DC Power Supply
【
DC-10-D/DC-20-D/DC-10-DH/DC-20-DH
】
8. Troubleshooting
-71-
No.
Symptom
Possible cause
Measure
7
F12*
FAIL PROCESS
SOFTWARE failure
Turn OFF/ON the breaker.
If the condition is not improved, replac
e the product.
8
F13*
FAIL COMM
(1) P/S communication failure
(2) Serial communication time out
(3) Ethercat communication failure
(4) Internal communication process failure
(5) Internal command value error
Turn OFF/ON the breaker.
If the condition is not improved, replace
the product.
9
F14*
FAIL HARD
Internal board failure
Replace the product.
10
F15*
FAIL DIAG
Internal diagnosis failure
Turn OFF/ON the breaker.
If the condition is not improved, replace
the product.
11
F16*
FAIL CONNECT
Internal signal connection failure
Turn OFF/ON the breaker.
If the condition is not improved, replace
the product.
12
F17*
FAIL FAN
Cooling fan failure
Turn OFF/ON the breaker.
If the condition is not improved, replace
the product.
13
F18*
FAIL TEMP
Internal temperature abnormality
If there are any obstacles in the front and
rear of the product that reduce the
cooling efficiency, remove them. Recover
with the reset signal and, if it persists,
replace the product.
14
F19*
FAIL EMG STOP
Emergency stop operation
If it has occurred other than when the
operator operates during emergency stop
operation, replace the product.
15
F20*
FAIL SETP LIM
Setpoint failure due to limit operation
continuation
Check the load impedance and review
the setting values for the SETPOINT and
FAIL conditions.
If there is no problem with the load and
setting values and the error occurs
frequently, replace the product.
16
F21*
FAIL SETP IGN
Setpoint failure due to ignition operation
continuation
Check the load impedance and review
the setting values for the SETPOINT and
FAIL conditions.
If there is no problem with the load and
setting values and the error occurs
frequently, replace the product.
17
F22*
FAIL SETP SHT
Setpoint failure due to load short circuit
continuation
Check the load and review the setting
values for the SETPOINT and FAIL
conditions.
If there is no problem with the load and
setting values and the error occurs
frequently, replace the product.
18
F23*
FAIL SETP OTH
Setpoint failure due to other condition
Turn OFF/ON the breaker.
If the problem is not improved, please
review the setting values of the
SETPOINT condition and FAIL condition.
If there is no problem with the setting
values and the error occurs frequently,
replace the product.
19
F24*
FAIL INPUT
(1) Input failure
(2) Internal protection fuse blowout
(3) Primary circuit failure
(4) Inverter failure
Check whether or not it recovers with the
reset signal.
If the same symptom reappears after the
output is produced again, replace the
product.
20
F25*
FAIL OUTPUT
(1) Output value error
(2) Larc section failure
Replace the product.
