SUPER MICRO Computer m28sab/m28sab-oem manual Chapter SAS-I28A Backplane Specifications

Safety Information and Technical Specifications

Chapter 3

SAS-I28A Backplane Specifications

3-1 Front Connectors and Jumpers

17

A18	JSM2	A1	44	34	UPGRADE #2		#1 22	12		A18	JSM1	A1
						6	523
					1	2
MH1						JP47	JP46						MH2
JP61					5	62	1
1-2 WITH FAN
2-3 NO FAN							33
1					23					Y1
					8
B18 SAS IN #4-#7			Y2							B18 SAS IN #0-#3
			B1				34	U40 44	RP14			B1
JP61
3		1					TP4 TP3
JP54												1
				1	1			1
1 FAN		2		6			ACT LED TEST	5
1
9				JP62 1-2 WITH FAN 2-3 NO FAN
1												1
4												3
JP3				+				+
				3	JP62	1				+
1	4
			R69	3
	JP25: OH TEMP			C84 JP25		1		C78			1		4
	OPEN 45 C						BPN-SASI28A		C77		+12V	JP1	+5V
DESIGNED IN USA	1-2 50 C					9071 RST
	2-3 55 C										REV 1.00

ARB CODE

	Figure 3-1: Front Connectors and Components
Front Connectors and Components
1.	SAS IN #0 - #3: JSM1	6.	MG9071 chip
2.	SAS IN #4 - #7: JSM2	7.	Upgrade connector #1: JP46
3.	Power connector: JP1	8.	Upgrade connector #2: JP47
4.	Power connector: JP3	9.	Fan connector: JP54
5.	MG9071 chip

3-1