Sony Walkman NW-MS11 Operating Instructions Manual page 27

Other
Symptom
The buttons do not operate.
There is no beep sound to indicate
that operation has been accepted.
Cannot insert the "Memory Stick."
The current time is reset.
Cannot use a "Memory Stick" used
on other devices.
Cause/Remedy
c Make sure the HOLD switch is OFF (page 16).
c You must recharge the battery (page 8).
c Set the BEEP setting to ON in the menu (page 17).
c Make sure the "Memory Stick" is correctly inserted as shown
on Network Walkman (page 9).
c The battery is low and needs to be charged.
c Only "MagicGate Memory Stick" can be used with this player.
c If the "Memory Stick" has been formatted using a computer,
backup the files of the"Memory Stick" on your computer if
necessary, and reformat the "Memory Stick" using this player
(page 21).
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