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Model
WX-800UI
Pages
52
Size
7.44 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
wx-800ui.pdf
Date
PREV: Sony CDX-G1170U / CDX-G3170UV Service Manual

Sony WX-800UI Service Manual ▷ View online

WX-800UI
WX-800UI
25
25
4-5.  PRINTED  WIRING  BOARD - MAIN Section (2/2) -
• 
 : Uses unleaded solder.
21
20
40
1
23
22
44
1
5
8
1
4
G
DDDD
S
S
S
G
DD D D
S
S
S
5
4
8
1
1
5
4
3
3
1
4
5
25
1
51
75
26
100
50
76
4
6
1
3
Q1309
Q1310
R600
FB805
R605
R606
R607
R608
R609
R803
R610
R611
R805
R612
R807
R614
R615
R617
R618
R424
R425
R426
R427
R810
R428
R1501
R811
R429
R815
R621
R816
D1317
R623
D1318
R430
D1319
R431
R819
R626
R628
D1322
R822
R823
R825
R826
R827
R828
R830
C1358
R835
R642
C412
R837
C413
R644
R838
CL301
R839
C415
CL302
R647
R648
R649
R840
C805
JL401
C806
R842
JL402
JL403
CL501
R845
C809
CL502
R652
R846
CL503
CL504
R654
C1562
R657
C810
C812
C813
CL701
R851
C815
R852
R853
C818
R854
CL704
CL705
CL512
R856
CL706
CL708
JL801
R859
JL802
CL517
JL803
CL518
JL804
C820
R1359
CL519
C821
JL805
JL806
C822
JL807
JL808
C827
R863
CL520
R1361
C829
CL523
R868
C1581
C445
R869
R1365
C1582
R1366
C830
C833
C834
R870
C838
C839
R682
CL535
CL536
CL537
CL539
C842
C847
C850
C851
C852
JL1001
R894
JL1008
R1394
R1395
D801
JL1010
L504
JL1012
JL1014
IC402
JL1016
JL1019
D812
C872
JL1020
C299
C875
D816
D817
D818
CL01
CL02
IC803
JL1030
IC805
R102
R103
R105
R107
FB504
C1401
C1405
C1406
C1409
FB702
R503
R310
R504
R311
R505
R506
R507
C1414
R704
R709
IC1009
R521
R522
R717
R523
R524
C102
C103
C105
C107
R724
R725
C301
R726
C302
R533
R728
C304
R729
C306
R1421
R732
R1422
R733
R734
R735
C505
JL101
JL102
C506
R737
JL103
R738
JL104
C509
JL105
R739
R546
JL106
R547
JL107
JL108
JL109
C510
R740
X501
JL301
C706
JL302
C512
JL303
R1433
JL304
JL110
R550
JL305
JL111
C515
JL112
R747
JL113
C518
R748
R554
JL114
R749
JL309
R555
JL115
JL116
JL117
JL118
R1054
JL119
X701
R559
C714
C520
R750
JL311
C715
R751
C522
R752
R1442
C717
R753
R1443
C718
R754
C525
R755
R561
C526
R562
C527
R757
R563
R758
JL701
C529
R565
JL702
JL703
JL704
JL705
C721
JL706
JL707
JL708
C725
R761
R1452
C532
R762
C727
R763
C728
C534
C1094
R573
JL710
C538
JL711
C539
JL712
JL713
JL714
C730
R578
JL715
JL716
C732
JL522
JL717
JL523
R1460
JL718
C734
C540
JL524
R1461
JL719
C735
JL525
C736
JL526
C737
C543
JL527
C738
C544
JL528
C739
C545
R582
C546
JL720
C548
SL001
R585
JL722
R586
JL723
R587
JL724
C740
JL530
JL725
C741
JL531
JL726
C742
JL532
JL727
JL533
C550
JL534
JL729
C745
C551
R1474
JL538
R590
JL539
R591
D301
D303
JL730
R1479
JL731
Q401
JL732
Q402
JL733
JL540
R598
C751
R1480
C754
D501
C756
R1483
C758
C569
C760
L401
C761
C762
JL1102
C763
C764
R1491
C766
C767
R1494
Q804
C768
R1495
Q805
C769
JL1300
Q808
C770
C771
C773
C775
IC502
Q812
C777
Q813
IC504
Q814
C779
CL1333
IC703
C783
IC705
C788
C03
C790
C793
FB401
FB402
FB403
1
2
24
25
2
14
16
15
1
13
J001
J801
CN301
C303
IC301
L301
J402
(REMOTE IN)
FU1
R
L
REAR/SUB
AUDIO OUT
R
L
FRONT
AUDIO OUT
(ANTENNA IN)
MAIN BOARD  
(CONDUCTOR SIDE)
1-980-332-
11
(11)
K
A
E
E
E
K
A
K
A
K
K
A
A
E
E
E
E
E
K
A
K
K
A
A
K
A
1
PW1
2
GRN
VIO
GRN/BLK
VIO/BLK
WHT
GRY
WHT/BLK
GRY/BLK
BLU/WHT
 
