Prepare The Fiber Bundle For Inspection And Cleaning - Christie CP42LH Service Manual

• Mitsubishi bundle output inspection microscope (15x magnification)
• 1/8" tapered double headed cotton swabs

Prepare the fiber bundle for inspection and cleaning

1. Turn off the laser module breakers.
2. Pull the beam stop knob on the projector and rotate it to the closed position.
3. Unlock and open the optical access door. See
4. Remove the 4 screws securing the fiber optic strain relief cover and set the screws and cover
aside.
5. Remove the 4 screws securing the breakout ferrule and set the screws and ferrule aside.
6. Thread the fiber optic cable through the strain relief and out of the projector.
Inspect the fiber bundle input
1. Prepare the fiber bundle for inspection and cleaning. See
inspection and cleaning
2. Put on a pair of powder free Nitrile gloves.
3. Remove a 1/8" cotton swab from its packaging, taking care not to touch the cotton tips.
4. Soak one end of the cotton swab in isopropyl alcohol.
5. Lightly shake the cotton swab to remove any excess liquid and clean the microscope adapter by
rotating the swab around and then in and out of the adapter.
6. Remove the tethered cap from the fiber optic cable.
7. Attach the SMA connector to the Mitsubishi fiber input inspection microscope.
8. Press and hold the black button on the handle of the Mitsubishi fiber input inspection
microscope to turn the inspection light on.
9. Turn the dial of the microscope barrel until the fiber bundle input is focused.
10. Examine the fiber bundle input for contaminants.
If the fiber bundle input appears clean, see
to the light modules
If the fiber bundle input appears dirty, see
on page 78.
Clean the fiber bundle input with an aerosol duster
1. Prepare the fiber bundle for inspection and cleaning. See
inspection and cleaning
2. Inspect the fiber bundle for cleanliness. See
CP42LH Service Manual
020-101686-03 Rev. 1 (08-2016)
on page 78.
on page 81.
Clean the fiber bundle input with an aerosol duster
on page 78.
Optical access door
Prepare the fiber bundle for
Reassemble the projector and connect the fibers
Prepare the fiber bundle for
Inspect the fiber bundle input
Maintenance
on page 43.
on page 78.
78