Troubleshooting; Battery And Charging Problems - Tru-Test XRS Service Manual

Troubleshooting

Battery and charging problems

Symptom
Both models:
Battery goes flat too
soon.
XRS EID Stick Reader
only: The charging
symbol on the LCD is
not cycling during
charging.
SRS EID Stick Reader
only: The red and
green LEDs are not
flashing during
charging.
XRS EID Stick Reader
only: Battery goes flat
too soon even though
the charging symbol
on the LCD is cycling
during charging and
displays full when
charging complete
(disconnect power
adaptor and wait for 5
minutes).
SRS EID Stick Reader
only: Battery goes flat
too soon even though
the red and green
LEDs flash during
charging and red LED
remains on constantly
when charging
complete (disconnect
power adaptor and
wait for 5 minutes).
Both models:
Stick reader won‟t turn
on.
Issue 2, 02/2013
Cause
Power adaptor is faulty.
SRS/XRS adaptor cable
is faulty.
Battery faulty.
Serial connector faulty.
Main module faulty.
Battery faulty.
Battery faulty.
Serial connector not
fitted correctly or faulty.
On button faulty.
Solution
Try charging the stick reader battery using a known
good power adaptor. Replace power adaptor if required.
Try charging the stick reader battery using a known
good SRS/XRS adaptor cable. Replace SRS/XRS
adaptor cable if required.
Test the battery. See page 21.
Replace battery if required. See page 27.
Try replacing the serial connector and loom. See page
32.
Replace the main module. See page 28.
Test the battery. See page 21.
Replace battery if required. See page 27.
Test the battery. See page 21.
Replace battery if required. See page 27.
Try refitting or replacing the serial connector and loom.
See page 32.
Replace the top case. See page 30.
SRS and XRS EID Stick Reader
8