Sony MEX-BT4100E Service Manual page 68

MEX-BT4100E/BT4100P/BT4100U/BT4150U
2-8. SCHEMATIC DIAGRAM - MAIN Board (5/5) -
1 2
MAIN BOARD
A
30
7
31
32
MAIN
BOARD
(4/5) 33
B
(Page 9)
34
C
9
ILL_IN
MAIN
BOARD
(1/5)
(Page 6)
D
CD_BUS0
CD_BUS1
E
CD_BUS2
CD_BUS3
CD_BUCK
CD_XCCE
F
BT_RX
BT_TX
BT_RTS
BT_CTS
BT_POWER
G
BT_RST
BT_MIC_DET
MC_RX
MC_TX
H
I
J
8
BUS1
DP
MAIN
BOARD
DM
(2/5)
(Page 7)
K
L
MEX-BT4100E/BT4100P/BT4100U/BT4150U
3 4 5 6
(5/5)
R644 R679
100k 10k
R639
100k
36
R638
100k
<0>
37 CD_BUS0
<0>
38 CD_BUS1
<0>
39 CD_BUS2
<0>
40 CD_BUS3
<3.3>
41 CD_BUCK
3.3
42 DVCC3.3IO
3.3
43 DVCC3.3DRM
44 DVSSCOM
<3.3>
45 CD_XCCE
R656
46 USB_EN
100k
JL751
3.3
47 CP_SEL
1.2
48 DVCC1.2
R631 100 3.3
49 BT_TX
R632 100 3.3
50 BT_RX
R633 100 0
51 BT_CTS
R634 100 0
52 BT_RTS
JL799
53 DVSS_COM
R635 100 3.3
54 BT_POWER
R636 100 3.3
55 BT_RESET
R637 100 3.3
56 BT_MIC_DET
R645 100k
57 CP_RESET
JL795
3.3
58 MC_TX
JL796
3.3
59 MC_RX
JL756
R680 3.3
R647
4.7k 60 I2C_SCL
2.2k
JL757
3.3
61 I2C_SDA
1.2
62 DVCC1.2
R646 JL758
63 D0
2.2k
JL759
64 D1
R641
JL760 65 D2
100k
JL761
66 D3
JL762
67 D4
JL763 68 D5
69 DVSSCOM
JL765
70 D6
3.3
71 DVCC3.3IO
JL764
72 D7
IC704
EEPROM
73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108
IC704
MFI337S3959
5 NC NC 4
3.3
6 3
SCL NC
0 3.3
7 RST SDA 2
3.3
8 VCC GND 1
R604 C606
100 0.1
C607 C794 C615 C618 C603 C664
0.1 0.1 1 0.1 0.1 0.47
7 8 9
R616
100k
35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
IC601
SUB SYSTEM CONTROLLER
IC601
TMPM320C1DFG-9999
IC703
+1.2V REGULATOR
IC703
S-1206B12-U3T1G
JL624
1.2 5
O I
3 1
VSS
C666
2 1
C620 C621 C629 C625 C623 C608 C616 C617 C619 C668
0.1 0.1 0.1 1 0.1 1 0.1 0.1 0.1 1
10 10
10 11 12
JL611
JL612
JL609
JL608
JL613
IC602
JL623
SERIAL FLASH
IC602
R672 R770 W25Q16CVSSIG-A02
100k 100
0
5
DI GND
3.3
6
CLK
R698 C605
100k 0.1
3.3
7
HOLD
3.3
8 VCC
R674
R673 100k
0
JL614
JL739
R682
R607
0
10k
D602
RB751V40,115
8 7 6 5 4 3 2 1
0
MODE0 144
3.3
AVDD3.3DC 143
AVSSADC 142
(N.C.) 141
(N.C.) 140
(N.C.) 139
(N.C.) 138
1.2
DVCC1.2 137
DVSSCOM 136
ANALOGTEST 135
1.2
DVDD1.2USB 134
DVSSUSB 133
0.9
XI 132
AVSS3.3USBC 131
0.7
XO 130
3.3
AVDD3.3USB 129
AVSS3.3USB 128
R677 0
0
DM 127
R768 44.2
0
TXRTUNE 126
0 R678 0
DP 125
AVSS3.3USB 124
3.3
AVDD3.3USB 123
DVSSCOM 122
1.2
DVCC1.2 121
1.2
DVCC1.2PULL 120
DVSSPULL 119
DVSSCOM 118
1.2
DVCC1.2 117
R570 100
3.3
USB1_ON 116
3.3
USB1_OVR 115
R572
NCO 114 100
0
DOWNLD_DET 113
JL600
DT10_CE 112
R568
JL601
DT10_CLK 111 100k
WE 110 JL793
JL794
OE 109
5 4
IC603
+3.3V REGULATOR
IC603
BU33TD3WG-TR
1 2 3
R664
0
C662
0.47
C628 C627 C624 C622
0.1 0.1 0.1 0.1
13 14 15
4
3.3
3
WP
0
2
DO
3.3
CS 1
C602 C601
12p 12p
2
X601
12MHz
1
R601
3.3k
R602
R643
1M
100k
USB_OVER
DOWNLD_DET
USB1_ON
GHOST_ON
6
BUS2
DC_DC
R569 MAIN
100k
BOARD
(3/5)
G_HOST_GND (Page
BUS3
8)