XM-GTX1821 - Sony Car Audio Service Manual (repair manual). Page 6

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XM-GTX1821
6
3-4.  MAIN  BOARD
3-3.  MAIN  BOARD  BLOCK
1 three screws
     (+P, TT, B-TYPE, 3 
u 8)
1 three screws
    (+P, TT, B-TYPE, 3 
u 8)
4 MAIN board block
After unfastening the screw,
taping with the screw inserted
facilitates the work.
2 screw
     (+B, TT, B-TYPE, 3 
u L)
1 three screws
     (+P, TT, B-TYPE, 3 
u 8)
3
– Bottom side view –
Note: Please spread a sheet under a unit
 
not to injure heat sink (main).
– Bottom side view –
3 front panel
5 MAIN board
1 two screws
     (+P, TT, B-TYPE, 3 
u 8)
1 two screws
     (+P, TT, B-TYPE, 3 
u 8)
4 heat transfer sheet
2
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