Fujitsu CT114 Instruction Manual page 45

Fiber Position Adjustment
7. Inspect the fiber with a microscope. Inspect the difference between the centers of each
fiber.
Reflected fibers on the mirror
Install a thicker shim.
The left fiber position is low.
Guidelines for fiber height adjustment
*Height is adjusted using shims underneath the left insert base.
Difference within 100μm..............................No adjustment needed
Difference 110μm 200μm..........................Increase or decrease the thickness
Difference 210μm or more...........................Use a different size of insert.
8. Observe the fiber from directly above with a microscope.
Check the difference between the centers of each side of the cleaved fiber.
Guideline for lateral adjustment
Difference within 200μm...................No adjustment needed
Difference 210μm or more................Improper clamp position. May cause
Check for misalignment between the left and right clamps
The actual image of the cleaved fibers shows misalignment between the left and
right fibers. If there is a difference of 200μm or more, there is a possibility of
malfunction of the cleaver. Please contact a service center.
Difference
Right-side fiber
Cleaved fiber as seen by the mirror:
Difference
poor cleaving
CT114_Rev2
Reflected fibers on the mirror
Difference
Install a thinner shim.
The left fiber position is high.
of the shim under the left clamp to adjust
Right-side fiber
Standard
Right-side fiber
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