Sony Walkman NWZ-B103F Operation Manual page 28

Troubleshooting (continued)
FM Tuner
Symptom Cause/Remedy
You cannot hear the FM • The receiving frequency is not fully tuned in.
 Select the frequency manually to improve reception (  page
broadcast well.
27).
Reception is weak and sound • The radio signal is weak.
 Listen to the FM broadcast near a window since the signal
quality is poor.
may be weak inside buildings or vehicles.
• The headphone cord is not extended enough.
 The headphone cord functions as an antenna. Extend the
headphone cord as far as possible.
The FM broadcast is affected by • A device emitting radio signals, such as a mobile phone is being
interference. used near the player.
 When using such devices as mobile phones, keep them away
from the player.

Other
Symptom Cause/Remedy
There is no beep sound when the • "Beep" is set to "Beep OFF. "
 Set "Beep" to "Beep ON" (  page 41).
player is operated.
The beep sound level varies. • The beep sound level varies according to the current volume of
the player.
The player gets warm. • The player may be warm when the battery is being charged and just
after charging. The player also may get warm when a large amount
of files are transferred. This is normal and is not cause for concern.
Set the player aside for a while to allow it to cool down.
The date and time have been • If you left the player for a while with the battery used up, the
reset. date and time may be reset.
 This is not a malfunction. Charge the battery until
appears on the screen (  page 13) and set the date and time
again (  page 41).
All settings of the player have • You moved, deleted, or renamed the system files. Or, the built-in
been reset. flash memory of the player was formatted using other than the
"Format" menu of the player.
 If you do any of the above operations, the system will be
restructured and all settings of the player will be reset when
you disconnect the player from the computer or other devices.
If the player does not function normally after you format the
player using other than the "Format" menu of the player,
format the built-in flash memory using the "Format" menu of
the player (  page 42).
Continued 