Sharp SW340 CD-SW340 Operation Manual - Page 36

CD-SW340 Troubleshooting chart Many potential problems can be resolved by the owner without calling a service technician. If something is wrong with this product, check the following before calling your authorized SHARP dealer or service center. General Symptom The clock is not set to the correct time. When a button is pressed, the unit does not respond. No sound is heard. Possible cause Did a power failure occur? Reset the clock. (Refer to page 16.) Set the unit to the power standby mode and then turn it back on. If the unit still malfunctions, reset it. (Refer to page 37.) Is the volume level set to "0"? Are the headphones connected? Are the speaker wires disconnected? References CD player Symptom Playback does not start. Playback stops in the middle or does not perform properly. Playback sounds are skipped, or stopped in the middle of a track. Possible cause Is the disc loaded upside down? Does the disc satisfy the standards? Is the disc distorted or scratched? Is the unit located near excessive vibrations? Is the disc very dirty? Has condensation formed inside the unit? Cassette deck Symptom Cannot record. Cannot record tracks with proper sound quality. Cannot erase completely. Sound skipping. Cannot hear treble. Sound fluctuation. Cannot remove the tape. Possible cause Is the erase-prevention tab removed? Is it a normal tape? (You cannot record on a metal or CrO tape.) Is there any slack? Is the tape stretched? Are the capstans, pinch rollers, or heads dirty? If a power failure occurs during playback, the heads remain engaged with the tape. Do not open the compartment with great force. Remote control Symptom The remote control does not operate. Possible cause Is the AC power cord of the unit plugged in? Is the batteries polarity correct? Are the batteries dead? Is the distance or angle incorrect? Does the remote control sensor receive strong light? 36