Question about Microwave Ovens
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Nov 14, 2013 | GE Spacemaker JVM1750 Microwave Oven
on Mar 27, 2010 | KitchenAid KHMS155LSS 1000 Watts Microwave...
Aug 02, 2012 | GE Microwave Ovens
This oven is programmed with a self diagnostic failure code system which help for troubleshooting -H97 and as described above "mica piece and burnt smell" sound like Inverter Power Supply. DO NOT try to repair or re-adjust preset volume on the board. It is very dangerous to repair or adjust without sufficient test equipment because this circuit handles very high voltage and very high current Operating a misaligned inverter circuit is dangerous due to the Very HIGH voltage and current that is produced by this board.
Defective board must be replaced with new one -INVERTER POWER SUPPLY.
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Dec 16, 2008 | Microwave Ovens
The microwave oven may be provided with a self diagnostic routine that can be operated
through the touch pad keyboard. To enter the self-diagnostic routine:
1.While pressing the CANCEL keypad:
a) Open the oven door.
b) Unplug the microwave oven for 2-seconds and plug it back in.
c) Release the CANCEL keypad and close the oven door. You will see the following display.
NOTE: The humidity sensor test results will appear on the display after 8-seconds.If the tests are successful, "OK " will be displayed. If one or more of the tests fail, "ERR " will be displayed.. 2.When a keypad is pressed, a number according to the test chart will be displayed. When no keypad is pressed, a blank "—" is displayed...
POWER FAILURE &FAILURE CODES
Power Failure: After a power failure, the WELCOME screen will be displayed.
F2 —Keyboard Failure: Refer to the Tech Sheet and conduct a touch panel continuity test.
F3H —Humidity Sensor Failure: Refer to the Tech Sheet and test the sensor.
F6 —Microwave Relay Failure: Check the microwave relay.
F7 —Microcomputer Board Failure: Change the microcomputer board.
Oct 18, 2007 | Microwave Ovens
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