14 Maintaining and Troubleshooting the Gateway ALR 8200 Server
EDC reset connector
The EDC reset connector provides the connection for the keyboard lock
button/ECC reset button from the front panel. Not used.
Speaker connector
Connects the internal speaker to the system board.
External boot ROM connector
Provides connection for expansion cards that contain a separate boot ROM
and require separate access to the system board. This connector is for
factory use only.
LED display connector
Connects the LEDs on the front panel to the system board. Includes the
keyboard lock button signals and the reset button signals.
Drive controllers and connectors
The system board supports several controllers for drives and other
peripherals. Connectors to link these controllers to the appropriate devices
are also provided.
Hard drive controller and connectors
This is an integrated dual-channel Ultra-DMA PCI/IDE interface with two
IDE connectors capable of controlling up to four IDE devices and
supporting PIO Modes 0-4. Ultra-DMA provides faster access to IDE
devices that are Ultra-DMA compliant while maintaining support for IDE
devices that do not support the Ultra-DMA specification.
4079tl.book Page 14 Tuesday, December 22, 1998 2:04 PM