Samsung AQV12F2VE Service Manual page 34

Troubleshooting
NO Parts
2 Electrolytic condenser
(film condenser)
3 Bridge Diode block
5-10
1. Put off the power.
2. Discharge all of condenser completely.
3. Take the lead out of (±) side completely.
4. Check whether any part of the safety hole is damaged from condenser.
5. Check whether the container is expand or damaged.
6. Check whether the analytical is out.
7. Check whether the normal discharge characteristics are obtained during the energized
check of tester.
+
-
If it is good, the needle rises but falls down slowly. The needle comes back after the polari-
ty reversed.
1. Put off the power.
2. Discharge all of condenser completely.
3. Remove 4 terminals connected to the diode block.
4. Check whether the normal discharge characteristics are obtained during the energized
check of tester.
~
Tester rod If it is good one,
(-) (+) the resistance
~
+
~
~
-
~
Check method
2200µF/400V
~
~
~
∞
•When the tester rod is
reversed : 10-20 ohm.
Samsung Electronics