Radio Shack PRO-90 ユーザーズマニュアル

36

5. Repeat Steps 3 and 4 until all frequencies have

been entered.

6. Press 

 to begin searching

for the trunk’s data channel (the
channel that controls the trunk).

 flashes as the scanner

searches for the data channel.

While the scanner looks through
the frequencies, you see them
on the display. When the scan-
ner finds the data channel, it
begins trunk tracking.

You can scan one trunked bank at a time. Once you
have stored frequencies for a trunked system in one or
more of the 10 available banks and you are scanning
non-trunked frequencies, follow these steps to begin
trunk scanning.

1. Press 

. The indicators for all banks flash.

2. Use the number keys to enter the number for the

trunked bank you want to scan, then press 

.

The scanner searches for a data channel. When the
scanner finds it, it begins trunk tracking. 

If you entered all of the trunk’s frequencies, you
should be able to follow conversations between
broadcasters even when they change frequen-
cies. IDs, which represent different service
groups, appear.

20-520.fm  Page 36  Wednesday, August 4, 1999  3:06 PM