Adaptec SC4100 User Guide - Page 72
I/O Modules, The Adaptec U320 SCSI midplane has two I/O module connectors
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Technical Specifications Note: Note: Actual real-world bandwidth is 280MB/560MB. I/O Modules The Adaptec U320 SCSI midplane has two I/O module connectors on the rear of the midplane. The I/O modules connect to the two SCSI buses. There is also a connector for the Enclosure Services (ES) module. ■ The ES module monitors and controls cooling and supports in-band environmental reporting. ■ The IO module contains the external (dual port) SCSI VHDCI connectors. ■ The Joiner module connects the two SCSI buses into a single SCSI bus with SCSI IDs 0 to 5 and 8 to 13. Without the Joiner module, the backplane is a dual-bus backplane with each bus having SCSI IDs 0 to 5. 8-6
8-6
Technical Specifications
Note:
Note: Actual real-world bandwidth is 280MB/560MB.
I/O Modules
The Adaptec U320 SCSI midplane has two I/O module connectors
on the rear of the midplane. The I/O modules connect to the two
SCSI buses. There is also a connector for the Enclosure Services (ES)
module.
■
The ES module monitors and controls cooling and supports
in-band environmental reporting.
■
The IO module contains the external (dual port) SCSI VHDCI
connectors.
■
The Joiner module connects the two SCSI buses into a single
SCSI bus with SCSI IDs 0 to 5 and 8 to 13. Without the Joiner
module, the backplane is a dual-bus backplane with each bus
having SCSI IDs 0 to 5.