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Blockdiagram
CD MECHANISM
DISC
TURNTABLE
MOTOR
FOCUS
MOTOR
RADIAL
MOTOR
SLEDGE
MOTOR
TURNTABLE
MOTOR
LASER &
MONITOR
DIODE
,,,,,
,,,,,
PHOTO
DIODES
D4
D1
D5
D2
D3
,,,,,
INNER SWITCH
SWITCH INFO
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
CD DRIVE UP/DOWN SWITCH
CARROUSEL
MOTOR
TRAY MOTOR
PHOTODIODE & HF AMPLIFIER - LOADER CONTROL PCB
7806
TDA7073A
FOCB+
55
FO
FOCB-
RADB+
54
RA
RADB-
7807
TDA7073A
SLEDGEB+
56
SL
SLEDGEB-
TTM-
59
MOT1
TTM+
60
MOT2
+5V
+3,3V
7801
2
13
1
LD
7
64
LD ON
4
MON
62
11
V5
CD R/W
Laser Control
&
HF AMPLIFIER
5
D2-D4
TZA1024 (TZA1025)
10
15
HF IN
6,14
D1
D1-D5
D2
D3
D4
V1
R1,R2
63
12
O6
13
O5
SHIFT
REGISTER
11
O7
HEF4094BT
7871
TDA7073A
4
OO
5
O1
6
O2
7
O3
10-7
7877
19
LP
18
LN
23
RP
22
RN
SERVO - DECODER
CD10
SAA7324 (SAA7325)
38
PORE
42
SILD
40
SCL
39
SDA
VCC
5,17,21,52,57
7873
2
DATA
3
SHR_CL
1
STB
16
VDD
15
EN1
V
VDD (pin 16)
EN1 (pin 15)
t
1805
18
+10V
20
+5V
+5,6V
8
7851
3
+
23
6
2
CD LEFT
-
Active low pass
Filter
TDA1308
5
+
7
21
15
CD RIGHT
-
2
PORE
4
SILD
6
SICL
7874
5
DATA
7875
+3,3V
+5V
17
SWITCH INFO
15
SHR_CL
16
STR-OUTP
+10V
5V1
9
OE_LATCH
Blockdiagram 3CDC99 19981202
FLEX-FOIL
8001
CS 53 190
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