Monitor The Processor Card And Memory Card - DEC 600 Installation And Service Manual

9.2.2 Monitor the Processor Card and Memory Card

There are two LEDs on the processor card and memory card, and two 7-
segment displays on the processor card:
System
self-test
display
System
operation
display
The FAULT LED indicates that the card has failed its module self-test. The
READY LED indicates that the testing has not detected any faults on the card.
The system self-test display on the processor card indicates the progress and
result of the DECNIS 600 diagnostic testing that is run when the system is
powered up.
The system operation display on the processor card shows the operating state
of the DECNIS 600. For example, it indicates when the system is loading.
9–6 Identifying the Problem
Processor card
Memory card
FAULT LED (Yellow)
READY LED (Green)
LKG–5681-91I