User`s guide

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Logic Analyzer Overview
Agilent Technologies 1670G-Series Logic Analyzer
External Trigger BNCs
The External Trigger BNCs provide the "Port In" and "Port Out"
connections for the Arm In and Arm Out of the Trigger Arming Control
menu.
RS-232-C Connector
Standard DB-25 type connector for connecting an RS-232-C printer or
controller.
GPIB Connector
Standard GPIB connector for connecting an GPIB printer or controller.
Parallel Printer Connector
Standard Centronics connector for connecting a parallel printer.
LAN Connectors
Connects the logic analyzer to your local ethernet network. The BNC
connector on top accepts 10Base2 ("thinlan"). The UTP connector
below the BNC connector accepts 10Base-T ("ethertwist").
Calibration Memory Switch
Provides write protection for the calibration factors stored in memory.
Active Probe Power
Provides the power needed for active probes such as the Agilent
Technologies 1144A.