MobileDemand LC T1550 用户手册
5
Ⅱ
. Key Layout and Definitions
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1
Front camera:
camera, video
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3
Light sensor
：
Perception of external pipeline strength, electrical signal to CPU
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5
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4
voice sound +/ voice sound-:
increase/reducethe volume
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6
Custom buttons:
for customer defined function keys
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7
Power button:
to start or close touch screen panel. You can also let the computer
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8
Scan code key:
the device equipped with scan code module can be controlled by
this button scan code
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9
Lock hole:
used to lock the limited use of equipment
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10
Earphone Jack:
the jack support outputs the audio signal to a loudspeaker or
Headset
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11
HDMI interface:
High-Definition Multimedia, Interface, high definition
multimedia interface
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12
Micro USB 2.0:
data transmission by inserting the micro USB 2.0 interface
device
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13
U handicap:
data transmission by inserting the micro USB 2.0 interface device