WX-850BT/900BT/900BTM
WX-850BT/900BT/900BTM
36
36
5-8. SCHEMATIC DIAGRAM - MAIN Section (3/4) -
• See page 41 for IC Block Diagrams.
0
6.4
3.4
3.3
0
6.5
6.4
6.4
3.4
11
.6
14.3
14.3
14.3
8.8
0.9
0
0
0
3.4
0.9
1.6
3.4
14.3
14.3
14.3
14.3
14.3
11
.8
11.6
6.4
14.3
6.4
6.4
0
6.4
0
9
11.8
14.3
1.3
3.4
0.6
0
6
6
3.4
3.4
0
0
1.8
0.9
5.2
0
0
0
6.4
6.3
0.9
5.1
0.7
1.8
3.4
3.4
3.4
3.4
3.4
3.4
0.9
6.5
5
3.4
3.4
5
0.1
5
4.9
5
3.4
0.1
4.9
3.4
4.9
0.1
3.4
0.47
C841
1
C827
0.1
C1094
0.0068
C809
C842
2.2
0.1
C833
C843
0.001
0.1
C838
470p
C829
0.1
C306
470p
C830
0.47
C840
10
C861
47
C848
C850
10
470p
C872
10
C818
10
C821
10
C822
C875
10
C839
150p
2.2
C878
22
C813
10p
C810
10
C815
0.001
C1386
0.001
C1385
C812
1
100p
C1406
10
C1405
C873
1000p
C803
0.001
C804
0.001
47
C801
4.7
C1565
680p
C805
47
C866
47
C865
10
C834
C847
22
16V
470
C831
16V
4700
C303
16V
100
C814
16V
470
C835
16V
470
C837
16V
C867
470
DB2441600L
D1317
GN1G
D812
RSX051VA-30
D816
RB050L-60
D801
RSX205L-30TE25
D806
DB2441600L
D301
DZ2J07500L
D817
DZ2J18000L
D811
DZ2J18000L
D818
D802
DZ2J09100L
FB805
FB1305
FB803
FB802
FB801
J801
JL301
JL820
JL805
JL302
JL801
JL806
JL802
JL823
JL804
JL807
JL803
JL808
DTC014EEBTL
Q801
DTA014EEBTL
Q802
Q812
DTC014EEBTL
Q813
100k
R894
0
R1442
0
R1443
390k
R826
0.039
R815
68k (900BT: US, CND)
100k
R850
47k
R860
0
R863
39k
R825
100k
R854
0
R851
2.7k
R853
10k
R833
R822
110
680k
R839
4.7k
R858
0
R1117
39k
R830
0.039
R816
10k
R1474
0
R1461
0
R1460
10k
R1477
10k
R856
15k
R810
120k
R838
10k
R823
75k
R835
100k
R805
18k
R803
10k
R809
100k
R806
0
R842
10k
R808
1k
R846
100
R812
33k
R837
120k
R840
10k
R859
R807
27k
47k
R857
10k
R852
390k
R827
82k
R828
0
R845
R890
0
S-13A1A12-E6T1U3
IC805
VOUT
1
VSS_2
2
ON/OFF
3
SSC
4
VSS_5
5
VIN
6
MFI337S3959
IC1009
GND
1
SDA
2
NC_3
3
NC_4
4
NC_5
5
SCL
6
RST
7
VCC
8
BD60HC0WEFJ-E2
IC804
VO
1
VO_S
2
GND
3
NC_4
4
EN
5
NC_6
6
NC_7
7
VCC
8
BD49100RFS-E2
IC803
ADJ5
1
EN
2
LD4EN
3
ECO
4
ERR1
5
ERR2
6
SDA
7
SCL
8
SYNC
9
GND1
10
RT
11
GND2
12
VOUT3
13
ADJ3
14
VIN3
15
VIN4
16
CLCAL
17
VOCAL
18
TIMER
19
VOUT4
20
INV1
21
FB1
22
GA
TE1
23
SNSL
24
SNSH
25
VIN2
26
GND3
27
VOUT2
28
ADJ2
29
VOUT1
30
ADJ1
31
VIN1
32
VOUT0
33
INV2
34
FB2
35
SW2
36
GND4
37
HSW1
38
HSW2
39
NC
40
VINSW
41
BCAP
42
VIN0
43
GA
TE5
44
0.1
C806
0.47
C820
22
R811
R819
100k
0
R1455
R892
0
1k
R870
R869
1k
R868
1k
C1358
0.0022
C851
4.7
C852
4.7
R1359
0
C846
10
2SCR523EBTL
Q806
2SCR523EBTL
Q814
1
C845
S
NTTFS5116PLTWG
Q803
S
NTTFS5116PLTWG
Q804
S
NVTFS5124PLTWG
Q805
22uH
L801
