Chassisplatte / Family Board - In/Out (Io) - Grundig GV 500 SV/1 Serviceanleitung

Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Chassisplatte / Family Board – IN/OUT (IO)
1 2
1917
21
A
20
VideoIn
10
19
VideoOut
18
14
17
B
15
red/c
13
11
green
9
7
blue
C
16
blanking
8
Swtching
6
AudInL
5
4
D
GNDA GNDA
3
AudOutL
2
AudInR
E
1
AudOutR
F
8SC1M
8SC1H
VSB
VREC
G
CSYNC
CSP/H_2
CSR
FMPV
only for TXT
FSC
H
AMLP
AMLR
IOFP
INT/pin10
IS1
I
IS2
SDA
SCL
POR
8SC2
J
FOME
IMODON
DATD1
CLKD1
CSI
K
VFV
AFV
1 2
4 - 26
3 4
-7V GNDA -7V
3571
6k8
3580
-7V GNDA GNDA GNDA
470E
3581
-7V GNDA
6k8
GNDA
-7V
7573
DTC124EK
GNDA
7572
DTC124EK
3947
0E
2501 only for mstd
10n
3 4
5 6
VIN1
pin10
VOUT1
delete for OSD or TXT
INT
red
green
blue
blanking
2510
AIN1
10u
AMLP
for
GNDA
1SCART only
+12ASW delete for /01 and /59
VIDOUT
VIDOUT 3502
12
1k
Pos.1501
VSB
for /01 and /59 only
AMLP
GNDA
VSB
IMODON
VREC
CSYNC
5VA
CSP/H_2
CSR
FMPV/FSC
AMLP
AMLR
IOFP
INT/pin10
IS1
IS2
VSB
SDA
SCL
5VPB
POR
From VS
8SC2
+5D
FOME
From DE
IMODON
5VA
DATD1
From DE
CLKD1
5VSWA
CSI
From DE
VFV
-28V
AFV From DE
5 6
7 8
5VA
for 2scart only
16 7550
Vdd
HEF4053BT
0V 9 S Y0
4 Z Y1
E Vee Vss
6 7 8
GNDA GNDA GNDA
-7V
5VA
for 2scart only
7510
BC848C
0V
0V
-7V GNDA
3902
3500
0E
1k
1 6
7
7500
1501
BC84
5VNW
9
10
GNDA
delete for BOOSTER GNDA
3504
7501
1k
BC858B
5501
6u8
GNDA
2544 5VA
not used
3546
5VPB
3k3
+5D
5VA
5VSWA
-28V
GNDA
7 8
GRUNDIG Service
G
G