Component ReplaCement
powermax
65/85
Service Manual
6-17
Replace the power board
1. Turn OFF the power, disconnect the power cord, and disconnect the gas supply.
2. Remove the power supply cover and Mylar barrier. Refer to page 6-2
Remove the power supply cover and Mylar
.
3. Remove the metal strap at the top of the power supply and pull the front panel out slightly to make it easier to
access the power board.
Remove the DSP board
1. Disconnect the DSP connector (1) from the top of the DSP board (3).
Note: This step is only required on systems that have an RS485 communication board installed. Systems
without an RS485 communication board installed will not have a connector plugged into the top of the
DSP board.
2. Use a #2 Phillips screwdriver to remove the 2 screws (2) from the DSP board.
Two rows of connector pins (4) are located on the back of the DSP board (3) as shown in the figures below. The
dashed rectangle identifies the location of the pins on the back of the board.
3. Carefully pull the DSP board (3) straight out from the power board (5). Do not bend the pins.
Note: Instructions for removing the DSP board are the same for both CE and CSA models. The power board (5)
shown below is a CSA model.
4. Disconnect the ribbon cable from the ribbon cable connector (6) on the back of the DSP board. Set the DSP board
aside.
For CE systems, proceed to page 6-19
Replace the power board (380/400V CE)
.
For CSA systems, proceed to page 6-22
Содержание Powermax 65
Страница 1: ...Service Manual 807120 Revision 1 Plasma arc cutting systems ...
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Страница 16: ...Table of Contents xii powermax65 85 Service Manual ...
Страница 32: ...Specifications 1 16 powermax65 85 Service Manual ...
Страница 182: ...Troubleshooting and System Tests 5 56 powermax65 85 Service Manual ...
Страница 200: ...Component Replacement 6 18 powermax65 85 Service Manual 1 4 6 2 3 3 3 5 DSP back view DSP front view ...
Страница 216: ...Component Replacement 6 34 powermax65 85 Service Manual ...
Страница 244: ...Wiring Diagrams 8 2 powermax65 85 Service Manual ...
Страница 247: ...8 5 Electrical schematic diagram CSA ...
Страница 248: ...8 6 Electrical schematic diagram CE ...