Vitek TF6850 Schematic
C804
Q301
9014C
R301
1K
R302
1K2
D
Q302
9014C
R307
X
R315
100
R316
1K
R319 470
R320 1K
C
R323
C308
1K
104
R324
8K2
CN101
1
VCC 5V
2
CD +8V
VCC 8V
VCC 3V3
3
VCC 3V3
CDR CH
4
R-CH
5
AGND
6
CDLCH
L-CH
7
GND
0
8
MCOR
SCOR
1K
MP3DO
9
3-DATAO
MP3DI
10
0
3 DATAI
11
MP3MLT
100
MP3MLT
12
LMTSW
LIMITSW
B
13
LD S
14
EJ S
15
CLSW
CLSW
16
XRST
XRST
17
1K
MP3CLK
MP3CLK
18
100
MLT
19
MDATA
100
MDATA
20
MCLK
100
MCLK
21
OPMTR
OPMTR
22
CLMTR
CLMTR
23
1K
MCS
24
DSP S
R121
DSP S
25
SSP S
SSP S
26
DECINT
27
DN5
S/P CON
28
DN7
5IF RST
29
USB RDY
U_RDY
30
USB DI
U_DTAI
31
USB DO
U_DTAO
32
USB CLK
U_CLK
USB IN
33
USB_IN
C114
R105
33PCD
103
100K
CN102
KEY 0
1
LAMP+6 V
2
KB+5V
3
LAMPGND
4
USB G
5
R152
INH
6
R153
DO
7
R154
CLK
8
A
R155
CE
9
CCW
10
R151
CW
11
KEY 1
12
USB+5V
13
REMO
14
22PIN
IC/SWGND
15
UDM
16
UDP
17
SD DET
18
SDCMD
19
SDDAT0
20
21
SDCLK
SDDAT3
22
S METER
RA-L
RDS RFIFAF
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D301
IN4148
ZD301
2V0
R304
10K
R305
Q303
12K
9015c
Q304
9015c
VR301
10K
R308
10K
EC301
0.47UF
EC302
47UF
Q309
9014C
R322
EC307
2K2
2U2
C305
104
Q311
R339
1K
Q310
9014C
9014C
AF MUTE
Q101
R131
9015C
10K
R132
1K
R101
R102
Q102
R103
1K
R104
9014C
LD S
EJ S
R113
R114
X
X
R107
MLT
R108
C123
R109
R120
104
C130
C133
MCS
103
103
REMO
CW
DET
MCOR
R156
C106
102
470K
KEY0
LAMP+
R106
1K
LCD INH
1M
330
LCD DO
1K
LCD CLK
1K
LCD CE
CCW
CW
100
KEY1
R158
REMO
100
8
7
6
5
CN03
4
3
8P
2
1
CN201T UNER008
RA-R
R135
R317
150
R318 1K5
Q308
9014C
C307
AGC
C109
R157
1M
EC102
SD
R312
1K
R306
10K
R309
47K
C302
9014C
EQ1
223
C110
104
EQ0
CD P
EQ1
AGC
A/L
FM BAND
104
AF MUTE
MO/ST
LOC
R DATA
R CLK
CD P
SD IN
C101
104
100UF
AM VT
RA+
AGC
AMOSC
MONO
AM/LW
GND
111213
14
10
R314
10K
FM BAND
FMOSC
A/L
AMOSC
LOC
Q306
AM+
MO/ST
9014C
EC303
4u7
R310
3K3
Q305
9014c
R DATA
R311
10K
R CLK
SD IN
EQ0
C306
R170
100K
R137
100K
4K7
R118
100
R139
33K
4K7
2K2
1K
CDC DA
R145
470
OPTIONAL
IC104 78R05
R204
IN
OUT
IN4001
EC110
47UF
C131
x
AM+
AMOSC
R313
22K
FMOSC
R325
1K
103
R126
4K7
L101
1UH
C115
220P
81
FMIF
82
VDDPLL
83
EQ0
84
EQ1
85
VDD
86
AGC
87
BAND1
88
BAND2
89
AF-MUTE
90
ST/MONO
91
STIN
92
LOC
93
RDS DATA
94
RDS CLK
95
REMO
96
CW
97
CDP S/W
98
DECINT
99
SCOR
100
CDC DATA
C102
104
DN6
VCC3V3
Q105
CON
GND
4321
882
ZD104
D152
IN4001
D302
IN4148
103
Q307
R321
100
Q103
9014C
C111
104
R138
R140
R141
R142
B+14V
1 2 3 4
AM LOC
AM+
16 17 18
15
C204
330p
C205
560p
