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2021
Laia · www.laiatech.com
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6.
Maintenance and troubleshooting
6.1.
Product maintenance
1)
If the equipment is not in long-term use, disconnect the power switch when not in use and
disconnect the AC power adapter from the AC socket.
2)
When removing dust from the outer shell of the equipment, please use soft cloth or cotton paper to
avoid scratches.
When cleaning equipment lens, please use dry soft cloth to wipe, if dirt is serious, please use neutral
detergent to wipe gently. Do not use strong or corrosive detergents to avoid lens scratches and affect image
effects.
6.2 Troubleshooting
1
）
Video output without image
Solution
：
A.
Check whether the power supply of the equipment is properly connected and whether the power
indicator is on
B.
Whether the power-off restart equipment is normal or not
C.
Check whether the bottom dial switch is working in normal mode (see Table 2.2 and Table 2.3)
D.
Check whether the connection of video output and video display is normal
2
）
Images are sometimes absent
Solution
：
A. Check whether the connection of video output and video display is normal 3
）
Lens zoom image jitter
Solution
：
A.
Check whether the installation position of the equipment is firm or not
B.
Are there any vibrating machinery or objects around the equipment?
4
）
Remote Controller Not Controllable
Solution
：
A.
Is the remote control address set to 1 controllable (if the equipment restores the factory default
value, the remote control address is also restored to 1)
B.
Check whether the remote control battery is installed or the power supply is insufficient
C.
Check whether the working mode of the equipment is normal (see Table 2.2 and Table 2.3)
D.
Check whether the menu has not exited, then it can be controlled normally after exiting the menu. If
the page outputs images, it will not display the menu and do nothing. After 30 seconds, the menu
automatically exits and can be controlled.
5
）
Serial Port Can't Be Controlled
Solution:
A.
Whether to allocate control lines for our company?
B.
Check whether the protocol, baud rate and address of serial devices are consistent with the
equipment.
