Pioneer SX-20-K Service Manual page 52

1
10.2 MAIN ASSY (2/2)
A
B
CP106
EXCLK
FLMD0
VDD
VSS
RESET
TxD
C
RxD
P31
P32
D
A
1/2
E
F
A
2/2
52
1
2
A
2/2
MAIN ASSY
(7028072771010-IL)
R193 47
2
3
SX-20-K
3
4
C160 C161
220/6.3 100N-K
C168
NM(EB)
C169
0.47/50
R200 47
R199 47
R198 47
R197 0
R196 47
R195 47
J295
R241
JUMPER
100K
R258
47K
R248
1K
R249
10K
C213
R246
4K7
3.3/50
4
IC
UPD78