HP ProLiant ML150

Diagnostics
5. All internal cables are properly connected and all boards firmly seated.
6. Verify the processor and its heatsink-fan are firmly seated in its socket on the system
board.
7. Verify the memory is installed correctly and firmly seated.
8. Verify the slots and tabs are aligned in the DIMM connector.
After Installing an Accessory:
1. Turn off the monitor, the server, and any external devices.
2. Unplug all cables from the power outlet.
3. Open the side panel.
4. Check the following:
a. If you have installed an accessory board, verify the board is firmly seated in its slot
and any switches or jumpers on the accessory board are properly set.
Refer to the documentation provided with the accessory board.
b. Check all internal cabling and connections.
c. If you have changed any switches on the system board, verify each one is properly
set.
5. Close the side panel and connect all cables.
6. Turn on the monitor and server.
7. If the server still does not work:
a. Repeat steps 1, 2, and 3 of this section.
b. Remove all accessories, except the primary boot hard disk drive.
c. Close the side panel and connect all cables.
d. Turn on the monitor and the server.
e. If the server now works, replace the boards and accessories one at a time to
determine which one is causing the problem.
3-2 HP ProLiant ML150 Server Operations and Maintenance Guide
HP CONFIDENTIAL Codename: Stone Soup Part Number: 343329-001 Last Saved On: 8/14/03 10:15 AM