MTR-2000 repeaters are notorious for issues that require a power reset, less often with the latest version of firmware, but still require reset, there is a service bulletin on this.
CJD --- In Repeater-Builder@yahoogroups.com, "skipp025" <skipp...@...> wrote: > Re: Motorola radios and Zetron 37 > (reset timers for frozen controllers) > > > > "tracomm" <tracomm@> wrote: > > > This is a regular issue with many controllers, especially Trident > > > Raiders several Comm Spec units, and Motorola MTR-2000 repeaters. > > I have yet to find any type of relatively complex software driven > uP in controller operation that didn't freeze or fart (lock) up at > some point in time. One would hope the mfgr hopefully included some > type of "dead-man" or equivalent software-hardware reset timer. > > > > Years ago Comm Spec supplied a small board that reset power > > > to the controller to eliminate the problem. > > For the TP-3200 Tone/DCS Panel... and they were smart/nice enough > to provide the timer daughter-board as a free retrofit. > > > > We installed power reset modules on all our repeaters, every > > > 24 hours, > > The Comm Spec supplied timer cycled more frequent. > > > > power is reset to the entire repeater, usually about 3:00 am. > > Is/was there any reason to cycle power to other portions of the > repeater hardware? > > > > "Joel" <ag4qc@> wrote: > > We have 2 repeaters that are more or less the same. One is > > on 2 meters and the other is on 440. They both exhibit the > > same problem, they lockup after a while and then need to be > > power cycled. > > Q: The repeater hardware (radios)? the Zetron Controller? both? > Did/do you test to find out what is locked up (not working)? > > > They ran for years without issue. > > We have the Instruction manual for the Zentron controller, but > > nothing on the radios. > > Joe Loucka -- AG4QC > > You shouldn't need much in the way of manuals to do the basic go, > no-go testing. A received signal should indicate on both the RX > Radio and the Zetron front panels. The Zetron should indicate > valid tone/dcs codes and the Tx activity should be indicated on > both the Zetron and TX Radio front panels. > > Step two depends on the answer(s) to the above question. > > s. >
