Troubleshooting - Sony CD Walkman D-E770 Operating Instructions Manual

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 VOLUME
+ button repeatedly.
No sound, or noise is heard.
The playing time is too short
when powered with the dry
batteries.
The playing time is too short
when powered with the
rechargeable batteries.
When you press u, "Lo
batt" or "00" 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" appears in the
display when you press a
button, and the CD does not
play.
22
Cause and/or corrective actions
c Set the AVLS switch to "NORM." (page 14)
c The headphones/earphones are connected to the LINE OUT
(OPTICAL) jack. Connect them to the i/REMOTE jack.
(page 7)
c Connect the plugs firmly. (page 7)
c Plugs are dirty. Clean the plugs with a dry soft cloth periodically.
c Check that you are using alkaline batteries and not manganese
batteries. (page 20)
c Replace the batteries with new LR6 (size AA) alkaline batteries.
(page 20)
c Charge and discharge the rechargeable batteries several times.
(pages 18, 19)
c The rechargeable batteries are used up completely. Charge the
batteries. (pages 18, 19)
c Replace the batteries with new LR6 (size AA) alkaline batteries.
(page 20)
c Use only the AC power adaptor or car battery cord in "Accessories
(supplied/optional)." (page 25)
c Remove all power sources, then insert the batteries or connect the
AC power adaptor again. (pages 7, 18, 19, 20)
c The CD is dirty or defective. (page 21)
c Check that the CD is inserted with the label side up. (page 7)
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 18)
c Make sure the batteries are inserted correctly. (pages 18 - 20)
c Connect the AC power adaptor to an AC outlet securely. (page 7)
c The buttons are locked. Slide the HOLD switch back. (page 14)