Philips AZ1852 - Manual (Page 28)

Reduce the distance between the remote control and the unit. •
Insert the battery with its polarities (+/– signs) aligned as •
indicated.
Replace the battery. •
Aim the remote control directly at the sensor on the front of •
the unit.
USB device not supported
The USB device is incompatible with the apparatus. Try another •
one.
No disc detected
Insert a disc. •
Check if the disc is inserted upside down. •
Wait until the moisture condensation at the lens has cleared. •
Replace or clean the disc. •
Use a finalized CD or correct format disc. •
Poor radio reception
Increase the distance between the unit and your TV or VCR. •
Fully extend the FM antenna. •
Connect an outdoor FM antenna instead. •