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HP PROLIANT 8500 Troubleshooting Manual
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HP PROLIANT 8500 Troubleshooting Manual

HP PROLIANT 8500 Troubleshooting Manual

Pentium iii xeon
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See also: Reference Manual , Installation Manual
PROLIANT 8500 PENTIUM III XEON
Version 1.0 – 8/12/1999
Assumptions
• Proliant 8500 Pentium III Xeon minimum system requirements have been met (see Appendix A)
Refer to the Proliant 8500 Pentium III Xeon "Maintenance and Service Guide", "Setup and Install Guide",
"Illustrated Parts Catalogue". When available
TABLE OF CONTENT
SECTION
TOPIC
1
Status Indictors
2
Switches
3
Troubleshooting
4
Troubleshooting Tips
5
Appendix A: Minimum System Configuration
Appendix B: Power up sequence
Appendix C: Interlock Chain Block Diagram
Section 1
STATUS INDICTORS:
• Integrated Management Display (IMD): Liquid Crystal Display (LCD)
Located on front of system, used to monitor progress during POST and to display cautions and critical
error messages.
• POWER-ON LED:
Located on the front panel beside power switch. When pushed, green indicates good +5V output from
power supply. Flashing amber indicates a system fault.
• POWER SUPPLY LEDs:
Located on rear of unit next to AC power input.
Power Supply LED Table
Table 1 –1: Power supplies LEDs indictor definitions
Top LED
Green
(Status)
Green/Amber
flashing
Green flashing
Amber flashing
Amber
Off
Bottom LED
Green
(AC Power)
Off
TROUBLESHOOTING GUIDELINE
No fault detected in this power supply
Power supply failed to restart after a prolonged fault
Power supply will start within 20 seconds or software shutdown
(software shutdown mode won' t restart unless power switch is
cycled).
Failed self test
Fault detected in this power supply
System in standby mode or interlock(s) disabled
AC power is connected to this power supply
No AC power connected to this supply
1

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Summary of Contents for HP PROLIANT 8500

  • Page 1 Assumptions • Proliant 8500 Pentium III Xeon minimum system requirements have been met (see Appendix A) Refer to the Proliant 8500 Pentium III Xeon “Maintenance and Service Guide”, “Setup and Install Guide”, “Illustrated Parts Catalogue”. When available TABLE OF CONTENT...

  • Page 2: System Leds

    SYSTEM LEDs: Table 1 – 2: Processor and I/O board LEDS On the I/O Board: On the Processor Board: (In front of PCI slot 1) (Behind processor 1 and 2. Impossible to view ) Silk screen Aux 5v CR47 +12v CR505 CR504 +3.3v...

  • Page 3: System Board Switches

    Section 2 SYSTEM BOARD SWITCHES: I/O CONFIGURATION SWITCH (SW1) Table 1 – 3: SW1 Processor Board Configuration Switch Switch Function Default On-board Video Disable Configuration Lock Rack Mount Configuration Disable Floppy Boot Boot Password Disable Clear Configuration Contents Located on I/O board in front of PCI slots 10 and 11. PROCESSOR CORE / BUS FREQUENCY RATIO SWITCH (SW1 AND SW2) Located on Processor board on the left side of the memory board connector.
  • Page 4 TROUBLE-SHOOTING On the next page is a basic trouble-shooting flowchart for the Proliant 8500 Pentium II Xeon system. This flowchart is to assist in determining the cause of a system either not powering up, or one that powers up but won’...
  • Page 5 ProLiant 8500 Pentium III Xeon Power Up failure Flowchart Are the Power 1) Check Power Power Supply LEDs in the Supply Supply “Standby Mode” ? LED table Turn On ? 1) Check Power Supply insertion. Is the AUX 5v LED...
  • Page 6 FLOWCHART DECISION BOXES 1) Did the POWER SUPPLY turn ON? Did the Power-ON LED on the front panel turn on? Did the power supply fans and system fans turn on (Visually see them spinning or hear them)? Are both power supply status LEDs on (solid green).
  • Page 7 5) Is there video on the monitor? On the video monitor, does any graphics or text appear? YES: If video is present, then follow any messages that are displayed on the screen (i.e. post errors, etc.). NO: If monitor is connected and no video is present, go to the next decision box (6). 6) Is the IMD on? Is there something displayed on the IMD and the backlight ON? NO: The IMD is not properly connected or not working.

  • Page 8: Troubleshooting Tips

    Appendix A PROLIANT 8500 Pentium III Xeon Minimum Configuration: Refer to Quickfind’ s Proliant 8500 Pentium III Xeon “Maintenance and Service Guide”, 1.) Processors • A minimum of one Processor needs to be installed in one the processor slots along with a VRM (power module) for the socket.
  • Page 9 Top power supply LED begins flashing (green) and Bottom LED ON (solid green) This is the indication that the power switch is on and the power supply is in a power on delay mode No change in the IMD • When power-on delay is up, unit turns on Top Power Supply LED will momentarily flash yellow then both LEDs should stay green, Top power supply LED ON (solid green) and bottom LED on (solid green)

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