Toshiba camera control unit Home Security System User Manual


 
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When using the unit with an external sync signal to EXT. SYNC terminal on the rear panel.
When the external sync signal is input, the camera automatically switches its sync from the internal sync to
the external sync.
EXT. SYNC input
SYNC
Operation
External sync with SYNC
1
External sync signal input conditions
SYNC
75 unbalanced
7 3 External Sync
0.6 V (p-p) standard
2 External sync frequency range
(59.94 Hz Setting)
(60 Hz Setting)
3 Using the unit with external sync signal
Adjust H (Horizontal) phase if necessary to match the output of multiple cameras.
When adjusting H (Horizontal) phase, refer to the item “7.2 (6) SYNC”.
3. 1 H (Horizontal) phase adjustment
Observe the external sync signal and the video signal output
waveform of the unit with a dual trace oscilloscope, and adjust
H phase so that the H phases match.
Match
the phase.
External
Sync. signal
Camera
Sync. output
H : 33.716 Hz 35 ppm
V : 59.94 Hz 35 ppm
H : 33.75 Hz 35 ppm
V : 60 Hz 35 ppm
The shutter speed can be set by the horizontal scanning period (1H).
1 Setting by 1H
1/1125H to 560/1125H stands for the setting by the 1H and the shutter speed can be set by the 1H.
7 4 Synchro. Scan Operation
9
Returning to factory settings
The contents set of each scene file can be returned to the factory default status (preset status).
(1) Select a scene file to set to the factory default status by pressing the [FILE] button.
(2) If the color bar pattern or characters are displayed on the screen, press the [DISP] button to disable the
color bar pattern and character display.
(3) Push [MENU DOWN] and [DATA DOWN] buttons simultaneously for approx. 1 second.
(4) The preset operation starts. When the preset operation finishes, the character PRESET OK is displayed
for approx. 1 second.