User manual

C-6 Sun Fire X4100 and Sun Fire X4200 Servers Service Manual • June 2006
TABLE C-3 Internal LED Functions
LED Name Description
DIMM Fault LED
(The ejector levers on the
DIMM slots are the LEDs.)
This LED has two states:
• Off: DIMM is operating properly.
• Lit (amber): DIMM has failed.
CPU Fault LED
(on motherboard)
This LED has two states:
• Off: CPU is operating properly.
• Lit (amber): CPU has encountered a voltage or heat error
condition.
Fan Module Fault LED This LED has two states:
• Off: Fan module is operating properly.
• Lit (amber): Fan module has failed.
GRASP Board Power Status
LED
This LED has two states:
• Off: standby power is not reaching the GRASP board.
• Lit (green): 3.3V standby power is reaching the GRASP
board.