Mitsubishi Electric SD420U Service Manual page 6

Hide thumbs Also See for SD420U:
Table of Contents

Advertisement

Fail to light up.
Check
Abnormal
LED
indication.
Normal
Check
Abnormal
lamp power unit and
connector.
Normal
Check PCB-
Abnormal
POWER and
connector.
Normal
Replace PCB-MAIN.
- 2 -
Look up service
manual and follow
check point.
Replace lamp
power unit or re-
inseert connector.
Replace PCB-
POWER or re-
inseert connector.

Hide quick links:

Advertisement

Table of Contents
loading

This manual is also suitable for:

Sd430uXd420uXd435uXd435u-gXd430u

Table of Contents