IS810N-INT Series Servo System User Manual (Brief)Chapter 3 Installation
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3.2.2 Removal and Installation of a Power Supply Unit Cover
Cover Removal
Lift the translucent keypad 
cover. Loosen the screws 
in the upper cover with a 
screwdriver.
Remove the upper cover by 
rotating it forward.
Pull the whole keypad box 
forward.
Hold the bottom of the lower 
cover with your hands. 
Remove the lower cover by 
rotating it forward.
Insert a tool (screwdriver) into 
the clip of the power terminal 
cover. Pry the clip.
Remove the power terminal 
cover.