C207
104
C206
EC201 2U2
R331
100K
Q318
9013S
R303
220 1/6W
EC306
ZD303
100UF
10V
R125
10K
C116
C118
102
CPU +5V
80
AMIF
VSSPLL
FMVOC
AMVOC
VDDPLL
EQIN R
KIN 1
KIN0
CDC ON
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KEY1
KEY0
CDC ON
EQIN
R161
C107
102
EC109
3V9
47UF
FM+
FM LOC
25p
R332
220
Q312
9018S
103
NCNCNC
VDD
USB IN
CL/OP SWNCSDIN
LCD CE
USB IN
CD+8V
560 1/4W
C209
104
GND
FM VT
VSS2
DIS EON
DIS RDS
NCNCNC
LCD DO
LCD DO
6V2
Q314
9012G
R334
C309
1K
104
R333
C311
2K2
104
33mH
L401
R428
222M
C431
R429 8K2
C432 222M
L402
10
11
12
XI
13
XO
14
NC
15
16
D128
D122
D115
D109
D101
SW1
E/USW
LCD INH
LCD INH
LCD DO
ZD108
6V2
R116
100K
VDD
EN WER
MULTI
ON/OFF
DIN0
DIN6
DIN7
DIN7/51F_RST
IC101
DSC 790NRF
VSS
LCD CE
6V2
ZD109
AREA2
DIN6/USB_RST
XOUT
XT101
C104
LCD CLK
ZD110
C208
104
DN1
D129
D123
D102
DIN5
DIN5/SP/CONTRO
XIN
9MHz
100K
22P
6V2
33mH
C202
56P
Q115
EN AUT-LOC
EN TA ALARM
DIN1
DIN3
DIN4
DIN4
DIN3
GND
GND
C105
22P
C108
C423
472
XT201
4.332MHz
C203
56P
9015C
R117
4K7
D130
DIS KEY
WOOFER
D124
D125
DIS DISPCLK
D117
D116
ENPRIDE
DIS CT
D110
D103
D104
FM ONLY
AREA3
DIN2
DIN0
DIN1
DIN2
DSCN1
DSCN2
DSCN3
DIN2
DSCN1
DSCN2
DSCN3
DIN0/AUX ON
DIN1/WOOFER
LMTSW
9279 MADDR/MP3 MLT
9279 MDATAO/MP3 MDATA I
9279 MRD/MP3 MDATAO
RESET
9279 MWE/MP3 CLK
R112
MP3DO
MP3DI
MP3MLT
LMTSW
MP3CLK
Q106
9015C
R162
223
100K
R164
10K
ZD111
3V9
GND
FM OSC
19 20 21 22
IC201 BU1923
CMPT1T2
8 9
VSS3
7
VSS1
6
VDD1
VDD2
5
MUX
4
VREF
3
RDATA
2
QUAI
RCLK
1
EQIN
CPU +5V
DSCN4
EN AUX KEY
DSCN3
DIS 2COR
DSCN2
DSCN1
DSCN0
AREA1
EURUSA
NC
NC
NC
LCD CLK
BEEP
AVDD
LCD CE
101112131415161718192021222324252627282930
C103
104
LCD CLK
REMO
LCD RST
BUZ
6V2
ZD107
ZD106
R335
Q315
10K
9013G
Q316
9014C
8K2
C422
472
EC203
104
47uf
C201
DN5
AF level
DIS CLK
DIS USB
EN LW
DIN3
DSCN0
DSCN4
DSCN0
DSCN4
POWER
EVRCLK/PIC-CLK
EVRDAT/ PIC-D AT
USB_DATAO
USB_READY
G/EJSENS
G/LDSENS
CLSW
EJ S
LD S
CLSW
SW2
RESET
R163
10K
R336
2K2
C421
562
D131
D118
D112
D105
5152535455565758596061626364656667686970717273747576777879
MUTE
W-LED
ACCIN
CDEJ
TEFMUTE
CCW
USB_CLK
USB_DATAI
SSP_SENS
DSP_SENS
9279_MCS
CDPON
CLMTR
OPMTR
MCLK
MDAT
XRST
XRST
C420
562
R201
470 1/4W
ZD201
5V1
EN MULTI-VOL
EN OIRT
DIN4
C119
MLT
R165
10K
SW1
CD EL
Q317
C310
102
882
470 1/6W
EC305
47UF
ZD302
8V2
R423
470K
C426
104
R424
1K
R426
470K
C415
104
R427
1K
R439
10K
C430
R440
8K2
1UF
IN4148
Q118 9015C
DN6
R197
100K
R119
1K
D126
D127
OIRT 30K
