Chassis Plans ATXP-875P, Техническое описание

Страница: 14 / 87

Chapter 1: Pre-Configuration ATXP-875P – Technical Reference
4 Chassis Plans
CMOS Reset
This option is provided as a convenience for those who need to reset the CMOS registers. It should always be set to
"Normal" for standard operation. If the CMOS needs to be reset, turn off the system, move J9H1 to 2-3, turn the
system on, move jumper to 1-2 and press reset.
Table 1-1 CMOS Reset
Reset CMOS Normal Clear CMOS
J9H1 1-2* 2-3
* Default Settings.
ATA-Disk Connector Voltage Selection
The ATA-Disk Connector J17 can provide either 5Vcc or 3.3Vcc. The jumper JP3 selects the voltage.
Table 1-3 ATA-Disk Connector Voltage Select
ATA-Disk Voltage 5Vcc 3.3Vcc
JP3 1-2* 2-3
* Default Settings.
Audio Jack Output Selection
The audio output on the stacked audio jack connector J12 (green color) can be selected to be stereo line out or stereo
headphone out (amplified signal). The jumper JP1 selects the audio output signals.
Table 1-4 Audio Output Mode Selection
Audio Output Mode Selection Headphone Line Out
JP1 1-3, 2-4 3-5, 4-6*
* Default Settings.
On-board Ethernet 10/100 (optional 1Gb) Enabling
The On-Board Ethernet 10/100 (Intel 82559ER/82551ER, optional 10/100/10000 82540) may be Enabled or
Disabled. The jumper JP23 selects the option.
ATTENTION: Enabling the Ethernet automatically configures the PCI-X bus to regular PCI 32-bit because the PCI
Ethernet controller is connected to PCI-X bus.
Table 1-5 On-Board Ethernet Select
On-Board Ethernet Enabled Disabled
JP23 1-2* 2-3
* Default Settings.