CipherLab 8500 Reference Manual page 107

Over MODEM port via cradle —
Check if the modem connection is correct and secured.
Make sure the modem parameters are configured to match the parameters on the mobile
computer. Try to establish connection again.
Make sure the mobile computer is well seated inside the cradle. DO NOT remove the mobile
computer or disconnect the cradle before communications are done.
If the problem persists, run the IR Echo Test to check the IR interface between the mobile
computer and the cradle.
About abnormal response...
The LED or LCD seems not working properly —
Perform the LCD & LED test.
If the problem persists, reload the battery pack and perform the test again.
The buzzer seems not working properly —
Perform the buzzer test.
If the problem persists, reload the battery pack and perform the test again.
The mobile computer seems not working properly —
First upload all data to a computer, and then perform the memory test.
If the problem persists, reload the battery pack and perform the test again.
The touch screen seems not working properly —
Perform the touch screen test.
If the problem persists, reload the battery pack and perform the test again.
The vibrator seems not working properly —
Perform the vibrator test.
If the problem persists, reload the battery pack and perform the test again.
(see 3.3.8)
(see 3.3.3)
(see 3.3.2)
(see 3.3.6)
(see 3.3.7)
Appendix II Troubleshooting
(see 3.3.5)
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