Symbol Technologies MicroBase MRC-921 - Manual (Page 26)

Troubleshooting
12
LEDs remain on after the power-on self test
• Remove the spare battery pack and PTC, if
present, from the MRC-921. Unplug the power
pack; then plug it in again.
• If the LEDs remain lit, call your Telxon service
representative.
The red LED for the PTC does not light
• Make sure the PTC is installed correctly in its bay.
• Exchange the battery pack in the PTC-921 with
the spare battery pack.
Refer to page 9 for information on
disposing of your nickel-cadmium
battery pack.
If the red PTC LED now lights, the first battery
pack is faulty and must be discarded.
If the red LED still fails to light, call your Telxon
service representative.
The red LED for the spare battery pack does
not light
• Make sure the battery pack is installed correctly in
its bay.
• Exchange the spare battery pack with the battery
pack in the PTC-921.
Refer to page 9 for information on
disposing of your nickel-cadmium
battery pack.
If the red spare battery pack LED now lights, the
spare battery pack is faulty and must be discarded.
If the red LED still fails to light, call your Telxon
service representative.
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