StorCase Technology DE100i-SWU2X - Manual (Page 12)

Introduction 5
DE100i-SWU2X User's Guide - Rev. B01 StorCase Technology, Inc.
Figure 4: Receiving Frame Unit ID Number and Activity Display
Receiving Frame Rear Panel
(Figure 5)
• I/O Connector (J2): The input/output connector provides a standard interface for
all SCSI signals.
• DC Power Connector (J3): The Data Express uses a standard 4-pin DC power
connector to accept DC power.
• Factory-Installed Jumpers (J4): There are two (2) jumpers factory-installed on
J4. One jumper is located on Pins 7 & 8, the other on Pins 9 & 10.
• Option Pin Connector (W1):
Remote Unit ID Selection: Pins 1-8 are provided for remote unit ID selection for
the computer system or expansion chassis. Remote ID selection requires that the
unit ID switch located on the inside of the receiving frame be set to "0" (onboard
ID selection is set with a switch located on the inside of the receiving frame as shown
in Figure 10).
Remote Activity LED: Pins 9 & 10 provide power for a remote LED device activity
indicator.
• Enable Termination Power Connector (W2): A jumper is installed at the factory
and enables termination power to/from the SCSI bus.
NOTE: Do not remove this jumper!