59
VSX-LX51
5
6
7
8
5
6
7
8
A
B
C
D
E
F
Step 4: iPod authentication process
W
hen the USB playback is available and only the iPod cannot be played
* Connect the iPod and make a confirmation.
IC
8
0
8
(Pins 1
8
,19,20,21)
SPI SIMO, SPI SOMI, SPI_UCLK, SPI_nSS (SPI communication with IC
8
01)
13
W
hen the power supply is turned O
N
or
function is switched to USB iPod, check
whether the communication waveform
can be observed on these lines.
Yes
N
o
Check the pattern from
IC
8
01.
Yes
Is the CPRST
(3
8
Pin) reset? After the
reset, is it set to
High (3.3
V
)
?
N
o
Replace of IC
8
0
8
and X
88
1.
Replace of IC
8
0
8
.
Yes
Does the
X
88
1 oscillate
at 32.576kHz
?
N
o
N
o
Yes
Operation of IC
8
0
8
is OK
To step 5
To CPRDY
IC
8
0
8
(Pin 11)
The CPRDY performs communication once immediately after
the iPod is connected (when the authentication is started), and
performs the communication again when the authentication
operation is completed (approximately 70 seconds later).
CPRDY (Co-Processor Ready Signal)
14
N
o
Does the
CPRDY operate
?
Do the SPI_SIMO
and SPI_SOMI etc.
perform communication
?
Содержание VSX-1018AH-K
Страница 8: ...8 VSX LX51 1 2 3 4 A B C D E F 1 2 3 4 2 2 SPECIFICATIONS LX51 13 3 kg 1018AH ...
Страница 9: ...9 VSX LX51 5 6 7 8 5 6 7 8 A B C D E F 2 3 PANEL FACILITIES 1 Rear panel VSX LX51 ...
Страница 10: ...10 VSX LX51 1 2 3 4 A B C D E F 1 2 3 4 VSX LX51 2 Front panel ...
Страница 11: ...11 VSX LX51 5 6 7 8 5 6 7 8 A B C D E F 3 Display ...
Страница 12: ...12 VSX LX51 1 2 3 4 A B C D E F 1 2 3 4 4 Remote control AXD7518 VSX LX51 Only ...
Страница 13: ...13 VSX LX51 5 6 7 8 5 6 7 8 A B C D E F ...
Страница 75: ...75 VSX LX51 5 6 7 8 5 6 7 8 A B C D E F ...
Страница 82: ...82 VSX LX51 1 2 3 4 A B C D E F 1 2 3 4 9 4 POWER AMP SECTION S L K R I W Y X J N ...
Страница 132: ...132 VSX LX51 1 2 3 4 A B C D E F 1 2 3 4 ...
