GAI-Tronics MRTI 2000 (No. PL1877A) Microprocessor Radio Telephone Interconnect Installation & Service Manual User Manual
Page 114
Parameter Modification
PL1877A Microprocessor Radio Telephone Interconnect
12/10 108
Para-
meter
No.
Description
Control Digits
Refer to
Section on
Page:
60
Determines whether control of external
devices using the security code is enabled
or disabled.
0 = Disable
1 = Enable
Default = 0
102
61
Determines whether the PL strip output is
activated or deactivated during direct
access time.
0 = Deactivate
1 = Activate
Default = 0
99
62
Determines whether the SID is transmitted,
if it is time to do so and no station PTT has
occurred since the last SID transmission.
0 = Do not transmit
1 = Transmit
95
64
Enable or disable disconnection upon
detection of dial tone for a landline
originated call.
0 = Disable
1 = Enable
Default = 0
94
65
Determines whether patch inhibit input is
active low or active high.
0 = Active low
1 = High
Default = 0
87
66
Determines whether GPI-1 is active low or
active high.
0 = Active low
1 = Active high
Default = 0
86
67
Determines whether GPI-2 is active low or
active high.
0 = Active low
1 = Active high
Default = 0
86
69
Determines whether the ring signal
generated to the mobile is a low frequency
(430/390 Hz combination) or a high
frequency (840/800 Hz combination)
0 = Low frequency
1 = High frequency
Default = 0
103
70
Enable or disable enhanced VOX.
0 = Disable
1 = Enable
83
71
Enable or disable redial feature.
0 = Disable
1 = Enable
Default = 0
99
72
Determines whether VOX detection
threshold is more or less sensitive.
0 = more sensitive
(threshold = -45 dBm)
1 = less sensitive
(threshold = -30 dBm)
83
73
Determines whether phone audio level for
enhanced VOX option is high or low.
0 = High
1 = Low
83
74
Switches notch filter Off or On.
0 = Off
1 = On
83
121
Mobile audio cut-through delay.
Valid range = 0–9
Default = 5
89
122
Mobile inactivity control.
Valid range = 0–14
Default = 0
95