IBM 8872 Service Guide - Page 67
Remind, button
UPC - 000435813060
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Light path diagnostics button Fan 6 Fan 2 Fan 5 Fan 1 Memory card 2 Memory Memory card 1 card 3 Fan 3 Fan 8 Fan 7 Memory card 4 Microprocessor card error LED Fan 4 Microprocessor 1 socket 1 2 4 3 Microprocessor 3 VRM connector Microprocessor 4 VRM connector Microprocessor 2 socket Microprocessor 1 error LED Microprocessor 2 error LED VRM 4 error LED VRM 3 error LED Microprocessor 3 error LED Microprocessor 3 socket Microprocessor 4 error LED Microprocessor 4 socket The following illustration shows the LEDs on the PCI-X board. PCI attention LEDs PCI power LEDs Power good LED Remind button You can use the remind button on the light path diagnostics panel to put the system-error LED on the operator information panel into Remind mode. When you press the remind button, you acknowledge the error but indicate that you will not take immediate action. The system-error LED flashes while it is in Remind mode and stays in Remind mode until one of the following conditions occurs: v All known errors are corrected. v The server is restarted. Chapter 2. Diagnostics 51