Audio Performance; Lcd Characteristics; The Physical Definition & Technology Summary Of Lcd Panel; Optical Characteristics Of Lcd Panel - BenQ Q7T4-FP71G Service Manual

Q7T4-FP71G LCD Monitor Service Guide

3.9 Audio performance

Item
Preamp + Power amp
(1)Output power
(2)THD (@ 1W)
(3)S/N ratio
Speaker Driver
(1)Nominal impedance
(2)Rated input power
(3)Frequency response
(4)
Output sound pressure level
(5)Dimension of box
Audio Control
(1)Volume range
(2)Mute

4. LCD Characteristics

4.1 The Physical definition & Technology summary of LCD panel
Item
LCD Panel Supplier
Panel type of Supplier
Screen Diagonal
Display area
Physical Size
Weight
Technology
Pixel pitch
Pixel arrangement
Display mode
Support color

4.2 Optical characteristics of LCD panel

Item
Viewing Angle
Contrast ratio
Response Time
Color / Chromaticity
Condition
Condition
Unit=mm 337.920(H) x 270.336(V)
Unit=mm 358.5(H) x 296.5(V) x 17.0 (D) (typ.)
Unit=gram
Unit=mm
16.2M colors (RGB 6-bits + FRC data)
Unit Conditions
[degree] Horizontal (Right)
[degree] CR = 10
[degree] Vertical
[degree] CR = 10
Normal Direction
[msec] Rising Time
[msec] Falling Time
[msec] Rising + Falling
Red x
Red y
Confidential
Engineering Specification
Spec
1 Wrms/CH @ 1KHz
<1%
>40dB
8 ohm
2 W/CH
180~20KHz SPL-10dB
84 ± 3 dB (1W 0.5M)
2
62x33cx20 mm
0 ~100 levels
On/Off
Spec
AUO
M170EG01 V1
432mm(17.0")
1900 (typ.)
TN type
0.264 x 0.264
R/G/B vertical stripe
Normally white
Min. Typ.
60
(Left) 60
(Up) 60
(Down) 50
250
-
-
-
0.61
0.31
OK N.A Remark
√
√
√
√
√
√
√
√
√
√
OK N. Remark
A
√
√
√
√
√
√
√
√
Per one triad
√
√
√
Max. Remark
70 -
70 -
70 -
60 -
450
12 20
4 5
16 25
0.64 0.67
0.34 0.37
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