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DVD-R7211/ZUCYV/WL Manual de Servicio
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DVD-R7211
7. GENERAL INFORMATION
7.1 DIAGNOSIS
7.1.1 DISASSEMBLY
Jigs Instruments
1 x4
Method of exchanging large fan
2
Bottom Cover
screwdriver (small)
screwdriver (medium)
Remove the Upper Cover
The Upper Cover is fixed with Claws at the front and with screws at the rear. To remove the Upper Cover, proceed as follows. Failure to do so may damage the claws.
3 x4
Upper Cover
2
1
�5
While pressing the PL lock lever toward RELEASE, slide the PL Upper Cover backward. (It will stop after sliding approx. 1 cm backward.) Claws (both sides)
4
Upper Cover
4 The connector is removed.
Claw
3
Press and bend the front part of the Upper Cover from the left and right sides to unhook the claws, then lift up the cover. (Do NOT try to lift up the cover forcibly with the claws unhooked. This may damage the claws and make it impossible to reattach the cover.)
� When reattaching the cover, reverse the above procedures. (Place the cover approx. 1 cm backward and hook the claws, then slide the cover forward.) � Observe the driver unit from the rear to check that the claws are firmly engaged.
