Quick Check Test For The Control Board - Panasonic SR-DE183 Service Manual

SR-DE103, 183 / SR-MS103, 183

6. QUICK CHECK TEST FOR THE CONTROL BOARD

Check performance of the P.C.B. in the following procedure. If any failure detected, repeat the performance
again. (Refer to page 8). If still abnormal, replace spare parts on the control panel or the whole control board
(comp.) according to "Troubleshooting-Part II" on page 12 and "Problem Diagnosing Table" under subject of
"4.2 Self-diagnosing" on page 9.
1.
Connect the unit to a power source by inserting the
plug into an outlet. In the stand-by mode, press the
[Start], [Menu Select] and [Keep Warm] button
simultaneously with fingers.
2.
With the keys pressed, if all areas on the LCD panel
light up, as shown at right in Fig. B, the control board
can be judged to be normal. (Releasing any or all of
the three keys will cancel the test condition)
3.
When releasing the three keys, the [Hour] lights up as
shown in right Fig. C and the buzzer sounds, then cooking
starts. When the pan sensor temperature reaches the
cooking end level, the heating operation switches to the
warming mode.
4.
Press the [Keep Warm] button. Operate and check whether other function buttons are normal.
If the above 1 to 4 operation proves to be normal, the P.C.B. comp. can be judged as OK.
Menu
Select
Keep
Warm
Timer hour
Menu
Select
Keep
Warm
Timer
Menu
Select
Keep
Warm
Timer
- 11 -
FUZZY
Start
Off
Cooking
min
Timer
SR-MS103
[Fig. A]
FUZZY
Start
Off
Cooking
hour
min
Timer
SR-MS103
[Fig. B]
FUZZY
Start
Off
Cooking
hour
min
Timer
SR-MS103
[Fig. C]