Service Guide
1.2.3
Problem
Analyzer and
Identify the Causes
Broken or short circuit
Solutions
Check solder points on
PCB
no power
Version 1.0
no power
Defective
D1~D4,
SW1
Check and replace
defective SW or
components
Page 9 of 16
SW-2.1 1100
AC power cable dis-connect
or remote control cable damaged
Re-connected AC power Cable
or replace defective Cable
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