Section 2: Pcb Installation; Pcb Location; Where To Install The Pcbs - NEC DS2000 Hardware Manual

PCB Location

PCB Location
• Install telephones connected to DSTU and ASTU PCBs as on-premise extensions only.

Where to Install the PCBs

Review System Configuration on page 1-1 before installing any PCBs. Always observe the System Load
Factor when configuring your system.
The CPU (Central Processing Unit) PCB must plug into slot
A 16DSTU (16 Digital Station) PCB must plug into slot
All other PCBs (including 16DSTU PCBs) can plug into slots
- Slots CN5-CN8 are only available with the 8 slot cabinet.
- A 4 slot cabinet can only accept two 16DSTU PCBs.
- In an 8 slot cabinet, you can have only two 16DSTU PCBs per power supply.
After plugging in your PCBs and powering up the system, use 9902 -Slot Control to enable the
installed PCBs. See Using Program 9902 in DS2000 to Add or Delete PCBs in your Quick Setup Guide
for more.
• Do not plug in the CPU PCB hot (i.e., with the system power applied).
• You can plug in ASTU and ATRU PCBs hot as required.
• You can plug in DSTU PCBs hot provided you first disconnect the station cabling from the PCB.
DS2000 Hardware Manual
Section 2: PCB
Installation
!! Important !!
CN0
CN1 .
CN2-CN8
!! Caution !!

Section 2: PCB Installation

PCB Location
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2-1