Sony TRINITRON KV-36FS10 Service Manual page 37

C BOARD SCHEMATIC DIAGRAM
C
[ RGB DRIVE, CRT DRIVE ]
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FOLDOUT 53-56 1
G BOARD IC
VOLTAGE LIST
IC601 IC643
pin volt pin
B-1 -1.1 1
B-2 151.4 2
C-1 152.8 3
C-2 298.6 4
E-1 GND 5
E-2 152.1 IC650
IC622 pin
pin volt IN
IN 6.9 OUT
OUT 5.0 GND
GND GND IC651
IC641 pin
pin volt IN
IN 11.5 OUT
OUT 9.5 GND
GND GND
All voltages are in V
G BOARD TRANSISTOR
VOLTAGE LIST
B C
Q622 0.4 1.7
Q623 0.6 0
Q624 12.6 0
Q644 0 11.8
Q645 12.2 GND
Q646 6.2 6.9
Q647 0 12.2
Q648 0.7 0
Q649 11.5 0
Q650 0 2.2
Q651 13.5 0
Q652 3.5 0
Q653 0 3.5
All voltages are in V
G BOARD TRANSISTOR
VOLTAGE LIST
D G
Q621 147.3 1.6
All voltages are in V
G BOARD
LOCATOR LIST
DIODE
D600 A - 5 IC601
D601 A - 8 IC622
D602 C-3 IC641
D603 B-7 IC643
D604 E-7 IC650
D605 A - 8 IC651
D606 A - 9 TRANSISTOR
D607 D-7 Q621
D608 E-7 Q622
C BOARD TRANSISTOR D612 B-8 Q623
VOLTAGE LIST D613 A - 7 Q624
D614 B-11 Q644
B C E
D621 B-5 Q645
Q1790 4.8 GND 4.4
D622 B-5 Q646
All voltages are in V
D623 B-6 Q647
D624 A - 6 Q648
C BOARD IC
D625 A - 6 Q649
VOLTAGE LIST
D626 A - 5 Q650
IC1701
D627 A - 6 Q651
pin volt
D628 A - 7 Q652
1 1.8
D629 E-3 Q653
2 1.9 D630 D - 4
3 2.0 D641 B-9
4 GND
D642 C-9
5 4.8
D643 D-8
6 208.0
D647 D-10
7 149.2 D648 D-9
8 150.3 D651 C-9
9 153.9
D652 B-8
All voltages are in V D653 E-8
D698 B-6
D699 B-6
C BOARD WAVEFORMS
G BOARD (*) MARK LIST
REF. NO. LOCATION KV-36XBR250 KV-38FX250T
1 2 3
C603 B-3
C604 B-3
C605 B-2
139.0 Vp-p (H) 116.2 Vp-p (H) 126.1 Vp-p (H) C616 B-4
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G BOARD SCHEMATIC DIAGRAM
volt
134.0
NC
2.4
9.3
GND
volt
13.3
11.8
GND
volt
11.7
5.0
GND
E
GND
GND
12.2
GND
9.1
6.9
GND
GND
11.8
GND
135.5
3.5
GND
S
0
IC
D-5
A - 8
D-10
B-8
B-10
B-10
B-6
B-5
D-7
A - 9
G
B-11
B-8 [ AC-RECT, DC-DC CONV., LOW B REG ]
A - 8
A - 8
1 2 3
B-11
C-10
C-10
D-7
A
E-7
E-7
B
C
D
1000p 2200p
0.22 0.47
0.22 0.47
1000p 2200p
E
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5/10/99, 1:55 PM
KV-32FS10/32FV15/32XBR250/34FV10/34FV15/34FV15C/34FX250C/34FV15K
34FV15T/36FS10/36FV15/36XBR250/38FX250/38FX250C/38FX250T/38FV15K
4 5 6 7 8 9 10 11
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