20 SPARCstation 20 Service Manual • July 1996
Note – The example shows connection to serial port A (ttya). To use serial port B on
the other Sun Workstation, enter ttyb.
3. At the system prompt, type the following: .
The shell window is now a tip window directed to the Sun Workstation serial port.
When powering on the SPARCstation 20 in diagnostic mode, messages will be
displayed at this window.
4. When POST is completed, disconnect the tip window by typing
~. (tilde, period).
POST Tests
CODE EXAMPLE 3-3 provides a sample listing of the full diagnostic mode tests
executed by POST in a system with two MBus modules installed. Note that the
beginning of the test indicates the number of MBus modules installed.
hardwire:\
:dv=/dev/ttya:br#9600:el=^C^S^Q^U^D:ie=%$:oe=^D:
Note - For SunOS 4.1.3_V1 Rev. B and later
hardwire:\
:dv=/dev/term/a:br#9600:el=^C^S^Q^U^D:ie=%$:oe=^D:
Note - For SunOS 5.3 and later
hostname% tip hardwire
connected
~.
[EOT]
hostname%
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