Appendix H: Troubleshooting 97

VIS-CAM System

12 Appendix H: Troubleshooting

Table 37 Troubleshooting table.

Fault Symptom Check/Possible Reason
Flash fires only every second time
Switch S3 on VIS CAM I/O Board is in position “Flash 2” and
only one flash is installed to the camera. Set switch S3 to
position “NIGHT L.”
Camera(s) does not trigger Switch S3 and/or S5 is set to the wrong trigger polarity.
Please refer to section 3.3.6 for setting the switches.
Laser connected to IO board connector X7 does not
trigger the camera
Check that switch S3 and/or S5 is set to “positive going”
(pushed towards X1/X2 connector) on the J-Panel.