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7. GENERAL INFORMATION
A
7.1 DIAGNOSIS
7.1.1 DISASSEMBLY
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Removing the Case (not shown)
1. Remove the two screws and then remove the Case.
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Removing the DSP Unit (Fig.1)
B
1
Remove the solder and then straighten
the tabs at seven locations indicated.
2
Remove the four screws and then
remove the DSP Unit and the
Shield Case together.
C
< Cautions and Techniques for removing the DSP Unit >
TE
L 13942296513
There are some cautions and techniques for removing the DSP Unit.
1 Use a pair of tweezers as a lever.
Insert the tips into the upper side-slits (A in Rear View) and get the bottom side of the Shield.
Push the tweezers down in the direction indicated by an arrow in Side View.
- Rear View
D
A
- Side View
E
www
2 Now one of the 18-pin connectors gets disconnected from the DSP Unit by doing 1 so that it becomes
easier to detach the DSP Unit.
F
Lift and remove the DSP Unit and the Shield together.
Be careful not to give any stress to the 18-pin connectors on both sides when removing the DSP Unit
and the Shield.
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A
DSP UNIT
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GM-8437ZT/WL
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DSP Unit
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Tweezers
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Fig.1
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