Getting Acquainted with Your Instrument
34 AFG3000 Series Quick Start User Manual

Rear Panel

The following illustration shows the rear panel connectors for the instrument.
EXT REF INPUT. This is a BNC connector for the external reference input. When you want to synchronize multiple
AFG3000 series arbitrary/function generators, or synchronize your arbitrary/function generator and another instrument,
use the external reference input connector.
EXT REF OUTPUT. This is a BNC connector for the external reference output. When you want to synchronize multiple
AFG3000 series arbitrary/function generators, or synchronize your arbitrary/function generator and another instrument,
use the external reference output connector.
ADD INPUT. The ADD INPUT connector is provided with AFG3101/AFG3102 and AFG3251/AFG3252. This connector
lets you add an external signal to the CH1 output signal.
EXT MODULATION INPUT (CH1 and CH2). The CH1 INPUT and CH2 INPUT are independent. The signal input level
of these connectors controls modulation parameters.
USB. Used to connect a USB controller. (Type B)
LAN. Used to connect the instrument to a network. Connect a 10BASE-T or 100BASE-T cable here.
GPIB. Used to control the instrument through GPIB commands.
Security Slot. Use a standard laptop computer security cable to secure your instrument to your location.
Chassis Ground Screw. The chassis ground screw is used to ground the instrument. Use a unified coarse screw
(#6-32, 6.35 mm length or less).
120
VA
Chassis ground
screw
Security slot