Problem
Cause
Possible Solution
4.
Replace the processor fan.
5.
Reseat CPU heatsink and verify that the fan assembly
is properly attached.
Workstation does not power on
and the LEDs on the front of
the workstation are not
flashing.
System unable to power on.
CAUTION
Disconnect AC power from the
workstation before reseating or replacing
components because there is power to the system
board even when the workstation is powered down.
Press and hold the power button for less than four seconds.
If the hard drive LED turns green, then:
1.
Remove the expansion cards.
2.
Replace the system board.
OR
If the HDD LED does not illuminate, then:
1.
Verify that the unit is plugged into a working AC outlet.
2.
Open the access panel, and verify that the power
button harness is properly connected to the inline front
panel I/O device assembly connector.
3.
Verify that the power supply cables are properly
connected to the system board.
4.
Verify power supply functionality:
a.
Disconnect AC power.
b.
Remove all internal power supply cables from the
system board.
c.
Plug in AC power.
●
If the power supply fan spins and the BIST*
LED lights, then the power supply is good.
Replace the system board.
●
If the power supply fan does not spin or the
BIST* LED does not light, replace the power
supply.
Solving power supply problems
Testing power supply
Before reseating or replacing the power supply, use the BIST feature to determine if the power supply
still works.
Table 5-3
Minor problems (continued)
ENWW
Troubleshooting scenarios and solutions 111
Содержание xw9400
Страница 1: ...HP xw9400 Workstation Service and Technical Reference Guide User Guide ...
Страница 22: ...14 Chapter 1 Product overview ENWW ...
Страница 106: ...98 Chapter 4 Removal and replacement procedures ENWW ...
Страница 147: ...A SAS devices ENWW 139 ...
Страница 158: ...150 Appendix B SATA devices ENWW ...
Страница 159: ...C Connector pins ENWW 151 ...
Страница 168: ...160 Appendix C Connector pins ENWW ...
Страница 172: ...164 Appendix D System board designators ENWW ...
Страница 174: ...166 Appendix E Power cord set requirements ENWW ...
Страница 175: ...F Routine care ENWW 167 ...
Страница 182: ...174 Appendix F Routine care ENWW ...
Страница 188: ...Initial troubleshooting 180 Appendix H Quick troubleshooting flowcharts ENWW ...
Страница 189: ...No power No power part 1 ENWW No power 181 ...
Страница 190: ...No power part 2 182 Appendix H Quick troubleshooting flowcharts ENWW ...
Страница 191: ...No power part 3 ENWW No power 183 ...
Страница 192: ...No video No video part 1 184 Appendix H Quick troubleshooting flowcharts ENWW ...
Страница 193: ...No video part 2 ENWW No video 185 ...
Страница 194: ...No video part 3 186 Appendix H Quick troubleshooting flowcharts ENWW ...
Страница 195: ...Error messages Error messages part 1 ENWW Error messages 187 ...
Страница 196: ...Error messages part 2 188 Appendix H Quick troubleshooting flowcharts ENWW ...
Страница 197: ...Error messages part 3 ENWW Error messages 189 ...
Страница 198: ...No operating system loading 190 Appendix H Quick troubleshooting flowcharts ENWW ...
Страница 200: ...No operating system loading from hard drive part 2 192 Appendix H Quick troubleshooting flowcharts ENWW ...
Страница 201: ...No operating system loading from hard drive part 3 ENWW No operating system loading from hard drive 193 ...
Страница 202: ...No operating system loading from diskette drive 194 Appendix H Quick troubleshooting flowcharts ENWW ...
Страница 203: ...No operating system loading from optical drive ENWW No operating system loading from optical drive 195 ...
Страница 204: ...No operating system loading from network 196 Appendix H Quick troubleshooting flowcharts ENWW ...
Страница 205: ...Non functioning device ENWW Non functioning device 197 ...
Страница 206: ...198 Appendix H Quick troubleshooting flowcharts ENWW ...
Страница 207: ...I PCI bus layout ENWW 199 ...
Страница 210: ...202 Appendix I PCI bus layout ENWW ...