http://payphones.telesfor.org/ 2026-04-29T19:38:52+00:00 http://payphones.telesfor.org/ http://payphones.telesfor.org/lib/exe/fetch.php?media=logo.png text/html 2026-04-28T05:11:24+00:00 Anonymous (anonymous@undisclosed.example.com) http://payphones.telesfor.org/doku.php?id=smart:elcotel:coinmode&rev=1777353084&do=diff Using Elcotel 5 / 5501 as a regular phone Elcotel 5 / Olympian 5501 board, when initialized, is mostly unusable - majority of numbers cannot be called without programming the rates. Essentially, only 7-digit numbers work with a 25 cent charge. I found a way to make the phone text/html 2026-04-23T16:42:00+00:00 Anonymous (anonymous@undisclosed.example.com) http://payphones.telesfor.org/doku.php?id=smart:elcotel:docu&rev=1776962520&do=diff Documents [Elcotel Series 5 Operation Manual] - original manual by Elcotel [Compact Field Guide for Series-5] - by Elcotel, very useful, incl. init, troubleshooting, error codes etc. [LP Firmware (5.4.2) Operation Manual vol. 2] - very interesting firmware release information for Series 5 / Olympian 5501 explaining all the registers, not described anywhere else. text/html 2024-09-06T19:00:00+00:00 Anonymous (anonymous@undisclosed.example.com) http://payphones.telesfor.org/doku.php?id=smart:elcotel:keypad_rework&rev=1725649200&do=diff Modifications to standard Western Electric keypads for Elcotel Olympian controller payphones.telesfor.org Changes need to be done to the standard keypad assembly in order to work correctly with the Olympian 5501 controller pictured below, as documented by text/html 2024-04-05T19:00:00+00:00 Anonymous (anonymous@undisclosed.example.com) http://payphones.telesfor.org/doku.php?id=smart:elcotel:program&rev=1712343600&do=diff Elcotel programming Programming of Elcotel 5 board has to be done with the PNM software. This requires: * a PC with Windows 3.11 or 95. Windows 98 might require use of DOS compatibility mode. Ideally a PC from the era - 486 or Pentium. * Software works with text/html 2025-08-22T10:46:30+00:00 Anonymous (anonymous@undisclosed.example.com) http://payphones.telesfor.org/doku.php?id=smart:elcotel:reveng&rev=1755859590&do=diff Elcotel reverse engineering Initially I was struggling trying to program Elcotel 5 controller and attempted to reverse-engineer the configuration files. Now that I can program the phone, it is less of a priority, but I'll still be working on the rate files. Unlike with Protel, you can't easily create one, since the local NPA-s (area codes) cannot be removed once added, and they determine the home area code. You can't start from scratch - need to work on the existing file, which usually is one f…