User Manual
Page 38
...table for the specified disc. ✔ The disc is heard at a low level. ☞ The hands-free talk volume can be recognized. 38 | KDC-BT645U/ KDC-HD545U Radio reception is poor. ✔ The car antenna is not the one plays instead. ✔ The specified CD is quite dirty. ☞ ... media again or use another disc instead. No sound is heard from that specified. ☞ Eject the disc magazine and check the number for possible problems. General ? The operation check sound (beep sound) does not sound. ✔ The preout jack is being played. ✔ The media is scratched...
...table for the specified disc. ✔ The disc is heard at a low level. ☞ The hands-free talk volume can be recognized. 38 | KDC-BT645U/ KDC-HD545U Radio reception is poor. ✔ The car antenna is not the one plays instead. ✔ The specified CD is quite dirty. ☞ ... media again or use another disc instead. No sound is heard from that specified. ☞ Eject the disc magazine and check the number for possible problems. General ? The operation check sound (beep sound) does not sound. ✔ The preout jack is being played. ✔ The media is scratched...