Preliminary Layla850 P1B
Device lock Phone locked is displayed followed by the prompt Enter lock code.
Your P910a is locked to prevent unauthorized use. To unlock the P910a:
•Enter your device lock code, 0000 by default,
then press or .
Key symbol The keypad is locked to prevent unintentional key action.
Press followed by to unlock the keys.
Indicator light
Flashes red This indicates that the battery is running low and soon needs recharging or replacing with a spare.
•With Vehicle Handsfree (VHF) equipment, make sure that the following are inserted or connected: Your P910a and its holder, the fuse in the fuse holder, and/or the external antenna.
Does not flash If the indicator light at the top of your P910a does not flash and no network is displayed there is no network within range. See ‘Telephone does not work’ on page 178.
Communication problems
Telephone does • The received signal can be too weak, possibly
not work | because you are being shielded from the signal. |
| Check your display signal strength indicator. |
| Move outdoors or up from the ground to obtain a |
| sufficiently strong signal. |
| • Make sure the P910a is not set in Flight mode. |
| • Your P910a might be busy sending or receiving |
| data or email. |
| • Check the settings for diverting or restricting |
| calls. See ‘Divert calls’ on page 54, ‘Accept |
| calls’ on page 54 and ‘Restrict calls’ on page 55. |
| • If Emergency calls only is displayed on the |
| screen, you are not allowed to use the network |
| within range. You can, however, usually make an |
| emergency call using the emergency number. |
| • If No network is displayed on the screen, you are |
| in an area that is not covered by a network or the |
| received signal is too weak. |
Cannot hear | • Increase the ring signal volume. |
incoming call | • Your P910a is set in silent mode. |
| • Your P910a is set in Flight mode. |
178 Troubleshooting