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ViewSonic Corporation
Confidential - Do Not Copy
VP2650wb-1
27
5. Adjustment Procedure
1. Alignment procedure (for function adjustment)
A list of necessary alignments for the LCD monitor:
Items Description
Remark
1
Timing adjustment
Preset timing
2
Auto color balance adjustment Timing 114
VGA 480
640x480@60Hz
Pattern 42(5-Mosaic)
3
Color temperature adjustment 1=C1/9300/Bluish,
2=C2/6500/sRGB/,
3=C3/5000/Reddish,
4=User, 5=Cx, 6=Cx2
4
Writing EDID file
Analog
A. Preparation:
1. Setup input timing to 640x480@60Hz and 5-Mosaic pattern (pattern 42).
2. Enter factory mode (first press “2”and then press “[ ]” button to turn on monitor).
3. Setup color at User color and “Burn in mode” =“ON”
4. Turn off the monitor, remove the input source and then power on again.
5. Setup unit and keep it warm up for at least 30 minutes.
B. Geometry adjustment & checking (for preset timing modes)
1. Enter factory mode (first press “2”and then press “[ ]” button to turn on monitor).
2. Run “Clear User” to erase user settings.
3. Select timing mode from Figure-1 and input full screen display pattern to monitor.
4. Enter OSD to run “Auto Image Adjust” function for geometry adjustment.
5. Check if the H/V position, Fine Tune and Horizontal Size of the image are ok or
acceptable to make sure function and performance are ok.
6. Run “Clear User” to erase user settings.
7. Turn off the monitor power.
8. Turn on the monitor power again to check if monitor’s image settings are ok and with
following settings.
CONTRAST = 70
BRIGHTNESS = 100
COLOR = 6500K (default setting)
Summary of Contents for VP2650WB - 26" LCD Monitor
Page 42: ...ViewSonic Corporation Confidential Do Not Copy VP2650wb 1 39 Step4 Step 5 Step 6 ...
Page 43: ...ViewSonic Corporation Confidential Do Not Copy VP2650wb 1 40 Step 7 Step 8 Step 9 ...
Page 44: ...ViewSonic Corporation Confidential Do Not Copy VP2650wb 1 41 Step 10 Step 11 ...
Page 51: ...ViewSonic Corporation Confidential Do Not Copy VP2650wb 1 48 4 Packing procedure ...
Page 53: ...ViewSonic Corporation Confidential Do Not Copy VP2650wb 1 50 6 Troubleshooting Flow Chart ...
Page 54: ...ViewSonic Corporation Confidential Do Not Copy VP2650wb 1 51 ...
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Page 56: ...ViewSonic Corporation Confidential Do Not Copy VP2650wb 1 53 5 Power no work troubleshooting ...
Page 57: ...ViewSonic Corporation Confidential Do Not Copy VP2650wb 1 54 Power no PFC troubleshooting ...
Page 58: ...ViewSonic Corporation Confidential Do Not Copy VP2650wb 1 55 6 Transmitter Board ...
Page 76: ...9 PCB Layout Diagrams ViewSonic Corporation Confidential Do Not Copy VP2650wb 1 73 ...
Page 77: ...ViewSonic Corporation Confidential Do Not Copy VP2650wb 1 74 ...
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