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F-106TROUBLESHOOTING AND REPAIRF-106

CPU REMOVAL AND REPLACEMENT PROCEDURE (continued)

FIGURE F.49 – CPU LOCATION

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CPU

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REMOVAL PROCEDURE 1. Remove input power.

2. Perform the

. Monitor and Pedestal Removal rocedure

3. Perform the Case Cover Removal Procedure.

4. Locate the CPU. See Figure F.49.

5. Using a 3/8” wrench, remove the first three ground leads and associated washers from the inside of the case back. See Figure F.50.

Leave fourth ground lead connected. Case

NOTE: back can be removed with the fourth ground lead still connected.

6. Remove the strain relief from the cable leading

to the welding stand.F.50.

7. Using the 3/8” wrench,SremoveFigurethe three bottom screws from the case back. See Figure F.51.

8. Carefully slide the case back to the side while being careful not to stretch or break any leads or connections.

9. Label and remove the five USB cables from the

 

rear of the CPU. See Figure F.52. See wiring

10.

diagram.

Label and remove the three VGA cables from

 

the rear of the CPU. See Figure F.52. See

 

wiring diagram.

11. Label and remove the audio cable. See Figure

12.

F.52. See wiring diagram.

Using a 3/8” wrench, remove the four screws

13.

from the horizontal mounting shelf.

Lift the shelf high enough to “Break” the bond

14.

between the foam and the CPU.

Carefully slide the CPU toward the back of the

 

machine.

NOTE: There are Hook & Loop connections

 

between the CPU and the top and bottom

15.

foam layers.

Remove the CPU.

VRTEX TM 360

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Lincoln Electric SVM200-A service manual 106TROUBLESHOOTING and REPAIRF-106, CPU Removal and Replacement Procedure