Troubleshooting - JVC HR-J449MS Instructions Manual

52
Before requesting service for a problem, use this chart and see if you can repair the trouble yourself. Small problems are often easily
corrected, and this can save you the trouble of sending your video recorder off for repair.
POWER
SYMPTOM
1. No power is applied to the
recorder.
2. The clock is functioning properly,
but the recorder cannot be powered.
TAPE TRANSPORT
SYMPTOM
1. The tape does not run during
recording.
2. The tape stops during rewind or
fast-forward.
3. The tape will not rewind or fast-
forward.
PLAYBACK
SYMPTOM
1. The playback picture does not
appear while the tape is running.
2. Noise appears during visual search.
3. Noise appears during normal
playback.
4. Noise appears during slow-motion
playback.
5. Noise appears during still play-
back.
6. (HR-J746MS only) Breaks are
noticeable in Hi-Fi soundtrack.
7. The playback picture is blurred or
interrupted while TV broadcasts are
clear.
RECORDING
SYMPTOM
1. Recording cannot be started.
2. TV broadcasts cannot be recorded.
3. Tape-to-tape editing is not possible.
4. Camcorder recording is not
possible.
POSSIBLE CAUSE
The mains power cord is discon-
nected.
"‰" is displayed on the display
panel with Auto Timer set to "A."
POSSIBLE CAUSE
"^" is displayed on the display
panel.
"M" is displayed on the display
panel.
The tape is already fully rewound or
fast-forwarded.
POSSIBLE CAUSE
The TV receiver is not set to the AV
mode.
This is normal.
The automatic tracking mode is
engaged.
The automatic tracking mode is
engaged.
Automatic tracking is engaged.
The video heads may be dirty.
POSSIBLE CAUSE
There is no cassette loaded, or the
cassette loaded has had its Record
Safety tab removed.
"AU" has been selected as the input
mode.
The source (another video recorder,
camcorder) has not been properly
connected.
All necessary power switches have
not been turned on.
The input mode is not correct.
The camcorder has not been
properly connected.
The input mode is not correct.

TROUBLESHOOTING

CORRECTIVE ACTION
Connect the mains power cord.
Press the AUTO button to turn the
"‰" indicator off.
CORRECTIVE ACTION
Press 4 to turn the "^" indicator off.
Press M. COMPTEUR to deactivate
the Counter Memory function and
turn the "M" indicator off.
Check the cassette.
CORRECTIVE ACTION
Set the TV to its AV mode.
Try manual tracking. (
Try manual tracking. (
Press CHAINE + or – a few times to
remove the noise bars from the screen.
Engage and adjust tracking manually.
( pg. 30)
Consult your JVC dealer.
CORRECTIVE ACTION
Insert a cassette, or using adhesive
tape, reseal the slot where the tab
was removed.
Set to the desired preset.
Confirm that the source is properly
connected.
Confirm that all units' power
switches are turned on.
Set the input mode to "AU".
Confirm that the camcorder is
properly connected.
Set the input mode to "AU".
pg. 30)
pg. 30)