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Component Testing Information
To avoid risk of electrical shock, personal injury or death; disconnect power before servicing, unless
testing requires power.
Membrane Pad Continuity Checks
Unplug ribbon connector from display board. Touch probe of meter to the appropriate pin numbers listed in the chart.
Meter will show infinite unless the appropriate key is pressed.
Button
Pin Number
Home
5 & 3
Favorites
6 & 3
Back
5 & 4
Off
5 & 7
Start/Pause
6 & 7
Help
6 & 4
Stain Brain
5 & 8
Cycle Library 6 & 8
Note: When the Neptune TL is plugged in, the Machine Control Board will check the lid latch mechanism every 20
seconds. If found to be locked with no cycle running, the Control Board will send a signal to the switch to unlock the
lid.
16023174
!
Pin # 2
WARNING
12
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