Epson Progression Product Support Bulletin page 11

EPSON AMERICA, NC.
Product Support Bulletin
Subject: Epson Progression Flash BIOS Upgrade Procedure
Date: 04/02/93
Page(s): 1 of 1
This bulletin provides the correct procedure for upgrading the flash BIOS in the
Progression computer. BIOS version 1-06.1.05 (106105.EXE) will be used as an
example.
'1) Download the latest flash BIOS version from the Epson BBS. This may be
found in the BIOS file library and and will typically use the BIOS version as the
filename (i.e. 106105) and will either be a compressed file (ZIP) or a self-
extracting compressed file (.EXE).
2)
Create a "clean" MS-DOS boot floppy
the hidden system files and COMMAND.COM - no AUTOEXEC.BAT or
CONFIG.SYS files.
Extract the BIOS files to the boot floppy - for example, 106105
3)
file)
PKUNZIP 106105.ZIP A:.
(50106105.EPS), the flash loader program (FLASHLDR.EXE) and the language
support files (*.LNG) on the boot floppy.
Reboot the system with the boot floppy in drive A. At the A: prompt, type the
4)
command
file and the language. Before the flash ROM is erased, FLASHLDR will prompt
with the messsage "Are you sure you want to do this (Y/N)?", so you can abort
at the last second if necessary. If you reply "Y", FLASHLDR will erase the flash
ROM contents and the reprogram with the updated BIOS file. On completion,
FLASHLDR will prompt you to remove the diskette before it reboots the system.
At reboot, verify that the BIOS version displayed matches the last six digits of
5)
the filename, as in 1.06.1.05.
This should create the BIOS file
and press Enter. Follow the prompts to select the BIOS
FLASHLDR
PSB No: S-0154
Originator: MWT
/S). It should contain only
(FORMAT A:
EPSON
or (for a .ZIP
A: