KYE Systems Corp. Genius SP-J200, Service Manual

Page: 7 / 21

Service Guide
SP-J200
*Attention
Please follow the numbered sequence marked within parenthesis given in
individual
Flow chat in that this is the best-recommended sequence to rectify the problems.
1.2.1 No power
，
LED
（
indicator
）
unlighted
Problem
Analyze
and
identify
the
causes
Solutions
Version 1.0 Page 7 of 21
Repair or replace
Defective
transformer
1.Defective AC cable
No power
，
LED
（
indicator
）
unlighted
2. Loose connection between
AC cable and primary wire of
the transformer
3.
Loose connection between
transformer secondary wire and
PT1 on PCB
resolder or replace
2. defective VR1 in PCB
Repair or replace
1. PCB Copper foil broken