Sony MEX-BT3850U 서비스 매뉴얼 - 페이지 28

{카테고리_이름} Sony MEX-BT3850U에 대한 서비스 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Sony MEX-BT3850U 50 페이지. Bluetooth audio system
Sony MEX-BT3850U에 대해서도 마찬가지입니다: 설치/연결 (2 페이지)

페이지 인쇄
Sony MEX-BT3850U 서비스 매뉴얼
MEX-BT38UW/BT3800U/BT3807U/BT3850U
4-7.

SCHEMATIC DIAGRAM - MAIN Section (2/4) -

1
2
3
4
MAIN BOARD (2/4)
A
B
CN810
2P
MIC801
MIC_IN
1
A-GND
2
C
J801
CN811
3P
MIC IN
D
EXT_MIC_IN
1
A-GND
2
MIC_DETECT
3
BT3800UW/BT3800U:
E
US, CND/BT3850U: E
R1
R2
470k
470k
FB2
J1
C1
R16
L2
(ANTENNA IN)
1000p
0
2.2uH
F
L6
FM MIX
6
1
C6
R15
15p
0
2
4
3
FB1
C8
G
VR1
33p
BT3800UW/BT3800U:
(CHASSIS)
US, CND/BT3850U: E
R4
0
BT3800U: AEP, UK/
R5
BT3807U/BT3850U: EA
0
H
R18
R19
0
0
8
I
VSM
I2C_SCK
MAIN
BOARD
I2C_SIO
(4/4)
(Page 30)
8.5V
7
C14
C15
1
1
GND_1
MAIN
BOARD
TU_LCH
J
(3/4)
TU_RCH
(Page 29)
(CHASSIS)
MEX-BT38UW/BT3800U/BT3807U/BT3850U
• See page 33 for IC Block Diagrams.
5
6
7
D823
LRB751V-40T1G
BT3800U: AEP, UK/
R829
BT3807U/BT3850U: EA
1k
R835
IC1
IC B/D
0
FB3
PLL
IC1
TEF6617T/V1/S470.518
R3
C5
C823
C19
0
1000p
1000p
0
8
0.01
AMRFIN
1
32
AMSELOUT2
C20
0
8
0.01
R836
AMRFDEC
2
31
0
AMSELOUT1
C21
C12
3
1.3
1
0.22
FMIN2
3
30
AMIFAGC1
L7
560uH
3
0
FMIN1
4
29
AMSELIN2
L8
560uH
0
GNDRF
5
28
AMSELIN1
C22
C9
0.01
8
0.1
VCC2
6
27
C13
TEST
C23
2.2
0.01
0
2.3
AMRFAGC
7
26
PLLREF
C24
0.1
3.7
4.6
LOUT
8
25
PLL
R11
4.7k
3.7
5.4
ROUT
9
24
VCODEC
C25
0.1
GNDAUD
10
23
R6
C16
GND
68k
0.47
0.5
8
AMIFAGC2
11
22
VCC1
R12
C17
C26
22
0.1
3.5
6.7
0.1
MPXIN
12
21
VREGSUP
3.7
3.8
MPXOUT
13
20
VREF
C27
0.8
3.1
0.1
RSSI
14
19
C18
SDA
R10
12p
33k
5.7
3.1
XTAL2
15
18
SCL
5.7
XTAL1
16
17
GNDD
X1
4MHz
R14
100
C28
47
16V
R13
BT3800U: AEP, UK/
L1
100
BT3807U/BT3850U: EA
R17
3.3uH
0
C32
10p
FB4
(BT3800UW/BT3800U: US, CND/BT3850U: E)
D820
MAZ8068GMLS0
MAZ8068GMLS0
D821
MAZ8120GMLS0
8
9
10
11
0
0
Q820
Q821
RT1P141C-TP-1
RT1P141C-TP-1
0
0
0
Q820-822
B+ SWITCH
0
Q822
RT1N141C-TP-1
R831
R833
R837
2.2k
4.7k
3.3
R830
0
C830
C829
R834
