Lenovo ThinkServer TD350 70DG User Manual And Hardware Maintenance Manual page 24

External drives
If your server has a host bus adapter (HBA) installed, an external storage device can be connected to store
data. For more information, refer to the documentation that comes with the external storage device.
Expansion slots
The server has seven expansion slots on the system board for installing appropriate Peripheral Component
Interconnect Express (PCIe) cards. For detailed information, see "System board components" on page 41.
Input/Output (I/O) features
• One serial connector on the rear panel
• One Video Graphics Array (VGA) DB-15 connector on the rear panel
• Three RJ-45 Ethernet connectors on the rear panel
• Four USB 3.0 connectors on the rear panel
• Two USB 2.0 connectors on the front panel
To locate the connectors, refer to the related topics in "Locations" on page 16.
Video subsystem
An integrated graphics controller in the ThinkServer System Manager (TSM), which also is known as the
Baseboard Management Controller (BMC) chip, is installed on the system board to support a VGA connector
on the rear panel for connecting video devices.
Ethernet connectivity
The server comes with an integrated Intel Gigabit Ethernet controller as well as an Ethernet physical layer
(PHY) of the Open Systems Interconnection model (OSI model). They provide the server with the ability to
support two Ethernet connectors on the rear panel with 10 megabits per second (Mbps), 100 Mbps, or 1000
Mbps network connectivity. For more information, see "Rear view of the server" on page 22.
You can install an Ethernet card to enable more Ethernet connectors. However, you must install a device
driver to enable the operating system to recognize the Ethernet connectors. The device drivers are available
for download at:
http://www.lenovo.com/drivers
Reliability, availability, and serviceability
Reliability, availability, and serviceability (hereinafter referred to as RAS) are three important server design
features. The RAS features help you to ensure the integrity of the data stored on the server, the availability of
the server when you need it, and the ease with which you can diagnose and correct problems.
Your server has the following RAS features:
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ThinkServer TD350 User Guide and Hardware Maintenance Manual