Service manual

18.5″ LCD Color Monitor BenQ G925HDA
36
Schematic Diagram
Main Board
Volume# {4}
LED_R
LED_G# {4}
FB202
NC
Volume#
C210
0.1uF/16V
* BKLT-EN High ON(3.3V)
DIM# {4}
PANEL_ID# {4}
R207
120R 1/16W
C206
0.1uF/16V
T89ARPMCFWBQNN 1.0
BenQ G922HDAL
B
3 7
Wednesday , December 16, 2009
715G2498-2A-AO
<
称爹>
3.POWER
G2498-2A-AO-X-16-091216
OEM MODEL Size
Rev
Date
Sheet
of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹
+
C203
100UF25V
CMVCC
Mute {4}
INV_ON# {4}
C201
0.1uF/16V
KEY1 {4}
ZD201
NC
1 2
R208
120R 1/16W
ZD203
NC
1 2
BKLT-VBRI
R201
200
 1/16W
Near to Connect
KEY1
FB201
120

Panel ID(3.3V PWM)
CMVCC
Back light
Dimming(3.3V PWM)
MVCC
Mute
R202
4K7 1/16W
BKLT-EN
C_PANEL_INDEX
VCC3
LED_G
Q205
PMBS3906
CN201
CONN
1
2
3
4
5
6
7
8
9
C209
0.1uF/16V
CMVCC
U201
AP1117E33LA
1
2
3
VSS
VOUTVIN
CMVCC
LED_G
Q202
PMBS3904
VCC3
R210 10K 1/16W
LED_R# {4}
KEY0 {4}
C204
0.1uF/16V
R213 10K 1/16W
C205
0.1uF/16V
VCC3
+
C202
100UF25V
LED_R
POWER_KEY #
Q204
PMBS3906
ZD202
NC
1 2
CN202
CONN
1
2
3
4
5
6
KEY0
POWER_KEY # {4}
BKLT-EN