NEC DS2000 IntraMail, Hardware Manual, Page: 23 / 78

PCB Location
DS2000 Hardware Manual Section 2: PCB Installation
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2-1
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Section 2: PCB
Installation
PCB Location
PCB Location
Where to Install the PCBs
Review System Configuration on page 1-4 before installing any PCBs. Always observe the System Load
Factor when configuring your system.
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The CPU (Central Processing Unit) PCB must plug into slot CN0 .
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A 16DSTU (16 Digital Station) PCB must plug into slot CN1 .
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All other PCBs (including 16DSTU PCBs) can plug into slots CN2-CN8 .
- 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.
!! Important !!
Install telephones connected to DSTU and ASTU PCBs as on-premise extensions only.
!! Caution !!
• 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.