Instruction manual
Refer to Figure 13 to identify the switches on the switch card.
The switch card contains the following switches that are accessible to the operator.
Note: The ″default logical setting″ of a switch is the setting that is used if the switch
card assembly is not present when the 2104 is switched on, or when a reset
operation occurs.
Power Control switch 1
When this switch is set to Off, the 2104 automatically switches off or on when
the using system is switched off or on.
When this switch is set to On, the 2104 is powered up or down by the DC
On/Standby switch on a fan-and-power-supply assembly.
The default logical setting for this switch is On.
Drive Autostart switch 2
The disk drive motors are controlled by the combination of this switch and the
Delay Motor Start Switch 5.
Figure 13. Switch Card
Chapter 1. Using the 2104 Model DU3 or TU3 17