ViewSonic PJD5112 - RS-232 Communication Protocol

Image abnormal
Adjust
Input signal
Replace
Main board
Replace
Optical Engine
OK
OK
OK
NG
NG
NG
Check
Optical Engine
Check input
cable and signal
setting
Power on
again and reset
OSD
Check
Main board
Color abnormal
Adjust
Input signal
Adjust Color
Wheel Index
Replace
Main board
NG
NG
NG
OK
OK
Check
Main board
Check Color
Wheel Index
Check input
cable and signal
setting
Replace
Optical Engine
OK
NG
Check
Optical Engine
ViewSonicCorporation Confidential - Do Not Copy PJD5112
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