RED
BLK
YEL
REAR LCH (+)
REAR RCH (+)
REAR LCH (–)
REAR RCH (–)
FRONT LCH (+)
FRONT RCH (+)
FRONT LCH (–)
FRONT RCH (–)
REM  OUT MAX 0.4A
ACC
GND
BATT
3
4
5
6
7
8
9
10
11
12
13
14
15
16
TO
CN301
(E, IND, AUS)
(AEP, RU, UK)
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
13
7
8
5
6
3
4
1
2
9
10
11
12
13
14
15
16
ACC GND
BLK
 
 
YEL
RED
YEL
BLK
RED
 
BLU/WHT
REM
OUT NC
NC BATT
NC
NC
TO
CN301
PW1
7
8
5
6
3
4
1
2
1
2
VIO
 
VIO/BLK
 
GRY
 
GRY/BLK
 
BLU/WHT 
3
4
5
6
7
8
RL+ RL–
GRN/BLK
 
WHT/BLK
 
GRY/BLK
 
VIO/BLK
GRN
GRN/BLK
WHT
WHT/BLK
 
GRN
 
WHT
 
GRY
 
VIO
FL+
FL–
FR+ FR–
RR+ RR–
Note 1: 
IC1009 on the MAIN board cannot replace with sin-
gle. When this part is damaged, replace the complete 
mounted board.
Note 2: 
When IC502 on the MAIN board is replaced, the 
destination setting is necessary. Refer to “NOTE OF 
REPLACING THE COMPLETE MAIN BOARD 
OR SERIAL FLASH (IC502)” on page 4.
WX-800UI
WX-800UI
26
26
4-6.  SCHEMATIC  DIAGRAM - MAIN Section (1/4) -
• See page 23 for Waveforms.   • See page 33 for IC Block Diagrams.   • See page 36 for IC Pin Function Description.
2
1
3
3.2
2.6
1.3 [1.6]
3.2
3.2
(1.7)
(2.4)
(1.8)
(3.3)
(1.8)
(1.8)
(1.7)
(1.9)
(1.5)
(3.4)
(1.5)
(3.3)
(1.3)
(1.7)
(1.7)
(0.9)
(1.7)
(1.8)
5
3.3
3.4
3.4
3.3
3.3
(2.8)
2.9
3.2
4.9
4.9
(1.7)
(1.7)
(1.7)
(3.4)
(2.9)
(0)
(3.4)
(3.4)
(0)
(0)
(0)
(0)
(0)
(1.5)
(3.4)
(3.3)
(3.3)
(3.4)
(0.1)
(0.4)
(3.3)
(0.1)
3.3
1.5
1.5
(2.1)
(1.9)
2.9
1.5
1.5
0
0
2.9
(2.1)
(0.3)
(1.7)
(2)
(1.9)
(1.5)
(1.9)
(1.9)
(1.9)
(1.9)
(1.6)
(1.7)
(1.8)
(1.8)
(1.8)
(1.7)
(1.8)
(3.3)
(1.9)
(1.1)
(1.7)
(1.6)
(3.3)
(1.7)
(1.7)
(1.7)
(3.3)
(1.7)
(1.7)
(3.3)
(1.7)
(1.5)
(1.6)
(1.6)
(3.3)
(3.3)
(1.7)
(0.7)
(1.7)
(2.7)
(1.7)
1.3 [1.6]
1.3 [1.6]
0 [0.9]
0 [1.1]
2.2
C765
2.2
C769
0.0056
C762
0.1
C747
0.1
C788
0.033
C735
0.047
C714
0.01
C770
2.2
C716
0.047
C717
1
C749
0.001
C725
0.0033
C741
0.0033
C740
0.1
C745
470p
C718
1
C704
C723
0.01
2.2
C772
0.1
C727
47p
