Specifications

RICi-4E1/T1, RICi-8E1/T1 Ver. 2.0 Booting RICi-4E1/T1, RICi-8E1/T1 B-1
Appendix B
Boot Sequence and
Downloading Software
This appendix provides a description of the RICi-4E1/T1, RICi-8E1/T1 boot
procedure via an ASCII terminal for downloading software.
The RICi-4E1/T1, RICi-8E1/T1 software is stored in flash memory in two sections,
in the boot sector and in the file system. The boot sector holds a boot program
that calls up the rest of the program from the file system.
The file system can hold two compressed copies of the RICi-4E1/T1, RICi-8E1/T1
code. One copy is called the operating file, and the other is called the backup file.
The operating file is the default-executable RICi-4E1/T1, RICi-8E1/T1 code. The
backup file is used whenever the operating file is absent or corrupted.
B.1 Booting RICi-4E1/T1, RICi-8E1/T1
RICi-4E1/T1, RICi-8E1/T1 boots up automatically. After powering up, no user
intervention is required, except when the user wants to access the file system to
modify or update the software or the RICi-4E1/T1, RICi-8E1/T1 configuration.
Accessing the Boot Manager
The Boot Manager menu is an option that allows the user to perform basic file
transfer operations. These operations are all optional.
³ To access the Boot Manager menu:
Press <Enter> several times immediately after starting
RICi-4E1/T1, RICi-8E1/T1.
The Boot Manager menu is displayed as illustrated in
Figure
B-1
.