Lenovo ThinkVision T22v-20 21.5" 16:9 VoIP IPS Monitor - Manual (Page 27)

2-11 T22v-20 Flat Panel Monitor User’s Guide
Audio description
If your Operation System(OS) is XP, for the XP limitation, 2 phenomena will be happened:
A) The USB audio is recognized as a speaker phone by PC, Speaker volume control icon will
be disappeared when you plug in the USB cable.
B) Because PC doesn't set the USB audio as the prior audio output automatically when you
first plug in the USB cable, and the monitor will not audio output.
You must setup it manually once, please refer to below step:
1> Open your “control panel” from the start.
2> Then open the “sounds and audio devices”.
3> Select the “ThinkVision T22v Wide Monitor for USB-Audio” as default audio output.
4> Apply it.
Understanding power management
Power management is invoked when the computer recognizes that you have not using your
mouse or keyboard for a user-definable period. There are several states as described in the table
below.
For optimal performance, switch off your monitor at the end of each working day, or whenever you
expect to leave it unused for long periods during the day.
Table2-4.Power indicator
State Power
Indicator
Screen Restoring Operation Compliance
On Steady white Normal
Standby/
Suspend
Steady amber Blank
Press a key or move the
mouse.
There may be a slight
delay reappears.
Note: Standby also occurs
if there is no image output to
the monitor.
ENERGY
STAR
Off Off Off Press power key to switch on
There may be a slight delay
before the image reappears.
ENERGY
STAR
Energy Star Power consumption
P
on
10.86 W
E
TEC
34.44KWh
** Maximum power consumption with max luminance.
This document is informational only and reflects laboratory performance. Your product may
perform differently, depending on the software, components and peripherals you ordered and
shall have no obligation to update such information. Accordingly, the customer should not rely
upon this information in making decisions about electrical tolerances or otherwise. No warranty
as to accuracy or completeness is expressed or implied.