INNOSTREAM INNO-A21 User Manual page 120

INNO-A21 User's Guide
pocket.
- Battery must be recycled or disposed properly, and must not be disposed of in municipal
waste. Never dispose batteries in a fire.
- When you unplug your phone from its charger, grasp and pull the plug, not the power cord.
- For good operation times, discharge a Li-ion battery from time to time by leaving your phone
switched on until it turns itself off.
- Do not drop, knock or shake it.
- Do not use harsh chemicals, cleaning solvents, or strong detergents to clean it. Wipe it with a
soft cloth slightly dampened in a mild soap-and-water solution.
If you meet a trouble on your phone operation, please check the followings.
These checks enable you to save time and expense due to the unnecessary after-service.
1. When Enter PIN appears at the power-up.
The PIN check is currently enabled.
You must enter the PIN supplied together with your SIM card. You can disable the PIN check if you
want, please see Security Setting menu in section 9.
2. When Enter PUK appears at the power-up.
PIN has been entered invalidly three times in succession and your SIM card has been blocked.
In order to unblock it, you must enter the PUK supplied together with your SIM card.
3. When Insert SIM screen appears at the power-up.
Please check that your SIM card is inserted properly.
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14. Troubleshooting
INNOSTREAM Confidential