PHA-1A, PHA-1AEU - Sony Audio Service Manual (repair manual). Page 5

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PHA-1A/1AEU
5
2-3.  CASE  BLOCK,  MAIN  BOARD  BLOCK
1 screw
 (M1.4 
u 2.5)
4 case block
3 MAIN board block
2 Push the MAIN board block
 
in the direction of the arrow.
Note: When replacing the case, be sure to replace the MAIN board 
simultaneously.
 
Among the repair parts, the MAIN board and case are supplied 
as one unit.
2-4.  BATTERY  ASSY (BAT1)
3 Lift up the battery assy (BAT1) 
 
in the direction of the arrow.
2 Peel off the battery assy (BAT1) 
 
from the frame sheet.
frame block
4 connector
 (CN702)
– Frame block battery installation side –
connector
(CN702)
Push the wire inside 
of the frame.
frame
battery assy 
(BAT1)
‡ :ire settinJ
‡ 3astinJ Sosition oI battery cXsKion
battery assy 
(BAT1)
battery cushion
guide line 
(center)
5 battery assy (BAT1)
 Note 
2: When removing the battery assy (BAT1), 
 
 
the battery assy (BAT1) cannot be reused.
 
 
Be sure to replace them with new parts.
1 battery cushion
 Note 
1: When removing the battery cushion from 
 
 
the battery assy (BAT1), be sure to replace 
 
 
the battery assy (BAT1) with new parts.
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