8. FAQ
| Problem | 
 | Causes | 
 | Solution | 
| No display after | Without installing battery or | Verify the battery is installed, change battery. | ||
| pressing the power | battery low. | 
 | 
 | |
| button. | 
 | 
 | 
 | 
 | 
| Without sound | 1. | Volume is too low or | 1. Adjust volume or download file. | |
| when playing | without music in your player. | 2. | Change battery. | |
| music. | 2. | Battery low. | 3. | Download the documents again. | 
| 
 | 3. MP3 or WMA file is corrupt. | 
 | 
 | |
| Can’t download | 1. | HOLD is on, the disk is | 1. | Push the HOLD switch to the opposite direction. | 
| music file after | write protected. | 2. | Connect to the USB interface again and verify | |
| connection. | 2. The USB is not connected | PC identified the removable disk. | ||
| 
 | to PC properly. | 3. Maximum 256 folders or files can be saved under | ||
| 
 | 3. | Storage directory is wrong. | root directory. If exceeded, please create another | |
| 
 | 
 | 
 | subdirectory under root directory before copy. | |
| 
 | 
 | 
 | 
 | 
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