Video Performance - BenQ Q7T4-FP71G Service Manual

Q7T4-FP71G LCD Monitor Service Guide
Pin
1
2
3
4
5
6
7
8
Note-2: The pin assignment of 24-pin DVI-D connector is as below,
Pin
1
2
3
4
5
6
7
8
9
10
11
12

2.3 Video performance

Item
Max. support Pixel rate
Max. Resolution
Rise time + Fall time
Settling Time
overshoot /undershoot
Overshoot/Undershoot
Signal Assignment
Red video
Green video
Blue video
Ground
Cable Detected
Red Ground
Green Ground
Blue Ground
Signal Assignment
TMDS RX2-
TMDS RX2+
TMDS Ground
Floating
Floating
DDC Clock
DDC Data
Floating
TMDS RX1-
TMDS RX1+
TMDS Ground
Floating
Condition
after
Pin Signal Assignment
9 PC5V (+5 volt power)
10 Sync Ground
11 Ground
12 SDA
13 H-Sync (or H+V)
14 V-sync
15 SCL
Pin Signal Assignment
13 Floating
14 +5V Power
15 Ground
16 Hot Plug Detect
17 TMDS RX0-
18 TMDS RX0+
19 TMDS Ground
20 Floating
21 Floating
22 TMDS Ground
23 TMDS Clock+
24 TMDS Clock-
Spec
135 MHz
1280 x 1024
< 6.25 ns
(50% of minimum pixel
clock period)
< 5% final full-scale value
< 12% of step function
voltage level over the full
voltage range
Confidential
Engineering Specification
OK N.A
√
√
1280 x 1024 @ 75Hz
√
(max. support timing)
Refer to VESA VSIS
√
Refer to VESA VSIS
√
Remark
Standard V1R1
Standard V1R1
5