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42 EN
TROUBLESHOOTING
If, after following the steps in the chart below,
the problem still exists, please consult your
nearest JVC dealer.
● The power is not connected properly.
➜Connect the AC Adapter securely. (੬ pg. 13)
● The battery pack is not attached firmly.
➜Detach the battery pack once again and re-
attach it firmly. (੬ pg. 14)
● The battery is dead.
➜Replace the dead battery with a fully charged
one. (੬ pg. 13)
● The tape’s erase protection tab is set to “SAVE”.
➜Set the tape’s erase protection tab to “REC”.
(੬ pg. 16)
● “TAPE END” appears.
➜Replace with new cassette. (੬ pg. 16)
● The cassette holder cover is open.
➜Close the cassette holder cover.
This is not a malfunction.
This is not a malfunction
● Effects function that cannot be used together
are selected at the same time.
➜Re-read the sections covering Effects.
(੬ pg. 30)
● Your TV has AV input terminals, but is not set to
its VIDEO mode.
➜Set the TV to the mode or channel appropriate
for video playback. (੬ pg. 23)
● The cassette holder cover is open.
➜Close the cassette holder cover. (੬ pg. 16)
Clean the video heads with an optional cleaning
cassette. (੬ pg. 5)
● Focus is set to the Manual mode.
➜Set Focus to the Auto mode. (੬ pg. 35)
● The lens is dirty or covered with condensation.
➜Clean the lens and check the focus again.
(੬ pg. 35)
● The light source or the subject does not include
white. Or there are various different light
sources behind the subject.
➜Find a white subject and compose your shot so
that it also appears in the frame. (੬ pg. 34, 37)
● Charging is difficult in places subject to
extremely high/low temperatures.
➜To protect the battery, it is recommended to
charge it in places with a temperature of 10°C
to 35°C (50°F to 95°F). (੬ pg. 44)
● The battery pack is not attached firmly.
➜Detach the battery pack once again and re-
attach it firmly. (੬ pg. 13)
● When shooting in the dark, the unit becomes
highly sensitive to light when “GAIN UP” is set
to “AUTO”.
➜If you want the lighting to look more natural, set
“GAIN UP” to “AGC” or “OFF”. (੬ pg. 31)
● In places subject to low temperature, images
become dark due to the characteristics of the
LCD monitor. This is not a malfunction.
➜Adjust the brightness and angle of the LCD
monitor. (੬ pg. 8, 15)
● When the LCD monitor’s fluorescent light
reaches the end of its service life, images on
the LCD monitor become dark.
➜Consult your nearest JVC dealer.
No power is supplied.
Recording cannot be performed.
When shooting a subject illuminated by
bright light, vertical lines appear.
When the screen is under direct sunlight
during shooting, the screen becomes red
or black for an instant.
The LCD monitor or viewfinder indications
blink.
The tape is moving, but there is no
picture.
Blocks of noise appear during playback,
or there is no playback picture and the
screen becomes blue.
The focus does not adjust automatically.
The color of Snapshot looks strange.
The POWER/CHARGE lamp on the
camcorder does not light during charging.
The image looks like the shutter speeds is
too slow.
Images on the LCD monitor appear dark
or whitish.
REFERENCES
GR-D770UC_EN.book Page 42 Thursday, December 14, 2006 7:55 PM