Trouble Shooting & Faq - BITMAIN APW3-12-1600 Series User Manual

PSU
6 Trouble Shooting & FAQ
# Issue
1 Fan won't run, and no
12V output
2 The fan is running, but
there is no 12V output.
3 After a few minutes,
the PSU stops working,
starts working, stops
working and
cycling.
4 Output is normal, but
the fan is not working.
5 The PSU suddenly has
no output and can't be
started again.
Reason
AC Input is abnormal
1. Voltage
power system
lower than required
2. PSU is in protection
mode
PSU is in
protection
keeps
Fan is broken
The PSU
over-current protection.
APW3-12-1600 Series
1. Make sure the AC input wire has a good
connection and the plugs are
connected firmly
2. Make sure the mains power is working
well and its voltage is above 205V.
in your 1. Please check whether the voltage is
is above 205V with multimeter to make
sure the PSU can switch on correctly.
2. Check whether there is a short circuit
output or overload that is causing the
PSU to enter a locked status. After
removing the problem, the PSU should
power up.
over-heat
1． Check whether the fan is working
2． Check whether the fan's vent is being
blocked
3． Check whether there is a dust buildup
inside the PSU due to prolonged use.
Do NOT remove the PSU's cover unless
trained to do so.
4． Check the power and ambient
temperatures follows the
Load/Temperature graph
1. Check that the fan is clear of blockages
or buildup
2. Fan is broken and needs to be replaced.
is in Check whether the load current has
exceeded
protection
automatically triggers when the load
current exceeds the limit to protect against
damage to the PSU and the server.
Troubleshooting
the built-in overcurrent
limit. The protection
May 14, 2015 Version 1.1
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