Zippy ARD-6400F - Manual (Page 35)

2 WHITE SCL
1.9. TROUBLE SHOOTING
If you have followed these directions correctly, there should be no problem. Same common
symptoms are: the system doesn’t work, buzzer sound, work for a very short period, etc.,
please try the following steps to verify and correct it:
1. Check all the connections (correct pinouts, loose connections, wrong direction, etc.)
2. Check for short-circuits or defective peripherals by unhooking each peripheral once at a
time. When the systems functions again, you have solved the problem.
3. Once you hear the buzzer sound or see the LED with RED light, please be aware of:
a. IF the load is under the minimum / over the maximum load of each channel (Please
refer the sec. 1.5 Specification)?
b. IF AC/DC input voltage been set correct?
c. IF each power cord been well plugged into the inlet?
Suppose the above condition been happened, please unplug the power cords, await for 2 – 3
minutes for releasing the protection state, then test it again.
d. IF buzzer still sound or the LED shows power module is defective, please locating
which power module is defective, perform hot-swap procedure (please refer to the
HOT-SWAP PROCEDURES), send the defective power module to your vendor for
RMA operation.
e. IF you can not fix the problem, please contact with your vendor for supporting.
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