
X458 L3 Service Manual
47
9.2.3 After several seconds, it shows the IMEI is written to the phone successfully.
Chapter 10 CIT Testing
Input “*#84666*#” in the standby mode.
1. Version: Confirm the firmware version.
2. Echo Loop: Receiver shall produce sound when blowing over the mic.
3. Keypad: Press every button on the handset until the screen is clear.
4. Vibrator
:
Press “start” then the vibration shall start.
5. Lond SPK: Press “start” the speaker shall work.
6. Ringtone: Press “start” the ringtone shall be played.
7. LED
:
Press “OK” to test the LED.
8. LCD: Select “Auto Display” LCD shall perform the self-testing.
9. Receiver
:
Press ”start” the receiver shall produce sound.
10. Camera: Menu- Camera, test the capture and shooting, no need to save.
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Summary of Contents for X458
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