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Document #7650-0004 Rev C2. © Copyright 2019 Directed Energy, Inc. All rights reserved.
Accessories Included
AC Power Cable
A factory-supplied standard computer-style power cord, with NEMA C14 and NEMA
5-15R connectors.
Shorting BNC Plug
Attaches to the Rear Enable BNC connector on the rear panel. It takes the place of
closed contacts and enables the output.
Keyswitch Keys
For the front-panel On-Off keyswitch. On enables the output.
Output Cable
A factory-supplied cable that provides high current pulses to external devices. A DB-
37 male connector fits the socket on the rear panel of the PCX-7420; a DB-37 female
connector is on the user end.
Output Cable Connector Pinouts
The male DB-37 connector interfaces with the instrument and has the following pinout:
Pins 1 through 16: positive (+) output
Pins 20 through 35: negative (‒) output
Pins 17, 36, 37: no connection
Pins 18 and 19: connected together to satisfy interlock requirement
The female DB-37 connector interfaces with the customer’s laser diode PC board and
AC Power
Cable
Cable
Shorting
BNC Plug
Keyswitch
Keys