Switches On The P.c. Board; Dip Switch (Sw1) - Panasonic YD-400VP1YHD Operating Instructions Manual

5. Names and functions

5.5 Switches on the P.C. Board

Switches on the control board are
• to expand the functions of the product, and
• to connect optionals.
Normally, keep the default switch settings.
WARNING
Prior to working on internal parts, such
as switching work, turn off power at the
power distribution box and ensure
safety. After the switching work, put the
panels back in place.
Do not touch any live parts. Other-

wise, it may result in electric shock or
death or serious injury.
• Only qualified personnel who understand electrical
knowledge should perform work on internal arts.
• Refer to "9.3.5 How to remove top panel" on
page 130, to remove the top panel.
• First of all, turn off all input power including
power at the welding power source, the power
distribution box (customer supply) and associ-
ated equipment, such as jig, and leave it for
five minutes to discharge the capacitors.
Attention
================================
Prior to touching a P.C. Board, dis-
charge static electricity through metallic
part, such as case. Otherwise, electric
parts may be damaged.
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5.5.1 DIP switch (SW1)

This DIP switch is to expand the functions of the
product.
Change the default settings of the switch only
when an optional function is added or functions
need to be expanded.
====
DIP switch
（SW1）
WMD078TE0PAA07