Sun Microsystems 1290 manual Alarms Port, Scsi Implementation

TABLE A-268-Pin SCSI Connector Pinout (continued)

Pin No.	Signal Name	Type	Pin No.	Signal Name	Type	Pin No.	Signal Name	Type
18	Termpwr	POWER	41	–DB(1)	I/O	64	–I/O	I/O
19	Reserved	NA	42	–DB(2)	I/O	65	–DB(8)	I/O
20	Ground	GND	43	–DB(3)	I/O	66	–DB(9)	I/O
21	+ATN	I/O	44	–DB(4)	I/O	67	–DB(10)	I/O
22	Ground	GND	45	–DB(5)	I/O	68	–DB(11)	I/O
23	+BSY	I/O	46	–DB(6)	I/O

SCSI Implementation

For PCI+ IB_SSC assemblies the embedded SCSI subsystem is a SCSI Ultra-320 (UltraSCSI) low-voltage differential parallel interface

■16-bit SCSI bus

■320-MBps data transfer rate

Maximum cable length support is 33 ft. (10 meters).

Alarms Port

The alarms service port is a male DB-15 (FIGURE A-3). TABLE A-3lists the pinout information.

1	8	ALARMS
9	15

FIGURE A-3DB-15 (Male) Alarms Service Port Connector

56 Netra 1290 Server Installation Guide • May 2006