Sony HT-MT300, Service Manual

Page: 7 / 40

HT-MT300/MT301
7
NOTE OF REPLACING THE ELECTRICAL PARTS ON
EACH BOARDS FOR REPAIRING
Among mounted electrical parts on each boards, only parts that
are described in the electrical parts list can be replaced for repair.
The parts that are not described in the electrical parts list cannot be
replaced with single for repairing.
SPREADING OF COMPOUND
When the IC1001 on the MAIN board or the MAIN board is re-
placed, spread the compound to the touching portion between the
IC1001 and the heat sink.
IC1001
– MAIN Board (Side A) –
compound
BOND FIXED POSITION OF ELECTRICAL PARTS
When the parts that fi xed on the board by the bond have been re-
moved, fi x the parts by using the bond (ADHESIVE (SC608Z2))
in the mounting to the board.
(Refer to the
fi gure below)
[ ]
: Bond application portion
C1040 C1038
– MAIN Board (Side A) –
MALFUNCTION PREVENTION OF THE BUTTON (TOUCH
PANEL SWITCH)
When the button portion on the top side of the main unit are
touched with something such as the
fl oor surface, there is a pos-
sibility of occurring the malfunction.
When performing the operation check in the state that the top side
on this unit is under, set the stand etc. to the position that avoids the
button portion as shown in the
fi gure below, perform in the state
that the button portion does not touch anything.
bottom side
stand
stand
button portion
COLOR VARIATION
HT-MT300
SA-MT300
HT-MT301
SA-MT301
Charcoal
Black
Crème
White
Crème
White
US, CND
z z
–
AEP
z
–
z
UK
z
–
z