Maintenance Guide
3-6
- Mounting onto the amplifier of the fiber unit
Set down the lock lever of the main unit, and insert the projecting side of the fiber unit
up to the innermost while turning this side toward the bottom of the amplifier. After
inserting the projecting side up to the innermost, set the lock lever at the original status
and make sure that the fiber unit cannot come out.
Close the cover so that the fiber unit can be surely locked.
Figure 3-2-5 Mounting the F70R fiber unit
- Amplifier setting
Use as it is the amplifier in the factory-settings.
Turn on the power supply to make sure that the status shown in the following figure is
provided.
Figure 3-2-6 Bad mark sensor indication
<LED status>
The orange and green LEDs come on simultaneously. o Stable operation status at ON
Only the orange LED comes on.
o Unstable operation status at ON
The orange and green LEDs go out simultaneously.
o Unstable operation status at OFF
Only the green LED comes on.
o Stable operation status at OFF
Projecting part
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