Nokia N78 - Manual (Page 156)

Troubleshooting
Q: What is my password for the lock, PIN, or PUK
codes?
A: The default lock code is 12345. If you forget or lose
the lock code, contact your device dealer. If you forget
or lose a PIN or PUK code, or if you have not received
such a code, contact your network service provider. For
information about passwords, contact your access
point provider, for example, a commercial internet
service provider (ISP) or network service provider.
Q: How do I close an application that is not
responding?
A: Press and hold . To close an application, scroll to
it, and press C . Pressing C does not close Music player.
To close Music player, select it from the list, and
Options > Exit .
Q: Why do images look smudgy?
A: Ensure that the camera lens protection windows are
clean.
Q: Why do missing, discoloured, or bright dots
appear on the screen every time I turn on my
device?
A: This is a characteristic of this type of display. Some
displays may contain pixels or dots that remain on or
off. This is normal, not a fault.
Q: Why can't my device establish a GPS
connection?
A: Find more information about GPS, GPS receiver,
satellite signals, and location information in this user
guide. See "Positioning (GPS)", p. 35.
Q: Why can’t I find my friend’s device while
using Bluetooth connectivity?
A: Check that both devices are compatible, have
activated Bluetooth connectivity, and are not in hidden
mode. Check also that the distance between the two
devices is not over 10 metres (33 feet) and that there
are no walls or other obstructions between the devices.
Q: Why can’t I end a Bluetooth connection?
A: If another device is connected to your device, you
can either end the connection using the other device
or by deactivating Bluetooth connectivity. Press ,
and select Tools > Bluetooth > Bluetooth > Off .
156
Troubl
es
hooti
ng