Brand: JVC
Category: Audio System
Document Type: Manual
Language: EN
Manual for MX-J900
Uploaded: Nov. 21, 2025, 8:54 p.m.
Warranty Information
This is a 1-year limited warranty for parts and labor in the United States and Puerto Rico.
- Connect antennas, speakers, and other equipment.
- Set the clock and select the desired source (FM/AM, CD, Tape, AUX).
- Play CDs, tapes, or listen to radio broadcasts.
- Record audio from various sources onto tape.
- Use timers for automatic operation.
- Adjust volume, bass, and sound modes for optimal listening.
Troubleshooting and error codes
| Symptom | Cause | Action |
|---|---|---|
| No sound is heard. | Connections are incorrect or loose. | Check all connections and make corrections. (See pages 6 to 8.) |
| Hard to listen to broadcasts because of noise. | Antennas are disconnected. | • Reconnect the antennas correctly and securely. |
| The AM loop antenna is too close to the unit. | • Change the position and direction of the AM loop antenna. | |
| The FM antenna is not properly extended and positioned. | • Extend the FM antenna at the best position. | |
| The disc sound is discontinuous. | The disc is scratched or dirty. | Clean or replace the disc. (See above.) |
| The disc tray does not open or close. | • The AC power cord is not plugged in. | • Plug the AC power cord. |
| Trays are locked. | • Unlock the trays. (See page 15.) | |
| The disc does not play. | The disc is placed upside down. | Place the disc with the label side up. |
| The cassette holders cannot be opened. | Power supply from the AC power cord has been cut off while the tape was running. | Turn on the unit. |
| Impossible to record. | Small tabs on the back of the cassette are removed. | Cover the holes with adhesive tape. |
| Operations are disabled. | The built-in microprocessor may malfunction due to external electrical interference. | Unplug the AC power cord and then plug it back in. |
| Unable to operate the unit from the remote control. | The path between the remote control and the remote sensor on the unit is blocked. | • Remove the obstruction. |
| The batteries are exhausted. | • Replace the batteries. |