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● Code :
U1-2131
U1-2134
● Symptom / Cause :
The Fuser(Center) is being diagnosed for Low Heat E
The Fuser(Side) is being diagnosed for Low Heat Erro
● Troubleshooting method :
1. Turn the machine off and turn it on again.
2. Check the following :
a. Check the power voltage of the fuser unit. (110V,
b. Check if the Heat lamp is broken.
c. Check if the AC connection of Heat lamp is discon
d. Check if the drawer latches have been correctly p
e. Check if the thermostat is blown
f. Check if there is any jammed paper in fuser unit.
g. Check if the resistance value of NC sensor is norm
h. Check if the power voltage is normal. (Is the volta
voltage?)
3. If the problem persists, replace the fuser
4. If the problem persists after replacing the fuser unit
5. If the problem persists after replacing the FDB, repl
SMPS2 : JC44 00100C))/ JC91
SMPS2 : JC44-00100C))/
Service Manual
7. Troubles
● Error message :
Fuser Unit Failure #
Fuser Unit Failure #
Measurem
1-2 (Blue - Blac
(
1-3 (Blue -Whit
unit(JC91-
JC91-01141A(110V)).
01141A(110V)).
7-1
7-1
shooting
:
#U1-2131 : Turn off then on
#U1-2134 : Turn off then on
rror.
or.
220V)
nnected or contaminated.
pulled back.
mal. (307KΩ~430KΩ @25℃)
Resistance Value (@ 25 ℃)
ment
ck)
)
307KΩ~430KΩ
e)
307KΩ~430KΩ
age during the operation ±10% of the rated
-01142A(220V)/
JC91-01141A(110V)).
, replace the FDB (JC44-00227A)
ace the SMPS
board(SMPS1 : JC44-00090E /
03
03
SAMSUNG ELECTRONICS
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