7808
TCA0372
DATA
SDA
VCC
1805
D1-D5
D2-D4
7821
7873
TCA0372
7822
TCA0372
HEF4094BT
DISC+
DISC -
MOT2
LD ON
LD
MON
CD R/W
HF IN
V1
D1
D2
D3
D4
R1,R2
MOT1
SLIDE -
TRACK -
COMMON
FOC -
COMMON
+5V
+10V
SHR_CL
STR-OUTP
OE_LATCH
FLEX-FOIL
8001
REGISTER
SHIFT
SERVO - DECODER
CD10
SAA7324 (SAA7325)
Active low pass
Filter
TDA1308
MOTOR
TRAY MOTOR
CARROUSEL
CD DRIVE UP/DOWN SWITCH
1881
1880
TRAY SWITCH
1882
7874
CD POS.1 SWITCH
SL
O2
O0
O1
O6
VDD
+10V
O7
O4
O5
RA
FO
DIODES
PHOTO
D3D2
D5D1
D4
INNER SWITCH
SWITCH INFO
LASER &
MONITOR
DIODE
TURNTABLE
MOTOR
DISC
CD MECHANISM
FOCUS
MOTOR
RADIAL
MOTOR
SLEDGE
MOTOR
MOTOR
TURNTABLE
PHOTODIODE & HF AMPLIFIER - LOADER CONTROL PCB
EN1
DATA
STB
SHR_CL
SICL
SILD
PORE
7875
7801
+3,3V
Vref
7807
TCA0372
7806
TCA0372
CD LEFT
78057877
CD RIGHT
Laser Control
&
HF AMPLIFIER
TZA1024 (TZA1025)
55
54
56
38
7
18
20
21
23
15
5
2
3
22
23
18
19
2
4
6
5
9
SWITCH INFO
17
16
15
6
42
40
39
5,17,21,52,57
59
60
64
1
13
+5V
2
+5,6V
8
4
5
7
V4
61
15
63
10
11
6,14
6
7
4
15
2
1
3
16
5
12
11
14
13
5V1
+5V
+3,3V
SCL
SILD
RN
RP
LN
LP
PORE
+
-
+
-
Blockdiagram 3CDC-LC-MB 2000 04 27
Closed if carrousel is in Position 1.
1883
O3
Open if carrousel is in a valid Play-Position.
Closed if the tray is in one endposition.
Open during movement.
Open if the drive is in one endposition.
Closed during movement.
V
t
VDD (pin 16)
EN1 (pin 15)
Power on
10A-1
3CDC-LC-MB Module
(3 Disc Carousel Changer)
TABLE OF CONTENTS
Block diagram .............................................................. 10A-1
CDC Board component & copper side views .............. 10A-2
Circuit diagram Part 1.................................................. 10A-3
CDC Board component & copper side views .............. 10A-4
Circuit diagram Part 2.................................................. 10A-5
Electrical parts list........................................................10A-6
SPR 00 0031
10A-1
3CDC-LC-MB BLOCK DIAGRAM
Note:
This module is mechanically the same as the 3CDC-LC Module.
All service information refers to Chapter 10 except the schematics, layouts & electrical parts list related to the CDC
board.
The CDC board can be recognized by 12NC: 3103 303 34522 printed on the board.
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