Brand: JVC
Category: Audio System
Document Type: Installation Guide
Language: EN
Available Languages: EN , ES
Installation Guide for KW-AV70BT/KW-AV78BT
Uploaded: Nov. 21, 2025, 7:30 p.m.
Warranty Information
No warranty information is provided in the extracted pages.
Initial Settings: Upon first power-on or reset, an initial settings screen appears, allowing configuration of language, AV input, camera input, display design, and demonstration mode. These settings can also be adjusted later via the
Common Operations: Includes power on/off, turning the screen off and on, adjusting volume, and switching AV sources. The monitor panel can be opened, tilted, detached, and reattached.
AV Source Operations: Users can select from various playback sources including TUNER (radio), Satellite (SiriusXM), DISC, SD card, USB, iPod/iPhone, Pandora, Bluetooth, AV-IN, and Apps. Each source has specific playback and control functions detailed in the manual.
Basic Controls: Features include adjusting volume, switching screens (Source Control, AV Menu, Settings), and operating the display sensor for button and playback information display.
Troubleshooting and error codes
| Symptom | Remedy/Cause |
|---|---|
| “No Signal" appears on the screen. | Make sure the SiriusXM radio antenna is mounted outside the vehicle. Move vehicle to an area with a clear view of the sky. |
| "Check Antenna" appears on the screen. | • Check the SiriusXM radio antenna connection and make sure it is firmly attached to the tuner. • Check the SiriusXM radio antenna cable to see whether it is bent or broken. If the antenna cable is damaged, replace it. |
| “Check Tuner” appears on the screen. | The communication is disconnected or an error occurs. Wait for a while. |
| "Chan Unavailable” appears on the screen for about 2 seconds, then returns to the previous channel. | Selected channel is no longer available or is unauthorized. Select another channel or continue listening to the previous channel. |
| "Ch Unsubscribed" appears on the screen. | Selected channel is not part of your current subscription plan. Call 1-866-635-2349 to subscribe. |
| “Subscription Updated" appears on the screen. | Your subscription is updated. Press the appropriate button to continue. |
| “Channel Locked" appears on the screen. | The selected channel has been locked by the parental controls, or a mature channel has been selected. Enter unlock code after you are asked. (page 40) |
| Phone sound quality is poor. | • Reduce the distance between the unit and the Bluetooth mobile phone. • Move the car to place where you can get a better signal reception. |
| The sound is interrupted or skipped while using a Bluetooth audio player. | • Reduce the distance between the unit and the Bluetooth audio player. • Disconnect the device connected for Bluetooth phone. • Turn off, then turn on the unit. • (When the sound is not yet restored) connect the player again. |
| The connected audio player cannot be controlled. | Check whether the connected audio player supports AVRCP (Audio Video Remote Control Profile). |
| Bluetooth device does not detect the unit. | • Check whether the Bluetooth adapter (KS-UBT1) is inserted correctly. • Search from the Bluetooth device again. • When "Waiting for connection...” appears on the screen, press [Cancel] then connect a Bluetooth device. |
| The unit does not make pairing with the Bluetooth device. | Enter the same PIN code for both the unit and target device. If the PIN code of the device is not indicated on its instructions, try “0000” or “1234.” |
| Echo or noise occurs. | • Adjust the microphone unit position. • Make sure that NR/EC (Noise reduction/Echo cancel) function is activated. (page 58) |
| The unit does not respond when you try to copy the phone book to the unit. | You may have tried to copy the same entries (as stored) to the unit. |