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5-11. SCHEMATIC DIAGRAM - MAIN Section (4/4) -
1
2
3
MAIN BOARD (4/4)
A
B
R603
R602
R601
C617
100
100
100
0.1
C601
0.1
C
R605
100k
R604
TP644
100
D
R606
100k
E
R613
C605
C606
47k
0.01
0.01
CD_ZDET
DEC_XMUTE
DEC_LRCK
F
DEC_BCK
DEC_DATA
DEC_GATE
DEC_REQ
CD_SO
CD_SI
CD_SCLK
G
C608
0.1
R622
10k
DEC_INT
CD_XRST
H
CD_XCCE
R607
C607
100k
0.01
I
J
19
20
21
8
22
23
MAIN
24
BOARD
(3/4)
25
(Page 34)
K
26
27
28
L
Note: IC601 on the MAIN board cannot exchange with single. When
this part is damaged, exchange the complete mounted board.
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
• See page 38 for waveforms. • See page 38 for IC Block Diagrams. • See page 40 for IC Pin Function Description.
4
5
6
R674
R673
C616
15k
15k
0.1
FB611
C612
R671
4.7
R600
R672
100
4.7
R676
R675
100k
100k
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
1
AVSS
3.3
2
VREFH
3.3
3
RESET
0
4
MODE
0
5
OPEN_REQ
0
6
EJECT_OK
7
NC
3.3
8
WAKEUP
9
NC
10 NC
11 NC
IC601
3.3
12 BU_IN
13 DVSS
CD DRIVE/USB CONTROLLER
IC601
14 NC
TMPM321FEFG(SY)
(0)
15 CD_ZDET
(3.3)
16 DEC_XMUTE
(0)
17 DEC_LRCK
(0)
18 DEC_BCK
(0)
19 DEC_DATA
(0)
20 DEC_GATE
(0)
21 DEC_REQ
(0)
22 CD_SO
(0)
CD_SCLK
23 CD_SI
(3.1)
MEC_SELFSW
24
3.3
25
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
TP632
TP633
R625
R629
R637
R639
R623
100k
100
33k
10k
0
TP696
FB696
0
C688
C687
2.2
7
8
9
10
R667
C613
FB610
C609
10k
0.1
0
0.1
C610
1000p
FB612
C614
0.1
10p
X601
R695
C615
4
12MHz
0
10p
1
R669
0
2
R668
1M
80
79
78
77
76
R661
75
NC
100
3.3
VBUS_ON
74
3.3
73
CDON_15V
3.3
R680
CPON
72
1k
3.3
71
CP_RESET
NC
70
R658
0
3.3
CP_SCL
69
R657
100
3.3
68
CP_SDA
0
TRACEDATA3
67
0
66
TRACEDATA2
0
TRACEDATA1
65
0
64
TRACEDATA0
0
TRACECLK
63
0
62
SWCLK
3.3
SWDIO
61
60
DVSS
3.3
DVCC3
59
R643
58
NC
100k
R649
NC
57
100
TP641
3.3
56
RxD
R648
100
TP640
3.3
55
TxD
R647
100
0
ZMUTE
54
R646
100
3.3
53
CDON
R645
100
2.9
MECON
52
R644
100
0
51
A-ATT
R689
0
R641
100k
R638
C683
33k
0.1
IC B/D
IC682
TP695
+1.5V REGULATOR
IC682
NJM2878F3-15 (TE2)
R697
0
1.5
0
4
3
VOUT
NC
GND
2
3.3
3.3
5
1
VDD
CE
FB698
0
R642
1
10k
C686
1000p
35
35
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
11
12
13
R662
100
R666
100
R665
100
R664
100
R663
100
VBUS_ON
R682
IC680
100
EEPROM
20
19
18
17
16
IC680
MFI341S2162
NC
R681
1
15
NC
100k
3.3
0
MODE0/SPI_CLK
2
14
MEDE1/SPI_NSS
3.3
SDA
3
13
NC
3.3
3.3
SCL
4
12
NRESET
3.3
VSS
5
11
VCC
RXD
6
7
8
9
10
TXD
R683
R684
Z_MUTE
TP682
10k
10k
CD_ON
CDM_ON
A_ATT
R688
0
3.3
3.3
R686
Q683
22k
RT1N141M-TP-1
2.5
0
Q682
ISA1602AM1-T111-1EF
R687
3.3
1k
Q682, 683
B+ SWITCH
C680
C681
C682
R690
R691
0.01
0.1
0.1
30k
33k
IC681
IC B/D
+1.5V REGULATOR
IC681
NJM2878F3-15 (TE2)
R692
0
1.5
0
4
3
VOUT
NC
FB695
2
GND
0
3.3
3.3
5
1
VDD
CE
R693
0
C689
C690
FB694
0
2.2
1
USB_D+
USB_D-
A_ATT
Z_MUTE
VBUS_ON
CD_ON
CDM_ON
TXD
RXD
SA_DATA
SA_CLK
EJECT_OK
WAKE_UP
BU_IN
SYS_RST
14
15
CN601
5P
TP643
1
VCC
JL731
2
SYS_RST
JL732
3
SWCLK
(NC)
JL733
4
SWDIO
TP642
5
GND
CN602
6P
1
TRACE_DATA3
2
TRACE_DATA2
3
TRACE_DATA1
(NC)
4
TRACE_DATA0
5
TRACE_CLK
6
GND
7
C685
1000p
USB_GND
MAIN
BOARD
(2/4)
(Page 33)
R699
0
BU_GND
BU_3.3V
2
MAIN
D_GND
BOARD
DR_6V
(1/4)
(Page 32)
VDD_3.3V
USB_D+
USB_D-
A_ATT
Z_MUTE
VBUS_ON
CD_ON
6
CDM_ON
TXD
MAIN
BOARD
RXD
(2/4)
SA_DATA
(Page 33)
SA_CLK
EJECT_OK
WAKE_UP
BU_IN
SYS_RST
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