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667/HQ/46000/002
May 2022 Issue 3
ST950 replacement of CPU card Quick Start Guide
The ST950 CPU card replacement requires a number of steps to be successful. Unlike earlier ST controllers there is
no EPROM.
Note:1
Simply moving the Heart and Licences card to the New CPU card will not restore the Configuration.
Pre Requisites
•
Spare ST950 CPU card of the correct type:
o
667/1/46010/
001
can be replaced with either 667/1/46010/
001
or 667/1/46010/
101
o
667/1/46010/
101
must only be replaced with 667/1/46010/
101
•
Either:
o
Standard Handset
‘Oyster’, ‘Techterm’ or similar
o
Or
Laptop/Netbook with A to B USB cable preconfigured for Web access.
o
Or
Wi-Fi Dongle and either a Mobile Phone or Tablet PC or Laptop/Netbook
Licence
Container
Controller
Heart SD Card
I/O, IDB, LSLS
(ELV) and Plus+
CIC connectors
Ethernet
connector
Power
connector
LSC (LV)
connector
Program Button
behind Level 3
access Button
Level 3
access
Button
USB B connector for
Web interface on
laptop / notebook
25Way D Handset
Connector
