- 27 -
Appendix I
Splice loss increase : Reason and solution.
Symptom
Name
Reason
Solution
Core Axial
Offset
Dust on v-groove or fiber
clamp chip
Clean v-groove and fiber
clamp chip
Core Angle
Dust on v-groove or fiber
clamp chip
Clean v-groove and fiber
clamp chip
Bad fiber end-face quality
Check if fiber cleaver is well
conditioned
Core Step
Dust on v-groove of fiber
clamp chip
Clean v-groove and fiber
clamp chip
Core Curve
Bad fiber end-face quality
Check if fiber cleaver is well
conditioned
Pre-fuse power too low or
pre-fuse time too short
Increase [Pre-fuse power]
and/or [Pre-fuse time]
MFD
Mismatch
Arc power too low
Increase [Arc power]
Combution
Bad fiber end-face quality
Check the cleaver
Dust still present after
cleaning fiber of cleaning
arc
Clean fiber throughly or in-
crease [Cleaning arc time]
Bubbles
Bad fiber end-face quality
Check if fiber cleaver is well
conditioned
Pre-fuse power too low or
pre-fuse time too short
Pre-fuse power too low or
pre-fuse time too short
Separation
Fiber stuffing too small
Perform [Motor calibration]
Pre-fuse power too high of
pre-fuse time too long
Decrease [Pre-fuse power]
and/or [Pre-fuse time]
