Mitel SX-200 ICP - 1.0 5020, Руководство техника

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Basic Troubleshooting and Repair
The following is a PMS message format that enables a telephone’s
message waiting lamp.
Message Formats from PBX to PMS
Maid in Room status
Maid in Room status is sent as a 10-character message, as follows:
_ _ _ _ _ _ _ _ _ _
function code
STS
status code n
space (n is assigned room status code
)
station number nnnnn
(with trailing spaces)
Message Registration of Outgoing Trunk Calls
Message Registration of Outgoing Trunk Calls status is sent as a
12-character message, as follows:
_ _ _ _ _ _ _ _ _ _ _ _
function code
MR
space
status code nnnn
(nnnn is a 4-byte peg count)
station number nnnnn
(with trailing spaces)
SX-200 ICP and PMS 5-digit Extension Number Formats
The extension number is sent between the SX-200 ICP and the PMS as a
5-digit number. Numbers that are fewer than 5 digits include spaces:
ICP to PMS - extension number nnnnn with trailing spaces
PMS to ICP- extension number nnnnn with leading spaces.
^B
M W
space
1
space space
2 1 2 9
^C
Start Transac-
tion STX
The CTRL (^) B
character sig-
nals the start of a
PMS message End Transaction
ETX
The CTRL (^) C
character signals
the end of a PMS
message Function Code
The MW followed
by a space indi-
cates that the PMS
requests a mes-
sage waiting func-
tion
Status Code
1 followed by a
space turns on
the message
waiting lamp. 0
turns the lamp
off
Station’s Extension
(Room) Number
Identifies the extension
number of the telephone
on which the message
waiting lamp lights. The
PMS inserts leading
space(s) to indicate that
no number is present