SILENT KNIGHT 4821 - 2.2 System Identification and Records

Model 4821/4820 Control/Communicator Installation Manual
2-4 150962
2.3 Identifying Serial Numbers and Revision Levels
This section describes how to determine the levels of hardware and 4821/4820 software that
are used with your panel.
2.3.1 Operating System Revision Level
Press to see a display of the revision date.
2.3.2 Hardware Revision Levels and Serial Numbers
Hardware revision levels and serial numbers are printed on labels on the circuit board. Look
for “S/N” followed by an 8-digit number.
2.4 Installation Records
You can use the following pages to keep a record of options programmed for an installation.
You may want to use the charts for up-front planning of your installations. Copy the pages as
needed for all installations.
4 STAT
16:51:03
Oct 19 1995
S
/
N
0
0
0
0
0
6
0
3
4
8
2
1
H
.
1
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2Qb S_TY^W
=_TU\ 
BUf 