Panasonic AW-PH650N - Manual (Page 15)

15
Installation
Cable compensation circuit settings
When the pan/tilt head and controller have been connected, the maximum allowable length of the connecting cables is 3281 ft.
(1000 m) for the 10BASE-T straight cable (UTP category 5) and coaxial cable (BELDEN 8281). However, when using the cables
beyond a distance of 1640 ft. (500 m), set the cable compensation circuit to ON by following the steps. (The factory setting is
OFF.)
 Remove the five screws used to attach the sunshade cover to keep direct sunlight off the unit, and remove this cover.
 Remove the five screws used to attach the pan/tilt head main unit cover, and remove this cover.
 Set the SW1 on the internal COMP circuit board to ON.
 Return the main unit cover and sunshade cover to their original positions, and use the mounting screws to fasten them
securely.
Main unit cover Sunshade cover
COMP circuit board
Set to ON.
<COMP circuit board>
When sending HD analog component signals using the AK-HC910 or AK-HC900, set SW2, SW3 to HD.
At this switch setting, the cable compensation circuit will not work even if SW1 is set to ON so set SW1 to OFF.
The selector switch