C793
0.1
C712
0.1
C790
0.0022
C780
470p
C721
0.0033
C737
2.2
C775
2.2
C773
47
C720
C706
1
2.2
C777
0.1
C767
0.1
C719
0.015
C760
0.0033
C738
0.1
C732
0.1
C742
0.0033
C739
C702
0.1
0.01
C768
0.001
C736
0.1
C722
0.1
C787
0.1
C728
0.1
C759
1
C729
0.0022
C781
0.1
C730
0.1
C771
0.1
C761
C707
1
0.1
C711
15p
C756
C755
0.001
15p
C763
0.1
C754
1
C786
0.1
C705
0.0056
C734
0.01
C764
0.1
C758
0.0022
C766
0.1
C782
0.015
C783
2.2
C715
47p
C1411
0.1
C1402
1
C1401
2.2
C779
10
C748
10
C750
10
C746
10
C744
2.2
C751
1
C731
C1414
1
1000p
C700
1000p
C1415
6.3V
22
C743
CN701
B
1
A
2
C
3
E
4
F
5
OP_VCC
6
1/2VCC
7
OP_GND
8
PD
9
LD
10
DRV_VREF
11
EJECT
12
FOCUS
13
TRACK
14
DRV_ON
15
SELF
16
IN_SW
17
LOAD
18
SL
19
SP
20
BU_GND
21
D_SW
22
L_SW
23
DRV_GND
24
DRV_GND
25
DRV_6V
26
DRV_6V
27
FB702
FB1
FB703
JL733
JL724
JL709
JL721
JL722
JL714
JL718
JL706
JL701
JL720
JL717
JL705
JL729
JL702
JL710
JL719
JL716
JL731
JL703
JL715
JL713
JL704
JL726
JL723
JL712
JL727
JL730
JL708
JL725
JL732
JL711
0.82uH
L2
SDP2014HN/V102
IC001
VDDA_IFADC
1
VSSA_IFADC
2
VBGP
3
FM_CAP
4
FM_IN_M
5
IC_1
1
11
IC_12
12
IC_13
13
I2S_WS
17
I2S_BCK
18
I2S_SD_1
19
IC_20
20
VSSD
21
SCL
25
AM_IN_P
9
AM_LNA_CAP
10
FM_IN_P
6
VDDA_RF
7
VSSA_RF
8
IC_14
14
IC_15
15
I2S_SD_0
16
VDDD
22
VSSD_IO
23
SDA
24
GPIO_2
26
GPIO_1
27
GPIO_0
28
DAC_R
29
DAC_L
30
VSS
31
XT
AL_IN
32
TC94A99FG-003(SYCH
IC705
LPFO
1
PVREF
2
VCOF
3
R
VSS3
4
VCOI
5
RFRP
28
TEI
29
AVDD3
30
ADVREFL
71
ADVCM
72
ADVREFH
73
ADIN2
74
ADVSS3
75
PIO9/CDMON1
96
TEST
97
PDO
98
TMAX
99
LPFN
100
FSMONIT
26
RFZI
27
R
VDD3
6
SLCO
7
RFI
8
RFRPI
9
RFEQO
10
DCOFC
11
AGCI
12
FOO
31
TRO
32
VSS_1
33
FMO
34
DMO
35
VDDM1
36
SRAMSTB
37
XI
66
XO
67
XVDD3
68
ADVDD3
69
ADIN1
70
VSS_2
64
XVSS3
65
PIO4
91
PIO5
92
PIO6
93
PIO7
94
PIO8/CDMON0
95
PIO2
89
PIO3
90
RFO
13
R
VSS3
14
FNI2
15
FNI1
16
FPI2
17
FPI1
18
VDD1_1
19
TPI
20
TNI
21
VRO
22
A
VSS3
23
MDI
24
LDO
25
VDD1_2
38
VDD3_1
39
PIO10/CDMON2
40
PIO11/CDMON3
41
PIO12
42
