Pioneer SC-LX90 Service Manual page 95

1
A
No audio output from the ZONE3 OUT (Analog) connector
Failure in the analog small-signal system block
(In the following procedures for identification of the defective Assy, connection of the special tool
for extension of HDMI Assy is required.)
B
No output from
A-Bridge2
detected
No buffer output
from the REC
SEL detected
No buffer input
to the REC
SEL detected
C
Possible causes:
Failure in the V-AUDIO
Assy, A-AUDIO Assy, or
the Assy being connected,
or poor connection of
connectors
D
E
F
40
1
2
No output from
A-Bridge2
detected
No buffer output
from the REC
SEL detected
Buffer input
to the REC
SEL detected
Failure in the REC SEL Assy
SC-09TX
2
3
No output from
A-Bridge2
detected
Output from
the REC SEL
detected
Possible causes:
Failure in the A-AUDIO
Assy, or the Assy being
connected, or poor
connection of connectors
3
4
Output from
A-Bridge2
detected
Possible causes:
Failure in the MULTI CH IN
Assy, or the Assy being
connected, or poor
connection of connectors
4