21
9. TROUBLESHOOTING
A.
Power
1.
Q: Why are there no images after power-on?
A: a. Power LED unlit; indicates power failure or insufficient power.
b. Power LED lit; please check whether the input source. When RF input source is
used, please make sure that the camera and the main device have been setup to the
same channel. When AV IN input source is used, please make sure that the AV
line is properly connected to the camera (Video/ Audio terminal); otherwise check
the camera video output line connections.
Q: Which type of batteries to choose from?
A: Please use nickel metal hydride (NiMh) or alkaline batteries for power supply.
B.
Camera
1.
Why does video interference occur when using wireless IR camera?
A: a. Please make channel adjustment, make sure that the camera and the main device
have been setup to the same channel. If one has 2 wireless IR cameras, one may
select channel 1 and 3 or 2 and 4 to obtain the optimum result.
b. Please prevent obstruction (caused by wall or steel) between the main device and
the camera during transmission.
c. Due to wireless network access point and wireless IR camera having the same
2.4GHz frequency. Therefore, please prevent operating the wireless IR camera
under wireless networking environment.
2.
May one use other brand wireless IR cameras?
A: Please adjust the channel of the main device, check whether normal video images are
displayed and furthermore apply audio testing.
3.
May one switch channels to monitor multiple wireless IR cameras?
A: Yes, please refer to
【
4.4
IR Camera-Back View
】
for wireless IR camera channel setup.
4.
Why are there no sounds?
A: Please make sure that the main device is properly connected to the correct camera
input and the volume tuned up.
5.
Why are the sounds distorted?
A: Please connect the RF wireless IR camera suggested by your local dealer.
6.
Why are there many noises during the night time?
A: a. When using the supplied wireless IR camera, contact your local dealer at once.
b. When using standard camera, please use cameras with IR functions.