HP Model 744 HP Model 744 Owner's Guide - Page 114

Table 6-1, LED Indicators, Table 6-1 provides information on the red and green LEDs.

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Page 114 highlights

Solving Problems Interpreting the LEDs Table 6-1 SYSFAIL (Red) Off On On On On On Off Table 6-1 provides information on the red and green LEDs. LED Indicators POWER (Green) Off 2Hz Flash Off 1 Flash/sec. 4 Flash/sec. On On Meaning Possible Solution No Power Normal Power-on/selftest Memory Failure CPU (board) Failure No console identified OS is booted with VME services failure OS is booted with VME services OK Check for board seating in chassis. Troubleshoot for failed RAM card or problem with the RAM connection. Replace the system board. Check the console search path and keyboard connections. If no problem is found, replace the system board. Check the Operating System VME services. Check that VME services is configured in the kernel. 6-4

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6-4
Solving Problems
Interpreting the LEDs
Table 6-1 provides information on the red and green LEDs.
Table 6-1
LED Indicators
SYSFAIL
(Red)
POWER
(Green)
Meaning
Possible Solution
Off
Off
No Power
Check for board seating in
chassis.
On
2Hz Flash
Normal Power-on/self-
test
On
Off
Memory Failure
Troubleshoot for failed RAM
card or problem with the
RAM connection.
On
1 Flash/sec.
CPU (board) Failure
Replace the system board.
On
4 Flash/sec.
No console identified
Check the console search
path and keyboard connec-
tions. If no problem is found,
replace the system board.
On
On
OS is booted with
VME services failure
Check the Operating System
VME services. Check that
VME services is configured
in the kernel.
Off
On
OS is booted with
VME services OK