BenQ GL2055 - Input and output ports

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Note-2: The pin assignment of 24-pin DVI-D connector is as below,
Pin
Signal Assignment
Pin
Signal Assignment
1
TMDS RX2-
13
Floating
2
TMDS RX2+
14
+5V Power
3
TMDS Ground
15
Ground
4
Floating
16
Hot Plug Detect
5
Floating
17
TMDS RX0-
6
DDC Clock
18
TMDS RX0+
7
DDC Data
19
TMDS Ground
8
Floating
20
Floating
9
TMDS RX1-
21
Floating
10
TMDS RX1+
22
TMDS Ground
11
TMDS Ground
23
TMDS Clock+
12
Floating
24
TMDS Clock-
3.1.7.3 Input Video performance Requirement
Item
Condition
Spec
OK
N.A
Remark
Max. support Pixel rate
165 MHz

Max. Resolution
1600 x 900

Rise time + Fall time
< 3.1 ns
(50% of minimum pixel
clock period)

1600 x 900 @ 60Hz
(max. support
timing)
Settling Time after
overshoot /undershoot
<5% final full-scale
value

Refer to VESA
VSIS Standard
V1R1
Overshoot/Undershoot
< 12% of step function
voltage level over the
full voltage range

Refer to VESA
VSIS Standard
V1R1
3.1.7.4 Scan range
Item
Condition
Spec
OK
N.A
Remark
Horizontal
30-83 KHz

Vertical
50-76 Hz
