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Troubleshooting Touch Screen; Troubleshooting Audio Problems - Lenovo IdeaCentre B345 User Manual

Ideacentre b3/b5 series.
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2. Move any interfering devices away from the computer.
3. If the problem persists, contact Lenovo Service.

Troubleshooting Touch screen

Problem: The touch screen reacts, but not where you are touching it.
Troubleshooting and problem resolution:
Touch Screen Calibration:
1. In Control Panel, select "Hardware and Sound".
2. In "Hardware and Sound" window, select "Tablet PC Settings".
3. In "Tablet PC Settings" dialogue, click "Calibrate" button.

Troubleshooting Audio Problems

Problem: No sound from the integrated speakers.
Troubleshooting and problem resolution:
Adjust the Windows volume control — select the speaker icon from the
Settings Charm or click the arrow on taskbar to show the hidden icons in
Windows desktop mode, then click the speaker icon. Ensure that the volume
is turned up and the sound is not muted. Adjust the volume, bass, or treble
controls to eliminate distortion.
Reinstall the audio driver.
Disconnect any headphones from the headphone connector — sound from
the speakers is automatically disabled when headphones are connected to the
computer's side-panel headphone connector.
Problem: No sound from headphones.
Troubleshooting and problem resolution:
Check the headphone cable connection — ensure that the headphone cable is
securely inserted into the headphone connector.
Adjust the Windows volume control — select the speaker icon from the
Settings Charm or click the arrow on taskbar to show the hidden icons in
Windows desktop mode, then click the speaker icon. Ensure that the volume is
turned up and the sound is not muted.
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  • Flavio M Dec 05, 2018 05:02:
    I need know what the part number of led panel of b300.
    fmil​demberger@​gmail.com