Service Reference Guide 490778-001 D–23
Troubleshooting Without Diagnostics
Red Power LED
flashes 8 times, one
every second,
followed by a 2
second pause. Also
8 simultaneous
beeps will be
heard.
8 Invalid ROM
based on bad
checksum.
1. Reflash the system ROM with the
latest BIOS image.
2. Replace the system board.
Inclining beeps
when password
entered.
Rapid
incline
Incorrect
password entered.
Enter the correct password.
Declining beeps
when password
entered.
Rapid
decline
Correct password
entered.
No action required.
Diagnostic Front Panel LEDs and Audible Codes (Continued)
Activity Beeps Possible Cause Recommended Action
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