Sony D-NE510 - Manual (Page 28)

28
Troubleshooting
Should any problem persist after you have checked these symptoms, consult your nearest Sony
dealer.
Symptom
The volume does not
increase even if you press
the VOL + button repeatedly.
No sound, or noise is heard.
Certain files cannot be
played.
The playing time is too short
when powered with the dry
batteries.
“Lo batt” appears in the
display. The CD does not
play.
“HI dc In” appears in the
display.
The CD does not play or
“No disc” appears in the
display when a CD is placed
in the CD player.
“HOLD” flashes in the
display when you press a
button, and the CD does not
play.
Cause and/or corrective actions
c If “AVLS” flashes in the display, press and hold SOUND until
“AVLS OFF” appears in the display. (page 23)
c Connect the plugs firmly. (pages 11, 25)
c Plugs are dirty. Clean the plugs with a dry soft cloth periodically.
c You tried to play files saved in a format that is not compatible with
this CD player. (page 6)
c Check that you are using alkaline batteries and not manganese
batteries. (page 11)
c Replace the batteries with new LR6 (size AA) alkaline batteries.
(page 11)
c Replace the batteries with new LR6 (size AA) alkaline batteries.
(page 11)
c Use only the AC power adaptor or car battery cord in “Optional
accessories.” (page 31)
c Remove all power sources, then insert the batteries or connect the
AC power adaptor again. (pages 11, 25)
c The buttons are locked. Slide the HOLD switch back. (page 23)
c The CD is dirty or defective.
c Check that the CD is inserted with the label side up. (page 11)
c Moisture condensation has occurred.
Leave the CD player aside for several hours until the moisture
evaporates.
c Close the lid of the battery compartment firmly. (page 11)
c Make sure the batteries are inserted correctly. (page 11)
c Connect the AC power adaptor to an AC outlet securely. (page 25)
c Press u after one second or more has passed since the AC power
adaptor was connected.
c The CD-R/RW is blank.
c There is a problem with the quality of the CD-R/RW, recording
device, or application software.
c The files in two or more formats are recorded on the same CD-R/
RW. (page 7)
c The buttons are locked. Slide the HOLD switch back. (page 23)