Analog Trunk (8Atru And 4Atru) Pcbs - NEC DS2000 Hardware Manual

Installing PCBs

Analog Trunk (8ATRU and 4ATRU) PCBs

The 8ATRU provides connection for 8 loop start analog trunks. The 4ATRU PCB connects 4 loop start
analog trunks. Refer to Section 3, Installing Extensions and Trunks for wiring instructions.
To install the ATRU PCB (Figure 2-8) (Figure 2-9):
1. Plug in ATRU PCBs as required. See System Configuration on page 1-1 for more.
2. Set the mode switch on each ATRU PCB to RUN .
2-6 Section 2: PCB Installation
Mode switch
Figure 2-8: Analog Trunk (ATRU) PCB
Figure 2-9: Installing the ATRU PCB
4 Slot Cabinet Shown
DS2000 Hardware Manual