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ViewSonic Corporation
Confidential - Do Not Copy
VG921m-4
56
Is backlight on?
Display Performance
O.K.?
Function Adjustment
O.K.?
Audio Function O.K.?
No Trouble Found
End
B.
Backlight
Troubleshooting
C.
Performance
Troubleshooting
D.
Function
Troubleshooting
E.
Audio
Troubleshooting
Yes
Yes
Yes
No
No
No
No
1
Summary of Contents for VG921m-4 VS11369
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Page 48: ...ViewSonic Corporation Confidential Do Not Copy VG921m 4 45 Setp4 3 Check the DDC...
Page 56: ...ViewSonic Corporation Confidential Do Not Copy VG921m 4 53 16 Take off the bezel...
Page 78: ...ViewSonic Corporation Confidential Do Not Copy VG921m 4 75 11 PCB Layout Diagrams...
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