Furman AC-210 A E Guide De L'utilisateur page 12

POWER CORD INLET SECURITY CLAMP
To attach or detach the AC power cord security clamp, simply assemble or
disassemble as shown in the above illustration. Place clamp together as shown
and secure screws in the provided holes to lock the power cord in place.
Loosen screws and remove clamp from unit to detach.
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