3-12
Ultra 1 Creator Series Service Manual • August 1996
3.8
Additional Keyboard Control
Commands
■
Stop Key
If the
diag-switch?
variable is set to
true
and POST is not to be executed when
the system is powered on, press and hold the keyboard Stop key and press the
keyboard power-on key.
■
Stop
and
N
Keys
If the system NVRAM parameters are set to the original default settings, press and
hold the
Stop
and
N
keys before powering on the system. Continue to hold the
Stop
and
N
keys until the system banner appears on the monitor.
3.9
System and Keyboard LEDs
The power LED, located at the chassis front, remains lighted when the system is
operating normally.
FIGURE 3-2
shows the location of the power LED.
FIGURE 3-2
Power LED
This section describes the keyboard light-emitting diode (LED) patterns as a result of
POST and their meaning. While POST is executing and making progress, the Caps
Lock key LED blinks while the rest of the LEDs are off. If POST finds an error, a
pattern is encoded in the LEDs to indicate the defective part. If POST completes with
no errors, all LEDs will be turned off before returning to the OpenBoot
‰
PROM
(OBP).
LED
Summary of Contents for Ultra 1 Series
Page 8: ...viii Ultra 1 Creator Series Service Manual August 1996...
Page 21: ...Preface xxi Email smcc docs sun com Fax SMCC Document Feedback 1 415 786 6443...
Page 22: ...xxii Ultra 1 Creator Series Service Manual August 1996...
Page 34: ...2 4 Ultra 1 Creator Series Service Manual August 1996...
Page 70: ...6 4 Ultra 1 Creator Series Service Manual August 1996...
Page 110: ...8 36 Ultra 1 Creator Series Service Manual August 1996...
Page 126: ...9 16 Ultra 1 Creator Series Service Manual August 1996...
Page 158: ...10 32 Ultra 1 Creator Series Service Manual August 1996...
Page 164: ...A 4 Ultra 1 Creator Series Service Manual August 1996...
Page 186: ...B 22 Ultra 1 Creator Series Service Manual August 1996...
Page 208: ...C 22 Ultra 1 Creator Series Service Manual August 1996...
Page 212: ...Glossary 4 Ultra 1 Creator Series Service Manual August 1996...