Philips KONINKLIJKE AZ5740 - Manual (Page 35)

Clean the heads and the tape paths
To ensure good recording and •
play quality, clean the heads A, the
capstan(s) B, and pressure roller(s)
C after every 50 hours of tape
operation.
Use a cotton swab slightly •
moistened with cleaning fluid or alcohol.
You can also clean the heads by playing a cleaning tape once. •
Demagnetise the heads
Use a demagnetising tape available at your dealer. •
9 Troubleshooting
Warning
Never remove the casing of this apparatus. •
To keep the warranty valid, never try to repair the system yourself.
If you encounter problems when using this apparatus, check the
following points before requesting service. If the problem remains
unsolved, go to the Philips web site (www.philips.com/welcome). When
you contact Philips, ensure that the apparatus is nearby and the model
number and serial number are available.
No power/No sound
Ensure that the AC power plug of the unit is connected •
properly.
Ensure that there is power at the AC outlet. •
Ensure that the batteries are installed correctly. •
Adjust the volume. •