Disassembly and Replacement
• Close the sample compartment cover.
Bottom cover [Main board]
Removal
1. Turn the unit over so it rests on its side.
2. Remove the four screws securing the bottom cover and set the bottom cover aside.
Figure 5.1 Bottom Cover, Removal/Replacement
Replacement
1. Turn the unit over so it rests on its side.
2. Position the base cover on the bottom of the instrument. Make sure the pins at the back of the
instrument fit into the holes in the cover.
3. Replace and tighten the four screws.
Bottom cover [Power Supply]
Removal
1. Remove top cover (see top cover removal instructions).
2. Disconnect cable from Power Supply.
3. Turn the unit over so it rests on its side.
4. Remove the three screws securing the bottom cover and set the bottom cover aside.
5-2