Pioneer VSX-84TXSi Service Manual page 270

1
Operation check of iPod functions
A
Connect an iPod player to
this unit, using an iPod cable.
Has
charging started?
(If charging starts, it means
the power line
is OK.)
Yes
B
Is "Pioneer"
displayed on the iPod
player? (If it is displayed,
microcomputer
control is OK.)
Yes
When audio
data are played back, is a
signal output from the Speaker?
(If a signal is output, the audio line is
OK.) (The audio lines are
C
analog input signals. )
Yes
Operation is OK.
D
* The "DIGITAL PRECISION PROCESSING" indicator on the front panel light off when switching "AUTO SURR/STREAM DIRECT"
button to "PURE DIRECT" or listening through the multichannel analogue inputs.
E
F
224
1
2
Note: The equalizer (EQ) function of an iPod player
cannot be switched from this unit.
No
Check the power line (Pin 4, 5) of
the iPod connector (CN2804).
No Check Pins 42, 43 of the main
microcomputer (IC101).
Is a signal
No
output from the SP connector
when a digital signal (through a
coaxial or optical cable)
is input?
Yes
Is a signal
output from the SP connector
when a signal is input to the
MULTI CH IN
connector?*
Yes
Diagnose the analog audio line
(input-AMP block-SP output connector).
VSX-74TXVi
2
3
Diagnose the path between the analog audio
No
line AUDIO L (Pin10,12), AUDIO R (Pin11,13)
of the iPod connector and the DSP block.
Diagnose the path between the audio line
No
AVDIOL (Pin10, 12), AVDIOR (Pin11, 13) of
the iPod connector and the input function IC
(IC6201).
3
4
4