C847
C828
4.7
4.7
1k
C834
R881
1
1000p
0.1
22k
R838
R847
R885
100k
100k
IC B/D
IC812
MIC INPUT SELECT
IC812
TS5A3159DCKR
1.2
0
1
NO
IN
6
0.5
2
5
GND
V+
C838
R886
R832
1
3.9k
1.5
1.3
2.2k
3
4
NC
COM
R826
R887
0
3.9k
Q823
RT1N141C-TP-1
0
SWITCH
3.3
C826
C812
4.7
4.7
C840
1
C822
1000p
C803
0.01
R825
4.7k
IC B/D
5
4
IC801
+3.3V REGULATOR
IC801
TK11133CSCL-G
1
2
3
Q803
RT1P141C-TP-1
0
3.3
3.3
Q802
RT1N141C-TP-1
0
Q802, 803
REGULATOR CONTROL
C801
0.1
C899
R801
C813
D824
1000p
10k
1000p
Note: When the BT board is replaced, it is necessary to confi rm operation. Refer to "BLUETOOTH FUNCTION
28
28
12
13
14
15
Q827
RT1P141C-TP-1
0
0
0
Q826, 827
B+ SWITCH
R849
0
R880
22k
R882
0
4
3
2
1
4.2
Q825
RT1P141C-TP-1
MIC AMP
4
3
2
1
IC813
0
MIC AMP,
4.2
NOISE FILTER
5
6
7
8
IC813
NJM4580V(TE2)
5
6
7
8
R889
R890
220k
220k
R892
1k
C882
0.01
R891
R884
C881
22k
100k
0.01
R883
0
0
3.3
Q824
RT1N141C-TP-1
MIC AMP
C845
C880
0.1
0.047
BT800
C804
BT_R
47
26
BT_AUDIO_R
16V
25
A-GND
BT_L
C807
24
BT_AUDIO_L
0.01
23
A-GND
22
VDD_8.5V
21
VDD_3.3V
D801
LBAT54ALT1G
20
GND
19
BT_RESET
18
BT_MFUNC
BT_OPRPOW
17
BT_POW_ON
16
R807
100
R803
R805
R806
BT_TEST2
15
100
100
100
BT_TEST1
14
R808
100
D802
LBAT54CLT1G
BT
BOARD
C806
C805
100
0.01
10V
CHECKING METHOD USING A CELLULAR PHONE" of the servicing notes (See page 6).
16
17
18
Q826
RT1N141C-TP-1
0
3.3
C883
0.1
IC814
MIC AMP
IC814
NJM4580V(TE2)
R893
0
R900
1k
4.2
Q862
SSM3J05FU
S
GAIN CONTROL
3.3
R899
R898
1k
0
3
24
25
MAIN
27
BOARD
28
(1/4)
(Page 27)
29
4
30
31
MAIN
32
BOARD
33
(4/4)
(Page
R800
34
0
30)
MIC_IN-
1
C809
0
MIC_IN+
2
R815
100
BT_INT
BT_INT-HF
3
R809
100k
R816
100
BT_CVC
BT_CVC
4
R817
100
BT_PLAY
BT_PLAY
5
R818
100
BT_ST0
BT_STATUS0
6
R810
100k
R819
100
BT_ST1
BT_STATUS1
7
R811
100k
R820
100
BT_ST2
BT_STATUS2
8
R812
100k
R821
100
BT_ST3
BT_STATUS3
9
R813
100k
R822
100
BT_MUTE
BT_MUTE
10
R823
100
BT_FR
5
BT_FR
11
R824
100
BT_FF
BT_FF
12
36
MAIN
GND
13
35
BOARD
(3/4)
(Page 29)
ANTENNA BOARD
(PATTERN ANTENNA)
CN1