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Troubleshootin
g
Cause Solution
4. Control boa
rd or cable
failure.
Ifthereisnov
oltage across the pins on the board or it is less than 9 Vdc, check
LEDs D8, D9, an
d D10. If they are lit and functioning properly, or other solenoids
in the module a
re working properly, replace the color change board.
If D9 is not lit:
• Verify the condition of the fuse (F1) and replace if necessary. See
Replace the Color Change Board Fuse, page 44.
• Check if the cable is disconnected or damaged.
• Check the isolation board. See the PD2K Repair-Parts manual.
If D8 is not b
linking:
• Cycle the system power.
• Check if the cable is disconnected or damaged.
• Check the isolation board. See the PD2K Repair-Parts manual.
If D10 is not occasionally blinking:
• Check if t
he cable is disconnected or damaged.
• Check the
isolation board. See the PD2K Repair-Parts manual.
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