VSX-74TXVi
225
5
6
7
8
5
6
7
8
C
D
F
A
B
E
Operation check of iPod functions
Check the power line (Pin ?) of
the iPod connector.
Note:
The equalizer (EQ) function of an iPod player
cannot be switched from this unit.
* This unit supports iPod, iPod mini, and iPod Photo players of the
third or subsequent generation that have adopted the iPod Dock
connector.
Connect an iPod player to
this unit, using an iPod cable.
Has
charging started?
(If charging starts, it means
the power line
is OK.)
No
Yes
Check Pins ?-? of the main
microcomputer (IC ?).
Operation is OK.
No
Yes
Yes
Is a signal
output from the SP connector
when a digital signal (through a
coaxial or optical cable)
is input?*
Diagnose the path between the analog
audio line (Pin ?) of the iPod connector
and the DSP block.
Diagnose the analog audio line
(input-AMP block-SP output connector).
No
No
Yes
Diagnose the path between the audio
line (Pin ?) of the iPod connector and
the input function IC (IC ?).
No
Yes
Is "Pioneer"
displayed on the iPod
player? (If it is displayed,
microcomputer
control is OK.)
When audio
data are played back, is a
signal output from the S connector?
(If a signal is output, the audio line is
OK.) (The audio lines are only for
analog input signals. * )
Is a signal
output from the SP connector
when a signal is input to the
MULTI CH IN
connector?
