Sony ICD-37 Operating Instructions - Page 30

Troubleshooting Should any problem persist after you have made these checks, consult your nearest Sony dealer. Symptom Remedy The unit does not operate. •The battery has been inserted with incorrect polarity. •The battery is weak. •The buttons are locked with the HOLD switch. (If you press any button, "HOLD" will flash three times.) No sound comes •The earphone is plugged in. from the speaker. •The volume is turned down completely. "FULL" is displayed and you cannot start recording. •The memory is full. Erase some of the messages. See page 16. •99 messages have been recorded in the selected file. Select another file or erase some of the messages. See page 16. Noise is heard. •An object, such as your finger, etc., accidentally rubbed or scratched the unit during recording so that noise was recorded. •The unit was placed near an AC power source, a fluorescent lamp or a mobile phone during recording or playback. •Earphone plug is dirty. Clean the plug. Recording level is low. •Microphone sensitivity is set to "SENS L". Set it to "SENS H". See page 27. Playback speed is too •Set the PLAY SPEED switch to "NORMAL". fast or too slow. See page 19. "--M--D --:--" is displayed. •You have not set the clock. See page 8. "--M--D" is displayed •The date of recording will not be displayed if on the REC DATE you recorded the message when the clock display. was not set. The unit does not operate correctly. •Take out the battery and insert it again. 30