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Troubleshooting
No timer recording.
No alarm recording.
Noise sometimes appears on the play-
back pictures.
Dirty playback picture.
"Snow" on playback picture.
While a multiple number of cameras are
being used, two scenes appear as the
playback picture when the cameras are
switched.
Recording starts when the unit's power
plug is connected to or disconnected
from the power outlet.
No playback because recording starts
when the main power for the connected
equipment is set to ON.
Input/Output Terminal Signal Level
Terminal
Alarm Input/REC IN
Alarm Reset Input
Camera Switching Output
Tape end output
Warning output
•
Are the present time and start/stop times for the timer
recording correct?
•
Has INT or EXT lit on the display?
•
Have the alarm sensors and alarm input connectors been
connected properly?
•
Has the alarm recording mode been selected on Menu Screen
3?
Trouble with playback
•
Adjust the tracking buttons. (See page 22)
•
The video heads may be dirty or clogged or they may have
reached the end of their service life. Consult with your dealer.
•
The video heads may be dirty or clogged. Consult with your
dealer.
•
Has the camera switching signal cable been connected
properly?
•
Has INT or EXT lit on the display?
•
Has INT or EXT lit on the display?
Signal Level
V
:
IL
MIN 400 msec.
MIN 400 msec.
V
IH
Video recording interval
20 msec.
During auto repeat or
When stopped
auto rewinding
V
OH
V
OL
Approx. 10 sec
V
:
OH
11 – 13 V
V
30
0 – 0.6 V
LOW Input
HIGH Input
:
4 – 14 V
V
:
IH
11 – 13 V
V
= 11 – 13 V (5.6 kΩ)
OH
V
= 0 – 0.6 V (max. 3 mA)
OL
V
= 11 – 13 V (4.7 kΩ)
OH
V
= 0 – 0.6 V (max. 3 mA)
OL
V
OL
V
= 11 – 13 V (4.7 kΩ)
OH
V
= 0 – 0.6 V (max. 3 mA)
OL
OL
Note
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