Operation Read Status
124 AFP-200 PN 15511:H2 10/14/2002
4.9.5 Using the History Buffer
What is a History Buffer?
The History buffer is an electronic record of the last 650 events recorded by the control
panel. For information on reading or printing the History buffer, refer to “Read Status
Options” on page 119. All events are time and date stamped. Events in the History
buffer include the following:
For instructions on how to
clear the contents of the
History buffer, refer to “How to
Clear the History Buffer (4=clr
hist)” on page 98.
• All alarms, troubles and operator actions, such as Acknowledge, System Reset,
Signal Silence, Manual Evacuate (Drill), and Walk Test.
• Each programming entry, which includes a number indicating the programming
submenu (0-9).
Figure 124 shows the first display when you read history:
Figure 124 Sample Display History Buffer
When you enter Read History, the most recent event appears in the LCD display. Figure
125 shows a sequence of the first three events that appear in the LCD display:
Figure 125 Sample Read History Display
EVENT HISTORY START
(BACKSPACE TO ABORT)
EVENTS IN HISTORY : 067
***********************
TROUBL IN SYSTEM
NO DEVICES INSTALLED
01:23P WED 05/22/98
PROGRAM CHANGE
1=AUTO PROGRAM
01:25P WED 05/22/98
ALL SYSTEMS NORMAL
01:27P WED 05/22/98
The time that the event
occurred
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