The Rear Panel at a Glance
1. External 10 MHz Reference Input Terminal
2. Sync Output Terminal
3. Chassis Ground
4. Power Socket
5. USB Device
6. Ext Trig/Gate/FSK/Burst Terminal
7. External Modulation Input Terminal
WARNING: For protection from electric shock, the power cord ground must not
be defeated. If only a two-contact electrical outlet is available,
connect the instrument’s chassis ground screw (see above) to a
good earth ground.