GAI-Tronics MRTI 2000 (No. PL1877A) Microprocessor Radio Telephone Interconnect Installation & Service Manual - Manual (Page 96)

Parameter Modification PL1877A Microprocessor Radio Telephone Interconnect
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Parameter Programming Methods
Terminal Programming
Parameter Function
422-427 Remote parameter access code. This parameter is the prefix to the *#0 mobile DTMF
parameter programming command and is also the access code for the terminal
programming feature.
Valid range = 0–9, A–D, FF. Unused digits must be filled with FF (hexadecimal FF).
If all digits are filled with FF, the code is disabled.
Default = disabled
Programming from the Telephone
Parameter Function
145-150 If this code is enabled, it must be entered as a prefix to one of the land-line programming
commands:
*#0 for DTMF parameter programming
*#1 for modem software parameter programming
*#2 for modem terminal parameter programming
Valid range = 0–9, A–D, FF. Unused digits must be filled with FF (hexadecimal FF).
If all digits are filled with FF, the code is disabled.
Default = disabled
DTMF Programming
21 Disable parameter modification from remote DTMF telephone = 0
Enable parameter modification from remote DTMF telephone = 1
Default = 1
Modem Programming
22 Disable parameter modification via modem = 0
Enable parameter modification via modem = 1
Default = 1
Programming from a Mobile or Portable
Parameter Function
55 Disable mobile modification of auto-dial numbers = 0
Enable mobile modification of auto-dial numbers = 1 Default = 1
57 Disable parameter modification via mobile user with DTMF keypad = 0
Enable parameter modification via mobile user with DTMF keypad = 1
Default = 0