Lenovo ThinkServer, Руководство пользователя

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For server models that have hot-swap redundant power supply module(s), there might be one or two power
cord connectors
1 on the rear of the server. For each hot-swap redundant power supply module, there
might be one or two status LEDs on the power supply module near the power cord connector. When the
green LED is lit, it indicates that the hot-swap redundant power supply module is working properly. When
the red LED is lit, it indicates that the hot-swap redundant power supply module has failed.
Figure 7. Rear view of the server with hot-swap redundant power supply modules
1 Power cord connector(s)
Used to connect the power cord(s).
2 Serial port
Used to attach a device that uses a 9-pin serial port.
3
VGA DB-15 connector
Used to attach a video device, such as a VGA monitor or other devices that use a VGA DB-15 connector.
4 USB connectors
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.
5 Expansion card area
You server has four expansion slots on the system board for you to install appropriate PCI cards. For
detailed information, see “System board components” on page 42.
Chapter 3
.
Product overview
21