Squelch Threshold; Pm1200 Radio Alignment Software; Installing The Radio Alignment Software; Equipment Setup And Radio Alignment Software Execution - Motorola PM1200 Basic Service Manual

Radio Alignment and Programming Procedures: PM1200 Radio Alignment Software

5.4.6.1 Squelch Threshold

1. Select band center frequency channel, and the RF signal generator turned to the same
frequency, set the generator for ± 3.0 kHz deviation with 1 kHz tone modulation, and set the
output level for -8 dBμ at the antenna jack.
2. Adjust the squelch threshold level by control commands for squelch threshold from the
computer so that it just closes (BUSY LED turns off).
5.5

PM1200 Radio Alignment Software

A personal computer (PC) and Radio Alignment Software are required to align the radio.
5.5.1

Installing the Radio Alignment Software

To install the Radio Alignment Software on your computer:
1. Left-click Alignment Tool.msi twice.
2. Follow the instructions given by the installation Wizard.
5.5.2

Equipment Setup and Radio Alignment Software Execution

1. To perform the alignment procedures, the radio must be connected to the computer and the
test equipment set as shown in
Modulation I/P
* = optional connection
2. Turn off the radio.
3. Click the Start. button.
4. Select Program
6880309U09-A
Figure
( RX )
SIGNAL GENERATOR
8657A
Pad
External
-6 DB
POWER
SUPPLY RADIO UNDER
(DC) TEST
Radio
Alignment
Radio side
Programming
connector
Cable
(Prog. lines,
HKLN4379_
Mic I/P, Spk O/P)
COMPUTER
WITH RSS
(Option)
Flash ROM
Adapter
HKLN4376_

Figure 5-2. Radio RF Test Equipment Setup

→ →
Motorola
5-2.
( TX )
MODULATION ANALYZER
8901B
Pad
-30 DB
* D
Audio
O/P
Radio antenna port * C
Audio O/P
Mic
* B O/P
I/P
AUDIO ANALYZER
TEST
BOX
(600 Ohm Impedence)
* A
Spk I/P
O/P
Audio I/P
* DD
To radio communication port
(either thru test box
or
to radio direct
depending on radio).
→
PM1200 Tools Radio Alignment Software.
Modulation
I/P or O/P
* E
Audio
I/P
8903B
October 26, 2007
5-5