JRC JCY-1900 - HOME Screen

2. MAINTENANCE
JCY-1900
/
1950
V
DR Service Manual
41
DOC No. 7ZPNA4409
2.5.7. Exchange of the Power Supply Unit
1) The removal method
1
Remove the PSU cover.
1) Remove the battery cable.
2) Remove four screws in front, remove the cov-
er.
2
Remove two cable from the PSU.
1) Remove W101 from J301.
2) Remove W102 from J302.
* Those connectors have a hook.
3
Remove the PSU (board + heat sink).
1) Remove eight screws on the board.
2) Remove three screws on the heat sink.
* If there is no space, remove the battery once.
(Refer to 2.5.1).
1
)
2
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1
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2
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1
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2
)