11.4. No PIP Display
Check every input
Jack. Connector
Check input signal
Check U18
Check U18 power
Replace U18
Check U23.X3
Check U11
Check power for U11.
U9.U5.X1
Check U54
Replace U54
Check U51
Check power for U51.
CN45.CN59
Replace U51
Check Lvds
wireharness
Check panel
power 24V
Check panel/power
board
Replace panel
NO
NO
YES
YES
NO
NO
YES
NO
NO
YES
YES
NO
YES
YES
NO
ViewSonic Corporation
Confidential - Do Not Copy
N4200w-1
77
Summary of Contents for N4200w-1 VS10945-1M
Page 10: ...ViewSonic Corporation Confidential Do Not Copy N4200w 1 9 ...
Page 66: ...10 2 Main PCB Bottom View ViewSonic Corporation Confidential Do Not Copy N4200w 1 65 ...
Page 68: ...10 7AC in Board Top View ViewSonic Corporation Confidential Do Not Copy N4200w 1 67 ...
Page 69: ...10 8AC in Board Bottom View ViewSonic Corporation Confidential Do Not Copy N4200w 1 68 ...
Page 70: ...10 9 IO Board Top View ViewSonic Corporation Confidential Do Not Copy N4200w 1 69 ...
Page 71: ...10 10 IO Board Bottom View ViewSonic Corporation Confidential Do Not Copy N4200w 1 70 ...
Page 72: ...10 11 Power Top View ViewSonic Corporation Confidential Do Not Copy N4200w 1 71 ...
Page 73: ...10 12 Power Bottom View ViewSonic Corporation Confidential Do Not Copy N4200w 1 72 ...