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9.5.
LCD BACKLIGHT SCHEMATIC DIAGRAM
LCD BACKLIGHT SCHEMATIC DIAGRAM
(TO LCD SW)
FP8101
LCD_STV1
1
LCD_U/D
2
LCD_CPV
3
LCD_OEV
4
LCD_STV2
5
LCD_COM
6
LCD_STH2
7
R8102
0
LCD_R
8
R8106
0
LCD_G
9
R8103
0
LCD_B
10
LCD_R/L
11
R8104
0
LCD_CLK3
12
R8105
0
LCD_CLK2
13
R8101
0
LCD_CLK1
14
LCD_Q2H
15
LCD_OEH
16
LCD_STH1
17
L8101
10U
LCD_3V
18
L8102
10U
LCD_12V
19
L8103
10U
LCD_-15V
20
LCD_5V
21
LCD_BL_5V
22
LCD_BL_5V
23
A_GND
24
TP8106
A_GND
25
BL_CONT
26
D8101
D8103
R8107
BACKLIGHT
BACKLIGHT
0
TP8105
D8102
PT
Q8101
2SD1819ARL
(LED DRIVE)
R8108
47[D]
NOTE:
ALL INDIVIDUAL PARTS EXCEPT D8101, D8103, D8105, AND D8107
ON LCD BACKLIGHT C.B.A. ARE SUPPLIED AS REPLACEMENT PARTS.
WHEN SERVICING THESE PARTS, REPLACE LCD BACKLIGHT C.B.A.
INSTEAD OF INDIVIDUAL PARTS.
REC VIDEO SIGNAL
TP8102
TP8103
TP8101
C8111
PT
D8105
D8107
L8104
BACKLIGHT
BACKLIGHT
10U
R8112
D8104
D8106
D8108
10K
PT
PT
PT
Q8102
Q8103
Q8104
R8113
2SD1819ARL
2SD1819ARL
2SD1819ARL
10K
(LED DRIVE)
(LED DRIVE)
(LED DRIVE)
R8109
R8110
R8111
47[D]
47[D]
47[D]
R8126
PT
R8121
Q8107
PT
PT
(DRIVE)
R8122
PT
PT
R8123
NOTE: For placing a purchase order of the parts,
NOTE:
be sure to use the part number listed in the parts list.
PARTS MARKED "PT" ARE NOT USED.
Do not use the part number on this diagram.
PB VIDEO SIGNAL
TP8104
D8110
C8104
D8109
MA2S728008
2R2
MA2S728008
R8118
39K
C8105
2R2
R8116
Q8105
Q8106
1K[D]
XP0450100L
XP0440100L
(DRIVE)
(DRIVE)
R8114
22[D]
*
*
*
R8120
11K
R8115
12K[D]
R8117
R8119
15K
39K
PT
R8125
PT
R8124
Q8108
PT
(DRIVE)
PV-GS19P/PV-GS19PC/PV-GS31P/PV-GS31PC/PV-GS32P/PV-GS34PC/PV-GS35P/PV-GS35PC
75
PV-GS19P / PV-GS31P / PV-GS32P / PV-GS35P / PV-GS19PC / PV-GS31PC / PV-GS34PC / PV-GS35PC
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
LCD PANEL
FP8102
1 VGL
2 VSS
3 STV1
4 UD
5 CPV
6 OEV
7 STV2
8 VDD
9 VGH
10 VCOM
11 VEE
12 STH2
13 RL
14 VB
15 R
16 G
17 B
18 GND
19 CLK3
20 CLK2
21 CLK1
22 Q2H
23 OEH
24 STH1
*
LINK TO VOLTAGE CHART
LCD BACKLIGHT SCHEMATIC DIAGRAM
LSJB8298
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