█USB
The USB device or the contents in it cannot be read.
•The format of the USB device or the contents in it are not compatible with the system.
•USB devices with storage capacity of more than 32 GB cannot work in some conditions.
•Make sure you have selected the correct USB source and format type. (Z10, 22)
Slow operation of the USB device.
•Large content size or large memory USB device takes longer time to read.
█Bluetooth®
Pairing cannot be done.
•Check the Bluetooth® device condition.
•The device is out of the 10 m communication range. Move the device nearer to the system.
The device cannot be connected.
•The pairing of the device was unsuccessful. Do pairing again. (Z11)
•The pairing of the device has been replaced. Do pairing again. (Z11)
•This system might be connected to a different device. Disconnect the other device and try pairing the device again. (Z11)
•The system may have a problem. Switch off the system and then switch on again.
The device is connected but audio cannot be heard through the system.
•For some
Sound from the device is interrupted.
•The device is out of the 10 m communication range. Move the device nearer to the system.
•Remove any obstacle between the system and the device.
•Other devices that use the 2.4 GHz frequency band (wireless router, microwaves, cordless phones, etc.) are interfering. Move the device nearer to the system and distance it from the other devices.
•Select “MODE 1” for stable communication. (Z12)
Playback image and sound are not synchronised.
•Restart the playback app of the device.
•Connect the device to the system with an audio cable (not supplied). (Z19, 20)
█Radio
Sound is distorted.
“ST” flickers or does not show.
•Use an optional FM outdoor antenna. The antenna should be installed by a competent technician.
•Press [PLAY MODE] to select “MONO”. (Z16)
A beat sound is heard.
•Switch off the TV or move it away from the system.
•Move mobile telephones away from the system if the interference is apparent.
█Main unit displays
The display panel is dark.
•Press and hold
“A NO DEV” “B NO DEV”
•The USB device is not connected. Examine the connection.
“ADJUST CLOCK”
• The clock is not set. Adjust the clock. (Z19)
“ADJUST TIMER”
•The play and/or record timer is not set. Adjust the play and/or record timer. (Z19)
“AUTO OFF”
•The system has not been used for 20 minutes and will switch off within a minute. To cancel, press any button. (Z9)
“CAN’T REC”
“DEVICE FULL”
•You cannot do recording because the remaining recording time of the USB device is less than the total time of the music source. Change to a USB device which has enough recording time and do the recording again. (Z17)
“DVD H □ □” “DVD F □ □”
□is a number.
•Disconnect the AC mains lead, and then connect it again. If the service numbers fail to clear, note the service number and contact a qualified service person.
“DVD U11”
• Disc is dirty. Clean the disc.
“ERROR”
•An incorrect operation was done. Read the instructions and try again.
“ERROR” (during recording)
•You cannot select other playback source (example: radio, USB etc.) or press [2] or [6] during recording. Stop the recording function.
•You cannot open the disc tray when recording from an AM source.
“F61”
•Examine and correct the speaker cords connection. (Z6)
•Disconnect the USB device. Switch off the system and then switch on again.
“F70”
•Examine the Bluetooth® connection. (Z11)
•Disconnect the Bluetooth® device. Switch off the system and then switch on again. (Z11)
“F76”
•There is a problem with the power supply.
•Disconnect the AC mains lead and consult your dealer.
“F77”
• Disconnect the AC mains lead and consult your dealer.
“TR FULL”
• The number of files has exceeded the supported limit.
A low hum is heard during AM broadcasts.
• Move the antenna away from other cables and cords.
“ALB FULL”
RQT9952
• The number of groups or albums has exceeded the supported limit.
25