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5.4 Factory Defaults
Item Defaults
Item
Defaults
Contrast
70%
Volume
50%
(For VA503m only)
Brightness
100%
Balance
N/A
Color Temperature
6500K
Treble
N/A
Sharpness
0%
Bass
N/A
OSD H. Position
50%
720x400/640x400
720x400
OSD V. Position
50%
640x480@60Hz
720x480@60Hz
640x480@60Hz
OSD Time Out
15 Sec
In SOG and Composite,
720x480@60Hz
640x480@60Hz
N/A
OSD Background
Enabled
In SOG and Composite,
1152x864@75Hz
1152x870@75Hz
N/A
Resolution Notice
Enabled
In SOG and Composite,
1280x768@60/75/85Hz
1024x768@60/75/85Hz
N/A
5.5 Function Test
1 Product: 17” LCD Monitor
2 Test Equipment: Color Video Signal & Pattern (or PC with SXGA resolution and a
sound card)
3 Test Condition: Before function test and alignment, each LCD Monitor should be
warmed up for at least 30 minutes with the following conditions:
(a)In room temperature,
(b) With full-white screen, RGB, and Black
(c) With cycled display modes,
640*480 (H=43.27kHz, V=85Hz)
800*600 (H=53.7kHz, V=85Hz)
1024*768 (H=68.67kHz, V=85Hz)
4 Test Display Modes & Pattern
Compatible Modes
Item Timing
Analog
1
640 x 350 @ 70Hz, 31.5kHz
Yes
2
640 x 400 @ 70Hz
Yes
3
640 x 480 @ 50Hz
Yes
4
640 x 480 @ 60Hz, 31.5kHz
Yes
5
640 x 480 @ 67Hz, 35.0kHz
Yes
6
640 x 480 @ 72Hz, 37.9kHz
Yes
7
640 x 480 @ 75Hz, 37.5kHz
Yes
8
640 x 480 @ 85Hz, 43.27kHz
Yes
9
720 x 400 @ 70Hz, 31.5kHz
Yes
10
800 x 600 @ 56Hz, 35.1kHz
Yes
ViewSonic Corporation
VA503b-1_ VA503m-1
29
Confidential - Do Not Copy
Summary of Contents for VA503b-1
Page 25: ...Circuit Diagram ViewSonic Corporation VA503b 1_ VA503m 1 22 Confidential Do Not Copy...
Page 44: ...ViewSonic Corporation VA503b 1_ VA503m 1 41 Confidential Do Not Copy...
Page 51: ...Picture 17 ViewSonic Corporation VA503b 1_ VA503m 1 48 Confidential Do Not Copy...
Page 63: ...ViewSonic Corporation VA503b 1_ VA503m 1 60 VA503m Confidential Do Not Copy...
Page 78: ...ViewSonic Corporation Confidential Do Not Copy VA503b 1_ VA503m 1 75 11 PCB Layout Diagram...
Page 79: ...ViewSonic Corporation Confidential Do Not Copy VA503b 1_ VA503m 1 76...
Page 81: ...ViewSonic Corporation Confidential Do Not Copy VA503b 1_ VA503m 1 78 POWER PCB VIEW...
Page 82: ...ViewSonic Corporation Confidential Do Not Copy VA503b 1_ VA503m 1 79...