Installation guide

References
DEC service representative telephone number:
Model Number (circle one): Model 610 Model 612
Serial Number:
Status of the System (check all that apply):
DC power light is not on
Operating system fails to boot
Console program fails to boot
Fan failure light is on
Self-test status lights remain on Console error message
Self-test status lights
Diagnostic Test Screen Display:
Troubleshooting notes:
DEC 4000 AXP
Problem Worksheet
Diagnostic test error message
MLO-009900
9–20 Troubleshooting the System