Programming: Software Upgrade And Flexing - Motorola V635 Service Manual

Digital wireless telephone, gsm 900/1800/850/1900 mhz, gprs
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Troubleshooting
Table 4. Level 1 and 2 Troubleshooting Chart (Continued)
SYMPTOM
9. Vibrator feature not functioning.
10. Internal Charger not working.
11. Real Time Clock resetting when
standard battery is removed.
12. No or weak audio when using headset. a) Headset not fully pushed home.

Programming: Software Upgrade and Flexing

46
PROBABLE CAUSE
b) Transceiver board assembly
defective.
a) Flip assembly defective
b) Transceiver board assembly
defective.
Faulty charger circuit on transceiver
board assembly.
Lithium button cell in the display board
may be depleted.
b) Faulty jack socket on transceiver
board assembly.
Contact your local technical support engineer for information about equipment and
procedures for flashing and flexing.
November 16, 2004
VERIFICATION AND REMEDY
Replace the transceiver board assembly (refer
to 1c). Verify that the fault has been cleared and
reassemble the unit with the new transceiver
board assembly.
Replace the flip assembly with a known good flip
assembly. If fault has been cleared, reassemble
with the new flip assembly. If fault not cleared,
proceed to b.
Replace the transceiver board assembly (refer
to 1c). Verify that the fault has been cleared and
reassemble the unit with the new transceiver
board assembly.
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 unit with the new transceiver
board assembly.
Refer service to a Level 3 service center for
replacement.
Ensure the headset plug is fully seated in the
jack socket. If fault not cleared, proceed to b.
Replace the transceiver board assembly (refer
to 1c). Verify that the fault has been cleared and
reassemble the unit with the new transceiver
board assembly.
V635
6809490A75-O

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