True Fitness 350 Black, Service Manual

Page: 17 / 83

Symptom Probable Cause Corrective Action
Soft Select
Malfunctions
(continued)
AC Power Issues
Wire Harness
•
Is AC power LED D3 lit?
•
No- check F1 fuse. If F1 is good check for AC voltage between TP1
and TP5. If fuse and voltage are good- replace the board.
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•
Yes- While in calibration mode Press the Softer button- LED D1
should light, press the Firmer button- LED D2 should light. If the
lights respond to the button then command is being sent from the
upper board and received at the soft select board. If lights do not
respond check or replace 6-pin data cable, if cable is ok- replace
upper panel.
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Support Services 800-883-8783 Mon-Fri 8:30am-5:00pm Central Time Zone Fax: 636-272-7148
Page 15
SOFT SELECT BOARD
ILLUSTRATION