SERVICE MANUAL RF DATA LINK RADIOS 70-101BD 70-201BD Important Information 1
All rights reserved.
Comments or suggestions concerning areas of manual improvement are welcome.
TABLE OF CONTENTS Manual Supplement Information.....................................................................ii Table of Contents ...........................................................................................iii Acronyms and Abbreviations .........................................................................iv GENERAL INFORMATION Specifications ...................................................................................................1-3 PREPARATION Test Equipment ............
ACRONYMS AND ABBREVIATIONS Below is a list of common electrical abbreviations used in documentation.
All connections to the unit are made through the DB9 connector. Connect wiring according to the diagram below. Connections to DB-9 connector: 1. Mod in (data). Audio sensitivity is 100mV RMS @ 60% Peak deviation. 2. AF out (data) (0.25 volt rms) 3. PTT . Ground to transmit. 4. GND 5. V in . 9-18 VDC 6. Busy Detector 0 volts DC = busy, 5 volts DC = open 7. Audio/Mic in. Sensitivity 5 mV. Typ. 8. Switch 9. Spkr out. 1 V. rms. typ. to 8 ohm load.
PC ON/OFF 70-x01BD WRITE SUPPLY 12 V DC READ Programming box 1. Install ACC900 by copying ACC900.exe to your PC or running it from the floppy disk. 2. Connect the 70-x01 Unit through the Programming box and cable to the PC .(See Connection Diagram) 3. Run Acc900.exe and select Band, 70-101BD VHF or 70-201BD UHF. Radio Model 70-101BD VHF 70-201BD UHF 4. After selecting Band, Press Enter. The screen will show 1. 2. 3. 4. 5. 6. 7. 8.
Numbers following “Reading Word” will roll until the read is complete. The LED will turn off, the screen will prompt that programming is complete, and the channel list will display. (In some cases * this box will be blank.) 7. You can change the channel data two ways. You can create a new frequency file by selecting Create New file from Setup & Select Data source menu or by reading from the unit and modifying the frequency that you want. To upload the changes verify that power switch is still Down (ON).
