Important User Information
Intrinsic safety
The DT590 phone is not specified as intrinsically safe, so do not use it in areas with a danger of explosion.
Preparing for use
Before using your phone for the first time you have to charge and connect the battery, see section “Installation” on page 96.
Note: Place the phone in the charger and charge it for at least one hour before using it the first time.
| Show IPEI code |
| Your phone has an International Portable part Equipment Identity |
| (IPEI) code. This code is unique for each phone, and it is needed for |
| your system administrator to enable network subscription of your |
| phone. Furthermore, if your phone is blocked because an incorrect |
| PIN code has been entered three times, you can unlock it with the |
*#06# ÜÛ | IPEI code. |
The IPEI code (13 characters) is displayed. | |
| When your phone is in idle mode, you can display the IPEI code: |
| Dial and press. |
| Note: Write down the IPEI code for future use. If you cannot |
| retrieve the IPEI code, please contact your system |
| administrator. Keep the IPEI code secret to prevent misuse |
| of your phone. |
DT590 | 9 |