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ADVANCED
DIAGNOSTICS
P poll 02 18XXXX*
A Master Station (02 in this example) sends a priority (P) poll to a 7920SE
after receiving a "Message Waiting" message.
The 7920SE responds by
transmitting the actual alarm message.
P Poll 02 18XXXX Response 555155556*
The 7920SE
has responded to the priority poll with the actual alarm
message, in this case a Power on Reset message (see 685 Digital Receiver
Messages section for an explanation of Ademco High Speed Format).
Freq. updated 0189
The 7920SE
routinely adjusts its frequency to that of the network Master
Stations, based on the average of the frequency error measurements taken
over a period of time.
Discrim. Calibrated
The 7920SE routinely adjusts its internal circuitry and displays this message
when doing so.
?
Garbled data message. When the 7920SE receives partial or distorted data,
it simply displays "?".
When the 7920SE receives a valid message unimportant to the user, it
displays a '*".
TYPICAL PRIVATE SYSTEM MESSAGES
Prfvate Command*
A Master Station is transmitting a system command to another Master
Station.
Pvt. Map Xfer Msg
A Master Station has transferred mapping information in response to a
system command.
Pvt. I am Empty'
A Master Station has acknowledged a system poll command, and indicates
that the Master Station has completed transmission of all waiting data.
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