IBM System x iDataPlex dx340, Руководство по диагностике и обслуживанию, Страница: 25 / 196

The following table defines the function of each jumper on the system board.
Jumper Description
Clear RTC RAM (CLRTC1)
v Pins 1 and 2: Normal (default)
v Pins 2 and 3: Clear the CMOS data
Force BIOS recovery setting
(RECOVERY1)
v
Pins 1 and 2: Normal (default)
v
Pins 2 and 3: Recover the BIOS
VGA controller setting (VGA_EN1)
v
Pins 1 and 2: Enable the video controller
(default)
v Pins 2 and 3: Disable the video controller
Note: The disable video controller setting can
be used as an energy saving feature in lights out
environments.
Chapter 1. Introduction
9