MERLIN LEGEND Communications System Release 6.1
Pocket Reference
555-661-116
Issue 1
August 1998
Page 149
Technical Addendum
Wiring Constraints
System Wiring
■ System within 5 ft. of dedicated AC power outlet.
■ System within 25 ft. of the network interface. Otherwise, use an
Off-Premises Range Extender (OPRE).
■ System within 1000 cable ft. (304.8 m) of telephones.
■ Ground wire for the power supply cannot be over 10 ft.
■ If the SMDR printer is over 50 ft. from the control unit, use an
Asynchronous Data unit (ADU).
■ Back-to-back connection of the DS1 facility with another
system’s facility is possible when the cable distance is less than
1300 ft.
Telephone Wiring
■ Maximum cord length from an MLX telephone to a 7500B data
module is 80 ft. (24 m).
■ The total length of cords between the KS22911-L2 or
406743419 power supply and the MLX telephone cannot be
more than 50 ft.
■ Do not replace the 2-ft. D8AC cord (packaged with the DSS)
with a longer cord.
■ The radio base of the MDW 9000 cordless telephone must be at
least 3 ft. from the control unit.
Technical Addendum