3
Installation and Shipping
Unpacking and Inspection
The coupler was carefully inspected mechanically and electrically prior to shipment. If there is
damage or deficiency, notify the carrier and the nearest Keysight Technologies office. In the event
of mechanical damage, the packing materials and carton should be held for the carrier's
inspection.
Protect the face of the connectors (especially the APC-7) from damage. Any scoring or
CAUTION
burring of the mating surfaces causes discontinuity; the resulting increase in SWR degrades
performance (see
Figure 3-1
20
Figure
3-1).
Care of APC-7 connectors
Keysight 778D Operating and Service Manual