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Blockdiagram
CD MECHANISM
PHOTODIODE & HF AMPLIFIER - LOADER CONTROL PCB
DISC
TURNTABLE
COMMON
MOTOR
TCA0372
7806
FOCUS
MOTOR
FOC -
TRACK -
RADIAL
MOTOR
TCA0372
7807
SLEDGE
MOTOR
SLIDE -
TCA0372
7808
DISC -
TURNTABLE
MOTOR
DISC+
LASER &
MONITOR
+5V
+3,3V
DIODE
2
13
1
LD
4
MON
CD R/W
Laser Control
PHOTO
DIODES
&
HF AMPLIFIER
5
A-D
D
C
TZA1024 (TZA1025)
E
F
A
B
6,14
INNER SWITCH
SWITCH INFO
1883
Open if carrousel is in a valid Play-Position.
1882
Closed if carrousel is in Position 1.
CD POS.1 SWITCH
1880
Closed if the tray is in one endposition.
Open during movement.
TRAY SWITCH
1881
Open if the drive is in one endposition.
Closed during movement.
CD DRIVE UP/DOWN SWITCH
7821
TCA0372
CARROUSEL
MOTOR
TCA0372
TRAY MOTOR
7822
10A-5
7877
LP
LN
55
FO
54
RA
RP
RN
Vref
SERVO - DECODER
CD10
56
SAA7324 (SAA7325)
SL
PORE
59
MOT1
SILD
60
MOT2
SCL
7801
7
64
LD ON
SDA
11
61
V4
10
15
HF IN
VCC
D1
A-F
D2
D3
D4
V1
R1,R2
63
7873
7
2
O3
DATA
3
SHR_CL
6
O2
1
STB
4
O0
SHIFT
REGISTER
16
HEF4094BT
VDD
5
O1
15
EN1
12
O6
V
11
O7
t
14
O4
13
O5
1805
18
+10V
20
+5V
+5,6V
8
7805
19
3
+
6
23
18
2
CD LEFT
-
Active low pass
Filter
TDA1308
23
5
+
7
21
22
15
CD RIGHT
-
38
2
PORE
42
4
SILD
6
40
SICL
7874
5
39
DATA
7875
+3,3V
+5V
FLEX-FOIL
5,17,21,52,57
8001
17
SWITCH INFO
15
SHR_CL
16
STR-OUTP
+10V
5V1
9
OE_LATCH
VDD (pin 16)
EN1 (pin 15)
Blockdiagram 3CDC-LC-MB-MCD-1 2001 03 09
10A-5
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