Sony NE720LS - Manual (Page 31)

Additional Information
Troubleshooting
Should any problem persist after you have checked these symptoms, consult your nearest Sony
dealer.
Power
Symptom Cause and/or corrective action
The rechargeable battery cannot
be charged.
 The rechargeable battery is not inserted in the battery
compartment. Insert the rechargeable battery ( page 11).
 The CD is playing. Turn it off ( page 16)
 While the CD player is stopped, press /CHG.
 You press  on the remote. Press /CHG on the CD player.
Sound
Symptom Cause and/or corrective action
The volume does not
increase even if you turn the
VOL +/– control on the remote in
the + direction repeatedly (even
if you press VOL + repeatedly on
the player).
 “AVLS” is set to “ON.” Set it to “OFF” ( page 27).
 “AUDIO OUT” is set to “LINE OUT.” Set it to
“HEADPHONE” ( page 28).
No sound, or noise is heard.  Connect the headphones/earphones plugs firmly.
 The plugs are dirty. Clean the headphones/earphones plugs with
a dry soft cloth periodically.
The volume cannot be adjusted.  “AUDIO OUT” is set to “LINE OUT.” Adjust the volume using
the volume control on the connected device, or set “AUDIO
OUT” to “HEADPHONE” ( page 28).
A rustling noise is heard from
the CD.
 Close the lid of the battery compartment firmly ( page 11).
When using the player with a
stereo system connected, the
sound is distorted or noisy.
 “AUDIO OUT” is set to “LINE OUT.” Adjust the volume of the
connected device ( page 28).
 “AUDIO OUT” is set to “HEADPHONE.” Adjust the volume
on the player ( page 28).
EQUALIZER items cannot be set
up.
 “POWERSAVE” is set to “2” ( page 28).
Continued 
31
Additional Information
D-NE720/NE720LS.GB.2-541-637-11(1)