Service manual

Service Manual SD170E Series
Page 7 of 44
Product Introduction
The SD-170E Series (here in after called “the radios”) of RF wireless modems from MAXONCIC
utilize the latest technology in its design and manufacturing. Both the UHF and VHF models are
Phase Lock Loop Synthesizer (PLL) / microprocessor controlled and offer five watts of power with
16-channel capability. Multiple functions including 1200 to 9600 baud rates, AC and/or DC audio
coupling, GMSK, FFSK and FSK modulation are standard in these fully programmable wide
bandwidth RF wireless modem units. Programmable sub-audio squelch system (CTCSS & DCS)
and two-tone squelch system are newly added to the signal level detect squelch system (RSSI)
through PC Program. GPS Data handling is provided to interface and control internal GPS
receiver.
The radios are programmed using ACC-916E programming software, an Intel Pentium2 or higher
Personal Computer. Operating system is Microsoft windows 98, ME, 2000, and XP and Vista
based software. This allows the radio to be tailored to meet the requirements of the individual user
and of the System(s) it is operating within.
Antenna / RF connector
GPS antenna (where fitted)
BNC type nominal 50 impedance
SMA
Programmer ACC-916E
XP, Vista, ME, 2000 and Windows based
programmer allowing personalization of the SD-170E
Series Modems via the RS232 port.