Removing And Replacing The Power Supply - HP ap5000 - All-in-One Point of Sale System Hardware Reference Manual

Removing and Replacing the Power Supply

1. Turn off the computer properly through the operating system, then turn off any external devices.
2. Disconnect the power cord from the power outlet.
CAUTION:
long as the system is plugged into an active AC outlet. You must disconnect the power cord to
avoid damage to the internal components of the computer.
3. Tilt the touch screen all the way back to its horizontal position and lay the unit face down on a soft,
clean, dry cloth to avoid scratching the touch screen.
4. Remove the bottom I/O cover (see
5. Unplug the power cord from the connector on the I/O panel.
6. Loosen the thumbscrew that secures the power supply bracket to the bottom of the unit (1), then
slide the bracket to the side and lift the bracket off the unit (2).
NOTE:
bracket when loosened.
Figure 2-22
ENWW
Regardless of the power-on state, voltage is always present on the system board as
The power supply bracket screw is captive, therefore it does not disengage from the
Removing the Power Supply Bracket
Removing the Bottom I/O Cover on page
Removing and Replacing the Power Supply
6).
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