AT&T MERLIN LEGEND Installation & Maintenance Manual page 162

Installation
2012D transformer
248B adapter
102 or 103 connecting block
DIW cable
D8W cords
D6AP power cord
RS-232 cable
Procedure (see Figure 32)
1. Plug one end of a D8W cord into the system programming/
maintenance jack (the lower one) on the processor module.
Plug the other end of the D8W cord into a 355AF adapter.
2. Connect an EIA crossover cable to the 355AF adapter.
3. Connect one end of an RS-232 cable to the EIA crossover
cable and the other end to a Z3A2 ADU.
CAUTION:
If the PC is in a building outside the main building (CU
location), an ADU and an additional protector must be
installed in each building. The ADUs and protectors provide
both the CU and the PC additional protection against
exposure to lightning, inadvertent contact with power lines,
and power currents induced by nearby power lines. See the
installation notes packed with the ADU for more information.
4. Plug one end of a D8W cord into the Z3A2 ADU and the other
end into an ADU crossover cable.
Plug the other end of the ADU crossover cable into one of the
5.
jacks on a 400B2 power adapter.
6. Plug one end of a D6AP cord into the other jack of the 400B2
adapter. Plug the other end of the D6AP cord into the jack on
a 248B adapter (see Figure 30).
3-54 The Printer and the
PC