Aiwa CDC-Z107 service manual Rvss, Rvdd, XIN Xvss, Sbsy, Eflg, Sfsy, Sbck, Fsx, Res

Page 28

Pin No.

Pin Name

I/O

Description

 

 

 

 

39

RVSS

-

Right channel ground. (Must be connected to 0V.)

 

 

 

 

40

RCHO

O

Right channel output.

 

 

 

 

41

RVDD

-

Right channe power supply.

 

 

 

 

42

MUTER/CONT8

O

Right channel mute output./ General purpose input/ output.

 

 

 

 

43

XVDD

-

Crystal oscillator power supply.

 

 

 

 

44

XOUT

O

Connections for a 16.9344 MHz crystal oscillator element.

 

 

 

45

XIN

I

 

 

 

 

 

46

XVSS

-

Crystal oscillator ground. (Must be connected to 0V.)

 

 

 

 

47

SBSY

O

Subcode clock synchronization signal output.

 

 

 

 

48

EFLG

O

C1, C2, sigle an double error correction monitor.

 

 

 

 

49

PW

O

Subcode P, Q, R, S, T, U and W output.

 

 

 

 

50

SFSY

O

Subcode frame synchronization signal output. This signal falls when the subcode are

in standby stase.

 

 

 

 

 

 

 

51

SBCK

I

Subcode readout clock input. This is a Schmitt input.

 

 

 

 

52

FSX

O

Output pin for the 7.35 kHZ synchronization signal divided from the crystal oscillator.

 

 

 

 

53

WRQ

O

Subcode Q output standby output.

 

 

 

 

54

RWC

I

Read/write control input. This is a Schmitt input.

 

 

 

 

55

SQOUT

O

Subcode Q output.

 

 

 

 

56

COIN

I

Command input pin from control microprocessor.

 

 

 

 

57

CQCK

I

Input for both the command input acquisition clock and the SQOUT pin subcode

readout clock input pin. This is Schmitt input.

 

 

 

 

 

 

 

58

RES

I

Reset input. This pin must be set low briefly after power is first applied.

 

 

 

 

59

TST11

O

Test output. Leave open. (Normally output a low level.)

 

 

 

 

60

16M

O

16.9344 MHz output.

 

 

 

 

61

4.2M

O

4.2336 MHz output.

 

 

 

 

62

TEST5

I

Test input. A pull-down resistor is built-in. (Must be connected to 0V.)

 

 

 

 

63

CS

I

Chip seledt input. A pull-down resistor is built-in.

(Must be connected to 0V if not controlled.)

 

 

 

 

 

 

 

64

TEST1

I

Test input. No pull-down resistor. (Must be connected to 0V.)

 

 

 

 

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Image 28
Contents CDC-Z107 YU Stereo CAR CD Receiver Basic CD Mechanism TN-CCD1001-113JSpecifications Accessories / Package ListProtection of Eyes from Laser Beam During Servicing Tive Lens on the Optical PICK-UP BlockEletrical Main Parts List TransistorChip CAP 1000P Transistor Illustration Wiring 1 Main 1 Wiring 1 Main 1 Schematic Diagram 1 Main 1 Schematic Diagram 2 Main 2 Wiring 2 Front Schematic Diagram 3 Front IC Block Diagram LCD Diagram Voltage Chart PIN no BU+ACC AMV AUXIC, LA4743B IC, LA9241ML IC, LA6556 IC, LC78622NE TU UNIT, FAE347-A12 IC, LC75374E IC, LC75853NW IC Description Reset RWCCD RES SW3Tesi SCISPI SPGSlof CV+RFS SLCVvss IsetVvdd CLV+Rvss RvddXIN Xvss SbsyRvrin RsinRSB1 ~ RSB2 RfinCDR RseloVDD1 VDD2CD Test Mode Mechanical Exploded View 1 Mechanical Parts List 1 Color Name TableCD Mechanism Exploded View 1 CD Mechanism Parts List 1 11, Ikenohata 1-CHOME, TAITO-KU, Tokyo 110, Japan TEL03 3827