---

Sun Fire X4100

501-7261
FAB 270-6974-04 FAB 270-6974-06 FAB 270-6974-07

Headers, Jumpers, Switches, and Test Points

LOCATION	PINS	SETTING	DESCRIPTION
J4	1-2 2-3	In In	DCD/DSR Configuration set to DCD DCD/DSR Configuration set to DSR
P1	1-20	Out	SAS1064 JTAG Header
P2	1-14	Out	XC2C128 CPLD I/O Header
P3	1-2	Out	Front Top Cover Kill Switch Disable (default)
P4	1-2	Out	Clear BIOS Password (default)
P5	1-2	Out	Force BIOS Recovery (default)
P6	1-3	Out	Processor I2C Header
P7	1-2 1-2	In Out	Reset Button SW3 Enabled (default unknown) Reset Button SW3 Disabled (default unknown)
P8	1-2	Out	Force Fans to Full Speed (default)
SW1	NA	NA	Locate Button
SW2	NA	NA	Non Maskable Interrupt Dump Button
SW3	NA	NA	Reset Button
TP51	1	NA	Short TP51 to TP52 to Clear CMOS
TP52	1	NA	Short TP51 to TP52 to Clear CMOS

Diagnostic LEDs

LOCATION	DESCRIPTION
CR1 CR2 CR3 CR4	SAS Disk Drive 3 Activity SAS Disk Drive 2 Activity SAS Disk Drive 1 Activity SAS Disk Drive 0 Activity
CR5 CR6 CR7 CR8	SAS Disk Drive 3 Fault SAS Disk Drive 2 Fault SAS Disk Drive 1 Fault SAS Disk Drive 0 Fault
CR9	SAS1064 Heart Beat
CR10	DVD Activity
CR11 CR23	CPU 0 OK CPU 1 OK
CR15	Rear Panel Alert
CR16	Rear Panel Power OK
CR18	+3.3V Auxillary Power OK
CR19	+3.3V Power OK
CR20	+12V Power OK
CR21	+5V Power OK
CR22	-12V Power OK

Sun Fire X4100 Codename: Galaxy 1U

Notes

1. The minimum Solaris operating system is Solaris 10 3/05.
2. Slot 1 changed from 100MHz to 133MHz in July 2005.
3. The 133MHz Slot 1 on FAB 270-6974-04 is silkscreened 100MHz.
4. The 133MHz Slot 1 on FAB 270-6974-06 is silkscreened 133MHz.
5. Each installed CPU requires on pair of DIMMs.
6. Install DIMMs in pairs beginning with DIMM 0 and 1 then DIMM 2 and 3.

References

1. Sun Fire X4100 Server Documentation.

Sun Fire X4100 Codename: Galaxy 1U StorageTek 5220 NAS Codename: Thunderbird

Notes

1. The minimum Solaris operating system is Solaris 10 3/05.
2. The 501-7644 was added as a substitute for 501-7513 in August 2006. (WO_32933)

References

1. Sun Fire X4100 Server Documentation.