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11
Remedy
• Turn on the power switch.
• Connect correctly.
• Solder correctly.
• Switch on the power.
• Adjust the lens.
• Wipe the lens.
• Adjust the level correctly.
• Set the Adjustment switch to the OFF
position.
Symptom
Camera images are
not displayed on the
monitor.
Pictures are not clear.
The color of the picture
periodically varies.
Possible Cause
• The monitor’s power switch is not
set to ON.
• Cables are not correctly connected.
• The BNC plug is not correctly
soldered.
• Power is not supplied to the
camera.
• The lens is not properly focused.
• The lens is dirty.
• Monitor image black level is not
correctly adjusted.
• The Adjustment switch is set to the
ON position.
9. IF YOU THINK THERE IS A FAILURE: (TROUBLESHOOTING)