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Servers:	Sun Fire X4170, X4270, X4275
Sun Oracle Database Machine:	Oracle Exadata V2

501-7917	541-2542
System Board	Assembly/FRU 501-7917 + Tray Tray 541-2543

Headers, Jumpers, LEDs, and Switches

LOCATION	PINS	SETTING	DESCRIPTION
J602	1-2	Out	Clear SP Password (install to clear)
J603	1-2	Out	SP Write Protect (default)
J702	1-2	Out	Unknown
J705	1-2	Out	Unknown
J706	1-2	Out	Unknown
J901	1-3	Out	Unknown
J902	1-2	Out	Unknown
J2402	1-2	In	BIOS Write Protect (default)
J2403	1-2	In	BIOS TB Lock (default)
J2601	1-2	Out	Manfacturing Mode (default)
J3402	1-3	Out	Unknown
J3403	1-3	Out	Unknown
J3404	1-3	Out	Unknown
J2906	10	NA	JTAG Header
J3301	10	NA	CPLD Program Header
J3302	10	NA	CPLD Debug Header

Sun Fire X4170 Codename: Lynx 1U Sun Fire X4270 Codename: Lynx 2U Elwood Sun Fire X4275 Codename: Lynx 2U Hyde Oracle Exadata V2 Codename: Quicksilver

Notes

1. The minimum Solaris operating system is Solaris 10 10/08.
2. The System Board FRU includes two 250-1802 Cleaning Wipes, and
   two 310-0065 Shin-Etsu X23-7783D Thermal Grease Syringes.

Heatsink Notes

1. Use a 5/32" hex driver to remove and replace the heatsink screws.
2. Heatsink FRU 541-2545 includes Heatsink 310-0161, two 240-6751 SpringScrews,
   one 250-1802 Cleaning Wipe and one 310-0065 Shin-Etsu X23-7783D Thermal Grease Syringe.
   Heatsink 310-0161 is pre-greased with Shin-Etsu G751.
3. Heatsink FRU 541-3310 includes Heatsink 310-0211, two 240-6751 SpringScrews,
   one 250-1802 Cleaning Wipe and one 310-0065 Shin-Etsu X23-7783D Thermal Grease Syringe.
   Heatsink 310-0211 is pre-greased with Shin-Etsu G751.

Memory Installation Notes

1. Install memory filler panel 350-1288 in all unused slots.
2. Install the first three DIMMs in CPU0 and CPU1 slots D8, D5, and D2.
3. Install the second three DIMMs in CPU0 and CPU1 slots D7, D4, and D1.
4. Use of the same DIMM size and speed is recommended for maximum performance.

References

1. Sun Fire X4170/X4270/X4275 Installation Guide, 820-5827.
2. Sun Fire X4170/X4270/X4275 Service Manual, 820-5830.
3. Sun Fire X4170/X4270/X4275 Product Notes, 820-5831.