KYE Systems Corp. Genius SP-120, Руководство по обслуживанию

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1.2.1 No power and LED indicator is off
For maintenance, please take the sequence of single flow chart
below.
Service Manual
SP-120
It is the optimal sequence recommended for solution.
*Notice
Version No.：1.0 Page:7 of 18
No power/LED
indicator is off
1.The power plug is out
of contact; 2.2P
cables are set
improperly;
3.The transformer is
defective;
4.The key switch is
defective.
1.Welding of power cord onto the
transformer is bad;
2.The power plug is out of
contact;
3.The transformer is damaged,
open circuit (cable is broken);
4.CON4 plug becomes loose and
copper foil is broken;
5.Connecting wire of CON4 is open
circuit;
6.LED indicator is bad or
damaged;
7.The key switch is defective.
Inspect/repair
Inspect/repair/repl
ace