Product Documentation
Abstract
IBM eServer xSeries 330 (Type 8674) - System board diagrams
Content
The illustrations in the following sections show the components on the system board.
The following illustration identifies the connectors on the system board.
| System board jumper blocks |
|---|
Any jumper blocks on the system board that are not shown in the illustration are reserved. For normal operation of the system, no jumpers should be installed on any of the jumper blocks. See Recovering BIOS on page 18 of the Hardware Maintenance Manual for information about the Flash ROM page-swap jumper.
| System board switch block |
|---|
The switch block contains microswitches 1-4. As pictured in this illustration, switch 1 is at the top of the switch block and switch 4 is at the bottom. For more information about this switch block see Setting the password override switch on page 31 of the Hardware Maintenance Manual.
The following table describes the function for each switch.
| Switch number | Switch description |
|---|---|
| 1 | Force power-on. The default setting is Off (disabled). |
| 2 | Reserved. The default setting is Off. |
| 3 | Reserved. The default setting is Off. |
| 4 | Bypass power-on password. When toggled to the opposite position, bypasses the power-on password, if one is set, for one boot cycle. See “Setting the password override switch” on page 31 of the Hardware Maintenance Manual. |
The following illustration identifies the LEDs on the system board.
| Additional information |
|---|
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Document Information
Modified date:
24 January 2019
UID
ibm1MIGR-52510