6.3.2.1
TROUBLESHOOTING CASE 1
Possible cause
Case 1
No digital signal
(RX and TX) to the
display.
6.3.2.2
TROUBLESHOOTING CASE 2
Possible cause
Case 2
Hall Sensor defec-
tive or incorrectly
connected.
6.3.2.3
TROUBLESHOOTING CASE 3
Possible cause
Case 3
Magnet.
Page 44
Components
in-
volved
Connect the PC to the console to power the de-
vice, turn the brake knob and check that the
Watt Sensor Board
level on the display changes:
and voltage con-
verter
connection
cable.
Console and volt-
age converter con-
nection cable.
Watt Sensor board.
Table 17
Components
volved
Hall
Sensor
wiring.
Table 18
Components
volved
Magnet.
Table 19
New Group Cycle (D92):
Technical Service Guide - Rev. 5.1
What to do:
•
If the braking level CHANGES: then the
connection between the display and the
voltage converter is correct, therefore re-
place the Watt Sensor or the connection
cable between the Watt Sensor and the
transformer.
•
If the level does NOT change: then replace
the wiring between the voltage converter
and the console.
in-
What to do:
and
Replace.
in-
What to do:
Replace.
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