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5-36
Servicing
Adjustment Procedures
Adjustment Procedures
Perform the adjustments in this section if the instrument fails any of its per-
formance tests. Periodic adjustment is
not
required to maintain safety.
The following adjustment procedures are provided in this section:
To remove the instrument cover 5-38
Adjustment 1. Power Supply 5-39
Adjustment 2. Laser Bias and Control 5-41
WARNING
Improper internal adjustments may change the laser classification of
this instrument. Always perform the adjustments exactly as described
in this section.
CAUTION
Option 022 instruments have an angled-fiber output. Be sure to use an angled-
fiber patchcord during testing. If you do not have an angled-fiber patchcord
available, you can purchase the required accessories from Agilent
Technologies. These include the Agilent 81000SI DIN connector interface and
the Agilent 81113PC DIN 4108 (angled) to Super-PC patchcord.
WARNING
Do not remove or relocate any shunt jumpers located on any printed
circuit assembly.