Brand: JVC
Category: Audio System
Document Type: Manual
Language: EN
Manual for TH-A85
Uploaded: Nov. 21, 2025, 8:37 p.m.
Turning the system on/off
To turn the power on:
- Remote control: Press /AUDIO.
- Center unit: Press /. The STANDBY lamp goes off.
When DVD is selected, the opening screen may appear. Possible messages include "OPEN/CLOSE", "NOW READING", "REGION CODE ERROR!", and "NO DISC".
To turn the power off:
- Remote control: Press /AUDIO again.
- Center unit: Press / again. The STANDBY lamp lights.
NOTE: The subwoofer power is linked to the center unit. The POWER ON lamp on the subwoofer lights green when power is on. A small amount of power is consumed by the center unit when off (standby mode). Unplug the power cord for complete shut-off.
To turn the system on via remote: You can also use OPEN/CLOSE, a source selecting button, or the / button.
Troubleshooting and error codes
| PROBLEM | POSSIBLE CAUSE | SOLUTION |
|---|---|---|
| Power does not come on. | The power cord is not connected to the center unit or an AC outlet. | Connect the power cord correctly. ( pg. 15) |
| Power is not supplied to the powered subwoofer. | The power cord of the subwoofer is not connected to an AC outlet. | Turn off the system, plug the power cord firmly into an AC outlet, and turn on the system again. (☞ pg. 15, 19) |
| The system does not work correctly. | The system cord is not connected. | Connect the system cord. (☞ pg. 10) |
| Lightning or electronic noise interferes with operation of the microcomputer. | Switch the power off, then disconnect/reconnect the power plug. | |
| Immediately after beginning to heat the room, the system was moved to a cold location causing condensation to form inside. | Switch the power off and leave the system a few hours before switching the power on again. | |
| The remote control does not work. | It is too far from the center unit, or is not facing the center unit. | Move closer to the center unit. (Operate the remote control within 7 m of the center unit.) (☞ pg. 16) |
| There is something obstructing the remote sensor. | Remove any obstacles. (☞ pg. 16) | |
| The remote control is not aimed at the remote sensor on the center unit or components. | Aim the remote control at the remote sensor on the equipment you want to operate. (☞ pg. 16) | |
| The remote control mode selector is set at an incorrect position. | Set the selector to the correct position. (pg. 19) | |
| The batteries are exhausted. | Replace the batteries. (☞ pg. 16) | |
| The batteries have been inserted the wrong way round (+/-). | Insert the batteries correctly. (pg. 16) | |
| The remote control is not set to operate the DVD player or tuner (FM/AM – MW). | For the DVD player, press DVD before you perform the operations. (☞ pg. 23) For the tuner, press FM/AM before you perform the operations. (pg. 27) | |
| Sunlight is falling directly on the remote sensor. | Hide the remote sensor from direct sunlight. | |
| The remote control signals are not set correctly. | Enter the correct manufacturer's code. (☞ pg. 17, 18) |