Power Supply - Advantech AWS-825B Manual

3.2 Power supply

The power supply provides 260 watts and meets UL, CSA and
TUV standards. To repair it, you must slide out the work drawer.
1. Switch off the power, and detach the main power cord.
2. Detach the work drawer from the AWS-825B/PB unit.
(See Fig. 2-1.)
3. Slide the work drawer out as far as it will go.
4. Detach the P8 and P9 power connectors by pulling them down.
5. Remove the four screws at the rear of the work drawer. Pull
down the power supply assembly using the handle.
(See Fig. 3-2.)
6. Remove the four screws at the rear of the power supply holding
plate.
7. Detach the power supply and replace it.
Figure 3-2: Removing the power supply
Chapter 3 Maintenance 23