Sec 2: 8-26 Disassembly/Reassembly Procedures: Serviceable Components of the Main Sub-Assemblies
8.8.6.1 Servicing Microphone Membrane/ Microphone Mesh
NOTE: When servicing microphone membrane, microphone mesh part will also need to be
replaced.
1. Complete steps from Section 8.7.1. through Section 8.7.4. of section 8.7 on page 2:8-13.
2. Carefully peel off the Microphone Membrane (5) and Microphone Mesh (6) from the
microphone boot (4).
3. Clean the area, once the Microphone Membrane and Microphone Mesh are removed, to
ensure it is free of adhesive and debris. Ensure nothing comes in contact with the
microphone while cleaning.
4. Ensure the microphone is seated properly with the microphone boot opening.
5. Remove the backer from the Microphone Membrane.
6. Carefully place the Microphone Membrane centered on the top surface of the microphone
boss area on the Main Chassis. Ensure the membrane is flat with no ripples or folds. Press
down firmly, applying 2-3 lbs. of force.
7. Repeat step 6 for the microphone mesh.
8. Ensure the microphone boot is correctly seated with the chassis opening.
8.8.6.2 Servicing Microphone Boot (4)
NOTE: When servicing microphone boot, microphone membrane and microphone mesh
part will also need to be replaced.
1. Carefully remove the microphone boot (4) out of the Back Chassis opening.
2. Pinch the sides of the microphone boot and carefully slide out the microphone cartridge.
Make sure the flex is not stretched.
3. Insert the microphone cartridge into the new microphone boot slot using the black stick. Make
sure the flex is not stretched.
4. Ensure the microphone cartridge is seated properly with the microphone boot.
5. Ensure the microphone boot is correctly seated with the chassis opening.
6. Follow Section 8.8.6.1.(steps 5–8) to complete assembling and placing the microphone mesh
and membrane.
8.8.6.3 Servicing Color Display
1. Disconnect the Back Chassis Flex from the back of the Color Display (8).
2. Gently pry the Color Display out of the Back Chassis Assembly (3) by using the Black Stick
against the white section of the frame (upper right corner at the back of the Color Display).
3. Remove any remnants of the Display's Pad if it does not come off completely with the Color
Display from the Back Chassis Assembly.
4. Clean the area to ensure it is free of adhesive and debris once the Display is completely
removed.
5. Ensure there are no foreign material on the new Color Display or the Lens (7).
6. Remove the liner from the new Color Display and seat it into the Back Chassis Assembly.
7. Ensure the Display is oriented correctly and seated properly.
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