Motorola C330, Руководство по обслуживанию

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38 August 20, 2002 6881040B65
Troubleshooting Product Family 0C35
Programming: Software Upgrade and Flexing
Contact your local technical support engineer for information about equipment and
procedures for flashing and flexing.
b) Transceiver board defective. Replace the transceiver board (refer to 1c).
Verify that the fault has been cleared and
reassemble the unit with the new transceiver
board.
6. Receive audio from earpiece speaker is
weak or distorted. a) Elastomeric connections between
front Endo earpiece speaker and
transceiver board faulty. Replace the front Endo with a known good one.
Reassemble with a new front Endo if the fault
goes away. If the fault is still present, proceed to
b.
b) Transceiver board defective. Replace the transceiver board (refer to 1c).
Verify that the fault has been cleared and
reassemble the unit with the new transceiver
board.
7. Telephone will not recognize or accept
SIM card. a) SIM card defective. Check the SIM card contacts for dirt. Clean if
necessary, and check if fault has been cleared.
If the contacts are clean, insert a known good
SIM card into the telephone. Power up the unit
and confirm that the card has been accepted. If
the fault goes away, replace the defective SIM
card. If the SIM card is not at fault, proceed to b.
b) Pressure contact between SIM
block on back Endo and transceiver
board defective.
Replace the back Endo with a known good one.
If problem goes away, replace with a new back
Endo and reassemble. Else 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.
8. Vibrator feature not functioning. Transceiver board defective. Replace the transceiver board with a known
good transceiver board (refer to 1c). Verify that
the fault has been cleared and reassemble the
unit with the new transceiver board.
9. Internal Charger not working. Transceiver board defective. Replace the transceiver board with a known
good transceiver board (refer to 1c). Verify that
the fault has been cleared and reassemble the
unit with the new transceiver board.
10. No or weak audio when using headset. a) Headset plug not pushed in fully. Ensure the headset plug is fully seated in the
jack.
b) Faulty jack on transceiver board. Replace the transceiver board with a known
good transceiver board (refer to 1c). Verify that
the fault has been cleared and reassemble the
unit with the new transceiver board.
Table 3. PF 0C35 Telephone: Level 1 and 2 Troubleshooting Chart (Continued)
Symptom Probable Cause Verification And Remedy