Hypertherm Powermax45 XP Mode D'emploi page 3

Introduction
Static electricity can cause damage to printed circuit boards (PCBs). Use correct
precautions when you touch PCBs.
Keep PCBs in antistatic containers.
Put on a grounded wrist strap when you touch PCBs.
Purpose
This Field Service Bulletin (FSB) gives the procedure for installing an RS-485 serial interface
receptacle and RS-485 serial interface PCB in the Powermax45 XP and Powermax45 SYNC
power supplies.
Tools and materials
Assorted Phillips

Grounded wrist strap (or similar grounding accessory)

Powermax45 XP and Powermax45 SYNC
WARNING
ELECTRIC SHOCK CAN KILL
Disconnect electric power before doing installation or maintenance. You can
get a serious electric shock if electric power is not disconnected. Electric
shock can seriously injure or kill you.
All work that requires removal of the plasma power supply outer cover or
panels must be done by a qualified technician.
Refer to the Safety and Compliance Manual (80669C) for more safety
information.
NOTICE
and TORX screwdrivers
® ®
Field Service Bulletin
RS-485 Serial Interface Receptacle with PCB
809930 3