MEX-BT2700/BT2707E/BT2750
MEX-BT2700/BT2707E/BT2750
25
25
4-2. SCHEMATIC DIAGRAM - MAIN Section (1/3) -
• See page 30 for waveforms. • See page 33 for IC Pin Function Description.
S502
R51
0
D510
D512
R561
R679
JC302
JC301
R531
R534
R563
R663
R756
R523
CNP301
R565
R530
CN351
R517
C302
C301
C343
C312
R528
FB309
R578
C305
R301
C309
C310
C308
JW117
JW116
C504
R550
JW67
C523
C522
R662
C513
R673
R505
C514
C512
C501
R502
R504
R503
R671
R661
JW44
JW143
JW119
R547
R511
R514
R53
2
R513
R51
2
R57
0
C508 C507
X502
R53
3
R50
8
R50
1
R50
9
C51
0
R54
3
R67
7
R52
9
JW58
C509
R567
JC521
R522 R521
C521 C520
R51
6
JW87
R674
R672
R676
R675
R636
R500
R539
FB311
FB312
FB308
R506
R520
JW83
FB304
R573
R538
R549
R574
R566
R691
R507
R537
R551
R575
R546
JC513
R52
6
JW6
9
C502
C804
Q808
Q807
R811
R810
Q806
JC800
R83
3
R832
R83
4
R835
D801
FB800
C800
C827
R802
R801
C828
R800
JC803
C801
JC802
CN804
R836
R837
R838
R839
R840
R841
R842
R843
R844
R845
R846
R847
R553
X501
R84
8
R849
R558
R559
R850
R851
R852
R853
R564
JC501
D50
2
R302
CN805
JC801
R519
R542
D800
C306
C802
R664
1k
LBAT54A
LBAT54C
100k
1k
0
0
100k
10k
100k
1k
47k
100k
28P
100k
100k
8P
0
100
10V
22
25V
0.01
0.01
100k
0
1k
100
10V
1k
560p
560p
0.01
0.01
100k
0.01
0.01
10k
0.01
10k
10k
0.001
0.001
0.01
1k
10k
1k
100
1k
1k
1k
100k
100k
100k
1k
470
22p 18p
32.678KH
z
100k
220k
10M
0
0.01
1k
0
100k
0.0022
100k
0
2.2k
2.2k
47p 47p
0
100k
100
1k
1k
100k
10k
100k
100k
100k
100k
100k
100k
100k
100k
100k
100k
100k
100k
100k
100k
0
100k
0.001
0.01
RT1N441C
RT1N441C
1k
470
2SB1690K
0
100
0
100
100
BAT54A
0
0.01
0.01
1k
1k
47
16V
0
0
100
10V
0
13P
100
100
100
100
100
100
100
100
100
100
100
100
100k
11.06MHz
100k
100k
1k
100k
100k
100k
100k
100k
100k
0
LRB
751V
1k
13P
0
100k
1k
RB705D
0.01
0.1
10k
A1
A2
A3
A4
A5
A6
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
I2C-SCL
I2C-SDA
L-C
E
L-D
A
NOS
E-SW
BEEP
UNIS
I
UNISCK
SYSRST
BUSON
CDM_ON
CD_ON
SIR
Z-MUTE
RESET
BUSON
BUIN
KEY0
KEY1
RDS_ON
RE-0
RE-1
SADATA
SAIN
RESET
ACC
ATT
DIAG
STB
CD_ON
TEL
Z-MUTE
TXD
RXD
CNVSS
TXD
RXD
BT_FR
BT_MUTE
BT_ST3
BT_ST2
BT_ST1
BT_ST0
BT_PL
BT_IRQ
BT_INT
BT_TE2
BT_TE1
BT_
RST
BT_
ON
BT_
OP
BT_
MF
BT_FF
BT_
MIC
_POW
BT_PWRCTRL
BT_FF
BT_FR
BT_MUTE
BT_PWRCTRL
CDM_
ON
CNVSS
BT_RST
BT_ON
BT_MF
BT_OP
BT_MIC_POW
BT_ST3
BT_ST2
BT_ST1
BT_INT
BT_IRQ
BT_TE2
BT_TE1
SYSRST
SACLK
RCIN0
RCIN1
UNISO
UNISI
UNISCK
CNVSS
VSM
DAV
N
BT_PL
BT_ST0
CLK
BUSY
BUSY
CLK
RESET
RCIN0
RCIN1
L-CLK
BUI
N
LINK_OFF
9K
10K
GND
FLASH_W
BU3.3V
RXD
TXD
BUSY
CLK
RESET
(1/3)
CD MECHANISM DECK
SENSOR
BOARD
SERVO BOARD
MG-101L-188//Q
REGULATOR
+3.3V
(BT2707E)
(BT2700/BT2750)
(BT2750)
(BT2700/BT2707E)
(BT2707E)
(BT2700:US,CND/BT2707E)
(BT2700:AEP,IT,UK/BT2707E)
(BT2700:US,CND/BT2750)
(BT2700:AEP,IT,UK/BT2750)
FREQUENCY
SELECT
(BT2750:E,MX,IND)
(BT2750:E,MX,IND)
B+ SWITCH
Q806-808
MIC201
(NC)
BT2700:US,
CND/BT2750
(BT27
00:AE
P,I
T,UK
/BT27
07E)
(BT2700/BT2750:EA)
(BT2750:E,MX,IND)
Note:
When the BT board is replaced, it is necessary to con
fi
rm operation. Refer to “BLUETOOTH FUNCTION
CHECKING METHOD USING A CELLULAR PHONE” of the servicing note (See page 6).
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299