Network Problems - Sony Ericsson P910a Troubleshooting Manual, Mechanical

3 Network Problems

•
Perform sections 1.1 (Liquid Damage) and 1.2 (Flashing) before proceeding
Troubleshooting Steps
1. If a network problem exists, check whether the SIM
connector is damaged, dirty, or oxidized. If the SIM
connector is dirty or oxidized, clean it. If the SIM
connector is damaged, send the unit to a location
approved to perform electrical repairs.
2. Check whether the spring fingers of the antenna
contact on the circuit board are damaged, dirty, or
oxidized. If the spring fingers are dirty or oxidized,
clean them. If the antenna contact is damaged, send
the unit to a location approved to perform electrical
repairs.
3. Check whether the contact pad on the antenna is
damaged, dirty, or oxidized. Clean the antenna's
contact pad or replace the antenna as necessary.
4. Check whether the external RF port is damaged,
dirty, or oxidized. If the RF port is dirty or oxidized,
clean it. If the RF port is damaged, send the unit to a
location approved to perform electrical repairs.
•
Refer to section 1.3 (Unrepairable at the Mechanical Level)
4/000 21-1/FEA 209 544/90 A
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Sony Ericsson Mobile Communications AB
Trouble Shooting Guide, Mechanical
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