Proface PS4800 - 19 Panel PC" - Manual (Page 113)

PS-4600 Series User Manual
113
Removing the AC Power Supply Unit
Before removing a AC Power Supply Unit, shut down Windows® in an orderly
fashion and remove all power from the device.
Follow the steps when removing the AC Power Supply Unit:
CAUTION
OVERTORQUE AND LOOSE HARDWARE
 Do not exert more than 0.5 Nm (4.5 lb-in) of torque when tightening the
installation fastener, enclosure, accessory, or terminal block screws. Tightening
the screws with excessive force can damage the plastic installation fastener.
 When installing or removing screws, ensure that they do not fall inside the
Industrial Personal Computer chassis.
Failure to follow these instructions can result in injury or equipment damage.
DANGER
HAZARD OF ELECTRIC SHOCK, EXPLOSION OR ARC FLASH
 Remove all power from the device before removing any covers or elements of
the system, and prior to installing or removing any accessories, hardware, or
cables.
 Unplug the power cable from both the Industrial Personal Computer and the
power supply.
 Always use a properly rated voltage sensing device to confirm power is off.
 Replace and secure all covers or elements of the system before applying power
to the unit.
 Use only the specified voltage when operating the Industrial Personal
Computer. The AC unit is designed to use 100...240 Vac input. The DC unit is
designed to use 24 Vdc. Always check whether your device is AC or DC
powered before applying power.
Failure to follow these instructions will result in death or serious injury.
Step Action
1 Disconnect the power cord to the Industrial Personal Computer.
2 Touch the housing or ground connection (not the power supply) to discharge any
electrostatic charge from your body.
3 Remove the Industrial Personal Computer from the control cabinet and follow the
steps in Industrial Personal Computer Installation (see page 52) in reverse order.
4 Place the Industrial Personal Computer on a clean and flat surface.
5 For Standard Models, remove the 2 installation fasteners on the right side.