PIO13
43
PIO14
44
PIO15
45
PIO16
46
PIO17
47
PIO18
48
PIO19
49
PIO20
50
DAO1
52
DVSS12
53
DAO2
54
DVREF
55
DVDD34
56
DAO3
57
DVSS34
58
DAO4
59
DVDD5
60
DAO5
61
DVSS5
62
VDD1_3
63
DVDD12
51
BUS0
77
BUS1
78
BUS2
79
BUS3
80
BUCK
81
CCE
82
VDD3_2
83
VSS_3
84
RST
85
VDD1_4
86
PIO0
87
PIO1
88
MS
76
2SA2119K
Q701
0
R400
100k
R761
15k
R750
10k
R744
100k
R749
1k
R709
1
R712
100
R753
0
R734
12
R714
22k
R728
330
R725
0
R708
330k
R748
0
R702
2.2k
R738
330
R724
R737
0
100
R719
330
R732
22k
R726
47k
R751
330
R735
R739
1M
100
R8
0
R727
100k
R763
100
R27
10k
R16
100
R754
0
R731
330
R729
100k
R760
100k
R762
0
R704
0
R706
0
R745
100
R756
R758
100k
10k
R30
10k
R743
R715
0
R747
100k
100
R752
R711
0
0
R720
10k
R31
100
R722
100
R14
10k
R15
100
R757
2.7k
R741
100
R723
100
R755
1M
R4
100
R721
100
R718
0
R733
100
R740
0
R705
0
R717
0
R707
2.7k
R742
RF_GND
RF_ANT_IN
AU_GND
D_GND
DR_GND
AU_IN_RCH
BU_GND
A_GND
DR_6V
AU_IN_LCH
+5V
SDA
BU_3.3V
SCL
AU_FR_CH
AU_SUB_CH
AU_RL_CH
AU_FL_CH
AU_RR_CH
AUDIO_OUT_L
AUDIO_OUT_R
BU15TD3WG-TR
IC703
VIN
1
GND
2
STBY
3
NC
4
VOUT
5
BU33TD3WG-TR
IC702
VIN
1
GND
2
STBY
3
NC
4
VOUT
5
BU15TD3WG-TR
IC704
VIN
1
GND
2
STBY
3
NC
4
VOUT
5
BU33UC3WG-TR
IC002
VIN
1
GND
2
STBY
3
NC
4
VOUT
5
16.9344MHz
X701
X1
CL703
JL707
BAS316-115
D1319
CL702
CL701
1
C20
1
C21
10
C28
1
C30
0.001
C15
0.0015
C16
10p
C8
0.22
C11
0.001
C12
0.1
C10
1
C13
18p
C2
4.7p
C4
33p
C5
220nH
L6
1000p
C3
4p
C6
3.3uH
L5
220nH
L3
220nH
L1
CL704
CL705
RSB12ZT2L
VDR1
DEC_SDIN_CH0
CD_ZDET
DEC_SDOUT_F
SP_CLK
BSIF_GATE
DEC_LRCK_IN
CD_XCCE
BSIF_BCK
CD_SDO
LRCK_IN
SP_DATA
DRV_ON
BSIF_ST_REQ
DEC_BCK_IN
DSP_SSTBY
MEC_EJECT
MEC_SELFSW
MEC_INSW
MEC_LOAD
MEC_LIMIT
MEC_DSW
CD_BUSCLK
DSP_RST
BSIF_DO
DEC_XMUTE
CD_SDI
DEC_INT
SER
VO_ON
27P
BUS2
BUS1
MAIN BOARD (1/4)
IC705
DIGITAL SERVO PROCESSOR,
IC702
+3.3V REGULATOR
IC704
IC703
+1.5V REGULATOR
IC002
+3.3V REGULATOR
IC001
FM/AM RECEIVER
12MHz
MAIN
>001S
BOARD
(4/4)
>002S
(2/4)
BOARD
MAIN
MAIN
