Software Update; Phone Lock Reset - Sony Ericsson K770 Test Instruction, Mechanical

2.2 Software Update

Update the handset with the latest signalling software using EMMA III.
2.2.1 Verify Software Version
To verify if the mobile needs new software, you have to check the Software Version
in the mobile. Current Software Versions are checked using the following steps:
1. Start the phone.
2. Press the following Navigation key and keypad sequence: → ∗ ← ← ∗ ← ∗
3. Select "Service Info".
4. Select "Software info".
5. Check the software file revisions on the display. (Contact your line supervisor to
determine what the latest SW revision is.)
6. Press "OK" to return to the "Service Info" menu.
2.2.2 Update Software Version
Update the software in the mobile by doing the following:
1. Attach a fully charged battery to the mobile.
2. Open the EMMA III application and log in.
3. Ensure the mobile is powered off.
4. While holding the "C" button connect the mobile to the USB Flash Cable.
5. Select the appropriate protocol and follow the instructions.

2.3 Phone Lock Reset

If the phone lock is on for this model, you must use the Phone Lock Reset tool in
EMMA III to automatically reset the 4 digit phone lock code to "0000".
1. Attach a fully charged battery to the mobile.
2. Open the EMMA III application and log in.
3. Ensure the mobile is powered off.
4. While holding the "C" button, connect the mobile to the USB Flash Cable.
(Once the USB Icon appears in the EMMA III window you may release the "C"
button.).
5. When prompted, select "Phone Lock Reset".
6. The program will display "Success" on the USB Icon when the Phone lock
code has been reset to 4 zeros "0000".
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Company Internal Sony Ericsson Mobile Communications AB
Test Instruction, Mechanical
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