Maintenance And Troubleshooting - Bosch MIC612 Installation Manual

66 en | Maintenance and Troubleshooting
11

Maintenance and Troubleshooting

The unit contains no user-serviceable parts. Maintenance and repair of this equipment shall
only be carried out by suitably trained personnel in accordance with the applicable code of
practice (for example, EN60097-19). In the event of failure, the unit should be removed from
site for repair.
To maintain the validity of the certification, only components supplied by Bosch Security
Systems shall be used.
It is recommended that the equipment be inspected on-site every six months to check
mounting bolts for tightness, security, and any signs of physical damage. Inspection of this
equipment shall only be carried out by suitably-trained personnel in accordance with the
applicable code of practice (for example, EN60097-17).
The table below identifies issues that could occur with the camera, and how to resolve them.
Problem
A green square appears
intermittently at the
upper right of the video
output.
The thermal image
appears 'grainy'.
F.01U.249.416 | 2.0 | 2012.09
Explanation
This is the Flat Field Imminent
Symbol. It warns that FFC is about
to begin.
This often occurs when the
temperature of the camera
fluctuates, such as after the
camera is powered on, or when
ambient temperature is changing.
Installation Manual
MIC612 Thermal Camera
Solution
Do nothing; this is normal
operation for the thermal
camera.
Perform a flat-field correction
(FFC).
Bosch Security Systems, Inc.