Table 1-4. Rear Chassis Connectors

TM11-7025-229-12

Rear Chassis Connectors. Table 1-4 lists and describes the functions of the connectors located at the

rear of the disk unit's chassis (fig. 1-1 and 1-3).

Table 1-4. Rear Chassis Connectors

Item

Function

J4, 7-Pin PWR

Power input connector used to connect externally

supplied 115V ac power, plus system ground.

J1, 55-Pin

Used to connect a slave disk unit.

J2, 55-Pin

Used to connect a slave disk unit.

J3, 55-Pin

Used to connect this unit to the host computer;

via the adapter I/O PCB in the host computer.

GND Wing-Nut Stud

Provides a chassis ground connection capability.

Figure 1-3. Rear Chassis Connectors, Cut-Away View

1-9