BenQ Q7T4-FP71G, Service Manual

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Q7T4-FP71G LCD Monitor Service Guide
Engineering Specification
7
Confidential
3. Operational & Functional Specification
3.1 Video performance
Item Condition Spec OK N.A Remark
Resolution
Any input resolution modes
which are under 1280 x 1024
1280 x 1024
√
Contrast ratio 450:1 (typ.)
√
Brightness At R/G/B saturated condition 260 cd/m
2
(typ.) @ 7.5mA
√
Response time Falling time 16 ms (typ.)
√
At Contrast ratio = 10 R/L: 70/70 degrees (typ.)
√
Viewing angle
At Contrast ratio = 10 U/D: 70/60 degrees (typ.)
√
CIE coordinate of White (0.31, 0.33) +/- (0.03, 0.03)
√
Display colors
16.2M colors
(RGB 6-bits + FRC data)
√
Support dithering
3.2 Brightness Adjustable Range
Item Condition Spec OK N.A Remark
Brightness adjustable range
At default contrast level
(saturate point) & Full-white
color pattern
(
Max. brightness value –
Min. brightness value)
≧
100 cd/
㎡
√
3.3 Acoustical Noise
Item Condition Spec OK N.A Remark
Acoustical Noise
At 1 meter distance
& “Audio” function disabled
≦
40 dB/A
√
3.4 Environment
Item Condition Spec OK N.A Remark
Operating
0 ~ +40
℃
√
Temperature
Non-operating
-20 ~ +60
℃
√
Operating 10 ~ 90%
√
Non-condensing
Humidity
Non-operating 5 ~ 95%
√
Non-condensing
Operating 0~3048m (10,000ft)
√
Without packing
Altitude
Non-operating 0~12,192m (40,000ft)
√
With packing
3.5 Transportation
Item Condition Spec OK N.A Remark
(1) Vibration Package, Non-Operating
(1) Sine wave
5~200Hz 1.5G, 1 octave/min,
15 min dwell on each resonant
frequency, all primary axis,
one sweep (30 min minimum)
per orientation, total of 90+
min.
√