How to fix SD card that cannot be inserted into my JVC GY-HM100U?
- LLindsey GarciaSep 12, 2025
Check that the SD card is facing the right direction.

How to fix SD card that cannot be inserted into my JVC GY-HM100U?
Check that the SD card is facing the right direction.
Why white balance cannot be adjusted on my JVC Camcorder?
Do not use [TWILIGHT] from Program AE.
Why am I unable to adjust the recording level of the built- in microphone on my JVC GY-HM100U?
The recording level of the built-in microphone or microphone connected to the MIC terminal cannot be adjusted using the recording level knob. The recording level knob can only be used for the INPUT1/INPUT2 terminal. Set the volume of the built-in microphone or MIC terminal using the [INTERNAL MIC LEVEL] or [MIC LEVEL SETTING] menu.
| Type | Professional Camcorder |
|---|---|
| Optical Zoom | 10x |
| Focus | Auto / Manual |
| Image Stabilization | Optical |
| Sensor Size | 1/3 inch |
| Effective Pixels | 1920 x 1080 |
| Lens | Fujinon |
| Aperture | f/1.6 to f/2.8 |
| White Balance | Auto, Manual, Presets |
| Video Resolution | 1920 x 1080 |
| Frame Rates | 60i, 30p |
| Audio Format | PCM, Dolby Digital |
| Recording Media | SD/SDHC card |
| Audio Input | XLR |
| Video Output | HDMI, Composite |
| Viewfinder | 0.45-inch color LCD |
| Input/Output | USB 2.0, HDMI, Composite, XLR |
Details safety precautions for operating the camcorder, including electrical shock and fire hazards.
Key safety instructions to read and follow before using the camcorder.
Highlights the camcorder's key features for recording, playback, and connectivity.
Lists the items included with the camcorder and details about SD cards.
Provides essential guidelines for using the device correctly and avoiding damage.
Identifies and describes the various external parts and controls of the camcorder.
Details the buttons and functions of the remote control unit.
Explains the various icons and information displayed on the camcorder's screens.
Guides on adjusting grip belt, setting up the remote control, and attaching accessories.
Details on charging the battery using the supplied charger or the camcorder.
How to check the remaining battery power and recordable time.
Steps to power on and off the camcorder, including auto power off.
Instructions for inserting SD cards into the camcorder's slots.
Guide to formatting SD cards for first-time use or when required.
Choosing between video and still picture shooting modes.
Choosing between Auto Focus and Manual Focus modes.
Configuring video file format, system, and recording mode.
Steps for taking still pictures using the SNAPSHOT button.
Steps for manually adjusting the focus of the camcorder's lens.
How to manually adjust exposure settings for optimal brightness.
Manual and automatic methods for adjusting white balance.
Manually setting shutter speed or using auto mode.
Methods for inputting audio sound using built-in or external microphones.
Settings for time code and user's bit recording.
How to switch between video and still picture playback modes.
Steps for playing back video files stored on the SD card.
How to find and select files using the date search function.
How to display detailed information about video files.
How to play back still pictures stored on the SD card.
Connecting the camcorder to a monitor via different output terminals.
How to protect files from accidental deletion using OK marks.
Methods for deleting unwanted video and still picture files.
How to copy or move files between SD card slots.
How to connect the camcorder to a PC via USB for file retrieval.
Saving and loading camcorder settings to/from an SD card.
How to reset camcorder settings to their factory defaults.
Overview of navigating and changing settings within the camcorder's menu system.
Table showing menu item availability across different operation modes.
Settings related to camera operation and image quality during shooting.
Settings for camera operation and image quality in still picture mode.
Options for file management during playback modes.
A guide to diagnosing and resolving common camcorder problems and symptoms.
Explanation of various warning messages and their corresponding actions.
Estimates for video recording time and still picture shot numbers.
Detailed technical specifications for the camcorder itself.
Technical specifications for the AC adapter unit.
Technical specifications for the remote control.
Diagrams showing the physical dimensions of the camcorder.
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