NEC Super Script 4400, Maintenance Manual, Page: 313 / 317

18 Superscript 4200N and 4400 Series Maintenance Guide — Addendum
Appendix I
G
LOSSARY
This appendix is new to the Maintenance Guide.
Boot Code
Used only for starting, initializing, and performing specific controller functions. Physically resides in the
4200N boot flash and the 4400 Series boot flash. Can be upgraded.
Boot Flash
A semiconductor device located on the controller board used for storing the boot code and testing code.
PS Code
The PostScript printer language code. Processes incoming print jobs for actual printing. Physically resides in the
4200N PS flash or on the 4400 Series hard drive. Can be upgraded
PS Flash
Semiconductor devices on the 4200N controller board used for storing the PS code.
Network Code
The Secondary File Server programs and associated web page images. Physically resides on the 4400
Series hard drive. On the 4200N, a small part of it physically resides in the boot flash, the majority of it resides on the computer
acting as the secondary file server.
System Code
On the 4200N, the boot code and PS code are installed and upgraded simultaneously as a single set of code
called a system. NEC tracks each system by giving it a version number that can be displayed by the operator panel.