>003S
(2/4)
BOARD
AUTOMATIC
POWER CONTROL
+1.5V REGULATOR
AUDIO DSP
RF AMP,
CD MECHANISM
FFC1
(MG-101CF-188)
BOARD
SERVO
OPTICAL
(DAX-25A)
BLOCK
PICK-UP
BOARD
SENSOR
DECK BLOCK
10
11
12
13
14
N
15
G
16
H
17
I
18
F
20
M
1
C
J
D
6
E
K
L
2
B
3
A
4
5
7
19
8
9
39p
C25
39p
C24
Note 1: IC001 on the MAIN board cannot replace with sin-
gle. When this part is damaged, replace the complete 
mounted board.
Note 2: The service manual of the mechanism deck, used in 
this model, has been issued in a separate volume. 
Please refer to the service manual of the MG-101 se-
ries for the mechanism deck information.
(Page 
27)
(Page 27)
(Page 29)
WX-800UI
WX-800UI
27
27
4-7.  SCHEMATIC  DIAGRAM - MAIN Section (2/4) -
• See page 33 for IC Block Diagrams.
7.2
3.4
7.2
14.3
7.2
7.2
3.7
3.7
3.7
3.7
3.7
3.7
7.2
7.2
14.3
7.2
3.6
7.2
0
0
4.2
4.2
4.2
4.2
4.2
4.2
4.2
4.2
4.2
4.2
4.2
4.2
4.2
8.8
4.2
3.4
3.4
8.8
6.5
0
14
0
0
0
0
14
0
0
0
0
0
0
4.1
4.1
4.1
4.1
4.1
47p
C331
4.7
C417
47p
C328
47p
C419
C412
10
47p
C338
C314
10
0.1
C329
0.1
C310
0.1
C332
C106
0.001
C104
0.001
2.2
C105
C109
0.1
47p
C405
0.1
C413
C418
47p
1
C03
1
C323
47p
C313
47p
C342
1
C321
1
C320
47p
C441
1
C319
47p
C442
1
C318
47p
C443
1
C316
47p
C444
47p
C408
47p
C445
47p
C311
1
C103
47p
C340
47p
C339
47p
C330
0.1
C404
1
C107
C1341
0.001
10
C415
47p
C333
47p
C308
47p
C315
47p
C341
1
C322
1
C317
47p
C343
C425
4.7
47p
C309
0.001
C299
C409
10
C406
10
C1562
1
2.2
C1564
47p
C324
C1339
2.2
1
C325
470p
C1572
470p
C1573
470p
C1576
470p
C1577
1
C326
R13
0.01
C312
1
1
C300
25V
C401
47
35V
10
C446
CL302
CL01
CL02
CL301
16P
CN301
RR+
1
RL+
2
RR–
3
RL–
4
FR+
5
FL+
6
FR–
7
FL–
8
AMP_REM
9
10
ST_CTL_IN1
ILL
11
12
ST_CTL_IN0
ACC
13
TELL_ATT
14
VCC
15
GND
16
CN101
22P
SW_RESET
1
GND
2
SIRC
3
ILL(FP+B)
4
LCD_CLK
5
LCD_CE
6
LCD_DATA
7
KEY_0
8
KEY_1
9
RE_1
10
RE_0
11
KEY_GND
12
AUX_R
13
AUX_GND
14
AUX_L
15
D_GND
16
D+
17
D–
18
USB_GND
19
USB_GND
20
USB_VBUS
21
USB_VBUS
22
