AVH-P4400BH/XUUC
52
1
2
3
4
1
2
3
4
C
D
F
A
B
E
USB memory
USB memory
D+/D- communication waveform
D+/D- communication waveform
It checks with an oscilloscope.
It checks with an oscilloscope.
Reference voltage : DGND
1 ms/div 2 V/div
Reference voltage : DGND
200 ns/div 2 V/div
Waveform 7
Waveform 8
IPOD
IPOD
D+/D- communication waveform
D+/D- communication waveform
It checks with an oscilloscope.
It checks with an oscilloscope.
Reference voltage : DGND
1 ms/div 2 V/div
Reference voltage : DGND
200 ns/div 2 V/div
Waveform 9
Waveform 10
IPOD
IPOD
IPOD
CP_RESET signal
SDA signal
SCL signal
A relation with NRES, At the time of RESET release
(It checks with an oscilloscope. )
It checks by LECORY.
It checks by LECORY.
Reference voltage : DGND
20 ms/div 1 V/div
Reference voltage : DGND
2 ms/div 1 V/div
Reference voltage : DGND
500 μs/div 1 V/div
Waveform 11
Waveform 12
Waveform 13
DGND
D-
D+
DGND
D+
DGND
DGND
D-
D+
DGND
DGND
D-
DGND
DGND
D-
D+
CP_RESET
DGND
NRES
DGND
DGND
SDA
SCL
DGND
USB, IPOD
Summary of Contents for AVH-4400BT/XUEW5
Page 87: ...AVH P4400BH XUUC 87 5 6 7 8 5 6 7 8 C D F A B E ...
Page 88: ...AVH P4400BH XUUC 88 1 2 3 4 1 2 3 4 C D F A B E 9 2 EXTERIOR 1 A D E B B C A C ...
Page 97: ...AVH P4400BH XUUC 97 5 6 7 8 5 6 7 8 C D F A B E ...
Page 149: ...AVH P4400BH XUUC 149 5 6 7 8 5 6 7 8 C D F A B E F F PCB UNIT SERVICE SIDE B ...