Tech Sheet

FOR SERVICE TECHNICIAN’S USE ONLY
18
4. Measure the resistance between connectors J8-2 and P5-1. It should be
500 Ω to 3000 Ω at 77°F (25°C).
5. If the resistance check is outside the range, replace the door latch
assembly. Verify that the error is gone. If all checks were correct, replace
Copernicus Appliance Manager.
6. Reassemble all parts and panels before operating.
7. Plug in oven or reconnect power.
8. Verify operation is normal. Enter the Diagnostics menu, select “Error
Diagnostics,” and clear the history.
FAILURE ERROR LIKELY FAILURE CONDITION
F6
E0 Oven user interface - lostcommunication
E6 Oven appliance manager - lostcommunication
SUGGESTED CORRECTIVE ACTION PROCEDURE
NOTE: Before starting any test, cycle power to the oven(power off, wait 10
seconds, and power on).
PROCEDURE: Before proceeding, verify the error codeby entering the
Diagnostics mode and selecting “Error Diagnostics.”
1. Unplug oven or disconnect power.
2. Check continuity of wirings between P1-4 and J15-3, then P1-5 and
J15-2.
3. Check for continuity between P1-1 and P1-2.
4. If all checks are correct, replace Copernicus Appliance Manager.
5. Reassemble all parts and panels before operating.
6. Plug in oven or reconnect power.
7. If the error appears again, unplug oven or disconnectpower.
8. Replace the HMI-Central/UI board.
9. Reassemble all parts and panels before operating.
10. Plug in oven or reconnect power.
11. Follow the on-screen prompts to select the model number if the UI was
replaced.
12. Verify operation is normal. Enter Diagnostics mode, select “Error
Diagnostics,” and clear the history.
Copernicus
Appliance Manager
P5
J8
YL
WH
WH
N
Motor Door Latch
1
2
3
4
5
6
7
1
2
YL
YL
BU
NL
2L1
1
2
3
4
WH
BK
OR
OR
BR
P1
Oven Appliance
Manager
SMPS
14V DC
15 W
CONN2
CONN7
HMI Right
J7J5
J15
User Interface
J4J6
HMI Left
6
5
1
2
123 4 5
1 2 3 4
Control Panel Assembly