Troubleshooting, Unit, Contacts – Rockwell Automation 2727-TRS74xx MobileView Tablet Quad Charging Station User Manual

Page 7

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Publication 2727-IN008B-MU-P

MobileView Tablet Quad Charging Station 7

Unit

Disconnect the power cord and power supply from the charger. The
case and faceplate can be cleaned using a soft cloth dampened with
water. Alcohol can be used for stubborn stains. Do not apply liquids
directly to the unit; apply sparingly on the cloth.

Contacts

The contacts on the charger and battery holders can be cleaned by
gently rubbing with a pencil eraser. Do not use abrasive or harsh
detergent cleaners.

Troubleshooting

Table 2 Troubleshooting

Symptom/Situation

Probable Cause

Corrective
Action/Solution

Power indicators are not lit
on all stations.

Power supply cord is not
connected to wall or power
supply.

Check power supply cord.

Automatic power supply
shut down.

Connecting AC power
source before connecting
the power supply to the
charger.

Disconnect AC power
source, wait 15 seconds,
reconnect AC power source.

Power supply power
indicator is not lit.

Power supply protection
circuitry is tripped. Bad
power supply.

Unplug power supply and
retry in 15 minutes. Replace
power supply.

Power indicator is not lit on
one station.

Bad station.

Do not use station. Return
for repair.

Battery fault indicator
continues to flash after
battery insertion.

Over discharged battery.
Defective battery.
Hot battery.

Leave battery in charger for
15 minutes then reinsert.
Replace battery.
Let battery cool.

Station will not go into
charge.

Adapter is not seated.
Defective adapter.
Defective battery.
Dirty contacts/connection.

Reseat adapters.
Replace adapter.
Replace battery.
Clean contacts.

Battery not getting full
charge.

Dirty contacts/connection.
Adapter is not seated.
Defective battery.

Clean contacts.
Reseat adapter.
Replace battery.

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