Werbung
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Signal-Chassis - Bedieneinheit / Keyboard Control Unit (KSPD – CO)
1
2
VP
from VS
5840
A
6u8
2844
not used
5STBY
5DS
B
3846
3k3
GNDVPS
C
D
GNDVPS
GNDVPS
GNDVPS
SDA2
to/from TU2
SCL2
to TU2
E
20
AKP
19
1502
SCL
to TV,TXT
SDA
to/from TV,TXT
F
1850
1851
PLAY
REW
(VERS.2)
(VERS.2)
G
REC
Vol+
(VERS.1)
(VERS.1)
1870
1871
1854
Pr-Up
(VERS.2)
EJECT
(VERS.1)
1874
H
Vol+
1858
REC
1859
(VERS.2)
(VERS.2)
Pr-Down
Vol-
(VERS.1)
(VERS.1)
1878
1879
I
J
VERSION 1
K
1
2
4 - 46
3
5841
not used
3852
GNDVPS
VCS
5
3850
2,8V
9
PD1
100E
2,7V
10
INUL
2,7V
11
VCO
1,5V
12
IREF
1,2V
13
FBAS
5,2V
14
UDD
GNDVPS
GNDVPS
GNDVPS
5STBY
3863
6
100E
3864
100E
5
GNDDE
STOP/EJECT
1853
(VERS.2)
Pr-Up
STOP
(VERS.1)
(VERS.1)
1872
1873
Pr-Down
Vol-
1856
1857
(VERS.2)
(VERS.2)
WIND
PLAY
(VERS.1)
(VERS.1)
1876
1877
1860
WIND
1861
(VERS.2)
(VERS.2)
STBY
(VERS.1)
REW
STBY
(VERS.1)
1880
1881
3
4
5
for VPS+TU2 or PDC+TU2 only
for VPS-TXT or PDC-TXT only
*
SDA5642 for VPS only
SDA5649/5650 for VPS/PDC + time download
DATA-
SYNC-
SLICER
CLOCK-PLL
DATA-
I2C-BUS
AQUISITION
INTERFACE
TIMING
DAVN
EHB
TI
6
7
8
GNDVPS
7813
8
1
7
2
6
3
5
4
GNDDE
for VERS. 2 only
5DS
5STBY
STBY/ON
4
5
TVR 37..., TVR 51..., TVR 55...
6
7
7840
*
SDA5642-5
CSO
4
5,3V
SDA
3
5,3V
SCL
2
USS
1
GNDVPS
5STBY
5STBY
5STBY
GNDD
GNDD
5STBY
5STBY
deleted for VERS. 2
5DS
5STBY
5DS
for VERS. 2
STBY/ON
6
7
GRUNDIG Service
8
IPO
from D
5STBY
IR-Re
78
TFM
2
delete
for
VERS. 2
G
IR-Re
78
TFM
2
1
GNDDE
G
5STBY 5S
5ST
2,3V
7860
3862
BC84
0E
820E
GNDD
8
Werbung
