Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
Challenge 600 A CD SR
10
GRUNDIG Service
1N0
CC722
10N
CC724
27K
CR723
LPAM
LPFM
LPHC
INLOCK
TDA4727D
NC
PUMP
COMP
NC
+
-
GNDDIG
VDD1
VDD2
VDD1
GNDAN
VREF
LPOUT
INLOCK
DOUT6
DOUT5
DOUT4
DOUT3
DOUT2
DOUT1
SSTOP
INLOCK
RESET
POWER ON
PORT EXTENSION
NTROL
LOGIC
TEST
CHARGE
PHASE
OG.CNT
LP1/LP2
SWITCH
DETECTOR
OG.CNT
1
2
3
4
5
6
7
8
16
17
18
21
22
23
26
27
28
11
CIC701
8305-847-427
68N
CC723A
8K2
CR720
100N
CC727
100K
CR728A
+
22U/16V
C703
10K
CR734
6N8
CC721A
BC848C
CT721A
47N
CC711
+
10U/16V
C726
OPT2
XX
CC729A
47N
CC716
R712
10K
26
FMP727
FMP728
FMP729
4K7
CR727A
100N
CC728A
CR724
1K8
R722
10R
+
100U/6V3
C714
22R
R713
10K
CR726A
OPT1
-MONO/ST
+G
+S
FM-SW
AM-SEEK-SW
AM-SW
AM-SW
AM/FM-SW
STOP
+VAR
02.04.98
9V6
4V9
2V4
3V2
0V1
3V2
0V1
2V1
3V2
0V1
0V1
FM fref= 50kHz
Loop AM
Loop FM
AM-FM PLL
AM fref= 1kHz
WELLENBEREICHE
531kHz.......1620kHz
MW
87.5MHz.......108MHz
WAVE BAND
FM
ALL VOLTAGES MEASURED AT UB=14V WITH RESPECT TO NEGATIV
ALLE SPANNUNGEN GEMESSEN BEI UB=14V GEGEN MINUS
WITH SIGNAL:TR
MIT SIGNAL:TB
WITHOUT SIGNAL:FM
OHNE SIGNAL:FM
WITHOUT SIGNAL:AM
OHNE SIGNAL:AM
WITHOUT SIGNAL
OHNE SIGNAL
MAIN BOARD
HAUPTPLATTE
19353-204.00
8V6
5V0
All manuals and user guides at all-guides.com
