Keyboard; Mouse; Floppy - Sun Microsystems Ultra 80 Service Manual

4.8.6

Keyboard

The keyboard diagnostic consists of an external and an internal loopback. The
external loopback requires a passive loopback connector. The internal loopback
verifies the keyboard port by transmitting and receiving 128 characters.
The following code example shows the keyboard output message.
CODE EXAMPLE 4-12
Enter (0-12 tests, 13 -Quit, 14 -Menu) ===> 3
TEST='keyboard_test'
SUBTEST='internal_loopback'
Enter (0-12 tests, 13 -Quit, 14 -Menu) ===>
4.8.7

Mouse

The mouse diagnostic performs a keyboard-to-mouse loopback.
The following code example shows the mouse output message.
CODE EXAMPLE 4-13
Enter (0-12 tests, 13 -Quit, 14 -Menu) ===> 4
TEST='mouse_test'
Enter (0-12 tests, 13 -Quit, 14 -Menu) ===>
4.8.8

Floppy

The floppy diagnostic verifies the diskette drive controller initialization. It also
validates the status of a selected disk drive and reads the diskette drive header.
The following code example shows the floppy output message.
-22 Sun Ultra 80 Service Manual • March 2000
Keyboard Diagnostic Output Message
Mouse Diagnostic Output Message