Manually enabling the audio connectors
To manually enable the audio connectors on the port replicator, depending on the operating system you are
using, do one of the following:
For the Windows XP operating system:
1. Right-click the volume icon in the taskbar notification area.
2. Select
Adjust Audio Properties
. The
Sound and Audio Devices Properties
window opens.
3. Click the
Audio
tab.
4. Select a USB audio line-out device from the
Sound playback
panel, and then select a USB audio
line-in device from the
Sound recording
panel.
For the Windows Vista or Windows 7 operating system:
1. Right-click the volume icon in the taskbar notification area.
2. Select
Sounds
. The
Sound
window opens.
3. Click the
Playback
tab to select a USB audio line-out device, and then click the
Recording
tab to select
a USB audio line-in device.
Disabling the video output function
To disable the video output function of the port replicator, do the following:
1. Click the
Lenovo USB 2.0 Port Replicator with Digital Video
icon in the taskbar notification area. The
pop-up menu opens.
2. For users of the Windows XP or Windows Vista operating system, select
Off
to disable the video output
function of the port replicator. For users of the Windows 7 operating system, select
Advanced...
, and
then in the
Multiple displays
drop-down list box, select
Show desktop only on 1
or
Show desktop
only on 2
to display your desktop on one target screen.
Supported refresh rates
The table below displays the refresh rates supported at various resolutions and color depth for the port
replicator video output.
SN
Resolution
Refresh rates (Unit: Hz)
1
640 x 480
60, 72, 75, 85
2
720 x 400
70, 85
3
800 x 600
56, 60, 72, 75, 85
4
832 x 624
75
5
800 x 480
60
6
848 x 480
60
7
1024 x 768
60, 70, 75, 85
8
1152 x 864
75
9
1152 x 870
75
10
1280 x 720
60
11
1280 x 768
60, 75, 85
12
1280 x 800
60
13
1280 x 960
60, 85
Chapter 4
.
Working with the port replicator
11
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