![background image](http://html.mh-extra.com/html/viewsonic/vx2739wm-1/vx2739wm-1_service-manual_1019962068.webp)
4. White-black screen after booting
5. Black screen after booting
Abnormal screen
Double check
abnormal system
Assembly
machine to test
Test LVDS cable
Replace PSU
&test
Replace MB
&test
Replace
PANEL &test
Disassembles LCD
cover &check LVDS
cable at its place
Rearrange LVDS
cable & assembly
machine to test
The nondefective
PASS
NG
FAIL
FAIL
FAIL
FAIL
PASS
PASS
PASS
PASS
PASS
ViewSonic Corporation
VX2739wm-1
VX2739wm-CN
CONFIDENTIAL – DO NOT COPY
68
Summary of Contents for VX2739wm-1
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