Power Supply (P/Ns 80005 And 80005A); Pc Card With Software (P/N 80051-V**.**.**); Blank Pc Card (P/N 85880); Ds2000 Pcbs - NEC DS1000 Product Description

Power Supply (P/Ns 80005 and 80005A)

The power supply provides the various DC voltages required to power the sys-
tem's PCBs. The 4-Slot Cabinet requires a single power supply. The 8-Slot Cabi-
net requires up to 3 power supplies, depending on system configuration.
Make a note of the following...
Be sure to review DS2000 System Configuration on page 18 for help on deciding how many power
supplies your 8-Slot Cabinet requires.

PC Card with Software (P/N 80051-V**.**.**)

The PC Card with Software allows you to easily upgrade your system's software
without removing system PCBs or powering down your system. Just insert the
PC Card, flip a switch, and reboot your system with the latest software enhance-
ments fully installed.

Blank PC Card (P/N 85880)

Use the Blank PC Card to store up to 16 system databases. Unlike the PC Card
with Software above, the Blank PC Card does not contain system software. You
cannot use it to field-upgrade your system's software. Note that you cannot use
PC Card with Software P/N 80051-V**.**.** to store system databases.
Always review the Release Notes that ship with every system for the latest information on DS2000
data base compatibility.

DS2000 PCBs

CPU Central Processing Unit PCB (P/Ns 80025 and 80025A)

The CPU PCB is the system's control center. It provides the system's central pro-
cessing, stored program, and memory for the customer's site-specific data. Every
system requires a CPU PCB. In addition, it also provides:
DS1000/2000 Product Description
A 4 Slot Cabinet can use either an A series or non-A series power supply.
An 8 Slot Cabinet can use only A series power supplies.
In an 8 Slot Cabinet, you must have a power supply for every 2 16DSTU
PCBs installed.
PC Card interface
Conference circuits, DTMF receivers and DTMF generators
External music input
External Paging output
External relay
Real Time Clock
Battery for short term (14 day) backup of the customer's site-specific data
Diagnostic and status LEDs
Section 2: Components
Section 2: Components
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