HP LH4r HP Netserver LC 3 Quick Service Guide - Page 7

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² O O ² O O ² ² Voltage Regulator Module for Primary CPU Bad O ² O O Voltage Regulator Module for ² O ² ² Secondary CPU Bad ²O O ² O ²²O O O ²² ²²O O CPU Over Temperature CPU or Terminator Board Not Installed Check that primary voltage regulator module (VRM) is correctly seated. If problem persists, replace VRM. Check that secondary voltage regulator module (VRM) is correctly seated. If problem persists, replace VRM. Check fan for function. Turn off system, wait 20-25 minutes for system to cool, and restart system. Install CPU in primary CPU slot and CPU or terminator board in secondary CPU slot. DIMM Status Error Codes When no processor error condition exists, the DIMM slot LEDs display the status of the DIMMs in the corresponding slots, as follows: • OFF: no DIMM installed • Flashes ON and OFF at 1 Hz in 50/50 proportion of time: uncorrectable error or inappropriate DIMM • Flashes ON and OFF at 1 Hz in 90/10 proportion of time: non-HP DIMM installed • ON: HP DIMM installed Exploded Views 15 14 13 12 2 1 11 10 3 4 7 8 9 5 6 5

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5
²
O
O
O
O
²
²
²
Voltage Regulator Module for
Primary CPU Bad
Check that primary voltage regulator
module (VRM) is correctly seated. If
problem persists, replace VRM.
O
²
O
O
²
O
²
²
Voltage Regulator Module for
Secondary CPU Bad
Check that secondary voltage
regulator module (VRM) is correctly
seated. If problem persists, replace
VRM.
²
O
O
²
O
²
²
O
CPU Over Temperature
Check fan for function. Turn off
system, wait 20-25 minutes for system
to cool, and restart system.
O
O
²
²
²
²
O
O
CPU or Terminator Board Not
Installed
Install CPU in primary CPU slot and
CPU or terminator board in secondary
CPU slot.
DIMM Status Error Codes
When no processor error condition exists, the DIMM slot LEDs display the status of the DIMMs in the corresponding
slots, as follows:
•
OFF:
no DIMM installed
•
Flashes ON and OFF at 1 Hz in 50/50 proportion of time:
uncorrectable error or inappropriate DIMM
•
Flashes ON and OFF at 1 Hz in 90/10 proportion of time:
non-HP DIMM installed
•
ON:
HP DIMM installed
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