Block Diagrams - Sony TrinitronKV-28FX66B Service Manual

5-1. BLOCK DIAGRAMS (3)

TO A BOARD
CN5002
TO A BOARD
CN5801
TO F4 BOARD
FOR CHECK
TO A BOARD
COMPARATOR IC8103
CN8810
1
1 V STAT
2
2
3 H CENTRE
3
4 M PIN CONT
4
CN8620
1 DF PARA
2 MP PARA
Q8201,
8202,8118
3 E/W
4 H LIN
Q8136,8137
5 H DRIVE
Q8100,8102
6 AFC PULSE
7 ABL
8 X RAY PROTECT
COMPARATOR IC8100
1 8
2 7
3 6
4 5
COMPARATOR IC8101
1 8
2 7
3 6
4 5
Q8123
Q8120
T6003
CN6001
AC IN 4 3
1
RELAY
RY6001
CN6992 5 AC IN
1 2
CN6002
CHECK
1
2 CHECK
CN6003
1 DGC RELAY
RY6002
2 DGC
DGC
3
CN6004
1 PFC
3 PFC
T6101
1 7
CN6008
1 MAIN RY
CN6200 2 DGC RY
2 8
RECT
D6102
3 9
4
Q6104
Q6105
8
7
6
5
D8819
Q8807 +9V
+8
T8801
1 3
PIN OUT Q8803
2 4
+8
T8802
1 3
H OUT Q8804
M PIN
HD1 2 4
CONTROL
Q8805
OP. AMP IC8102
H LIN
Q8806
1 8
2 7
3 6 Q8122
+15V
4 5 Q8112
MAIN RECT
D6001
IC6001
MAIN BRIDGE
RECTIFIER
1 V SENSE VD 18
MOSFET
TRANSISTOR
16
2 F/B VG USED BY
SWITCHING
3 CT CIRCUIT Q6006
4 RT VS 15
6 TIMER 14
VB
D6004
7 SS MOSFET
TRANSISTOR
8 VC 1 VG (L) 12 USED BY
SWITCHING
CIRCUIT Q6007
9 OCP VC 2 10
RELAY
SWITCH
Q6103
RELAY
SWITCH
Q6101
- 27 -
V + 6
V - 5
H - 4
H - 3
H + 2
H + 1
5
V - 3
V + 1
T8806
3
8
D8805
9
+200V
6
5
+135V 10
12
7
D8807
-15V
D8808
D ( )
DEFLECTION
T6002
10 +200V
11
RECT
+135V
D6010
12
6 13
8 14
+11V
15
+6V
16
17
7 18 CN6006
AU (+) 5
9 1
AU (+) 6
RECT
2
D6016
3
IC6003
PH6001
4 1 1
2
3 2
G ( )
POWER
SUPPLY
DY ASSY
CN8611
V- DY+
V- DY-
V DY
H DY
H- DY-
H- DY+
CN8614
TO C BOARD
CN7300
CN8612
TO A BOARD
CN8001
TO A BOARD
CN6202