Console Led Codes - Digital Equipment 300 Series AXP Reference Manual

Preliminary Power-up Test Displays
If the system stops before successful completion of the
Correcting the
Problem preliminary tests, the lights display other patterns. To correct
the problem, check to see that all:
•
•
•
•
If these actions do not correct the problem, record the LED
patterns on the appropriate section of the Handling Problems
Worksheet at the end of this chapter and call your Digital service
representative.
Post-Powerup Even after the console firmware is loaded, the system may stop
LEDs executing before it is able to display messages on your screen.
This may happen because not all SROM tests pass (this displays
LED codes ff through f0, and 20).
Table 8–1 lists the hexadecimal values of the LED codes and
lists the category of the code.
Table 8–1 Console LED Codes
Code
f0 through ff, and 20
30 through 3F
20 through 2f
3A through 3E
40 through 4f
50 through 5F
60 through 6F
70 through 7F
81 through 8C
90 through 9A
If no fatal errors occur, the console firmware is loaded and any
further problems display a message on the screen.
8–4
Modules inside the system unit are seated firmly
Cables are securely connected to the correct ports
Power cables are plugged into the appropriate outlet
Power switches are on
Category of Code
SROM Power-up sequence
ASIC
Memory
TOY clock or NVR
SCC
NI
SCSI
ISDN
CXT (graphics)
MIPS Emulator