Baza Porad Serwisowych
W4
1
C8 220n
WE R1
2
C9 220n
WE L1
3
C10 22u
WE VIDEO1
G1
4
GND
C1
WE VIDEO2
+4V
22u
R1
+12V +12V
75 R11 W3
R10
100k
1
1 16 1 16
BY VDD BY VDD
GND
100k
C2 2
2 15 2 15
BX BO BX BO
WE R2 WY R
DL1 1u
220n
3
3 14 3 14
CY CY AO
WY VIDEO PIP
AO
4
4 13 4 13
C0 CO AY
WY L
AY
DL2 1u
C3
5
5 12 5 12
CX AX CX AX
WE L2
220n
C13 6
22u
6 11 6 11
INHB A INHB A
WY VIDEO
7
7 10 7 10
VEE B VEE B
AV1/AV2
8
89 89
GND C GND C
PIP AV1/AV2
R8
R7
+12V
R6
10k
100k
100k
R9
R4
+4V
+12V
47k
10k
T2
R5
BC238
47k
W2
T1
1
BC238
+12V +12V
R12
2
GND
5k6
+4V
C11 C12 R13
AV-2
4k7
100n
22u
Rys.3. Moduł AV - wariant 2.
SERWIS ELEKTRONIKI
MCY74053
U2
U1
MCY74053