Grundig M 7-C Service Anleitung Seite 41

M 7-C / M 17-C / M 27-C
Blockschaltbild 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 7-C / M 17-C / M 27-C
Verdrahtungsplan CD-Wechsler / Wiring Diagram CD Changer
1805
1 = OE_LATCH
2 = PORE
3 = GND
4 = SILD
7851
5 = DATA
6 = SICL
7 = SHR_CL
LEFT 8 = STR_OUTP
VOL
9 = SWITCH_INFO
10 = +10V
11 = GND
12 = +5V
13 = RIGHT
RIGHT
14 = GNDA
VOR
15 = LEFT
16 = GND
17 = DIGITAL OUT
18 = DIGITAL OUT
PORE
1805
SILD
SICL
DATA
CONNECTOR BOARD
1874
OE_LATCH
STR_OUTP
to FRONT to AF
SHR_CL
3 - 29 GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
MONO BOARD
1 = INNER SWITCH
2 = SWITCH_INFO
3 = TTM+
1800
4 = TTM-
1 = RAD-
5 = SLOUT+
2 = FOC+
6 = SL0UT-
3 = FOC-
4 = RAD+
5 = GND
6 = LDON
7 = +5C
8 = D1
9 = D2
10 = D3
11 = D5
12 = D4
FLEX
SLEDGE
CDM-12.1
1873
MOTOR
1 BLACK
2 ORANGE
INNER SWITCH
TURNTABLE
MOTOR
1801
3 - 30