Block Diagram - Grundig cdm 700 Servicehandbuch

Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
Blockschaltbild

Block Diagram

IC601 T603
CF602
AM
MIXER
RF FILTER
IFT
B-P-F
AMP LOCAL
OSC
T601
AM/FM IF + MPX
T602
IC602
IF
IFT
FM OSC
AM AM
Q603 RF OSC
BUTTER
AMP
IF
AMP
SW601
ST/MONO
CF601 SEL
10.7MHZ
B.C.
AM VT
FM VT
J17
J20 J19
R/L L/R
GND
PLAY REC
7V6
B.C
(MUTE)
M
PLAY BACK
REC -
REC AMP
B + (7V6)
ALC
LS +
IC401
(GND)
M -
PLAY REC
L.SW
T401
7V6
242
M
Q401
REC PLAY
TAPE PCB
7V6
TUNER TAPE CD
J24
B/B
REC +
FUN LED PCB
J23
DISPLAY LED PCB
3 - 15
FM
Q604
QUAD
Q605 B0
CF603
Q606
BAND 7V6
SELECT
FUNLTION SW
IF
IC603
ST LED
AM OSC TUNER
MUTE
R/L
PLAY TAPE
L/R OUTPUT
7v6
Q643
Q644
AM/FM
LEVEL Q627
B0
CTRL Q626
L/R
TUNER
CD
SUPPLY
SEL
J14 J13
7V6
5V
Q236
Q233
T C T B
CD
A D U
/
P N B
REC
E
E
R
Q208
Q209
AM
D01
L P F
IC201
Q202
U-COM
Q203
FM
TC9314F-017
D02
L P F
5V
Q201
75KHZ
FM OSC AMP
DISPLAY
FM FM
OSC GND
J17
CDM 700 Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
7V6
AUDIO
AMP
BASS
BOOST
Q616
Q615
Q611
Q612
L/R
CD REC
MUTE
J1
7V6
Q609
J2
Q610
F1/F2
SW
Q613
Q614
J15
7V6
5V
L G R G
ST BY
CON4 N
LED D
L.P.F
7V6
IC4
Q234
MUTE
LED
MUTE
LED
CON5 DSP
1
DAC
BUCK
2
1 IC1
CCE
3
2
BUS 3
4
3
BUS 2 J21
5
4
BUS 1
6
5
BUS 0
7 FOCUS CTRL
6
PU-INNER
8 TRACKING CTRL
7
DR-CL
SPINDLE MOTOR DRIVE
8
SLED MOTOR DRIVE
CON16
1 2
SPINDLE
DR SW
MOTOR
LIMIT SW
M
CD SERVO PCB
KEY
J22
DISPLAY PCB
DATE : 24-4-1997
GRUNDIG Service 3 - 16
7V6
5V
E.VOL
IC604
UP DOWN
CTRL
MUTE
Q634
CTRL
(H5)M
Q635 Q640 Q693
(H4)REC -
Q641 Q636
Q638 Q637
COM 7V6 (H2)
LS +
DISPALY LED
REG
REG
Q628/629
Q617 618
Q630
Q619
CD 7V6
REG VT +
ICP1 Q632 Q642
Q631 Q633 Q620
J16
B 5V REG
N
+
Q2
D
F E C A B
O + +
M C D
1 2 3 4 5 CON1
J28
2
J27
ASP CON2
IC2
1 LD
2 GND
3 MD
4 VOL
5 F CL(-)
6 TR CL(-)
7 TR CL(+)
8 F CL(+)
SENSOR PCB
J26
3 4 5 6 CON3
SLED MOTOR
M
SENSOR PCB
CDM 700
12VA/D
ST BY CTR,L
Q621 Q622
MAIN PCB
H.PHONE
SPK BOX
JACK
5V REG
Q625 Q624
Q623 Q620
GND
12VA
12VD/A
3V
GND
J18
GND 12VA 12VA/D 3V GND
3V
AC
1
3
DC
12V
AC SOCKET
XT101
F101
RECTIFIER PCB
GRUNDIG Service