Honeywell HCD484E, User Manual

Page: 26 / 32

Rev 1.01 18 900.0355
01/06
Troubleshooting
If this happens … Try this …
No power / LED not
lit • Check the power connections.
• Verify that the power supply is
working. (Use a camera that is
known to be good.)
No video • Check power connections.
• Check BNC connections. (Use a
camera that is known to be
good.)
• Check the lens. Remove the
lens. If video is present, the lens
is the source of problem.
Power applied but
picture is black • DC Iris . Check that the Auto Iris
lens selector switch is set to DC .
• Increase DC level.
• Check wiring connections.
• Manual Iris . Check that iris is not
closed.
Video iris • Verify that Auto Iris lens selector
switch is set to
AI . Increase level
on lens.
• Check wiring conditions.
• Try lens on another camera or
known good lens on camera.
Dark picture • Check lens iris.
• Check coax termination is 75
Ω
.
Picture noise /
grainy during
daylight operation Verify lens iris level with AGC
function disabled.
Picture too bright • Manual Iris . Switch AES ON .
• DC Iris . Switch AI ON , adjust
ALC.
• Video Iris . Switch AI ON , reduce
level on lens.
Picture not sharp
(out of focus) • Adjust focus on lens.
• Adjust back focus.
Picture goes soft
(out of focus) in low
light Adjust focus under low light
conditions or use a neutral density
filter under normal lighting
conditions.
Camera roll When operating 12 VDC, set Line
Lock (LL) switch to
INT (Internal).