ViewSonic PJD5122 - Page 69

3. Power Supply Trouble Shooting Guide
3-1. Introduction
This document is prepared to be a guide to repair trouble sets, some problems
happen more frequently are taken as example in it.
3-2. Problems
(a) No power
(b)Lamp can not turned
Yes
No
Yes
No
No Power
Is CN701 pin
11
=5v?
Check power BD
Change main BD
Is
door SW press down?
Check lamp door
Change power BD
Confidential - Do Not Copy
PJD5122
ViewSonic Corporation
68