User guide

1.2 Diagnostic Tests and Commands
There are a number of diagnostic tests and commands that can help you to
isolate a problem with the system unit. These tests and commands are as
follows:
• Power-up tests
• Self-tests
1
• Configuration display
1
• Error display
1
The following sections describe these tests and commands.
1.2.1 Power-Up Tests
The system runs the power-up tests each time you turn on the system. If the
system passes the tests, it responds with a display similar to the following
example:
KA53-A Vn.n, VMB 2.14
Performing normal system tests.
74..73..72..71..70..69..68..67..66..65..64..63..62..61..60..59..
58..57..56..55..54..53..52..51..50..49..48..47..46..45..44..43..
42..41..40..39..38..37..36..35..34..33..32..31..30..29..28..27..
26..25..24..23..22..21..20..19..18..17..16..15..14..13..12..11..
10..09..08..07..06..05..04..03..
Tests completed.
>>>
Central Processing Unit (CPU) Name, Firmware Version Number, and
Virtual Memory Boot (VMB) Version Number
Read-Only Memory (ROM) based diagnostics countdown
Status Message
Console Prompt
1
You can use these tests and commands in privileged console mode only if the console
security feature is enabled and the password is set. See the VAX 4000 Model 105A
Customer Technical Information manual for information on the console security
feature.
Troubleshooting and Diagnosing Problems 1–9