Lenovo tihnkserver rd330, Hardware Maintenance Manual

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10 Serial port
Used to attach a device that uses a 9-pin serial port.
11 ID LED
When you press the ID button, the ID LEDs on both the front and rear of the server are lit to help you locate
the server among other servers. You also can turn on the ID LEDs using a remote management program
for server presence detection.
ID LED Color Description
On Blue The server is identified.
Off
None
The ID LED is not in use or the server is not identified.
Server components
This topic provides information to help you locate the components of your server. For more information
about major components, see the related topics in “Locations” on page 13.
To remove the server cover and the cooling shroud and gain access to the inside of the server, see
“Removing the server cover” on page 71 and “Removing and reinstalling the cooling shroud” on page 75.
The chassis configuration varies by model. The following illustrations show the two chassis configurations
based on the supported hard disk drives.
• Server models with 3.5-inch hot-swap hard disk drives
• Server models with 2.5-inch hot-swap hard disk drives
Note: Depending on the model, your server might look slightly different from the illustrations in this topic.
Chapter 3
.
Product overview
23