GRUNDIG Service
FREAXX 50 RRCD 4305 SPCD
3 - 1
Schaltpläne und Platinenabbildungen / Circuit Diagrams and Layout of the PCBs
Die angegebenen Messwerte in den Schaltplänen sind Näherungswerte! / The measured values given in the circuit diagrams are approximates!
Blockschaltplan / Block Diagram
RADIO
IC502 LA1832
IC705
74HC157D
DC TO DC
CONVERTOR
Q108 Q109
CD SERVO
IC701 CXA3068Q
IC702 BA5970FP
IC703 CXA2581N
PROTECT CCT.
Q106 D205 - D207
Q702 D703 – D705
SWITCH
Q220 Q221
5V REG.
Q101 Q102 Q103
MUTE CCT.
Q201 Q2 02
9V MAIN SUPPLY
D801 – D804
F1801(T2 AL)
D805 - D808
MCU
IC101 T-0136
SOUND LIM. CCT.
Q203 Q204
CHENNEL
SELECTOR
& AUDIO
PROCESSOR
IC202
PT2319
AUDIO AMP.
IC201 TA8221
SURROUND
IC20 3 AN7322S
POWER ON CCT.
Q210 Q211
SP.
7V REG
Q212 Q213 Q214
5V REG
IC1603
BA05ST
5V REG
IC1602 BA05ST
MP3
DECODER
D-A COVER
IC704
SPCA713A
RADIO
IC502 LA1832
CASSETTE
IC401 BA3308
R
L
CD ON
MP3 ON
