A-TECH MES SQA-V Bulletin technique - Page 2

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Appendix 1:

Stage 1: Re‐seating the processor to the correct position:

1. Turn off the SQA and disconnect the power supply cable.

2. Remove the 4 screws on the rear panel using a Philips screw

driver #2 (Fig.1) and open the SQA (Fig.2)

3. Slightly press the center of the processor with an index finger

to re‐seat it into the correct position. (Fig. 3).

4. Close the SQA and replace the 4 Phillips screws on the rear

Panel.

5. Connect the power cable of the SQA‐V.

6. Turn the SQA on and run the SELF TEST.

7. If the SQA‐V passes, the repair process is complete.

8. If the SQA‐V does not turn‐on or fails self‐test, go to stage 2.

Stage 2: Replace the damaged processor:

1. Turn off the SQA and disconnect the power supply cable.

2. Release the 4 screws on the rear panel using a Philips screw

driver #2 and open the SQA.

3. Remove the damaged processor using tweezers (see Fig.4).

4. Replace the old processor with a new processor according to

the following directions:

•

Align the "dot" which is marked on the processor with the

"Arrow" mark in the processor cavity (see Fig. 5‐6).

5. Slightly press the center of the processor with an index finger

to re‐seat it into the correct position (Fig. 7).

6. Close the unit and screw back in the 4 Phillips screws on the

rear Panel.

7. Connect the power cable, turn on the SQA and verify that it

passes the SELF‐TEST.

File Name: Tech Bulletin_SQA_Blank Screen_12_OCT_10

Instructions for RE‐SEATING or REPLACING the SQA PROCESSOR

www.mes-global.com

Fig. 1‐2: Open the SQA‐V

Figure 3: Apply downward pressure to the processor

Fig. 4: Remove the damaged processor

Dot mark on

the processor

Fig. 5‐6: Align the processor in the cavity correctly

Figure 7: Re‐seat the processor

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Arrow mark on

the processor

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