENERATOR TIMING LOGIC SERVO AUTO SEQUENCER

CPU INTERFACE

DIGITAL CLV

1 2 3 4 5 6

7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

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IC204
BUS ON VCC

BA8272F-E2
DATA OUT LINK OFF CLK OUT DATA IN RESET

IC301
OUT1 1

BA6287F
8 GND

14

13

12

11

10

9

8

RESET SWITCH

VM 2

7 OUT2

DRIVER TSD
1 2 3 4 5 6 7

DRIVER

BUS CLK

BUS ON OUT

BUS ON IN

VREF

BUS DATA

BUS RESET

GND

VCC 3

CONTROL LOGIC

6 VREF

POWER SAVE FIN 4 5 RIN

IC401
LRCK

TC9464FN-EL
(EMP) SH DATA GNDX ZD (SM) ATT (BS) LA BCK HS MCK GNDD VDX XO
16

24 23 22

21

20

19

18

17

15

XI VDA

14 13

INTERFACE CIRCUIT

MICROCOMPUTER INTERFACE CIRCUIT

OSC

DIGITAL FILTER CIRCUIT ATTENUATOR OPERATIONAL CIRCUIT DEEMPHASIS FILTER CIRCUIT D- MODULATION CIRCUIT

TIMING GENERATOR

TEST CIRCUIT

OUTPUT CIRCUIT ANALOG FILTER

OUTPUT CIRCUIT ANALOG FILTER

1

2

3 4

5

6

7

8

9

10 11 12

GNDA

GNDA

VDD

P/S VDA

RO

VR

LO

T1

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7-8. IC PIN FUNCTION DESCRIPTION
· MAIN BOARD IC302 CXP84124-080Q (SYSTEM CONTROLLER) Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 to 23 24 25 to 29 30 31 32 33 34 35 36 37 38 39 40 41 to 47 48 49 50 51 52 53 54 55 Pin Name LIM.SW BUSON EJECT LOAD1 LOAD2 A.MUTE EMPH CH.R CH.F -- ELV.R ELV.ON CD RST CDON -- AUTO ON/OFF -- RESET EXTAL XTAL VSS TX TEX AVSS AVREF ATRIBT MCK EHS -- SCK SI SO SQCLK SUBQ -- -- MGLK I/O I I I I I O O O O O O O O O O I O I I O -- O I -- I I I I O I I O O I O I I Function Sled limit in detect switch (SW1) input terminal "L": When the optical pick-up is inner position Bus on/off control signal input from the SONY bus interface (IC204) "H": bus on Eject switch (SW303) input terminal "H" active Save end detect switch (SW12) input terminal "L": When completion of the disc chucking operation Chucking end detect switch (SW11) input terminal "L": When completion of the disc chucking operation Audio line muting on/off control signal output terminal "H": muting on Emphasis mode output to the D/A converter (IC401) "L": emphasis on Motor drive signal (save direction) output to the chucking motor drive (IC52) "H" active *1 Motor drive signal (load chucking direction) output to the chucking motor drive (IC52) "H" active *1 Not used (open) Motor drive signal (elevator down direction) output to the elevator motor drive (IC301) "L" active *2 Mechanism deck section power supply on/off control signal output "H": power on System reset signal output to the CXA1992BR (IC11) and CXD2530Q (IC101) "L": reset D/A converter and servo section power supply on/off control signal output "H": power on Not used (open) Setting terminal for the automatic adjustment "L": automatic adjustment, "H": manual adjustment (fixed at "L" in this set) Not used (open) System reset signal input from the reset signal generator (IC202) and SONY bus interface (IC204) "L": reset For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H" Main system clock input terminal (8 MHz) Main system clock output terminal (8 MHz) Ground terminal Sub system clock output terminal Not used (open) Sub system clock input terminal Not used (fixed at "L") Ground terminal (for A/D converter) Reference voltage (+5V) input terminal (for A/D converter) Selection input of the custom file, D-BASS, etc. Input of signal for the fine adjustment (linear position sensor adjustment; RV301) of elevator position (A/D input) Elevator height position detect input from the RV302 (elevator height sensor) (A/D input) Not used (open) Serial data transfer clock signal input from the SONY bus interface (IC204) Serial data input from the SONY bus interface (IC204) Serial data output to the SONY bus interface (IC204) Subcode Q data reading clock signal output to the CXD2530Q (IC101) Subcode Q data input from the CXD2530Q (IC101) Not used (open) Not used (fixed at "H") Magazine eject operation completion detect switch (SW301) input terminal "L": eject completed

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Pin No. 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 to 80

Pin Name SCOR SENS2 PWM -- MAG.SW BUCHECK W.UP C.OUT EEDATA EECLK EEINIT -- SINGLE FOK GFS SENS1 VDD NC (VDD) CDCLK CDXLT CDDATA --

I/O I I O O I I I I I/O O I O I I I I -- -- O O O O

Function Subcode sync (S0+S1) detection signal input from the CXD2530Q (IC101) Internal status signal (sense signal) input from the CXA1992BR (IC11) Motor drive signal (elevator up direction) output to the elevator motor drive (IC301) "L" active *2 Not used (open) Magazine in/out detect switch (SW302) input terminal "L": magazine detected Battery detection signal input terminal "H": battery on Bus on or eject switch (SW303) input terminal "H": bus on or eject switch pushing Track number count signal input from the CXA1992BR (IC11) Two-way data bus with the EEPROM Not used (open) Serial clock signal output to the EEPROM Not used (open) Initialize signal input for the EEPROM "H": format Fixed at "L" in this set Not used (open) Setting terminal for the single disc/multiple discs mode "L": single mode, "H": multiple discs mode (fixed at "H") Focus OK signal input from the CXA1992BR (IC11) "L": NG, "H": OK Guard frame sync signal input from the CXD2530Q (IC101) "L": NG, "H": OK Internal status signal (sense signal) input from the CXD2530Q (IC101) Power supply terminal (+5V) Connected to the power supply (+5V) Serial data transfer clock signal output to the CXD2530Q (IC101) Serial data latch pulse signal output to the CXD2530Q (IC101) Serial data output to the CXD2530Q (IC101) Not used (open)

*1 chucking motor (M103) control Mode Terminal CH.F (pin 9) CH.R (pin 8) STOP "L" "L" LOAD CHUCKING "H" "L" SAVE "L" "H" BRAKE "H" "H"

*2 elevator motor (M104) control Mode Terminal PWM (pin %·) ELV.R (pin !¡) STOP "H" "H" ELEVATOR ELEVATOR UP DOWN "L" "H" "H" "L" BRAKE "L" "L"

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