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1780R-Series Service Manual
7–1
Options
CRT Options
The standard instrument is shipped with a P31 (green) phosphor CRTs installed.
If Option 74 is ordered, the instrument is shipped with P4 (white) phosphor
CRTs installed. The Option 74 CRT part numbers are given at the end of the
Replaceable Electrical Parts List.
Power Cord Options
Any of the following power cord options can be ordered for the 1780R-Series. If
no power cord option is ordered, instruments are shipped with a North American
125 V power cord and one replacement fuse.
H Option A1. Universal Europe 220V/16A Locking Power Plug (Power cord
and one replacement fuse)
H Option A2. United Kingdom 240V/15A Power Plug (Power cord and one
replacement fuse)
H Option A3. Australian 240V/10A Power Plug (Power cord and one
replacement fuse)
Unless otherwise specified, power cords for use in North America are UL listed
and CSA certified. Cords for use in areas other than North America are approved
by at least one test house acceptable in the country to which the product is
shipped. Power cord part numbers are shown in Section 10.