Grundig GHL0500 Servicehandbuch Seite 20

Schaltpläne und Platinenabbildungen / Circuit Diagrams and Layout of the PCBs
Klangsteller / Sound Control
4V2
4V2
4V2
CR1506
603
33K
CC1521
603
220P
3 - 11
SCC 3400 RDS / SCC 3460 RDS / SCD 3490 RDS
nur/only
SCC 3460 RDS
SCD 3490 RDS
CC1523D 5 4 3
+
4U7/25V
CC1524D
CC1506T
+ AM
8
4U7/25V 805
100N 4V2
INPUT
CASS R
1
CC1507T 4V2
MULTIPLEXER
CASS L
2
805
+
100N
PHONE
7 AUTO ZERO
(MPIN)
PHGND
6
nur/only
(MPOUT)
SCC 3400 RDS
CC1509
MPX
9 800KHZ
805
220N
LP
VDD
15 SUPPLY
8V8
14 20
nur/only
9V0
SCC 3400 RDS
10K
GRUNDIG Service
Schaltpläne und Platinenabbildungen / Circuit Diagrams and Layout of the PCBs
nur/only
SCC 3400 RDS
CR1508 CR1509T
603 603
0R 0R
10K
5V0
11
CIC1501 TDA7460
OUT LR
OUT LR 17
OUT LF
OUT LF 19
MIXING SOFT
LOUDNESS VOLUME TREBLE BASS
STAGE MUTE OUT RR
OUT RR 16
OUT RF
OUT RF 18
PHONE
SCL
12
BEEP DIGITAL CONTROL I2C BUS
SDA
13
FM R
FM L
DEMODULATOR HIGH
PILOT
+STEREO ADJUST 25KHZ S & H CUT
CANCELLATION
+STEREO BLEND LP CONTROL
D
PIL
MULTIPATH NOISE PULSE
PLL A
DET
DETECTOR BLANKER FORMER
10
4V3
nur/only
0V9...3V9
SCC 3460 RDS
SCD 3490 RDS
NV001
ALLE SPANNUNGEN GEMESSEN BEI UB=14V GEGEN MINUS
ALL VOLTAGES MEASURED AT UB=14V WITH RESPECT TO NEGATIV
OHNE SIGNAL
WITHOUT SIGNAL
MIT SIGNAL:TB
WITH SIGNAL:TR
3 - 12
SCC 3400 RDS / SCC 3460 RDS / SCD 3490 RDS
3V7
3V7
3V7
3V7
HAUPTPLATTE
MAIN BOARD
07.12.00
GRUNDIG Service