Read Sony STR-DN1030 (serv.man2) Service Manual online
STR-DN1030
7
Flow of Repair (when sound is not outputted) (6/6)
NG
OK
NG
Check that the sound is
outputted from each speaker,
when the sound field is “A.F.D.
AUTO”.
Check that the speaker pattern
setting is normal.
Explain the settings of this unit
to the customer.
Check the surrounding circuit
of power transistor of the
channel to which data is not
outputted (example: Q703 on
the MAIN board) and the
surrounding circuit of power
amplifier IC (example: IC701
on the MAIN board), and
exchange the defective parts.
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