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YOKOGAWA AQ7260 OTDR

YOKOGAWA AQ7260 OTDR
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Chapter 1 BEFORE USING THE INSTRUMENT
1-12
1.5 Replacing the Optical Module
This section explains how to replace the optical module with a new one.
Removing the Optical Module
The optical module cannot be replaced if the expansion unit is connected.
For the method of removing the expansion unit, refer to page 8-5.
1. Make sure that the power to the instrument is turned OFF.
WARNING
Do not replace the optical module while the instrument is powered ON.
Failure to observe this may result in electric shock or breakdown.
For the method of turning OFF the power, refer to page 3-107.
Caution
Refer
Refer

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