Motorola 68230 - Vanguard 300 DSU/CSU Operator's Manual page 24

Powerup Diagnostics
Introduc tion
This section describes diagnostics that run automatically when you power up the
Vanguard 300/305.
The front panel LEDs on the Vanguard 300/305 help you isolate problems at
powerup.
Powerup Sequence
The following table shows the normal powerup sequence when you turn on the
Vanguard 300/305.
Stage Action
POWER light turns green.
1
STATUS light blinks at a slow
2
rate.
TEST light turns red and blinks
3
five times.
STATUS light stays off for up to
4
10 seconds, then turns green.
PORT/DATA OUT lights come on
5
and go off in sequence.
Hardware Failure
If the TEST light turns on and remains on, one or more of the diagnostic tests
have failed, indicating there is a hardware problem. Contact Motorola ISG
Customer Support for possible repairs to your Vanguard 300/305.
Diagnostic Failure
If the TEST light does not blink at all, but the Status light is on, the diagnostic
software image is corrupted. Perform a download of the software option bundle.
Powerup Failure
If the STATUS light blinks continuously, at a constant rate, the software bundle
in FLASH memory is corrupted. Perform a cold load of the software option
bundle. See the Vanguard 300/305 Software Download Guide (Part No. 09965-1,
Rev B) for more information.
Comment
Vanguard is receiving power.
Indicates software is being
downloaded from FLASH.
Diagnostics executes for 30
seconds.
The option bundle is initializing
your system configuration.
Port lights remain on, depending
on their configuration.