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TROUBLESHOOTING
4-1-2. Display function of Communication error
2) Simultaneous manual defrost(fresh food and freezer compartments) function
3) Test cancel mode
2-1) If any key is pressed one more time during manual operation(fresh food compartment), "Fd"
shows in the display and then manual operation will be canceled at once and fresh food and
freezer compartment will be defrosted.
2-2) At this moment, alarm beeps for 3 seconds (0.1 sec ON/ 1 sec OFF) during manual defrost
function of fresh food and freezer compartment.
3-1) During defrosting of fresh food and freezer compartments simultaneously, if the display panel
change to the test mode and test button is pressed one more time, defrosting of fresh food and
freezer compartments will be canceled at the same time and will return to the normal operation.
Or, all test functions will be canceled by turning main power ON and OFF.
1-1) If there is no answer for 10 seconds after the panel micom received the requirement of
communication, "Pc - Er" display on the panel PCB will be ON/OFF alternately until the
communication error is canceled.(0.5 sec ALL ON, 0.5 sec ALL OFF alternately)
1-2) “Pc - E” display on the Pantry Room Display will be ON/OFF alternately until the communication
error is canceled. (0.5 sec ALL ON, 1.5 sec ALL OFF alternately)
1) Display function when Panel MAIN MICOM communication has error
2-1) “OP - Er” code is repeatedly ON/OFF until Option error settles down.
2) Display function when Panel MAIN MICOM OPTION has error