INSTALLATION
Adapters
The adapters shown in Figure 2-3are used at the SIP.
Z210A2 or 858A Adapters
These adapters connect the building wiring (station runs) to the station port circuit packs (CPs) located in the system cabinets (through octopus cables). As many as 40 of these adapters may be required for a maximum size system, Any combination of the adapters can be used, depending upon the type of building wiring. The port side of the adapters consists of six 8-pin modular jacks. The station side of the adapters is equipped as follows:
● Z210A2—Six 8-pin modular modular plug-ended D-inside must be installed at the top connections for the System Tape Unit (DTU), etc.
jacks used for terminating 4-pair wire (DIW). One of these adapters of column A on the SIP to provide administration Terminal (SAT), Digital
●858A—Six 11 O-type 8-pin wiring blocks used for terminating 4-pair DIW.
WP90851, L1 Y-Adapter
This adapter separates voice and data pairs that are run over the same 4-pair cable for connection through octopus cables to the System 25 port circuits. This adapter plugs into the port side of either of the two adapters described above. It has a DATA and a VOICE modular jack. The DATA jack connects to a TN726 Data Line port circuit pack. The VOICE jack connects to a port circuit on a Tip Ring Line, Analog Line, or ATL Line circuit pack.