DA2J10100L
D401
D303
DA2J10100L
D1318
DA2J10100L
D1322
FB1304
FB101
FB401
FB302
FB402
FB403
J001
JL403
JL117
JL102
JL105
JL304
JL104
JL307
JL305
JL402
JL112
JL309
JL311
JL1102
JL308
JL108
JL106
JL109
JL119
JL111
JL401
JL110
JL118
JL114
JL115
JL303
JL116
JL101
JL113
JL310
JL103
JL107
4.7uH
L01
LSAR523UBFS8TL
Q1302
LTC614TUFP8T106
Q401
DTA014EEBTL
Q402
DTA014EEBTL
Q808
DTA014EEBTL
Q1310
Q1309
0
R1491
0
R429
0
R427
R336 0
0
R304
R1363
10k
R111
0
100
R11
10k
R435
R1054
0
15k
R105
R311
0
0
R426
R322 0
0
R424
0
R408
R21
0
R412 0
1k
R308
R337 0
1k
R108
10k
R414
0
R428
R436
10k
R07
0
R320 0
R335 0
47k
R310
0
R425
R438
220
R441
0
R442
0
0
R323
R1476
0
0
R430
R334 0
10k
R303
R401
22
R012
0
10k
R417
R315 0
R406 0
R1480
330
0
R409
R1479
33k
0
R102
220
R421
15k
R107
0
R1483
0
R1482
0
R1490
0
R1489
0
R1488
0
R1487
0
R1486
0
R1485
0
R1484
100
R10
180
R1494
0
R431
1k
R305
47k
R312
180
R1495
220
R434
1k
R306
1k
R307
150
R309
1k
R104
220
R413
0
R447
R317 0
R1501
0
AU_SUB_CH
AU_RL_CH
AU_FL_CH
AU_FR_CH
AUDIO_OUT_L
AU_RR_CH
AUDIO_OUT_R
SCL
SDA
+5V
RF_GND
DR_GND
A_GND
AU_IN_RCH
BU_3.3V
RF_ANT_IN
AU_GND
DR_6V
AU_IN_LCH
BU_GND
D_GND
IC301
TA
B
1
PW_GND2
2
OUT2–
3
ST_BY
4
OUT2+
5
VCC_6
6
OUT1–
7
PW_GND1
8
OUT1+
9
SVR
10
IN1
11
IN2
12
S_GND
13
IN4
14
IN3
15
AC_GND
16
OUT3+
17
PW_GND3
18
OUT3–
19
VCC_20
20
OUT4+
21
MUTE
22
OUT4–
23
PW_GND4
24
HSD
25
SL001
BD3468FV-E2
IC402
A1
1
A2
2
BP1
3
BP2
4
CP1
5
CN
6
CP2
7
DP1
8
DN
9
DP2
10
EP1
11
EN
12
EP2
13
FP1
14
FN1
15
FN2
16
FP2
17
MIN
18
BN
19
HIVOLB
20
VCCH
21
SCL
22
SDA
23
GND
24
VREF
25
VCCL
26
IG2
27
IG1
28
INC
29
INS
30
INR1
31
INR2
32
INF1
33
INF2
34
OUTF2
35
OUTF1
36
OUTR2
37
OUTR1
38
OUTS
39
OUTC
40
C1338
47p
C1387
0.1
C1395
0.1
C1394
0.1
C1337
0.1
47p
C301
47p
C302
47p
C305
47p
C304
1
C307
C102
10
R19
0
1
C014
0.001
C568
2.2k
R103
R1366
0
R1365
0
R418
0
R1497
0
R1389
0
DTC014TEBTL
Q403
DTC014TEBTL
Q404
DTC014TEBTL
Q407
Q408
DTC014TEBTL
C1582
39p
C1581
39p
1
C1403
