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1
Getting Started with Optical Heads
Attaching the heat sink to the 81628B Optical Head
Applicable adapters
Mounting Instructions
20
Always attach the heat sink and rubber ring to the 81628B if operating at
NOTE
an optical power higher than 34dBm!
Keysight adapters types 81000xx, 81000BT are applicable to the 81628B
with the heat sink attached (without the heat sink and up to 34 dBm the
81000BT bare fiber adapter may be attached). Bare fibers are not intended
to be used in high power applications.
If shipping the 81628B high power optical head please detach the
NOTE
heat sink from the optical head to avoid damage during transportation.
1
Check that the blue rubber ring is correctly attached to the integrating
sphere and covers the metallic screws as shown in
page -20.
Figure 4
Keysight 81618A/9A and Keysight 81620B/3B/4B/6B/8B Optical Heads User's Guide
Attaching the Rubber Ring
Figure 4
on
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