JVC GZ-MG27US Service Manual page 60

MAIN(USB HOST) SCHEMATIC DIAGRAM
CFD15
CFD14
CFD13
CFD12
CFD11
CFD10
CFD9
CFD8
CFD7
CFD6
CFD5
CFD4
CFD3
CFD2
CFD1
TO MAIN IF(CN102)
CFD0
CFA2
CFA1
CFA0
XCFCE1
XCFCE0
XCFIORD
XCFIOWR
BRDMARQ
XBRDMACK
XCFWAIT
CFRDY
CFRESET
CFBVD2
CFBVD1
REG_3.1V
GND
TO V I/O SREG1.8V
NOTES: 1. For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS".
2. The parts with marked ( ) is not used.
2-27(No.YF133)
0 1 MAIN(USB HOST)
R8364
0Ω IC8303
C8334
R1114N181B-X
1
1.8V
1 VDD VOUT 5
C8335
2 GND
1
3 CE NC 4
TO MAIN IF(CN111)
5 133 55 98 134 4
R8301 33
112 HDD15_I
R8302 33
22 HDD14_I
R8303 33
113 HDD13_I
R8304 33
23 HDD12_I
R8305 33
24 HDD11_I
R8306 33
116 HDD10_I
R8307 33
25 HDD9_I
R8308 33
115 HDD8_I
R8309 33
29 HDD7_I
R8310 33
30 HDD6_I
R8311 33
117 HDD5_I
R8312 33
31 HDD4_I
R8313 33
118 HDD3_I
R8314 33
32 HDD2_I
R8315 33
120 HDD1_I
R8316 33
119 HDD0_I
R8317 33
44 HDA2_I
R8318 33
43 HDA1_I
R8319 33
42 HDA0_I
R8320 33
38 xHCS1_I
R8321 33
126 xHCS0_I
R8322 22
121 xHIOR_I
R8323 22
122 xHIOW_I
R8324 82
36 HDMARQ_I
R8325 22
123 xHDMACK_I
R8326 82
33 HIORDY_I
R8327 82
35 HINTRQ_I
R8328 33
124 xHRESET_I
R8329 0Ω
45 xHDASP_I
R8330 0Ω
128 xHPDIAG_I
15 VSS
C8301 0.1
13 LVDD
131 LVDD
C8302 0.1
156 LVDD
C8303 0.1
81 LVDD
C8304 0.1
93 VSS
160 VSS
34 VSS
127 VSS
135 VSS
66 16 140141108109 18 110 67 20 102 60 9 103138104 62 11 139105 63 12 64 106 65 107 19 69 6
56 99 54 97 158 7 61 159 58 17 10 144 143 142 40 129 130
IC8301
JCY0225
TO MPEG2,DSP,DSP MEM,P.PRCS
C831
OPE
5
L8304
NQR0006-001
C8320
53 3 2 1 52 9