CHAPTER 2 INSTALLATION
– 58 – NWA-008853-001 Rev.3.0
97ch2001.fm
PRECAUTIONS
Static Electricity Guard
You must wear a grounded wrist strap to protect circuit cards from static electricity.
Static Electricity Guard
• WHEN PLUGGING/UNPLUGGING A CIRCUIT CARD
• WHEN HOLDING A CIRCUIT CARD
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PBX
WRIST STRAP
FRAME GROUND SCREW
CARD FRONT
NEVER TOUCH THE COMPONENTS OR
SOLDERED SURFACE WITH BARE HANDS.
PRECAUTIONS
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