System-Board Switches And Jumpers - IBM iDataPlex dx320 6385 User Manual

System-board switches and jumpers

The following illustration shows the locations of the switches on the system board
that relate to selected system functions. See the Problem Determination and
Service Guide for more information about using switches and jumpers on the
system board.
Table 2. System-board switches
Switch Switch
number (button) description
1 NMI. When this button is pressed, it issues a non-maskable interrupt (NMI) to the server. This button
is functional only when power is connected to the server and the server is running.
2 Clear CMOS. When this button is pressed, it clears the CMOS data, which clears the user and
supervisor passwords. This button is functional when no power is connected to the system-board tray.
3 Power-on. This button is not used for the dx320 server.
4 Reset. This button is not used for the dx320 server.
Switch 1 (SW1)
Switch 2 (SW2)
Switch 3 (SW3)
Switch 4 (SW4)
Chapter 2. Components, features, and controls
11