Lexicon PCM70 Version 2.00 Eprom Firmware Upgrade Effect Reverb For PCM-70


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Lexicon PCM70 version 2.00 firmware upgrade

This is firmware update 2.00 and is a officially released operation system by Lexicon. This operation system update / upgrade requires three eprom chips as revealed in the article`s photos and the chips will be labeled to help you locate the correct chip socket. For more info, please check below.


New Features for users upgrading from Version 1.0 or 2.0:

  • More adventurous presets that focus on unique and specialized sounding effects rather that the standard bread and butter studio delay and reverb (although there are still plenty of those).
  • Addition of the PCM60-like “Inverse Room” algorithm
  • Greater Midi Control
  • Midi Clock Auto Tempo Feature
  • Allows the use of Lexicon Version 3.0 MRC Midi Controller units

Version 2.0 vs 3.01:

Some users prefer the Alg. of 2.00 particular for the rich plate, rich hall and tiled room, which apparently gave the PCM-70 its reputation.

Which software version is my Lexicon PCM 70 running?

To check your current software version, simply turn on your PCM 70 and the software version will appear briefly during the startup process. If you have version 1.0 or version 2.0 you may want to consider upgrading.