JVC GR-DX77EK Service Manual page 39

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MAIN(USB) SCHEMATIC DIAGRAM
MAIN (USB)
5
TO REG
REG_4.8V
GND
4
TO MAIN IF
USB_DP
USB_DN
USBSENS
3
2
1
NOTE : The parts with marked ( ) is not used.
A
L8301
NQR0129-002X
C8301
10
/6.3
T
R8302
22
R8303
22
GIO3
GIO15
GIO6
R8310
15k
R8316
B
C
C8308
X8301
NAX0612-001X
C8309
TL8305
R8315
R8314
1M
1M
R8313
0Ω
0.1
C8305
VBUS
WR
GL
RD
A0
WAKEUP
SUSPEND
AD
R8309
10k
EOT
VCC(3.3)
IC8301
DREQ
GND
R8308
10k
ISP1181ABS
DACK
DATA1
R8307
10k
SDWR
DATA2
R8306
10k
SDRD
DATA3
INT
DATA4
DATA5
READY
DATA6
BCNF0
R8317
D
E
2-33
2-34
DSC_RST
GIO3
GIO6
GIO15
EM_CS2
FLSH_OE
EM_CS2
FLSH_WE
D0
D1
D2
D3
FLSH_WE
D4
FLSH_OE
D5
A10
D6
D0
D7
D8
C8311
0.1
D9
D1
D10
D2
D11
D3
D12
D4
D13
D5
D14
D6
D15
A10
y20312001a_rev0.1
F
TO DSC
DSC_RST
GIO3
GIO6
GIO15
EM_CS2
FLSH_OE
FLSH_WE
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
A10
TO
SYSCON/DSC
USBDOWN
G

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