Sony KV-24FV10 Service Manual page 34

KV-24FV10/25FV10/25FV10C
G BOARD SCHEMATIC DIAGRAM
1 2 3 4 5
A
B
C
D
E
F
G
H
I
A Board (Bottom) G Board — 41 —
853 4 G Board Schematic.p65 1
6 7 8 9 10 11 12
— 42 —
13 14 15
[POWER SUPPLY]
1 2 3
A
B
C
D
E
— 43 —
3/5/99, 12:06 PM
G BOARD LOCATION LIST
DIODE D614 A-7
IC
D601 E-2 D615 C-8 IC601 B-6
D602 C-2 D617 B-9 IC602 D-7
D603 A-4 D618 D-5 TRANSISTOR
D604 A-5 D619 D-5 Q601 A-4
D605 C-4 D620 E-1 Q602 A-5
D606 B-4 D630 A-9 Q603 A-7
D607 A-5 D631 D-3 Q605 D-5
D608 A-4 D632 D-4 Q606 D-4
NOTE:
D609 C-7 D633 D-6 Q607 D-1
Portions of the circuit marked as shown are high
D610 B-6 D634 D-5 Q610 D-1
voltage areas. Use care to prevent electric shocks
D611 B-7 D635 D-5 Q644 D-1
during inspection or repair.
D612 D-1 D637 D-4
D613 A-7 D638 D-5
4 5 6 7 8 9
— 44 —
G BOARD
IC VOLTAGE LIST
G BOARD TRANSISTOR
VOLTAGE LIST
IC601
PIN VOLT
−56.3 B C E
1
−58.1 −58.2 −58.5
−58.0 Q601
2
−57.6 −40.8 −58.0
Q602
3 101.4
−40.8 −54.9 −40.8
4 −41.0 Q603
5 −58.1 Q606 .5 .8 .1
IC602 Q607 .7 .1 0
PIN VOLT Q610 0 .7 0
1 134.9 Q644 0 13.6 0
2 123.1 G D S
3 0 Q605 1.8 154.3 .1
All voltages are in V All voltages are in V
G BOARD MARK (*) LIST
REF NO. LOC. KV-24FV10 KV-25FV10/10C
C600 F-2 0.47 125V 0.47 300V
C607 E-4 0.47 125V 0.47 300V
C613 E-7 680 250V 560 400V
C616 C-8 # 0.022 400V
C617 D-8 # 220p 1KV
C636 E-11 .0047 250V #
C637 E-11 .0047 250V #
C663 D-2 .22 125V .22 300V
D609 D-8 # RU-1P
F600 G-2 6.3A 125V 6.3A 250V
IC601 D-9 STR-F6626 STR-F6656
JW632 E-4 # 10MM
JW633 F-4 # 10MM
JW634 E-4 # 10MM
JW635 D-4 # 10MM
JW636 D-3 7.5MM #
JW637 D-3 7.5MM #
JW638 D-2 # 5MM
JW639 D-2 # 5MM
R600 F-5 # 8.2M
R601 F-4 4.7M #
R633 E-7 390K 270K
R634 E-7 JW 5MM 270K
R637 D-8 # 100K
R646 E-7 15MM 5.6K
R672 E-8 15MM 5.6K
R674 E-7 15K 5.6K
T601 E-4 1-426-717-11 #
T602 F-3 1-431-838-11 1-426-717-11
T603 D-11 1-433-806-11 1-433-807-11
THP601 D-3 1-809-539-11 1-803-540-11
VDR600 G-2 1-803-585-11 1-803-587-11
#: Not mounted