Panasonic NE-7910 Service Manual page 35

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Tap the reset/stop pad: The display window will show T.O.D. again.
Select the High power and set the time at 12 minutes 34 seconds.
High power indicator light turns on and the display shows 1 2 3 4.
Tap the start pad (button)
The power indicator light blinks. Timer counts down by second.
Microwave activity starts. Fan motor and turntable begins to rotate. Oven lamp turns on.
Press the handle latch button. The power indicator light stops blinking. Timer stops counting down.
Microwave activity stops. Fan motor and turntable stop functioning. Oven lamp turns off.
Tap the start pad again. Oven operates as item 7.
Tap the reset/stop pad. Oven stops functioning as item 8.
Tap the reset/stop pad again. T.O.D. reappears in the display window.
Remove the hot water from the oven,
"For models NE-7910 and NE-7910C, continue the test following the procedure below".
Pour 200 + 20cc of water in a beaker and place the beaker in the center of the oven.
Tap the auto sensor control pad five times.. The auto sensor cook indicator light turns on and the display shows Ab,
Touch the start pad to start auto cooking Abd. : ;
The auto sensor cook indicator light blinks. Fan motor and turntable begins to rotate. Oven lamp turns on.-
The oven lamp will dim a little, about a minute after the start pad is touched. This indicates that thé magnetron has
started oscillation. , oe .
Auto cooking automatically switches to time cooking in 3 min. to 5 min. by the sensor function after start pad is
touched. The cooking time will change depending on the water temperature, the shape of the container or power
source voltage. ~~
When the balance of time has elapsed, TOD reappears in the display and oven beeps.
Finally make sure that TOD in the display is correct.
NECESSARY TOOLS AND MEASURING INSTRUMENTS
Necessary tools
Tools normally used for TV servicing are sufficient. Standard tools are listed below.
*
Diagonal pliers : ** Solder * Adjustable wrench
* *
Phillips head screwdriver Vinyl insulation tape Soldering iron
* * Socket wrench (SIZE 8, 15mm) * Long nose pliers
* Nutdriver (SIZE 5.5, 7,8 mm) * Slotted head screwdriver
Polishing cloth
Necessary measuring instruments
* Tester (Volt D.C/A.C — Ohm meter) * Stop watch _ * Two 1 liter beakers or equivalent
*
Ruler 600 cc glass beaker or equivalent
*
Electromagnetic radiation monitor * Glass thermometer 100°C or 212°F
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