Samsung FER710DRS Service Manual page 30

4. Troubleshooting
4-1 Failure Display Codes
Failure code
Oven sensor opened
E-21
Oven sensor shorted
E-22
E-83
communication error
-tE-
communication error
-SE-
-dE- Partition switch error
E-2E
CAUSE
1. Disconnect power. Open the back cover. Disconnect sensor
sensor.
2. If there is not any problem with oven sensor, Please check
whether there is a damaged therminal or wire on harness.
3. Check resistance of oven sensor connector on main PCB
1. Check whether connector(CN201) of main PCB has been inserted.
Main PCB 2. Check whether connector(CN02) of Sub PCB has been inserted.
3. If there is not a problem occurred with connector on Sub PCB and
main PCB, replace the main PCB.
1. Check whether connector(TE201) of SUB PCB has been inserted.
Sub PCB
2. If there is not a problem occurred with connector on Sub PCB and
Touch glass, replace the Control box.
1. Check whether cable of keypad has been inserted into
connector of Sub PCB.
2. Check whether between Sub PCB and connector or keypad
Key short
and cable have a short circuit.
3. If there is not a problem occurred with connector on Sub
PCB and cable of keypad, replace the Sub PCB.
1. Disconnect power. Open the back cover. Check whether
harness has been connected with assy-partition switch.
is to be normal one or not.
1. Disconnect power. Open the back cover. Disconnect Probe
harness from control Measure probe resistance : 50
meat probe.
Probe short
2. If there is not any problem with meat probe, Please check
whether there is a damaged therminal or wire on harness.
3. Check resistance of meat probe connector on main PCB
(Normal:10
30
SOLUTION
~ 11 )
at