EUROCOM M375E Service Manual page 66

Schematic Diagrams
USB 2.0
+5V
Sheet 13 of 36
USB 2.0
B - 14 USB 2.0
All manuals and user guides at all-guides.com
+5V 8,13,15,18,20,23,31,33,34,35
12 USB_PN2
12 USB_PP2
12 USB_PN3
12 USB_PP3
+5V Power trace >= 80mil
USB Power trace >= 60mil
60 MILS
Z1407
1 2
USBVCC3
L43
L_0805(159)
C720 C713
.1u(0402) 10U/10V(1206)
R450 470K
12 USB_OC2#
USBVCC2
R447 560K
CLOSE WITH HOST L71
PLW3216S_161T
Z1410
R445 0(0402) 4 3
R448 0(0402) Z1409 1 2
USB Power trace >= 60mil
USBVCC3
1/6
R461 470K
12 USB_OC3# USBVCC3
R466 560K
CLOSE WITH HOST L76
PLW3216S_161T
Z1406
R449 0(0402) 4 3
R446 0(0402) Z1408 1 2
USB Power trace >= 60mil
+5V
80 MILS CLOSED TO JUSB2,JUSB3
60 MILS L41 L_0805(159)
U42
Z1403
4 1 1
VIN VOUT
2
GND
5 3 C698 C708 C313
VOUT VIN
RT9701CBL 10U/10V(1206) .1u(0402) 4.7U(0805)
C712
4.7U(0805)
USB Power trace >= 60mil
USBVCC2
(1A) 60MILS (1A)
C307 C694
C303 +
.1u(0402)
.1u(0402) 100U/16V
JUSB1
1
VCC
GND1
S
Z1401
2 GND2
DATA- S
GND3
S
Z1402 3 GND4
DATA+ S
4
GND
USB_4P
JUSB2
C736
+ 1
VCC
GND1
S
100U/16V Z1404 2 GND2
DATA- S
GND3
S
Z1405
3 GND4
DATA+ S
(1A) 4
GND
60MILS
USB_4P
C739
.1u(0402)
2
USBVCC2