JVC VN-V225U series User Manual

Page of 85
84
Others
Troubleshooting (continued)
Symptom
Causes and Countermeasures
Reference 
Page
The MPEG4 Viewer screen 
appears in black
When DirectX 9.x or Windows Media Player 9.x is 
installed on the computer, the video image screen 
appears in black.
[Countermeasure]
To make use of the built-in MPEG4 Viewer of the 
camera, install “ffdshow” that is open source codec. 
You can download “ffdshow” from the Internet.
No MONITOR OUT image 
output
● Set the [MONITOR OUT] selector switch to 
ANTSCB or APALB, ANB or APB and press the 
Reset button.
● When using the [MONITOR OUT] output, set the 
privacy mask to 
AOffB.
INSTRUCTIONS 
(Installation)
Zonal noise occurs at the 
bottom of the MONITOR OUT 
image
When using the [MONITOR OUT] output, set the 
privacy mask to 
AOffB.
Images from the network are 
distorted
Set the [MONITOR OUT] selector switch to 
AOFFB, 
and press the Reset button.
INSTRUCTIONS 
(Installation)