Audio Problems - Lenovo ThinkCentre M92z Hardware Maintenance Manual
Hardware maintenance manual - thinkcentre m92z (type 3280, 3281, 3291, 3292, 3293, 3294, 3296, 3297, 3298, 3305, 3309, 3311, 331
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3. Clean the inside edges
cloth. Do not leave any scratch on the edges.
Figure 2. Cleaning the inside edges of the monitor
Audio problems
Select your symptom from the following list:
•
"No audio in Windows" on page 39
•
"An audio disc or AutoPlay-enabled disc does not automatically play when it is inserted into a drive"
on page 40
•
"Sound comes from one external speaker only" on page 40
•
"No audio in DOS applications or games" on page 40
No audio in Windows
Symptom: No audio in Windows
Actions:
• If you are using powered external speakers that have an On/Off control, verify that the On/Off control is
set to the On position and the speaker power cable is connected to a properly grounded, functional ac
electrical outlet.
• If your external speakers have a volume control, verify that the volume control is not set too low.
1
of the monitor with a soft, dry brush, and then with a soft, dry, and lint-free
.
Chapter 5
Troubleshooting and diagnostics
39
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Troubleshooting
