Acer AL718 Panduan Servis - Halaman 9

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Acer AL718 Panduan Servis
5. ELECTRICAL SPECIFICATIONS
5.1 Standard conditions
Display area
Video signal level
Contrast
Brightness
Ambient
Input voltage
Warming up time
Display mode
5.2 POWER
5.2.1 Power supply
Input voltage
Power frequency
Input current
Inrush current
Power
5.2.2 Power Management
State
Power
On
< 50Watts
Standby
< 1 Watts
Off
< 1 Watts
5.3 Acceptable timing
If your timing is within following specification,
this LCD display can automatically function with
a certain position.
Horizontal: Sync frequency : 30~81 kHz
Vertical : Sync frequency : 56~75Hz
AL718
338 x 270 mm
0.7 Vpp
Max.
Max.
20 +/- 5 C degrees
AC 120,60Hz
> 30 minutes
1280 x 1024
90~240 Volts
50 / 60 Hz , +/-
< 2 Arms
< 90A
< 50 Watts
Indicator
Green
Amber
5.4 Preset Timings
#
mode
1
IBM VGA
2
VESA
3
MAC 13"
4
VESA
5
VESA
6
VESA
7
VESA
8
VESA
9
VESA
1
MAC 16"
1
VESA
1
VESA
1
VESA
1
VESA
1
VESA
1
VESA
5.5 Signal level and input impedance
5.5.1 Video Signal level
This LCD display is adjusted at the factory
using 0,7 Vp-p Video signal.
5.5.2 Sync Signal level
H/V Separate : TTL level
5.5.3 Input impedance
Video input : 75 ohms
Sync input : > 1 k ohms
Fv
Resolution
Hz
720 x 400
70
640 x 480
60
640 x 480
67
640 x 480
72
640 x 480
75
800 x 600
56
800 x 600
60
800 x 600
72
800 x 600
75
832 x 624
75
1024 x 768
60
1024 x 768
70
1024 x 768
75
1152 x 864
75
1280 x 1024
60
1280 x 1024
75
Fh
(KHz
31.46
31.46
35
37.86
37 5
35.16
37.87
48.07
46.87
49.72
48.36
56.48
60.02
67.5
63.98
79.97
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