Panasonic NN-CD989S, Service Manual

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5 Test Mode
5.1. COMPONENT TEST PROCEDURE
5.1.1. Humidity Sensor and Digital Programmer Circuit
In order to determine if the humidity sensor fanction of the digital programmer circuit is in
working order or not, do the following test
1. Place a water load in the oven.
2. Press "Sensor Reheat"button.
3. Press "Start" button.
4. Humidity sensor detects steam about 1 to 4 minutes after the start button is pressed.
5. T1 time cooking automatically switches to remaining cooking time(T2).
6. The remaining cooking time appears in display window.
If following cooking time appears, humidity sensor fanction is normal.
T1 TIME T2 TIME(Remaining cooking time)
1 Min. ~ 4 Min. 30 Sec. ~ 2 Min.