Sun Microsystems 6.0005E+11 manual CPU Module Connectors

F

F 1-----------------	---- --- - 24
E 1-------------	---- - --- ----24
D 1--------	--- ------ -------- 24
C 1-------	------ -------- ---- 24
B 1-------	------ ------- ----- 24
A 1----------------	- ------- - 24
	Section 1

Figure F-2CPU/Memory Board Centerplane Connector Location

Guide pin	Pre-power section	Spacer (4
receptacle		per board)
(2 per board)

(Rear view of board component side up)

--- - -25--------------- ---	48	49--	---------------- -----72	--73-	---------------------96	97	------------- ------ -- --120
25-------- -- --------- --- -	48	49- -------------------	---72	73--- ----	-----------------96	97	------ --------- -- -- ----120
25------------ - -------- - -	48	49-- ------	---------------72	73----	---- ----------------96	97	--- ------ - -- ----------120
25------- ----------- --- - -	48	49-----	----- -------------72	73-- ------	----------------96	97	------ --- ------ --------120
25------------ ------- -- - -	48	49----	--- ---- -----------72	73 ------	------------------96	97-	------- ----- --- -------120
25- -------- ----- --- -----	48	49-------	------ ----------72	73----	------- -------------96	97	-- ---- ------ -----------120
Section 2			Section 3		Section 4		Section 5

Figure F-3Centerplane Connector Detail

A three-bladed power section results in 12 pins on the board. There are six, 120 pin rows, labeled A through F, spread across the remaining five sections; each section has 24 pins of each 120 pin row.

F.1.2 CPU Module Connectors

There are two connectors for each CPU module, one with 144 pins and the other with 288 pins. See Figure F-4 through Figure F-6.

Connectors F-3