User Guide

RH-4 Company Confidential
BB Description & Troubleshooting CCS Technical Documentation
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Change A-Cover.
Is it OK
Retest
No
Yes
Yes
Check N301 is
properly soldered
No
Yes
Change
N301
Check
Engine with
JIG
Measure ~2.78V in
N301 pin 1.
Yes
Pin 3 should
be down when magnet
is not above the component.
~1.8V when magnet is
above
Check R311
and VFlash1
No
Yes
Change
N301
No
Hall sensor
failure
Retest