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FOR SERVICE TECHNICIAN ONLY - DO NOT REMOVE OR DESTROY
5. With the desired drying mode shown, press
the START button to save the drying mode and
exit diagnostics (the START button in this mode
does not start a drying cycle). The result will be
stored in EEPROM of the control board, and will
be retained after a power loss.
6. Press the POWER or POWER/CANCEL (Maytag
models) button at any time to cancel changes and
exit from this mode.
TEST #5 Buttons and Indicators
This test is performed when any of the following
situations occurs during the Console Buttons and
Indicators Diagnostic Test, page 5:
None of the indicators light up
No beep sound is heard
Some buttons do not light indicators
None of the indicators light up:
1. See Diagnostic Guide/Before Servicing...
on page 1.
2. Perform TEST #1, page 14, to verify supply
connections.
3. Perform steps in Accessing & Removing the
Electronic Assemblies, page 23, and visually
check that the P5 connector is inserted all the
way into the machine control electronics.
4. Visually check that the user interface
assembly is properly inserted into the console.
5. If both visual checks pass, replace
the user interface assembly.
6. Reassemble all parts and panels.
7. Plug in dryer or reconnect power.
8. Activate the Service Diagnostic mode per
procedure on page 2. Then activate the User
Interface/Control System test and verify the repair
by completing the Buttons and Indicators test per
procedures on page 5.
9. If indicators still do not light, the machine
control electronics has failed:
Unplug dryer or disconnect power.
Replace the machine control electronics.
Reassemble all parts and panels.
Plug in dryer or reconnect power.
Activate the Service Diagnostic mode per
procedure on page 2. Then activate the User
Interface/Control System test and verify the repair
by completing the Buttons and Indicators test per
procedures on page 5.
No beep sound is heard:
1. Perform steps in Accessing & Removing the
Electronic Assemblies, page 23, and visually
check that the P5 connector is inserted all the
way into the machine control electronics.
If visual check passes, replace the user
interface assembly.
2. Reassemble all parts and panels.
3. Plug in dryer or reconnect power.
4. Activate the Service Diagnostic mode per
procedure on page 2. Then activate the User
Interface/Control System test and verify the repair
by completing the Buttons and Indicators test per
procedures on page 5.
5. If replacing the user interface assembly failed:
Unplug dryer or disconnect power.
Replace the machine control electronics.
Reassemble all parts and panels.
Plug in dryer or reconnect power.
Activate the Service Diagnostic mode per
procedure on page 2. Then activate the User
Interface/Control System test and verify the repair
by completing the Buttons and Indicators test per
procedures on page 5.
Some buttons do not light indicators:
1. Perform steps in Accessing & Removing
the Electronic Assemblies, page 23, and visually
check that the user interface assembly is
properly inserted into the console.
If visual check passes, replace the user
interface assembly.
2. Reassemble all parts and panels.
3. Plug in dryer or reconnect power.
4. Activate the Service Diagnostic mode per
procedure on page 2. Then activate the User
Interface/Control System test and verify the repair
by completing the Buttons and Indicators test per
procedures on page 5.
TEST #6 Door Switch
Perform steps under Activating the Service
Diagnostic Mode, page 2, and activate the User
Interface/Control System test. Then perform the
Door Switch Diagnostic test, page 5. Functionality
is verified with a beep each time the door is closed
and opened, and, on models with seven segment
display, an alphanumeric number appears in the
display (i.e., 05). On models without seven segment
display, the TEMP, TEMP LEVEL, or DRY TEMP
indicators (depending on model) display the
Control Software ID along with the WET or DONE
(DRY on some models) indicator illuminating
to indicate fuel type.
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