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Summary of Contents for Midland Radio Corporation 70-101BD
- Page 1 SERVICE MANUAL RF DATA LINK RADIOS 70-101BD 70-201BD Important Information...
- Page 2 Midland Radio Corporation Midland Radio Corporation reserves the right to change the products described in this manual without prior notice. © Midland Radio Corporation This manual is designed to facilitate the set-up and service of the Midland 70- 101BD and 70-201BD RF Data Link Radio series.
- Page 3 Comments or suggestions concerning areas of manual improvement are welcome.
- Page 4 RF Board View (148-174MHz) Layout ..............30 RF Board View (440-470MHz) Layout ..............31 Digital Board View Layout .................32 70-101/201BD Exploded View ................33 PARTS 70-101BD RF Board Parts List................35-38 70-201BD RF Board Parts List................39-42 Digital Board Parts List..................43-45 Replacement Parts Ordering ................46...
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Page 5: Acronyms And Abbreviations
PLL ------------------------- Phase Locked Loop Installation and Setup Information for 70-101BD and 70-201BD Data Link Radios. Transmit/Receive channels are chosen from the frequencies programmed by switches inside the cover. Refer to the channel data list and set DIP switches for the desired... - Page 6 All connections to the unit are made through the DB9 connector. Connect wiring according to the diagram below. Connections to DB-9 connector: Mod in (data). Audio sensitivity is 100mV RMS @ 60% Peak deviation. AF out (data) (0.25 volt rms) PTT .
- Page 7 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.
- Page 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 &...
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