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 authorised SHARP dealer or service centre.
■General
Symptom | Possible cause |
|
|
● The clock is not set | ● Did a power failure occur? |
to the correct time. | Reset the clock. (Refer |
| page 10) |
|
|
● When a button is | ● Set the unit to the power |
pressed, the unit | |
does not respond. | turn it back on. |
| ● If the unit still malfunctions, |
| reset it. (Refer page 14) |
|
|
● No sound is heard. | ● Is the volume level set to |
| “MIN”? |
| ● Are the headphones |
| connected? |
| ● Are the speaker wires |
| disconnected? |
|
|
■ CD player |
|
|
|
Symptom | Possible cause |
|
|
● Playback does not | ● Is the disc loaded upside |
start. | down? |
● Playback stops in | ● Does the disc satisfy the |
the middle or is not | standards? |
performed properly. | ● Is the disc distorted or |
| scratched? |
|
|
● Playback sounds are | ● Is the unit located near |
skipped, or stopped | excessive vibrations? |
in the middle of a | ● Is the disc very dirty? |
track. | ● Has condensation formed |
| inside the unit? |
|
|
■ Remote control
Symptom | Possible cause |
|
|
● The remote control | ● Is the AC power lead of the |
does not operate. | unit plugged in? |
| ● Is the battery polarity |
| correct? |
| ● Are the batteries dead? |
| ● Is the distance or angle |
| incorrect? |
| ● Does the remote control |
| sensor receive strong |
| light? |
|
|
■Tuner
Symptom | Possible cause |
●The radio makes ● Is the unit placed near the
unusual noises | TV or computer? |
continuously. | ● Is the FM aerial placed |
| properly? Move the aerial |
| away from the AC power |
| lead if it is located nearby. |
■ | USB |
|
|
|
|
| Symptom | Possible cause |
|
| |
● Device cannot be | ● Is there any MP3/WMA file | |
| detected. | available? |
|
| ● Is the device properly |
|
| connected? |
|
| ● Is it an MTP device? |
|
| ● Does the device contain AAC |
|
| file only? |
● Playback does not | ● Is it a copyright protected | |
| start. | WMA file? |
|
| ● Is it a false MP3 file? |
● Wrong time | ● Is Variable Bitrate file being | |
| display. | played back? |
● Wrong file name | ● Is the File Name written in | |
| display. | Chinese or Japanese |
|
| characters? |
|
|
|
|
|
|
■ | Condensation |
|
Sudden temperature changes, storage or operation in an extremely humid environment may cause condensation inside the cabinet (CD pickup, etc.) or on the transmitter on the remote control. Condensation can cause the unit to malfunction. If this happens, leave the power on with no disc in the unit until normal playback is possible (about 1 hour). Wipe off any condensation on the transmitter with a soft cloth before operating the unit.
■If problem occurs
When this product is subjected to strong external interference (mechanical shock, excessive static electricity, abnormal supply voltage due to lightning, etc.) or if it is operated incorrectly, it may malfunction.
If such a problem occurs, do the following:
1Set the unit to the
2If the unit is not restored in the previous operation, unplug and plug in the unit again, and then turn the power on.
Note:
If neither operation above restores the unit, clear all the memory by resetting it.