Samsung RF26XAEXAA Troubleshooting, Start, Door & MICOM State F R MICOM#82 Door MICOM, Close

TROUBLESHOOTING

4-2-8. When alarm sound continuous without stop(related with buzzer sound)

If 'ding-dong'sound continuously

Start
Is door closed	Door is ajar
completely?

Seperate the door switch andcheck if the measured value of unit is changed from 0 to

according to switch ON/OFF.

*FF Door Switch is magnetic switch. (It can be operated when door magnet is combined with it.)

Door & MICOM State

FR MICOM(#82)

Door MICOM

	(#83)	Right and Left
Close	5V(High)	0V(Low)
Open	0V(Low)	5V(High)

Is water penetrated into the door switch?

Is the door

switch unit normal?

Is the connector(CN30)

inserted correctly?

Is the input

voltage of main #83 and #82

changed at door-open and close

status?

MAIN PCB & Door S/W is normal. Recheck and replace Panel PCB

Remove causes after comprehending the conditions of interferance by door gasket, food etc,

Replace Door S/W

Replace Door S/W

Connector is not inserted,

Repair disconnect part

Repair wire connection and

Door S/W

If 'beep-beep' sounds continuously

Start

Is manual operation

/defrost selected?

Enforce the cancelation the manual operation/ defrost function or power On after power Off

Does buzzer sounds

when power On again?

Normal

Recheck and Replace Panel

PCB

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