Sony TRINITRON KV-34FV15 - Page 37

KV-32FS10/32FV15/32XBR250/34FV10/34FV15/34FV15C/34FX250C/34FV15K
34FV15T/36FS10/36FV15/36XBR250/38FX250/38FX250C/38FX250T/38FV15K
[ RGB DRIVE, CRT DRIVE ]
C
— 53 — — 54 — — 55 — — 56 —
1
A
B
C
D
E
234567891011
[ AC-RECT, DC-DC CONV., LOW B REG ]
G
C BOARD WAVEFORMS
1 2 3
139.0 Vp-p (H) 116.2 Vp-p (H) 126.1 Vp-p (H)
G BOARD SCHEMATIC DIAGRAM
G BOARD
LOCATOR LIST
DIODE IC
D600 A- 5 IC601 D -5
D601 A - 8 IC622 A-8
D602 C-3 IC641 D-10
D603 B-7 IC643 B-8
D604 E-7 IC650 B-10
D605 A- 8 IC651 B-10
D606 A- 9
TRANSISTOR
D607 D-7 Q621 B -6
D608 E-7 Q622 B-5
D612 B -8 Q623 D- 7
D613 A - 7 Q624 A -9
D614 B-11 Q644 B-11
D621 B -5 Q645 B-8
D622 B-5 Q646 A- 8
D623 B-6 Q647 A- 8
D624 A-6 Q648 B-11
D625 A- 6 Q649 C-10
D626 A- 5 Q650 C-10
D627 A- 6 Q651 D - 7
D628 A- 7 Q652 E-7
D629 E-3 Q653 E-7
D630 D- 4
D641 B-9
D642 C-9
D643 D-8
D647 D-10
D648 D-9
D651 C -9
D652 B-8
D653 E-8
D698 B-6
D699 B-6
C BOARD SCHEMATIC DIAGRAM
C BOARD TRANSISTOR
VOLTAGE LIST
BCE
Q1790 4.8 GND 4.4
All voltages are in V
C BOARD IC
VOLTAGE LIST
IC1701
pin volt
1 1.8
2 1.9
3 2.0
4 GND
5 4.8
6 208.0
7 149.2
8 150.3
9 153.9
All voltages are in V
G BOARD TRANSISTOR
VOLTAGE LIST
BCE
Q622 0.4 1.7 GND
Q623 0.6 0 GND
Q624 12.6 0 12.2
Q644 0 11.8 GND
Q645 12.2 GND 9.1
Q646 6.2 6.9 6.9
Q647 0 12.2 GND
Q648 0.7 0 GND
Q649 11.5 0 11.8
Q650 0 2.2 GND
Q651 13.5 0 135.5
Q652 3.5 0 3.5
Q653 0 3.5 GND
All voltages are in V
G BOARD TRANSISTOR
VOLTAGE LIST
DGS
Q621 147.3 1.6 0
All voltages are in V
G BOARD IC
VOLTAGE LIST
IC601 IC643
pin volt pin volt
B-1 -1.1 1 134.0
B-2 151.4 2 NC
C-1 152.8 3 2.4
C-2 298.6 4 9.3
E-1 GND 5 GND
E-2 152.1 IC650
IC622 pin volt
pin volt IN 1 3.3
IN 6.9 OUT 11.8
OUT 5.0 GND GND
GND GND IC651
IC641 pin volt
pin volt IN 1 1.7
IN 11.5 OUT 5.0
OUT 9.5 GND GND
GND GND All voltages are in V
G BOARD (*) MARK LIST
REF. NO. LOCATION KV-36XBR250 KV-38FX250T
C603 B-3 1000p 2200p
C604 B-3 0.22 0.47
C605 B-2 0.22 0.47
C616 B-4 1000p 2200p
FOLDOUT 53-56 5/10/99, 1:55 PM1