Specifications

Escala Tower PL & S, E, T System Hardware
Chapter 2: Models Description 52/94
9es3s1c2.doc
Rev 5.9
02/12/2003
The BUMP and Super I/O Daughterboard
The BUMP and Super I/O daughterboard contains the control logic used during the system start-up
phase. It also contains a dedicated maintenance microprocessor used to provide additional service
functionality both during system boot and operational phases.
The BUMP and Super I/O daughterboard supports:
•
Bring Up MicroProcessor (BUMP)
JTAG & I²C bus control of hardware resources
Front panel and switches scanning
NVRAM.
•
Super I/O
3x RS 232 ports, parallel port, floppy disk controller, keyboard & mouse ports, RS 485 port.
The Connectors Daughterboard
The Connectors daughterboard is a small board containing integrated I/O connectors:
•
Ethernet
•
Graphics
•
Keyboard
•
Mouse
•
3 x RS 232
•
Parallel
•
RS 485
The Operator Panel
The operator panel supports:
•
Front panel and switches
•
LED display for AIX boot status
•
Floppy disk drive