Diagnostics - Touch Panel - Whirlpool WML55011HW Service Manual

Touch Panel and ACU Test
The microwave hood combination is provided with a self-diagnostic routine that can be accessed through the touch keypad.
To initiate this routine:
1. Plug in microwave oven or reconnect power, in idle mode,
close the door, turn off hood light and hood fan.
2. Open and close door, then press CANCEL - CANCEL - START
within 3 seconds.
All LED/LCD segments will be lit to indicate the Test mode has
been entered.
Key Tables for Test Mode
Key Name
Clock
Start
Start
Start
Start
Start
Hood Light
Hood Fan
Timer
Turntable On/ Off
Cook
Power
Reheat
Defrost
AccuPop
Steam/Simmer
0
1
2
3
4
5
6
7
8
9
Cancel
For Service Technician Use Only

Diagnostics - Touch Panel

The Upper Row Display
value such as 0-200
ACU xx.xx.xx
UI:xx.xx.xx
LT:xx
RT:xx
GEE:xx.xx.xx
key 03
key 04
key 05
key 09
value between 2000 and 9000
-
key 24
key 29
key 25
key 31
key 10
CL
11
HF_Mid LOW
HF_Mid HIGH
LCD off
HL_HIGH
HL_LOW
HF_HIGH
HF_LOW
: or xx:xx
3. Open door. The model number will be displayed.
4. Close door. All display segments will be lit.
5. Press indicated keypad for correct display readout and beep.
NOTE: If the Cancel button is pressed during this diagnostic
routine, you will exit the Test mode.
Function
NTC sensor check
ACU SW version check
UI SW version check
Left touch SW version check
Right touch SW version check
GEE SW version check
-
-
-
-
Humidity sensor check
-
-
-
-
-
-
Cavity lamp turn on
-
Hood Fan turn on (Mid low Speed)
Hood Fan turn on (Mid High Speed)
Standby power check
Hood Light turn on (high level)
Hood Light turn on (low level)
Hood Fan turn on (High Speed)
Hood Fan turn on (LOW Speed)
Exit test mode to idle mode
Low Profile Microwave Hood Combination
DIAGNOSTICS (Cont.)
Buzzer
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
1 beep
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