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16.耳机功能检查
16.Earphone
Output
Function
check
17.遥控功能测试
17.Remote control
function check
4.2 测试方法
4.2
4.2
4.2
万用表选择电阻档，测量电源板的交流输入端, M/B 电压输入端是否对地短路
4.2 checking method:
Use a multimeter set as resistance stalls, measure AC input of the power module, and
check voltage inputs on the main board to find whether or not short circuit to ground.
Storage
Device
耳机、DVD
TV 或 DVD IN
Earphone
TV or play DVD
DVD
IN
PC,DVD
Pattern
Generator
TV
Signal
Generator
HDTV Player
播放。
1. Select SOURCE to the
USB;
2. Insert U disk, should be
able to quickly identify the
corresponding
the screen;
3. Select the file playing,
should be able to play
correctly
插上耳机,主喇叭无声,耳
�
机
声音正常，按 VOL+-,耳机
�
声音是否正常。
拨掉耳机, 主喇叭声音正
�
常。
1. Plug in the earphone, the
main speaker silent, the
sound
of
headphone
normal.
Press
Audio checks if the output
is normal.
2. Unplug the earphone, the
main speaker sound normal.
检查各种模式下各项功能
�
是否正常。
Use remote control to
check
whether
mode function is normal
or not.
letter
on
VOL+-,
each
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