Dit Module - Lenovo THINKSERVER 387 Hardware Maintenance Manual

Power status LED
On
Off
Blinking
2 Hard disk drive status LED
The hard disk drive status LED helps you to determine the status of the hard disk drive activity.
Hard disk drive status LED
Off
Blinking
3 NIC 1 status LED
4 NIC 2 status LED
The two NIC status LEDs indicate the LAN status for the Ethernet connector 1 and Ethernet connector 2
on the rear panel of the server.
NIC status LED
On
Off
Blinking
5
System status LED
The system status LED helps you to determine if there are any system errors.
System status LED
On
Off
6
Front USB connector 1
7 Front USB connector 2
Used to attach a device that requires a USB connector, such as a USB keyboard, a USB mouse, a USB
scanner, or a USB printer. If you have more than six USB devices, you can purchase a USB hub, which
you can use to connect additional USB devices.

DIT module

This topic provides information about the DIT module and the diagnostic LEDs on the panel of the DIT
module.
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ThinkServer Hardware Maintenance Manual
Color
The server is on.
Green
None The server is off.
Green The server is in ACPI S1 mode, which is also known
as Power On Suspend (POS) mode. In this mode, the
microprocessor is not working while other hardware
devices are still working.
Color
None The hard disk drive is not in use.
Green The hard disk drive is active and data is being
transferred.
Color
Green The server is connected to a LAN.
None The server is disconnected from a LAN.
Green The LAN is connected and active.
Color
Amber A system error has occurred.
None The server is off or the server is on and is working
correctly.
Description
Description
Description
Description