HP 1660CS-Series User Manual page 18

Logic Analyzer Overview
Line Power Module
Permits selection of 110-120 or 220-240 Vac and contains the fuses for each
of these voltage ranges.
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, HP-IB, and Parallel Printer Connectors
The RS-232-C connector is a standard DB-25 connector for RS-232-C printer
or controller. The HP-IB connector is a standard HP-IB connector for
connecting an HP-IB printer or controller. The Parallel Printer connector is a
standard Centronics connector for connecting a parallel printer.
Oscilloscope Calibration Ports
Provides signals for operational accuracy calibration for the oscilloscope and
the oscilloscope/probe together to optimize performance.
LAN Connectors (with LAN option only)
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").
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