Inhaltsverzeichnis
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M 37-DC
Blockschaltplan CD-Wechsler / Block Diagram CD Changer
CD MECHANISM CDM12
SERVO-DECODER-DAC-LOADER CONTROL PCB
DISC
7806
TDA7073A
TURNTABLE
FOC+
MOTOR
FOCUS
FO
MOTOR
FOC-
RAD+
RADIAL
RA
MOTOR
RAD-
7807
TDA7073A
SL_OUT+
SLEDGE
SL
MOTOR
SL_OUT-
TTM+
MOT1
TURNTABLE
MOTOR
TTM-
MOT2
+5V
LASER
7808-7809
SUPPLY
LDON
PHOTO
DIODES
D1
D1-D5
D2
D4
D3
D1
D5
D4
D2 D3
R1
7801-->7805
R2
D2-D4
HF
HFIN
AMPLIFIER
INNER SWITCH
1881
CDM SWITCH
1880
OPEN/CLOSE SWITCH
1882
CARROUSEL SWITCH
SWITCH INFO
7871
TDA7073A
CARROUSEL
MOTOR
TRAY MOTOR
GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
7800
+10V
+5V
CC DAC
TDA1311A
SCLK
BCK
WCLK
WS
SERVO-DECODER
DATA
DATA
CD7
SAA7378GP/M1
RESET
SILD
SCL
7874
SDA
7872
8,46MHz
SHIFT
REGISTER
HEF4094BT
SWITCH INFO
SWITCH INFO
M 37-DC
Verdrahtungsplan CD-Wechsler / Wiring Diagram CD Changer
1 = OE_LATCH
2 = PORE
1805
3 = GND
4 = SILD
5 = DATA
6 = SICL
7 = SHR_CL
8 = STR_OUTP
9 = SWITCH_INFO
10 = +10V
11 = GND
12 = +5V
7851
13 = RIGHT
14 = GNDA
15 = LEFT
16 = GND
17 = DIGITAL OUT
LEFT
1805
18 = DIGITAL OUT
VOL
RIGHT
VOR
PORE
SILD
CONNECTOR BOARD
SICL
1874
DATA
to FRONT
to AF
Interface CD-Wechsler / Interface CD Changer
OE_LATCH
STR_OUTP
SHR_CL
to 1805 CDC Board
page 4 - 21 ... 23
4 - 19
GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
MONO BOARD
1800
1 = RAD-
2 = FOC+
3 = FOC-
4 = RAD+
1 = INNER SWITCH
5 = GND
2 = SWITCH_INFO
6 = LDON
3 = TTM+
7 = +5C
4 = TTM-
8 = D1
5 = SLOUT+
9 = D2
6 = SL0UT-
10 = D3
11 = D5
12 = D4
1873
5 BLUE
6 WHITE
to 23 Front
page 4 - 8
to 1501 AF
page 4 - 25
1801
4 YELLOW
3 GREEN
4 - 20
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