Grundig RCD 400 Serviceanleitung Seite 31

RCD 400
IN –
IN +
IN + MUTE
/SUR
MUTE
STBY
LCOM1
LCOM2
LCOM3
V DD
V SS
V EE
RES
GRUNDIG Service
+ Ua
7
–
2
3
+
4
10
MUTE
STAND-BY
5
1 8
STBY GND – Ua
1
L1
2
L2
3
L3
4
L4
5
6
L5
7
L6
8
9
L7
10
L8
11
19
16
12
18
SHIFT REGISTER
17
S
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
+ Ua (POWER)
13
TDA 7294
THERMAL 8/C
SHUT DOWN PROTECTION
15
– Ua (POWER)
LC 7821
LEVEL SHIFTER
LATCH
OUT
14
BOOTSTRAP
6
30
R1
29
R2
28
R3
27
R4
26
RCOM1
25
R5
24
R6
23
RCOM2
22
R7
21
R8
20
RCOM3
14
DI
15
CL
13
CE
3 - 18