Schaltpläne und Platinenabbildungen / Circuit Diagrams and Layout of the PCBs
SCC 3400 RDS / SCC 3460 RDS / SCD 3490 RDS
Schaltpläne und Platinenabbildungen / Circuit Diagrams and Layout of the PCBs
SCC 3400 RDS / SCC 3460 RDS / SCD 3490 RDS
GRUNDIG Service
GRUNDIG Service
3 - 16
3 - 15
NF-Teil / AF Part
603
CR1602
3K3
BAS16
CD831M
IGNITION THRESHOLD
5V
IGN OUT
RESET
LVW/FAULT
OUT 16V
OUT 10V
OUT 5V
STAND-BY
SIG GND
IGN INP
EN 16V
EN 10V
STCAP
EN 5V
POW GND
VS
PROT
RESET
THERMAL PROT
UNDERVOLTAGE
OVERVOLTAGE
VREF2 RESET THRESHOLD
VREF1 LVW THRESHOLD
VCAP
GEN
REF
BATT PROT
AND REV
LOAD DUMP
SWITCHED
VOLTAGE CLAMP
16V, 3A
SWITCHED
REGULATOR
10V, 500MA
SWITCHED
REGULATOR
5V, 1000MA
STAND-BY
REGULATOR
5V, 100mA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
L4953
IC2001
603
3K3
CR1607
603
100K
CR1756L
603
100K
CR1757L
603
100K
CR1758L
603
100K
CR1759L
603
680R
CR1751L
603
680R
CR1752L
603
680R
CR1753L
603
680R
CR1754L
+
22U/16V
C2003
+
22U/16V
C2002
+
22U/16V
C2004
+
22U/16V
C2001
805
CC1608
220N
+
4U7/25V
C1754T
603
5K6
CR1609
+
4U7/25V
C1753T
+
4U7/25V
C1752T
+
4U7/25V
C1751T
+
47U/16V
C1615
+
100U/25V
C2006
+
4U7/25V
CC1756D
603
CR2001
4K7
805
CC1603
220N
603
10K
CR1631
+
4U7/25V
CC1757D
603
39N
CC831M
+
4U7/25V
CC1758D
603
47K
CR1632
805
220N
CC1619
BC858C
CT831M
603
33K
CR833M
805
CC2011
1N0
CD1601
BAV99
BC848C
CT1601
603
10K
CR1618
603
10N
CC2007
F
100N
C2008
F
100N
C1613
603
10K
CR1617
805
1N0
CC1617
805
220N
CC1604
603
5K6
CR1608
603
CR1604
5K6
603
CR1603
5K6
603
47K
CR1613
N.C.
TAB
SVR
AC-GND
S-GND
P-GND1
P-GND2
P-GND3
P-GND4
OUT4-
OUT4+
OUT3-
OUT3+
OUT2-
OUT2+
OUT1-
OUT1+
VCC2
VCC1
ST-BY
IN4
IN3
IN2
MUTE
IN1
16
17
18
19
20
21
22
23
24
25
3
13
6
8
9
1
2
15
14
10
4
7
5
12
11
TDA7381
IC1601
603
10K
CR2002
603
100N
CC1612
603
3K3
CR1606
603
3K3
CR1601
603
8K2
CR834M
603
100N
CC1611
BLM31P121SG
CL2001
805
CC1609
220N
603
2K2
CR832M
+
4U7/25V
CC1759D
TEL-MUTE
+G
+G
+U
+G-ON
RL
LINE-FR
PHONE-MUTE
AMP-ON
AMP-TEMP
NF-MUTE
ZUEND-P
RR
FR
+S
CLIP
-RESET
+S-ON
LINE-RR
+U-ON
LINE-RL
LINE-FL
+A
+5V
+5V
+5V
FL
ZUEND
7V0
7V0
7V0
4V9
4V9
7V0
7V0
7V0
4V8
4V8
4V8
13V9
9V1
5V0
5V0
5V0
13V9
Temp-Fuehler
5V0
nur/only
SCC 3400 RDS
nur/only
SCC 3460 RDS
SCD 3490 RDS
nur/only
SCC 3400 RDS
nur/only
SCC 3460 RDS
SCD 3490 RDS