Microprocessor-Board Connectors And Leds - IBM 88743RU - System x3950 E User Manual

Microprocessor-board connectors and LEDs

The following illustration shows the connectors and LEDs on the microprocessor
board.
Microprocessor 1
socket
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IBM System x3950 Type 8878 and System x3950 E Type 8879: User's Guide
Light path diagnostics
button
Fan 6
Fan 2
Fan 5
Fan 1
1 1
Microprocessor 2
socket
Microprocessor 1
error LED
Microprocessor 2
error LED
Memory
card 2
Memory
card 1
Fan 3
Fan 7
4 4
2 2 3 3
Microprocessor 3 socket
Microprocessor 4 error LED
Microprocessor 4 socket
Memory
card 3
Fan 8
Memory
card 4
Microprocessor card
error LED
Fan 4
Microprocessor 3
VRM connector
Microprocessor 4
VRM connector
VRM 4 error LED
VRM 3 error LED
Microprocessor 3 error LED