Motorola MPMC101 user manual PMC SCSI-2 Adapter Jumper Settings, JA4

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Hardware Installation

Table 2-2. PMC SCSI-2 Adapter Jumper Settings

Jumper	Setting
JA1	When jumper is installed, the adapter
	supplies terminator power to the SCSI
	bus.
JA2	When jumper is installed, the bus
	terminator is enabled.
JA3	No user capabilities.
JA4	When jumper is installed, the Big Endian
	mode is enabled. The default setting (no
	jumper) is Little Endian mode.

5.Hold the PMC Adapter at an angle and slide the adapter faceplate into the opening in the motherboard. Align connectors P1 and P2 with the motherboard bus connectors and carefully press the adapter into place.

Figure 2-9illustrates the installation of a PMC adapter to a typical motherboard.

6.Insert the PMC Adapter through the rear of the face plate of the motherboard while aligning the dual mating connectors on the motherboard and the PMC Adapter card. Fasten the cards together with screws. Alignment is facilitated via a metal standoff post on the motherboard and an alignment hole on the adapter card.

7.Replace the assembly into the motherboard system chassis slot, and connect the PMC Adapter to the SCSI bus as discussed in the following section.

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