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1 MAINTENANCE
Except for fuse replacement, the 9412/9412A should require no maintenance.
Replacing the Fuse
The fuse is mounted on the circuit board located inside the 9412/9412A. Remove the top
cover to access and follow the instructions given below to replace the fuse:
1. Unplug the 9412/9412A from power source and remove power cord from the back panel.
2. Remove the two screws located on the sides of the 9412/9412A (they hold the front plastic
bezel in place) and remove bezel.
3. Remove the two screws located on the sides of the 9412/9412A (they hold the back plastic
bezel in place) and remove the bezel.
4. Lift the top cover to remove.
5. Locate the fuse on the circuit board (small glass cylinder located in the right rear corner) at-
tached to the circuit board by metal spring clips.
6. Remove faulty fuse and replace with one of a similar rating (5 x 20 mm, .125 Amp).
7. Replace top cover and bezels.
8. Reattach the power cord.