System Board Error Leds - IBM IntelliStation Z Pro 6223 Hardware Maintenance Manual And Troubleshooting Manual

System board error LEDs

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