Troubleshooting for Nokia Asha 308 Dual SIM

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In two (double) SIM phone, only one SIM card can be standby/active at a time.

In dual SIM phone, both SIM cards are available at the same time when the device is not being used (so-called 'dual standby'), but while one SIM card is active, for example, making a call, sending or receiving a message, or transferring data, the other is unavailable.

Both SIM cards can be connected to the network at the same time, but while one SIM card is active, for example, making a call, sending or receiving a message, or transferring data, the other is unavailable.

If your device is a dual SIM device (like X1-01 and C2-00), which means both SIM cards can be connected to the network at the same time, your device has two IMEI numbers.

If your device is a two SIM device (like C1-00), which means only one SIM card can be connected to the network at a time, your device has only one IMEI number.

Only sim 1 IMEI is used to check for warranty.

• Try to calibrate the touch screen if it feels inaccurate. To calibrate the touch screen, tap the Menu icon and select Settings > Phone > Touch settings > Screen calibration, and follow the instructions on the screen.
• If it does not help. reset factory settings. Backup your phone before doing so.
• If it does not help, try to update with the latest available sw for your phone.
• If it does not help, visit the Nokia Care Point in your area. For contact information, go to your local Nokia support page.

To avoid unintentional activation of touch controls, the automatic keylock cannot be disabled.

When you start Mail for Exchange for the first time, you are prompted to do the following:

• Give your Exchange mail address, domain, username, and password. The app fetches your MS Exchange server name based on the data you gave. If this fails, you are prompted to give also your server name.
• Select your time zone
• Define which Exchange items you want to sync. Note that you can later change the items to be synced (Options > Settings > Sync Options).
• Depending on your mail server security policy, you may be asked to define a lock password for Mail for Exchange

If you defined the Exchange items to be synced, the first sync will be done. 

To ensure that Mail for Exchange suits your needs, you should consider the following:

• Defining a lock code and a period after which the application is locked if it hasn’t been used (Options > Settings > Security)
• Adjusting the period from which messages are retrieved (Options > Settings > Email)
• Defining whether the messages you send are saved (Options > Settings > Email)
• Adjusting how often sync is done on the days and time you define as a peak time, on off-peak time, and when you are roaming (Options > Settings > Schedule)
• Selecting more folders to be synced in addition to the default Inbox and Outbox folders (Options > Manage Subscribed Folders)

To personalise your Mail for Exchange, you can do the following:

• Define your Inbox layout (Options > Settings > Email)
• Create a signature  (Options > Settings > Email)
• Enable or disable Rich Text format  (Options > Settings > Email)

For detailed instructions on downloading and setting up Mail for Exchange on your Nokia Asha 302 phone please also see the following video:

Set up Mail for Exchange

Make sure the mobile data is turned on. In notifications bar, select mobile data. 

Applies for Nokia Asha 305, 306, 308 and 309.

If the touch screen calibration is interrupted by pressing Call key or End key, the applied settings may cause instability when using the touch screen or the Call and End keys. In such situation, the calibration should be done again.

To view the size of available memory on your device, select Menu > Settings > Phone (or Phone settings or Device) > Memory status.