Sony D-NS921F - Manual (Page 38)

38
Troubleshooting
Should any problem persist after you have checked these symptoms, consult your nearest Sony
dealer.
CD player
Symptom
The volume does not
increase even if you push the
VOL control in the + direction
repeatedly.
No sound, or noise is heard.
Certain files cannot be
played.
The playing time is too short
when powered with the dry
batteries.
The playing time is too short
when powered with the
rechargeable batteries.
“Lo batt” appears in the
display. The CD does not
play.
“HI dc In” appears in the
display.
Cause and/or corrective actions
c If “AVLS” flashes in the display, press and hold SOUND until
“AVLS OFF” appears in the display. (page 31)
c Connect the plugs firmly. (page 12)
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 33)
c Replace the batteries with new LR6 (size AA) alkaline batteries.
(page 33)
c Charge and discharge the rechargeable batteries several times.
(pages 33)
c The rechargeable batteries are used up completely. Charge the
batteries. (page 33)
c Replace the batteries with new LR6 (size AA) alkaline batteries.
(page 33)
c An AC power adaptor which is rated highter than the one supplied
or recommended is being used. Use only the AC power adaptor
supplied or recommended, or the car battery cord recommended in
“Optional accessories.” (page 42)