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Page 38 NDA-30115 Revision 1.0
Message Formats Property Management System - Communication Interface
Message Waiting Lamp Control
These messages are used to control the message waiting lamps on all of the phones.
Messages sent by the PMS are commands to turn a message waiting lamp on or off.
Messages sent by the NEAX are notification that a message waiting lamp has been
turned on or off. This message group uses multiple Feature Codes. The code pairs
are as follows (first number is the Feature Code, second number is the Function
Code):
• 13-1 -- MW Lamp On (Sent by PMS)
• 13-2 -- MW Lamp Off (Sent by PMS)
• 13-3 -- MW Lamp On (Sent by NEAX)
• 13-4 -- MW Lamp Off (Sent by NEAX)
• 53-1 -- MW Lamp Status (Model 90)
• 53-2 -- MW Lamp On - FDT (Sent by NEAX) (Model 90)
• 53-3 -- MW Lamp Off - FDT (Sent by NEAX) (Model 90)
All messages designated “Model 90” are used only by the Model 90 version. The
other messages are used by either the Model 60 or the Model 90 version. All
messages apply to text message status only.
MWL Control
Figure 4-7 MWL Control (General)
Message fields are:
• FC -- Function Codes that use this message format are: (FTC-FC)
• 13-1 -- MWL On (Sent by PMS)
• 13-2 -- MWL Off (Sent by PMS)
• 13-3 -- MWL On (Sent by NEAX)
• 13-4 -- MWL Off (Sent by NEAX)
• 53-2 -- MWL On - FDT (Sent by NEAX) (Model 90)
• 53-3 -- MWL Off - FDT (Sent by NEAX) (Model 90)
• Extension -- Extension number. If the extension number is less than six digits,
left justify the number and fill the remaining bytes with space (20H) characters.
* ‘3’‘1’‘1’ ** Extension
** Multiple Function Codes use this message. See below.
* Multiple Feature Codes use this message. See below.
01234 6 89 1516
STX SA UA EI FTC MSC FC 6
02H ‘1’‘!’‘L’ 03H xx
ETX BCC