Main Pcb Assy (4/7) - Pioneer X-HM20-K Service Manual

1

10.4 MAIN PCB ASSY (4/7)

A
4/7
MAIN PCB ASSY
(X-HM20: 92L36100201011)
A
(X-HM10: 92L36100101011)
CON5_S
5
4
3
2
1
J12
B
C
D
S1 S0 channels
L L
L H
H L
H H
E
IPOD_SEL
USB_PORT_D+
IPOD_D+
USB_D+
R113
2R2
F
A
4/7
30
1
2
R847
R846
Q5 AP2301GN
R71 10K
Q6 AP2301GN
R72 10K
0
1
2
3
SGM7222/FSUSB30MUX
1 10
S/L=1 VCC
2 9
HSD1+ OE
3 8
HSD2+ HSD1-
4 7
D+ HSD2-
5 6
GND D-
U3
2
3
0R
USB_PORT_D+
0R
USB_PORT_D-
USB_VBUS
43.2K
R67
R68
49.9K
Q7 3904
R73 4K7
IPOD_SEL
iPad_HW_CHARGE by USB port
R810
2R2
R110
2R2
X-HM20-K
3
4
USB_VBUS
Q15
3904
Q420
Q18
3904
R69
75.0K
R162
USB_POW_CTL
49.9K
R70
OTHER_3V3
DVD_USB_SEL
USB_PORT_D-
IPOD_D-
LCD_D2
USB_D-
DVD_USB_SEL
PIN/FUNCTION
IPOD_SEL
DVD_USB_SEL
Note:IPOD_SEL=USB_HW_CHARGE
DVD_USB_SEL=IPOD_HW_CHANGE
4
PMV65XP
R497 1K
1K
R160
Q17
4K7
R115
R117
DVD_USB AU
L
L
H
L