Andrew ION-B Series, User Manual

Page: 142 / 181

142 ION-B User Manual
TLDN
(carrying different services) into an output signal entering the TFLN master optical
TRX
ÿ TLDN fi lters the UL input coming from a TFLN master optical TRX into 2 UL outputs
entering 2 different donor sources (carrying different services)
TLDN Insertion Loss
TLDN insertion loss = 1.0 ± 0.5dB.
When designing the system, remember to take into account the insertion loss of the TLDN.
Warnings
The overall input power must not 27dBm.
TLDN Installation
Since the TLDN module doesn’t require any power supply, it can be housed either in an active
or a passive TPRN sub-rack.
1. Unpack the kit which includes
ÿ
1 TLDN
ÿ 2 RF jumpers (SMA-m), 2 x 40 cm
2. Carefully insert the TLDN module in any of the TPRN sub-rack slots and tighten the 4 screws
on the front corners.
3. Connect RF cables to the UL and DL ports, according to what has been planned by the
designer. Use an appropriate torque wrench to fi x each cable to their relevant ports.