Maintenance A-9
13. Inspect the socket to make sure that all pins are inserted into the
socket.
14. Repeat steps 8 to 13 to replace the remaining EPROM.
15. Tilt the digital printed circuit board back down until the ribbon cable
connector can be plugged back into the board. Plug in the ribbon
cable connector.
16. Tilt the digital printed circuit board down fully and fasten with the
screws provided.
17. Replace the cover on the instrument.
18. Tighten the six screws holding the cover in place.
19. Replace the outer inlet retaining ring and tighten firmly.
20. Insert the power cord into the power entry connector on the back of
the instrument.
21. Apply power to the instrument with the switch on the back panel.
22. Check that the version shown on the screen on startup matches the
new version of the EPROM.
Calibr a t i n g the A P S
TM
Spect r o m eter
Calibrating the APS™ spectrometer is a fairly complex procedure. The
calibration process requires special equipment and tools. Therefore, it is
recommended you return the instrument to the factory for calibration.
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