Lenovo A3 用户手册

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页码 39
30
User Guide
B. Off
1. The device’s batteries have run out.
2. The power switch is in the “OFF” position.
C. Blinking, then off
1. Successfully established a connection.
2.  If the device has spent too long trying to establish 
the wireless connection, the indicator light will 
automatically turn off to save power.
D. Bright for a few 
seconds, then off
The devices are powered on.
4.  How can I tell if the wireless connection has been established successfully?
a.  Check if the devices work: See if you can use the wireless keyboard and 
mouse normally.
b.  Check the indicator lights: Refer to section “C” of the “Indicator light guide”.
5.  Wireless keyboard and mouse connection instructions:
Connection 
methods
Description
Instructions
Hardware method
Press the wireless reset button on 
the chassis to connect the wireless 
keyboard and mouse.
Refer to Methods 
1 and 2.
Software method
Connect the wireless keyboard and 
mouse by adding devices in the 
Hardware and Sound dialog box.
Refer to 
Method 3.
Method 1: (Before starting the operating system)
1.  Install the batteries, then turn on the power switches of the wireless keyboard 
and mouse (if they have power ON/OFF switches).
2.  Press the Connect buttons on the back of the keyboard and mouse.
3.  When the keyboard and mouse wireless indicator lights blink, turn on the 
computer. Press the Wireless Reset button on the chassis for 5 seconds or 
longer until the indicator lights of the keyboard and mouse turn off.
4.  Once the wireless connection has been successfully established, the wireless 
keyboard and mouse will work properly.