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18.5” LCD Color Monitor BenQ G920HDA
37
Schematic Diagram
Main Board
VGA_G-
C315
0.1uF/16V
C305
5pF/50V
C304
0.047uF
C301
0.047uF
C309
0.047uF
C307
0.047uF
C306
0.047uF
C311
0.047uF
VGA_R-
DDC1_SDA
{5}
DDC1_SCL
{5}
VGA_CON
DSUB_V
1
2
ZD302
RLZ5.6B
1
2
ZD303
RLZ5.6B
DSUB_V
{5}
1
6
2
7
3
8
4
9
5
11
12
13
14
15
10
1
7
1
6
CN301
DB15
12/29 change
ZD302 ZD303
from NC to
insert
R311 100R 1/16W
CMVCC
RTD_B-
{5}
RTD_B+
{5}
RTD_R+
{5}
RTD_R-
{5}
RTD_G-
{5}
RTD_G+
{5}
R307
75R 1/16W
3
1
2
D302
BAV99
RTD_V
{5}
RTD_H
{5}
R306 100R 1/16W
R313 100R 1/16W
R309 100R 1/16W
R310
75R 1/16W
R301 100R 1/16W
C303
22pF
1
2
ZD305
RLZ5.6B
R303 100R 1/16W
3
1
2
D301
BAV99
R305
2.2K 1/16W
C302
22pF
R304
2.2K 1/16W
1
2
ZD304
RLZ5.6B
R314
75R 1/16W
R312 100R 1/16W
DSUB_5V
3
1
2
D303
BAV99
R302 0R05 1/16W
R315 100R 1/16W
1
2
FB302
BEAD
R308 100R 1/16W
C308
5pF/50V
C310
5pF/50V
OEM MODEL
Size
Rev
Date
Sheet
of
TPV MODEL
PCB NAME
称 称
T P V ( Top Victory Electronics Co . , Ltd. )
K ey Component
絬
隔
瓜
絪
腹
T8RARPD8FWBUNN
1.0
BenQ G920HDA
B
3
7
Friday , Nov ember 28, 2008
715G2498-1E-AO
<
称称
>
3.INPUT
G2498-1E-AO-X-9-080821
1
2
FB301
BEAD
1
2
FB303
BEAD
DDC1_SDA
DSUB_H
DSUB_5V
VGA_B+
RTD_B-
RTD_B+
RTD_R-
RTD_R+
RTD_G+
RTD_G-
DDC1_SCL
1
2
ZD307
RLZ5.6B
1
2
ZD301
RLZ5.6B
VGA_B-
VGA_G-
VGA_R-
VGA_B+
VGA_G+
VGA_R+
V
G
A
_
B
+
V
G
A
_
R
+
V
G
A
_
G
+
DSUB_CONNECT {5}
VGA_R+
VGA_B-
VGA_G+
Summary of Contents for G920HDA
Page 27: ...18 5 LCD Color Monitor BenQ G920HDA 27...
Page 32: ...18 5 LCD Color Monitor BenQ G920HDA 32 3 Remove the Bezel Remove the bezel as follow Fig 3...
Page 52: ...18 5 LCD Color Monitor BenQ G920HDA 52 PCB LAYOUT Main Board...
Page 53: ...18 5 LCD Color Monitor BenQ G920HDA 53 Power Board...