40 October 14, 2005 6809495A75-O
Troubleshooting L6
The following section provides a reference for the parts associated with L6
telephones.
6. Receive audio from earpiece speaker is
weak or distorted.
a) Connections to or from transceiver
board defective.
Check connection from the earpiece to the
transceiver board. If connection is not at fault,
proceed to b.
b) Earpiece speaker defective. Temporarily replace the speaker with a known
good speaker. Ensure good connection. Place a
call and verify improvement in earpiece audio. If
fault is cleared, reassemble the phone with the
good transceiver board. If fault is not cleared,
proceed to c.
c) Transceiver board defective. Replace the transceiver board (refer to 1c).
Verify that the fault has been cleared and
reassemble the phone with the new transceiver
board.
7. Vibrator feature not functioning. a) Vibrator defective. Replace vibrator. If the fault has not been
cleared, proceed to b.
b) Transceiver board defective. Replace the transceiver board (refer to 1c).
Verify that the fault has been cleared and
reassemble the phone with the new transceiver
board.
8. Internal Charger not working. Faulty charger circuit on transceiver
board.
Test a selection of batteries in the rear pocket of
the desktop charger. Check LED display for the
charging indications. If these are charging
properly, then the internal charger is at fault.
Replace the transceiver board assembly (refer
to 1c). Verify that the fault has been cleared and
reassemble the phone with the new transceiver
board assembly.
Table 4. Level 1 and 2 Troubleshooting Chart (Continued)
Symptom Probable Cause Verification and Remedy
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