Unitec POS4000 - Manual (Page 30)

P O S 4 0 0 0
Document Number: POS4010 10
2.4 Installing/Upgrading the EPROM Chip
Warning:
Depending upon the version of software that is currently in the console, this procedure
may delete ALL configuration information, including all codes and accounting
information. All setup configurations will be reset to factory defaults. To properly
facilitate reprogramming this information, you should print the following reports
BEFORE proceeding:
• System configuration
• Pricing report
• Accounting reports (those that are used)
•
Message configuration
Perform the following steps to change the POS4000 console software (EPROM):
5. Disconnect all cables to the console
6. Remove the plastic housing by removing the 2 screws from the rear and 2 screws
from the bottom of the unit.
7. The upper chassis must be partially removed. Remove the middle and front
screws along the side of the metal chassis. Loosen the rear two screws on each
side of the chassis. This will allow the top piece to open up revealing the main
circuit board.
8. Find the EPROM chip, as indicated below:
Document Title: Remote Code POS4000 Installation and Operations Manual