Inhaltsverzeichnis
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Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Chassisplatte – System-/Laufwerksteuerung (SC)
Chassis Board – System/Drive Control (SC)
A
B
C
D
1
FROM/TO PS
ECO CTL
PC5V
AL 5.8V
LM B+ (PC12V)
C. M B+
PWR CTL
2
FROM/TO
CAPSTAN/
LOADING/
16
DRUM MOTOR
3
CN604
C-FG
CM B+
PC5V
CAP F/R
I-LIMIT
GND (MOTOR)
GND (SIGNAL)
LM B+ (PC 12V)
4
CM CTL
LM F/R
D-PG/FG
DM CTL
18
5
Reference
Oscillograms ..... 3-26
A2/NIC ................ 3-19
HIFI ..................... 3-20
IO
3-11
(1 AV) ..............
6
IO
(2 AV Mono) ....
3-12
IO
(2 AV HiFi) ........
3-13
KL ....................... 3-23
KR ....................... 3-23
OS ...................... 3-18
PS ....................... 3-22
SC ......................... 3-7
SE ....................... 3-17
7
TM ...................... 3-10
VS ....................... 3-15
8
9
7
8
10
FROM/TO KL
CN705
CN708
GND
AUX A. L REC
AUX A. R REC
11
GND
AUX V. REC
S1
K2
K1
12
A
B
C
D
3 - 7
GV 32..., GV 52..., GV 62...
BZ601
P10
C623
B4
C638
L3
C652
C601
C2
C624
I5
C639
L3
C679
C602
C2
C625
I6
C640
K3
C680
C605
H6
C626
I6
C641
L3
C681
C606
R10
C627
I6
C642
B4
C691
C607
G7
C633
P4
C644
J3
C692
C609
K3
C634
O4
C645
H3
C693
C618
C3
C635
N2
C646
O5
C695
C620
C3
C636
M2
C650
H5
C697
C622
G5
C637
M2
C651
H5
C698
E
F
G
H
I
28
6
5
24
9 10
11 12 13
E
F
G
H
I
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
G4
C701
P8
D601
Q11
IC605
G4
Q601
H2
R606
Q10
R11
C702
P8
D602
C6
IC608
P7
Q603
M2
R607
N5
G6
C703
Q8
D603
H6
IC701
J10
Q604
Q10
R608
I5
L2
C750
G11
D605
D6
IC750
D11
Q605
Q10
R609
I5
F4
C751
G11
D612
E6
L602
J2
Q606
Q11
R610
N5
D3
C752
H11
D702
M7
L603
C2
R601
I4
R611
N7
M10
CN604
A3
D703
M7
L701
L12
R602
I4
R612
Q10
B3
CN701
S11
DT701
P11
LD601
Q4
R603
I4
R613
J6
D3
CN703
S10
IC601
L5
PT601
P2
R604
L8
R614
I6
M2
CN708
A12
IC604
H6
PT602
Q2
R605
O4
R630
F2
J
K
L
M
19
22
21
17
20
'
25
14
15
J
K
L
M
3 - 8
R631
H2
R656
P6
R672
P5
R691
Q2
R733
K10
R632
L10
R657
P7
R674
P5
R692
G6
R734
K10
R637
P8
R660
F4
R675
Q4
R693
C2
R735
K10
R638
N4
R661
B3
R676
P4
R694
C2
R736
K10
R639
N4
R666
H4
R678
O2
R695
K8
R737
L10
R640
H1
R667
H4
R679
O2
R696
I7
R738
L10
R641
L3
R668
I8
R6801
O10
R697
K8
R741
K10
R642
L2
R669
I8
R682
Q2
R698
G3
R750
G11
R644
L2
R670
O5
R685
B4
R731
O8
R751
H10
R651
H6
R671
O5
R690
G5
R732
K10
R752
G9
N
O
P
Q
23
26
27
N
O
P
Q
GV 32..., GV 52..., GV 62...
R777
O4
W066
M8
RM701
Q8
XT601
I5
RS601
Q5
XT602
I6
S601
P4
XT750
G11
S602
Q4
SW601
P6
TP601
L2
TP602
R1
W062
M8
W064
M8
R
S
1
FROM/TO VS
VIDEO ENVE DET
VIDEO H´ D SW
V-LOCK
2
C-ROTARY SW
H´ D AMP SW
ENV COMP
V-SYNC
C-SYNC
A. MUTE
IIC CLK
IIC DATA
CTL (–)
3
CTL (+)
F/ERASE H
AV2 V. PB
FROM/TO SE
PB´ H´
SECAM DET H
SECAM H (TRICK H)
4
TO TM
IIC CLK
IIC DATA
POSITIVE´ L´ (SW1)
L´ CTL (SW2)
AFT
5
FROM/TO IO
PIN8 CTL
16:9 DET
16:9 CTL
AUX V. REC
AUX V. REC
AUX A. L. REC
6
AUX A. L. REC
AUX A. R. REC
AUX A. R. REC
MEGALOGIC
SAT LINK
RGB CTL
A. SW1
A. SW2
A. SW3
TV REMOCON
7
FROM/TO HIFI
HIFI H´ D S/W
HIFI ENV
IIC CLK
IIC DATA
A. MUTE
8
TO OS
OSD CLK
OSD DATA
OSD STB
IIC CLK
IIC DATA
SYNC DET
9
TO KR
(GV62...)
CN703
CN702
SHUTTLE A/D
AL 5V
S2
GND
10
S3
K3
K2
K1
S4
K4
TO KR
11
(GV32.../SE14...)
CN701
CN771
K1
K2
K3
K4
S4
S3
12
S2
S1
R
S
GRUNDIG Service
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