DPU
DMU
R1432
0
R1431
0
R1329
0
R1330
0
R1422
0
R1421
0
L301
2.2uH
L401
RR_P
RR_N
FL_P
FL_N
RL_N
RL_P
RR_N
RL_N
LCD_CLK
LCD_CE
LCD_DATA
RE_IN0
I2C1_SDA
FR_N
KEY_IN0
KEY_IN1
FR_P
FR_N
FL_P
FL_N
RL_P
RR_P
I2C0_SDA
EXT_RESET
I2C1_SCL
SIRCS
RE_IN1
AT
T
FR_P
I2C0_SCL
STB
BEEP
AMP_A
TT
PURE5001H-4WX
DTC044EEBTL
14
16
15
13
18
19
MAIN BOARD (2/4)
1
4
5
8
12
6
2
10
11
7
IC402
ELECTRICAL VOLUME
IC301
POWER AMP
MAIN
>002S
(1/4)
BOARD
MAIN
>003S
(1/4)
BOARD
MAIN
>004S
(3/4)
BOARD
MAIN
>005S
(4/4)
BOARD
MAIN
>006S
(4/4)
BOARD
21
23
24
MAIN
>007S
(3/4)
BOARD
MAIN
>008S
(4/4)
BOARD
GN1G
4P
L
R
REAR/SUB
R
L
FRONT
J402
AUDIO OUT
(ANTENNA IN)
(CHASSIS)
LND01
(CHASSIS)
LND101
MUTING
MUTING
MUTING
MUTING
MUTING CONTROL
INPUT SELECTOR,
MUTING CONTROL
MUTING CONTROL
MUTING CONTROL
Q401, 402, 808
CN901
FFC2
>01S
KEY
BOARD
10
11
12
13
14
N
15
G
16
H
17
I
18
F
M
1
C
J
D
6
E
K
L
2
B
3
A
4
5
7
8
9
FU1
10A
32V
20
21
19
2.2
C1584
(E, IND, AUS)
(AEP, RU, UK)
REAR RCH (+)
8
REAR RCH (–)
5
13
11
BATT
3
GND
14
REM OUT MAX 0.4A
4
PW1
15
FRONT RCH (–)
1
6
FRONT LCH (+)
FRONT RCH (+)
REAR LCH (+)
7
9
16
2
REAR LCH (–)
12
ACC
10
FRONT LCH (–)
4
10
11
12
ACC
REM OUT
6
ACC
GND
16
7
15
3
BATT
BATT
9
2
13
14
GND
5
8
1
REM OUT
CN301
TO
8
RR+
FL–
RR–
4
FL+
RL+
6
6
3
FR–
7
5
7
RL–
4
8
1
FR+
RR–
RL–
2
1
5
FL–
FL+
RR+
FR+
3
FR–
2
RL+
PW1
CN301
TO
(Page 32)
(Page 29)
(Page 28)
(Page 29)
(Page 29)
(Page 28)
(Page 26)
(Page 26)
WX-800UI
WX-800UI
28
28
4-8.  SCHEMATIC  DIAGRAM - MAIN Section (3/4) -
• See page 33 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
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
R850
100k
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
18
F
1
C
J
D
6
E
K
2
B
3
A
4
5
7
8
9
Note: IC804 and IC1009 on the MAIN board cannot replace 
with single. When these parts are damaged, replace the 
complete mounted board.
(Page 29)
(Page 27)
(Page 27)
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