Luminance Control - ViewSonic VG800-2 Service Manual

3.3.4 Signal Timing
3.3.4.1 User Timing Mode memory
3.3.4.2 Timing mode Change
3.3.4.3 Signal Timing Table
The factory test input video signal is defined as the following table:
Preset H.sync
No. Frequency
MOD [1] 31.468
MOD [2]
31.468
MOD [3] 31.468
MOD [4]
35.01
MOD [5] 37.86
MOD [6] 37.5
MOD [7]
43.27
MOD [8] 35.16
MOD [9] 37.88
MOD [10] 48.077
MOD [11] 46.875
MOD [12]
53.67
MOD [13] 49.72
MOD [14] 48.363
MOD [15]
58.01
MOD [16] 60.023
MOD [17]
68.67
MOD [20] 63.981
MOD [21] 79.976

3.4 Luminance Control

Analog signal (6500K)
over 200 cd / m
3.5. Synchronization
Horizontal:
Vertical:
ViewSonic Corporation
always do auto image adjust after timing mode change
maximum time for mode Change with auto image adjust 7 sec.
V.sync
Frequency
1.0KHz 70.0 1.0Hz
1.0KHz 70.0 1.0Hz
1.0KHz 59.94 1.0Hz
1.0KHz 66.67 1.0Hz
1.0KHz 72.81 1.0Hz
1.0KHz 75.0 1.0Hz
1.0KHz 85.0 1.0Hz
1.0KHz 56.25 1.0Hz
1.0KHz 60.32 1.0Hz
1.0KHz 72.19 1.0Hz
1.0KHz 75.0 1.0Hz
1.0KHz 85.0 1.0Hz
1.0KHz 74.5 1.0Hz
1.0KHz 60.0 1.0Hz
1.0KHz 72.08 1.0Hz
1.0KHz 75.0 1.0Hz
1.0KHz 85.0 1.0Hz
1.0KHz 60.02 1.0Hz
1.0KHz 75.0 1.0Hz
2
(@ Cont / Bright max)
30 to 82 kHz
50 to 85 Hz Non-interlaced
maximum
Recommended
SYNC POL. Video Mode
H- V-
SYNC SYNC
+ - 640X350(70)
- + 720X400(70)
- - 640X480(60)
- - 640X480(66)
- - 640X480(72)
- - 640X480(75)
- - 640X480(85)
+ + 800X600(56)
+ + 800X600(60)
+ + 800X600(72)
+ + 800X600(75)
+ + 800X600(85)
- - 832X624(75)
- - 1024X768(60)
- - 1024X768(72)
+ + 1024X768(75)
+ + 1024X768(85)
+ + 1280X1024(60)
+ + 1280X1024(75)
75Hz @ 1280 x 1024 mode
60Hz @ 1280 x 1024 mode
7
Confidential – Do Not Copy
Description
Text mode
Dos text
VESA STANDARD
MAC
VESA STANDARD
VESA STANDARD
VESA STANDARD
VESA STANDARD
VESA STANDARD
VESA STANDARD
VESA STANDARD
VESA STANDARD
MAC
VESA STANDARD
VESA STANDARD
VESA STANDARD
VESA STANDARD
VESA STANDARD
VESA STANDARD
VG800b