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System board error LEDs
The following illustration shows the LEDs on the system board.
DIMM 5
error LED (D17)
DIMM 4
error LED (D18)
DIMM 3
error LED (D19)
DIMM 2
error LED
DIMM 1
error LED (D21)
Fan 2
error LED (D27)
Fan 1
error LED (D26)
Fan 3
error LED (D25)
(reserved)
Fan 4
error LED (D29)
Microprocessor 1
error LED (D23)
Microprocessor 2
error LED (D22)
DIMM 6
error LED (D16)
(D20)
74 IntelliStation Z Pro Types 6223 and 6227: Hardware Maintenance Manual and Troubleshooting Guide