System-Board Internal Connectors - Lenovo ThinkServer TD200x Hardware Maintenance Manual

ac-power LED: Each hot-swap power supply has an ac-power LED and a dc-power
LED. When the ac-power LED is lit, it indicates that sufficient power is coming into
the power supply through the power cord. During typical operation, both the ac and
dc-power LEDs are lit. For any other combination of LEDs, see "Power-supply
LEDs" on page 141.
Video connector: Connect a monitor to this connector.
Serial 1 connector (COMM 1): Connect a 9-pin serial device to this connector. The
serial port is shared with the integrated management module (IMM). The IMM can
take control of the shared serial port to perform text console redirection and to
redirect serial traffic, using Serial over LAN (SOL).
Systems-management connector: Use this connector to connect the server to a
network for systems-management information control. This connector is used only
by the IMM.

System-board internal connectors

The following illustrations show the internal connectors and switches on the system
board.
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Chapter 6. Locating Server Controls and connectors
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