TECHVIEW QM-3580, User Manual

Page: 7 / 9

6
Channel selection
The
“Source” menu can select channel, the options include VGA, HDMI, BNC, S-VIDEO.
Press the
▲▼
buttons to select or press the menu button to confirm.
Trouble shooting:
Please refer to the table below for trouble shooting methods:
Problem
Handling method
1 2 3 4 5 6 7 8 9 10 11
No image or sound
⊕ ⊕ ⊕ ⊕ ⊕ ⊕
Inferior sound, normal image
⊕ ⊕ ⊕ ⊕
Inferior image
，
normal sound
⊕ ⊕ ⊕ ⊕ ⊕ ⊕ ⊕
Poor signal
⊕ ⊕ ⊕ ⊕ ⊕
Vague image
⊕ ⊕ ⊕ ⊕
Doubled image
⊕ ⊕ ⊕ ⊕
Interfering lines in image
⊕ ⊕ ⊕ ⊕
Twisted image
⊕ ⊕ ⊕ ⊕
Poor signal
⊕ ⊕ ⊕ ⊕ ⊕ ⊕
Rung stripe in image
⊕ ⊕
Image vertically scrolls
⊕ ⊕ ⊕ ⊕
Inferior colour
⊕ ⊕ ⊕ ⊕ ⊕ ⊕ ⊕ ⊕ ⊕
No colour
⊕ ⊕ ⊕ ⊕ ⊕ ⊕