At/Atx- At/Atx Power On Mode Selection; I/O Ports Indication - JHCTech KMDA-3921 User Manual

3. Now plug the power cord and power-on the system.

2.2.2 AT/ATX- AT/ATX Power on mode selection

The KMDA-3921/3920/3610 provides a AT/ATX SW, which users can set Power-on mode by it. When
you dial it at AT, it means power on by AC Power; When you dial it at ATX, it means power on by Power
button.

2.3 I/O Ports Indication

KMDA-3921 Front Panel I/O Ports
Figure 2. 2
Figure 2. 3
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User's Manual