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C2601M-C (3/07) 13
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If necessary, connect a computer directly to the DX4000 with a DB9 cable. This connection is for use only by service technicians while
resolving problems with the unit.
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Connect the 12 VDC adaptor to the DX4000. Connect one of the supplied power cords to the adapter, and then connect the other end of
the power cord to a source of power.
Table A. Video Coaxial Cable Requirements
Cable Type* Maximum Distance
RG59/U 750 ft (229 m)
RG6/U 1,000 ft (305 m)
RG11/U 1,500 ft (457 m)
*Cable requirements:
75 ohms impedance
All-copper center conductor
All-copper braided shield with 95% braid coverage