M 7-C / M 17-C / M 27-C
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
M 7-C / M 17-C / M 27-C
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
GRUNDIG Service
GRUNDIG Service
1805
SERVO-DECODER-DAC-LOADER CONTROL PCB
TURNTABLE
MOTOR
7851
VOR
VOL
SCLK
WCLK
DATA
SAA7378GP/M1
CC DAC
CD7
MOTOR
SLEDGE
MOTOR
RADIAL
MOTOR
FOCUS
CD MECHANISM CDM12
DISC
MOTOR
TURNTABLE
LASER
SUPPLY
INNER SWITCH
D4
D1
D5
D2 D3
PHOTO
DIODES
+5V
HF
AMPLIFIER
FO
RA
SL
LDON
8,46MHz
CDM SWITCH
TDA1311A
DATA
WS
BCK
7808-7809
1881
OPEN/CLOSE SWITCH
1880
1882
CARROUSEL SWITCH
CARROUSEL
TRAY MOTOR
MOTOR
SHIFT
REGISTER
D1
D2
D3
D4
R1
R2
HFIN
LEFT
RIGHT
SILD
SICL
DATA
SCL
SILD
SDA
OE_LATCH
STR_OUTP
SHR_CL
+10V
+5V
FOC+
FOC-
RAD+
RAD-
SL_OUT-
MOT1
MOT2
TTM+
TTM-
HEF4094BT
TDA7073A
TDA7073A
TDA7073A
7871
7806
7807
7800
7872
7874
SWITCH INFO
SWITCH INFO
7801-->7805
D1-D5
D2-D4
SERVO-DECODER
PORE
RESET
SWITCH INFO
17 = DIGITAL OUT
18 = DIGITAL OUT
FLEX
SLEDGE
MOTOR
INNER SWITCH
TURNTABLE
MOTOR
1 BLACK
2 ORANGE
5 BLUE
6 WHITE
3 GREEN
4 YELLOW
1800
1801
1805
1874
to FRONT
to AF
1873
CDM-12.1
MONO BOARD
CONNECTOR BOARD
1 = INNER SWITCH
2 = SWITCH_INFO
3 = TTM+
4 = TTM-
5 = SLOUT+
6 = SL0UT-
1
6
1 = RAD-
2 = FOC+
3 = FOC-
4 = RAD+
5 = GND
6 = LDON
7 = +5C
8 = D1
9 = D2
10 = D3
11 = D5
12 = D4
1 = OE_LATCH
2 = PORE
3 = GND
4 = SILD
5 = DATA
6 = SICL
7 = SHR_CL
8 = STR_OUTP
9 = SWITCH_INFO
10 = +10V
11 = GND
12 = +5V
13 = RIGHT
14 = GNDA
15 = LEFT
16 = GND
Blockschaltbild CD-Wechsler / Block Diagram CD Changer
Verdrahtungsplan CD-Wechsler / Wiring Diagram CD Changer
3 - 29
3 - 30