3-4
ONE POINT REPAIR GUIDE
NO POWER PROBLEM
No power problem occurs when you power on in AC power cord off status. (No Display)
1-3. Battery
1-3-1. Solution
Replace Battery on set bottom place.
1-3-2. How to troubleshoot (Countermeasure)
1) AC power plug off.
2) Please check AC/DC JACK4 pin5 voltage.
If 11~14 V voltage doesn’t come out, check soldering status JACK4 and cable.
3) Please check AC/DC CON1 pin5 voltage.
If 11~14 V voltage doesn’t come out, Check soldering status CON1.
4) Please check F1 Fuse. If it is opened, please replace it.
5) Finally you must check battery status. And change battery.
1-3-3. Service hint (Any picture/ Remark)
< MAIN circuit >
< SMPS circuit >
JACK4
CON1
BATTERY
JACK
F1
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