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Diskette eject button: Push this button to release a diskette from the drive.
Diskette drive activity light: When this light is on, it indicates that the diskette
drive is in use.
Hard disk drive activity light: When this light is on, it indicates that the hard disk
drive is in use.
Power-on light: This status indicator lights when you turn on your computer.
Power control button: Press this button to manually turn the computer on or off.
Starting the computer
After you plug one end of the computer power cord into the power supply outlet
on the rear of the computer, and the other end of the power cord into an electrical
outlet, the computer can be turned on as follows:
v You can press the power control button on the front of the computer to start the
computer.
v If the computer is turned on and a power failure occurs, the computer will start
automatically when power is restored.
Attention: If your computer is the desktop model, you must set the
voltage-selection switch located on the rear of the computer.
– If the voltage supply range is 90-137 V ac, set the voltage-selection switch to
115 V.
– If the voltage supply range is 180-265 V ac, set the voltage-selection switch to
230 V.
The voltage-selection switch is located next to the power cord connector, see
"I/O connector/port locations - Type 6846 and 6836" on page 30.
Turning off the computer
You can turn off the computer as follows:
v You can press the power control button on the front of the computer for fewer
than four seconds. This starts an orderly shutdown of the operating system, if
this feature is supported by your operating system, and places the computer in
standby mode.
Note: After turning off the computer, wait at least five seconds before you press
the power control button to turn on the computer again.
v You can press and hold the power control button for more than four seconds to
cause an immediate shutdown of the computer and place the computer in
standby mode. You can use this feature if the operating system stops
functioning.
v You can disconnect the computer power cords from the electrical outlets to shut
off all power to the computer.
Note: After disconnecting the power cords, wait approximately 15 seconds for
your system to stop running.
Chapter 2. General information
11
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