Operation Manual

Troubleshooting
OTDR 91
Transportation
You may also be requested to provide the firmware or software version
numbers.
To find out the firmware or software
version numbers:
1. Press Menu, select File Manager/Info. >
Information, and press Select.
2. Press About (F1/F2 key).
Transportation
Maintain a temperature range within specifications when transporting the
unit. Transportation damage can occur from improper handling. The
following steps are recommended to minimize the possibility of damage:
³ Pack the unit in its original packing material when shipping.
³ Avoid high humidity or large temperature fluctuations.
³ Keep the unit out of direct sunlight.
³ Avoid unnecessary shocks and vibrations.