If the control channel is found, the transceiver
■
Site Lock function
APCO P25 Mode Operation
,
attempts registration and group affiliation.
Blinks when registration and group affiliation
are performed.
■
Site Lock function
(P25 Trunking mode only)
The transceiver can be locked into the current site
with [Site Lock]. When the Site Lock function is
activated, roaming and the background scan are
inhibited. This function is helpful when staying within
one site and you don’t want the transceiver to roam
th it
H
if th t
i
g
✔
FAILED:
The transceiver will continue to hunt for the next site.
✔
SUCCEEDED:
Th t
i
b
t d i th P25 T
ki
or scan other sites. However if the transceiver goes
out of the range and does not receive the downlink
signal from the current site, the transceiver will
automatically start hunting for a valid site, even if
the Site Lock function is activated.
-----------------------------------------------------------------------------------------------
✔
What is the Background Scan?
When this function is ON, the transceiver always
The transceiver can be operated in the P25 Trunking
system.
monitors a control channel of an adjacent site while
operating in the registered site. (Default: OFF)
-----------------------------------------------------------------------------------------------
■
Site Select function
(P25 Trunking mode only)
The RFSS and SITE IDs can be edited manually with
Appears after registration and group affiliation
are successful.
▒
NOTE: “NO COMM” message is displayed, as
▒
illustrated below, when the group affiliation has
▒
failed. In that case, change the operating channel
▒
or turn power OFF then ON again to retry hunting.
y
[Site Select].
To edit the RFSS and SITE IDs:
1
Push [Site Select] to select “SITE 1.”
2
Push [Site Select] again to display the site
information (RFSS ID and SITE ID).
• Push [Site Select] to return to normal operation.
3
Push and hold [Site Select] for 1 sec to enter the
▒
or turn power OFF then ON again to retry hunting.
▒
▒
▒
▒
■
Roaming function
(P25 Trunking mode only)
3
Push and hold [Site Select] for 1 sec to enter the
RFSS ID edit mode.
4
Push [CH Up]/[CH Down] or rotate [CH Up/Down]
to edit the ID.
5
After editing, push [Site Select] to store the RFSS
ID, and enter the SITE ID edit mode.
6
Repeat step
4
to edit.
7
Push and hold [Site Select] for 1 sec to return to
“SITE 1” i di ti i t
1
The P25 Trunking mode allows the transceiver to
move to another system or WACN (Wide Area
Communication Network), according to the pre-
programmed roaming list*, in order to find a site
that has a higher quality signal, or provides better
services.
The Roaming function is automatically activated
when the transceiver goes out of the range and does
“SITE 1” indication as in step
1
.
8
Push and hold [Site Select] for 1 sec to store the
SITE ID, and return to normal operation.
▒
For P25 Trunking mode operation:
▒
The transceiver should be registered and group
▒
affiliated with the control channel before the
▒
following operations can be performed.
44
when the transceiver goes out of the range and does
not receive the downlink signal from the repeater in
the current registered home system.
* The valid roaming areas (up to 10) are listed on the
roaming list.
