Motorola PM1200 Basic Service Manual page 9

Table of Contents
5.3 Alignment Preparation & Precautions .......................................................................................... 5-2
5.4 Alignment .................................................................................................................................... 5-3
5.4.1 PLL & Transmitter............................................................................................................ 5-3
5.4.2 PLL VCV.......................................................................................................................... 5-3
5.4.3 PLL Reference Frequency............................................................................................... 5-4
5.4.4 Transmitter Output Power LVHF ..................................................................................... 5-4
5.4.5 Transmitter Deviation ...................................................................................................... 5-4
5.4.5.1
5.4.5.2
5.4.5.3
5.4.6 Receiver .......................................................................................................................... 5-4
5.4.6.1
5.5 PM1200 Radio Alignment Software ............................................................................................. 5-5
5.5.1 Installing the Radio Alignment Software.......................................................................... 5-5
5.5.2 Equipment Setup and Radio Alignment Software Execution........................................... 5-5
5.5.3 RX Tune Alignment ......................................................................................................... 5-6
5.5.4 SQL Alignment ................................................................................................................ 5-7
5.5.4.1
5.5.4.2
5.5.4.3
5.5.5 TX Power Alignment........................................................................................................ 5-9
5.5.6 TX Deviation Alignment ................................................................................................... 5-9
5.5.6.1
5.5.6.2
5.5.6.3
5.5.7 Writing The Alignment Data to the Radio ...................................................................... 5-11
5.5.8 Exiting the Radio Alignment Software ........................................................................... 5-11
5.6 Introduction of Programming Procedures .................................................................................. 5-12
5.6.1 CPS Programming Setup .............................................................................................. 5-12
Chapter 6 Disassembly/Reassembly Procedures ............................. 6-1
6.1 Introduction .................................................................................................................................. 6-1
6.2 Replacement Procedures ............................................................................................................ 6-1
6.2.1 Required Tools and Supplies .......................................................................................... 6-1
6.2.2 Control Head Boards Disassembly/Reassembly............................................................. 6-2
6.2.2.1
6.2.2.2
6880309U09-A
Microphone Audio Modulation Level ................................................................ 5-4
CTCSS Modulation Level ................................................................................. 5-4
DCS Modulation Level ...................................................................................... 5-4
Squelch Threshold............................................................................................ 5-5
SQL Threshold Alignment ................................................................................ 5-7
SQL Tight Alignment ........................................................................................ 5-8
SQL RSSI Alignment ........................................................................................ 5-8
Maximum Deviation .......................................................................................... 5-9
TPL Deviation ................................................................................................. 5-10
DPL Deviation................................................................................................. 5-10
PM1200 Control Head Disassembly................................................................. 6-2
6.2.2.1.1 PM1200 Control Head Back Housing Disassembly ......................... 6-2
6.2.2.1.2 PM1200 Control Head Panel-Interface Unit Board Kit Disassembly 6-4
6.2.2.1.3 PM1200 Control Head Display Unit Board Kit Disassembly ............ 6-5
6.2.2.1.4 PM1200 Control Head VR Unit Board Kit Disassembly ................... 6-5
6.2.2.1.5 PM1200 Control Head Key Unit Board Kit Disassembly .................. 6-6
6.2.2.1.6 PM1200 Control Head Internal Speaker Disassembly ..................... 6-6
PM1200 Control Head Reassembly ................................................................. 6-7
6.2.2.2.1 PM1200 Control Head Key Unit Board Kit Reassembly................... 6-7
6.2.2.2.2 PM1200 Control Head VR Unit Board Kit Reassembly .................... 6-7
6.2.2.2.3 PM1200 Internal Speaker Reassembly ............................................ 6-8
6.2.2.2.4 PM1200 Control Head Display Unit Board Kit Reassembly ............. 6-9
6.2.2.2.5 PM1200 Control Head Panel-Interface Unit Board Kit
Reassembly.................................................................................... 6-10
6.2.2.2.6 PM1200 Control Head Back Housing Reassembly ........................ 6-11
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October 26, 2007