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POWER SUPPLY BLOCK DIAGRAM
MAIN C.B.A.
F801
L803
AC CORD
125V/4A
P803
1
LINE
P803
FILTER
3
SW+12V
RL801
(TO Q542(B))
DISCHARGE
Q801
(FROM IC6001(48))
TV POWER ON(H)
(FROM Q506(E))
OVER CURRENT(L)
TP805
F1001
L1001
125V/1.6A
P801
P1001
D1001
1
1
LINE
FULL-WAVE
P802
P1002
FILTER
RECTIFIER
1
1
D801 D804
Q1002
FULL-WAVE
(SWITCHING CONTROL)
RECTIFIER
TP1001
TV POWER C.B.A.
TP892
IC801
TP891
+130V
ZP802
ZP801
3
4
REGULATOR
5
T1001
C1011
D1005
SMOOTHING
1
RECTIFIER
7
CIRCUIT
C1012, C1013
D1006
SMOOTHING
RECTIFIER
8
CIRCUIT
D1015
D1002
(OVERVOLTAGE
PROTECTOR)
9
C1014
D1007
SMOOTHING
Q1001
3
10
RECTIFIER
CIRCUIT
(SWITCHING)
SMOOTHING CIRCUIT
D1008
6
RECTIFIER
11
C1016
12
D1003
13
5
14
D1016
IC1001 (ERROR VOLTAGE DET)
4
1
3
2
(TO T551(9))
TP807
+130V
TP1002
UNSW+30V
TP1003
PR1002
UNSW+14V
Q1051
TP1058
+12V
SW+12V
REGULATOR
Q1052
(FROM IC6001(31))
POWER ON(L)
TP1004
TP1005
TP1050
Q1053
PR1001
+5V
REGULATOR
C1017
OUTPUT
(TO IC6001(1))
VOLTAGE
POWER DOWN(L)
DETECTOR
Q1003,Q1004,
Q1005
SW+5V
(VIDEO)
UNSW+5V
(SYS. CTL)
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