Troubleshooting - JVC GY-HM100U Instructions Manual

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Troubleshooting

Before sending for repair, check the camcorder's problem according to the table below.
If the problem persists, consult our authorized dealers or JVC service center.
Symptom
SD card cannot be
inserted.
Power cannot be switched
on.
Shooting cannot be
performed.
Shooting stops by itself.
Focus is not adjusted
automatically.
The recorded subject is too
dark.
The color of the recorded
subject looks unnatural.
(Reddish, bluish, etc.)
White balance cannot be
adjusted.
Continuous shooting speed
of still pictures is slow.
The actual recording time is
shorter than the estimated
time.
Focus knob of the lens
does not work.
Zoom knob of the lens does
not work.
The MIC terminal and built-
in microphone do not work.
Unable to adjust the
recording level of the built-
in microphone or
microphone connected to
the MIC terminal using the
recording level knob.
Unable to switch to the
playback mode when
continuous clip recording is
paused.
70
● Check that the SD card is facing the right direction.
● Connect the AC adapter correctly.
● Charge the battery.
● Use the CAM/MEDIA button to set to the camera shooting mode.
● Check the shooting mode with the video and still picture indicating lamps.
● Shooting stops automatically after 12 hours of continuous recording.
● Shooting may stop halfway due to the nature of the card.
Check whether the card is a recommended SD card (Class 6 or higher)
Erase the contents of the SD card (DELETE, FORMAT)
● Clean any dirt or water droplets from the lens.
● If you are shooting at a dark place or shooting a subject that has no contrast between
dark and light, adjust the focus manually.
● Use [Lolux].
● Set exposure to the [+] side.
● For videos, set to the manual shooting mode and increase the sensitivity using the
GAIN switch.
● Set the GAIN switch to [AGC].
● For still pictures, set [GAIN UP] to [AUTO].
● Set to open up the aperture.
● Set to lower the shutter speed.
● Depending on the lighting conditions or when there are numerous light sources in the
background, set to the manual shooting mode and perform auto white balance
adjustment.
● Adjust the red or blue using white paint adjustment.
● Do not use [TWILIGHT] from Program AE.
● The continuous shooting speed drops if the function is used continuously.
● Continuous shooting speed may drop depending on the SD card in use and or under
certain shooting conditions.
● Recording time may shorten depending on the environment, such as when shooting
fast-moving subjects.
● Set the FOCUS/ZOOM switch to FOCUS.
● Set the FOCUS/ZOOM switch to ZOOM.
● Remove the audio unit cable from the AUDIO IN terminal of the camcorder.
● 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.)
RREC
● When the
icon lights up in red or the
possible to switch to the playback mode. To switch to the playback mode, close the clip
file.
Action
RW
icon lights up in yellow, it is not
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