L803
47uH
47uH
L802
SYNC_OUT
USB_OVR
ECO
EN_SYS
BU_IN
I2C0_SDA
ACC_IN
I2C0_SCL
I2C0_SCL
I2C0_SDA
USB_ON
RC_IN0
RC_IN1
28
29
30
31
REGULATOR
IC803
25
IC805
+1.2V REGULATOR
IC804
+6V REGULATOR
IC1009
EEPROM
(3/4)
MAIN BOARD
1
4
5
8
12
2
10
11
7
6
MAIN
>004S
(2/4)
BOARD
21
23
24
MAIN
>007S
(2/4)
BOARD
MAIN
>009S
(4/4)
BOARD
(REMOTE IN)
REGULATOR
1/2W
1/2W
B+ SWITCH
POWER CONTROL
Q801, 802
REGULATOR
BATTERY CHECK
ACCESSORY
CHECK
DTC044EEBTL
Q812, 814
BACK UP
VOLTAGE DETECT
10
11
12
13
14
15
G
16
H
17
I
F
1
C
J
D
6
E
K
2
B
3
A
4
5
7
8
9
9
26
27
22
3
18
19
L
M
N
ANT001
FEED
RADIATOR
C811
100p
C816
100p
47
C1005
C825
0.1
C807
0.001
C832
0.1
2.2
C1008
2.2
C1009
10
9
8
7
6
5
4
3
2
1
BT MODULE (WB113C)
IC1002
GND_1
1
GND_2
2
GND_3
3
NC
4
GND_5
5
GND_6
6
VREG_EN
7
VREG_IN_HV
8
VREG_OUT_HV
9
VREG_OUT_USB
10
VREG_IN_USB
11
RESET
12
UAR
T_TX
13
UAR
T_RX
14
UAR
T_R
TS
15
USB_DN
16
USB_DP
17
UAR
T_CTS
18
VDD_HOST
19
USB/UAR
T
20
SPI_PCM_SEL
21
GPIO[5]
22
PCM_CLK
23
PCM2_SYNC
24
PCM2_IN
25
PCM2_OUT
26
GPIO[4]
27
GPIO[2]
28
GPIO[1]
29
GPIO[3]
30
WP
31
VDD_P
ADS
32
GPIO[0]
33
SPI_MISO
34
SPI_MOSI
35
SPI_CLK
36
SPI_CS
37
GND_38
38
RF
39
GND_40
40
D814
D808
D805
D813
D809
FB804
F801
JL1009
JL1011
JL1014
JL1005
JL1016
JL1018
JL1004
JL1007
JL1019
JL1003
JL1010
JL1002
JL1012
JL1001
JL1006
JL1008
Q807
2SCR523EBTL
R814
12k
R817
0
R836
100
0
R878
R834
100
R818
12k
R829
100
R831
100k
R1013
0
R849
39k
R813
1k
R862
100k
R841
100k
R821
1k
0
R101
1
IC1001
VIN
1
GND
2
STBY
3
NC
4
VOUT
5
IC802
NC
1
2
GND
3
4
VCC
5
IC801
1
2
3
GND
4
5
6
7
VCC
8
100k
R1003
0
R1007
0
R1012
0
R1010
100
R1005
100
R1006
0
R1035
100
R1004
CL1000
CL1001
0
R1029
0
R1028
C1569
1.2p
R1499
0
1
2
3
4
5
6
R1055
0
100
R1019
22
R1017
100
R1014
R1015
22
100
R1023
C1006
0.1
100k
R1024
100
R1025
C1571
0.3p
C844
4.7
25V
R861
22k
BT_CLK
BT_SYNC
BT_DOUT
XM_PWR
BT_DIN
XM_LCH
XM_GND
XM_RCH
36
+3.3V REGULATOR
IC1001
BU33TD3WG-TR
(BT ANTENNA)
35
34
33
32
IC801
BUFFER
TC7WH126FK
74LVC1G17GW-125
IC802
BUFFER
DZ2J18000L
DZ2J18000L
DZ2J18000L
2A
32V
DZ2J18000L
DA2J10100L
DIMMER DETECT
R848
22
CN801
(900BT: US, CND)
(SIRIUSXM IN)
100
R1016
100
R1018
100
R1020
100
R1021
R1002
0
JL1013
JL1017
JL1015
850BT/900BT: AEP, UK,
E, IND, AUS/900BTM
Note:
ANT001, IC804, IC1002 and IC1009 on the MAIN
board cannot replace with single. When these parts are
damaged, replace the complete mounted board.
(Page 37)
(Page 35)
(Page 35)
Ver. 1.1
Summary of Contents for WX-850BT
Page 61: ...MEMO WX 850BT 900BT 900BTM 61 ...