9. No sound from the connected speakers7. No audio output from this unit
(HDMI IN 1 - 4)
Main PCB
The circuit around [U1, U7, U11, U12] is faulty.
The circuit around [Network Module] and connec-
tor is faulty.
Main PCB
The circuit around [U1, U7, U16, U24] is faulty.
YESYES
Check whether there is sound from each individu-
al speaker connected to this unit.
Is there no sound from any of the connectors from
HDMI IN 1 to 4?
The speakers with no sound are faulty.
Main PCB
The circuits around [U24] and the malfunctioning
terminal are faulty.
NONO
8. No audio output from this unit
(AUX)
Main PCB
The circuit around [U1, U7, U16, U11] is faulty.
YES
Main PCB
Is the ANALOG signal OK?
[U11 : 47pin] AUX_L
[U11 : 48pin] AUX_R
Main PCB
The circuit around [PJ1 AUX terminal, U30, U31] or
[U35] is faulty.
NO
42
Caution in
servicing
Electrical Mechanical Repair Information Updating
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