Service manual

Chapter 2
FileStore Service Manual 28
1. Introduction to the E20 unit
The FileStore E20, Acorn part no. 0354,407 for the Master version, and 0354,005 for the
Communicator version, is an expansion of the FileStore E01 unit providing Econet users with
increased mass storage.
It is a self-contained mains-powered unit, providing approximately 20MByte of storage.
The E20 has a daisy-chain 2MHz connector, for adding other 2MHz bus devices to the E0l
Unit.
1.1 Packaging
The E20 unit is provided in a two-part cardboard and neapolene package, also including the
cable required to connect it to the E01 unit.
1.2 Identification
The E20 unit is uniquely identified by a serial number at the rear of the case.