3 speaker, 4 display controller, 5 display – Fluke 900 User Manual
Page 83
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FLUKE 900 SERVICE MANUAL
Maintenance
5.3.3 Speaker
1.
Follow steps 1 through 7 in Section 5.3.1.
2.
Remove the 4 screws which attach the speaker to the
top cover.
3.
Put the new speaker in place and install the 4 mounting screws.
4.
Reassemble as in steps 8 and 9 of Section 5.3.1.
5.3.4 Display Controller
1.
Follow steps 1 through 7 in Section 5.3.1.
2.
Remove the 4 screws which attach the Display Controller Board to the
top cover.
3.
Move the cables from the old Controller Board to the new
one, maintaining their
orientation.
4.
Ensure that the new Controller Board has the correct character generator installed.
Replace if necessary.
5.
Position the board onto its mounting holes and install the 4 mounting screws.
6.
Reassemble as in steps 8 and 9 of Section 5.3.1.
5.3.5 Display
1.
Follow steps 1 through 7 in Section 5.3.1.
2.
Remove the 4 screws which fasten the display to the top cover.
3.
Move the cable attached to the old display to the new
display.
4.
Ensure that the plastic window (top cover) is clean.
5.
Position the new display against the plastic window and insert the 4 screws in their
previous mounting position. Screw them in only lightly.
6.
Power up the unit and verify that the bottom line of the display lines up properly with
the edge of the keyboard. If not it may be repositioned before a final tightening of the
4 mounting screws.
7.
Reassemble as in steps 8 and 9 of Section 5.3.1.
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