Manual for GZ-MG155U / GZ-MG130U

Brand: JVC

Category: Camcorder

Document Type: Manual

Language: EN

Available Languages: EN , ES

Uploaded: Nov. 21, 2025, 8:49 p.m.

Warranty Information

None

Read This First!

Make a backup of important recorded data

It is recommended to copy your important recorded data to a DVD or other recording media for storage.

Make a trial recording

Before the actual recording of important data, make a trial recording and play back the recorded data to check that the video and sound have been recorded correctly.

Reset the camera if it does not operate correctly

This camera uses a microcomputer. Factors such as background noise and interference can prevent it from operating correctly. If the camera does not operate correctly, reset the camera.

Precautions on handling batteries

Be sure to use the JVC BN-VF808U/VF815U/VF823U battery packs. If the camera is subjected to electrostatic discharge, turn the power off before using it again.

If a malfunction occurs, stop using the camera immediately and consult your local JVC dealer

If a problem occurs when using the SD card, take the card together with the camera for repair. Recorded data may be erased while the camera is being repaired or inspected. Back up all data before requesting repairs or inspections.

Because the camera may be used for demonstration in a shop, the demonstration mode is set to on by default

To deactivate the demonstration mode, set [DEMO MODE] to [OFF].

Troubleshooting and error codes

No power.	Connect the AC adapter securely. Replace the battery pack firmly. Replace the discharged battery with a fully charged battery.
No display.	If the unit is not operated for 5 minutes while powered on, it will automatically turn off to save energy. To turn the unit on again while using the battery pack, set the power/mode switch to OFF, then to ON. When using the AC adapter, perform an operation such as zooming. Adjust the LCD screen brightness.
The unit was accidentally turned off.	Move the unit to a location without excessive vibration or noise. The fall detection function may have activated. Set the power/mode switch to OFF, then to ON again. To disable this function, set [DROP DETECTION] to [OFF].
The remaining battery charge displayed does not correspond to the actual operating time.	Fully charge and then drain the battery. If the problem persists, the battery is deteriorated and needs replacement. Purchase a new battery.
The camera does not turn on, or the battery operating time is extremely short even after a full recharge.	Ensure the camera is used at appropriate operating temperatures. The battery is deteriorated and needs replacement. Purchase a new battery.
The access/charge indicator does not light up during charging.	Charging is poor in areas with extreme temperatures. To protect the battery, it is recommended to charge in an area with temperatures between 10°C and 35°C. When the battery is fully charged, the indicator does not light up. Check the remaining battery power.