IBM System x3105 Type 4347, Руководство пользователя

Страница: 21 / 72

Power-on LED
When this LED is lit, it indicates that the server is turned on. When this LED
is off, it indicates that ac power is not present, or the power supply or the
LED itself has failed.
Note: If this LED is off, it does not mean that there is no electrical power in
the server. The LED might be burned out. To remove all electrical power
from the server, you must disconnect the power cord from the electrical
outlet.
Rear view
The following illustration shows the connectors and LEDs on the rear of the server.
Power cord connector
Power-supply error LED
AC power LED
Video connector
Parallel connector
Serial connector
Ethernet
Ethernet link status LED
Ethernet activity LED
USB 4 connector
USB 3 connector
USB 2 connector
USB 1 connector
Power-supply voltage switch
Power-supply
voltage switch
115
115
Power-cord connector
Connect the power cord to this connector.
Power-supply error LED
When this amber LED is lit, it indicates that a power supply error has
occurred.
Power supply voltage switch
Use this switch to change the system ac power-supply input voltage for
your geographic location. Set the input voltage to the correct level (115 volts
ac or 230 volts ac) based on your power requirements before you turn on
the server.
Chapter 1. The System x3105 Type 4347 server
9