Codan Radio Communications VT-3H040-S-HSO User Manual
Paging Modulator Instruction Manual
IM55-CIPM3
iii
Contents
General Information ...............................................................
1
Introduction ................................................................................................
1
Performance Specifi cations .......................................................................
2
Theory of Operation ...............................................................
5
Paging Signal Path ....................................................................................
5
OCXO/PLL .................................................................................................
8
Alignment ..............................................................................
11
Repair Notes ............................................................................................
11
General ....................................................................................................
12
Setup........................................................................................................
13
Frequency Adjustment (Digital Paging)....................................................
13
Reference Adjustment (Analog Paging)...................................................
14
Test Data Symmetry Adjustment..............................................................
14
PLL Setup ................................................................................................
16
Simulcast Delay Setup.............................................................................
18
Connector Pin Functions and Jumper Settings....................
23
Data / Control Port (Connector J1) Pin Functions....................................
23
Motherboard Interface (Connector P1) Pin Functions .............................
24
CI-PM-3 Data Delay Jumper Settings......................................................
26
CI-PM-3 Circuit Board Jumpers ...............................................................
27
TS-64 MOD1 Jumper Settings ................................................................
28
4-Level Modulation Bit Pattern.................................................................
28
Receiver IF / Audio PCB Jumper Settings ...............................................
29
Transmitter Audio Processor V2.3 Jumper Settings ................................
29
Transmitter Synthesizer Jumper Settings ................................................
29
CI-PM-3 Test Points .................................................................................
30
Illustrations and Schematics ................................................
31
CI-PM-3 Front Panel Controls.................................................................
32
Simulcast Paging .....................................................................................
33
CI-PM-3 Component Layout - Top ...........................................................
34
CI-PM-3 Component Layout - Bottom......................................................
35
CI-PM-3 Schematic Diagram - Page 1.....................................................
36
CI-PM-3 Schematic Diagram - Page 2.....................................................
37
Parts Lists ............................................................................
39
Electrical Parts List ..................................................................................
39
Mechanical Parts List...............................................................................
44
RevisionHistory ....................................................................
45