7 Service and Maitenance 7-21
Figure 7-4 Refresh the Air Blank AD after Replacing the Lamp
13. Check the air blank AD (Background value) after executing New Lamp.The
replacement is successful when the value of all channels is below 65535.If the
background is above 65535, the background overflows and it is necessary to
adjust the gain.
14. The photometric performance after replacement should be checked. Please
refer to 4.6.4.4 Checking Performance of Photometer for details.
NOTE
The background should not be too high after replacement. It is recommended to
adjust the gain when the background is above 62000.
Precautions:
1. Replace the lamp assembly as a whole.
2. Wear white clear cotton gloves while replacing the lamp. Don’t pinch the bulb
of the lamp so that the lamp will not be contaminated or broken.
3. Check the installation of the light base and the porcelain socket after
replacement.
7.6.3 Replacing the Filter
It is necessary to replace the filter when it is damaged or aged. The steps of replacing
filters are as follows.
1. Place the Power to OFF.
To Next Page
Loading...
Need help?
General
