System information

1-8
AlphaServer 800 Service Guide
Table 1-4 Boot Problems
Symptom Action
System cannot find boot
device.
Check the system configuration for the correct device
parameters (node ID, device name, and so on).
• For DIGITAL UNIX and OpenVMS, use the show
config and show device commands (Section 6.1.4).
• For Windows NT, use the AlphaBIOS menus to
examine and set the system configuration (Section
6.1.3).
Check the system configuration for the correct
environment variable settings.
• For DIGITAL UNIX and OpenVMS, examine the
auto_action, bootdef_dev, boot_osflags, and
os_type environment variables (Section 6.1.4.4).
For problems booting over a network, check the
ew*0_protocols environment variable settings:
Systems booting from a DIGITAL UNIX server
should be set to bootp; systems booting from an
OpenVMS server should be set to mop (Section
6.1.4.4).
• For Windows NT, examine the Auto Start and
Auto Start Count CMOS Setup Menu Options.
Device does not boot. For problems booting over a network, check the
ew*0_protocols environment variable settings:
Systems booting from a DIGITAL UNIX server should
be set to bootp; systems booting from an OpenVMS
server should be set to mop (Section 6.1.4.4).
Run the device tests (Chapter 3) to check that the boot
device is operating.