D120
ITALY
EN CD LAST
D113
DIS AUX
D106
D107
AMIF-SD
DIN5
DIN6
LED1 LEDN
104
CD+8V
50
49
48
CDEJ
47
46
CCW
45
44
43
USB CLK
42
USB DO
41
USB DI
40
USB RDY
39
SSP S
38
DSP S
37
MCS
36
35
CLMTR
34
OPMTR
33
MCLK
32
MDATA
31
MLT
C103
104
C125
C113
103
104
LAMP+
CDEJ
R123
R122
D148
470
680
IN4001
CD
LA2
CD EJ
LA1
D151
IN4148
D150
R198
4K7
FMIF-SD
Q401
9014C
R434
2K2
Q402
9014C
EC412
47UF
R205
1K
DIS CDC
D149
IN4001
D121
D114
D108
POWER
R337
10K
R421
R422
2K2
R420
1K
EC411
47uF
10K
R425
R438
EC413
10K
Q404
1UF
9014C
R437
5K1
DN7
R115
1K
DIN7
DN1
R167
8K2
CPU +5V
BUZ
POWER
R190
B+14V
1K
ZD103
C121
104
ZD102
5V1
B+14V
CDC ON
CDC DA
IC102 KA7808
21
OUT
IN
GND
3
10 1/4W
R338
5V6
R191
47K
R411
390K
R436
220K
EC403
2U2
R435
82K
MU
VR CLK
VR DA
R192
560
Q802
R814
CDC SBY
9014C
1K
R812
10K
CDC L
10
R810
R809
CDC ONLY
R805
R803
R810
R809
AUX ONLY
R805
R803
R810
R805
CDC+AUX
R809
R803
CDC R
C803
R415
R-CD
4K7
L-CD
VR DA
VR CLK
MU
CDC L
CDC R
1uF
R414
4U7
R412
R413
4K7
C409
C410
15K
15K
L-CDPL-RA
R441
100R
15 16 17 18 19 20 21 22 23 24 25 26 27 28
C418
1UF
R410
390K
EC501
100UF
SUB_WFER
R504
OPTIONAL
39K
R522
10K
R511
Q503
9014C
1K
IC103
KA7808
21
OUT
GND
C122
104
EC103
100UF
R175
2K2
R169
22K
R110
2K2
EC901
4U7
R903
100
EC903
100uF
IC901
NM4558M
123
EC902
4U7
R905
22K
R811
104
47K
R809
R810
0
0
EC801
C801
47UF
104
R808
10K
R806
R807
1UF
C406
104
1uF
4u7
C405
4U7
C407
C408 104
C404
EC404
R-RA
R-CDP
L-AUX
R-AUX
L-LOUD
R-LOUD
L-IN
L-OUT
LI-BAS
RI-BAS
RO-BASRRLRRFLF
LO-BAS
C412
C411
C414224
C413
EC40910UF
EC4054u7
224
224
224
3K3
3K3
R408
R409
474
C502
R503
IC501
NM4558M
10K
123
R505
R506
C503
39K
100P
47K
EC504
R523
C504
1K
104
Q107
772
IN
R177
3
12K
R176
2K2
Q108
9014C
EC104
10UF
R904
R906 22K
22K
R908
22K
EC905
R913
4u7
22k
5678
22k
R910
EC907
4
10UF
R909 22K
22k
R911
R912 22k
R907 22K
ZD901
5.6V
C112
104
321
AUX/CDC OPT IONAL
9
GND
B
A B=1
10
7
8
A
VEE
(AUX)
11
6
INH
X3
12
5
Y1
X0
A B=0
13
4
Y3
X
(CDC)
14
3
Y
X1
IC801
15
2
X2
Y2
16
1
VDD
Y0
R813
CD4052
1K
C802
R804
R805
0
10K
272M
C403 272M
C402
1234567891011121314
R-IN
GND
VDD
CREF
R-TRE
L-TRE
R-OUT
IC401
TDA7313D
D-GND
SDA
SCL
EC40710UF
EC40610UF
EC408
10UF
R403
4K7
RRRLFR
FL
47
C501
R501
104
12K
R502
EC502
R507
5678
100UF
100
Q501
4
9014C
EC503
R508
1K
47UF
R509
470
1UF
R510
EC506
2K2
D502
IN4148
R526
100K
4U7
D501 IN4148
Q109
CPU +5V
EC105
47UF
ZD101
5V6
EC906
10uF
L
R914
3
NC
22K
5
CON1
EC904
CDC CONN.
4u7
R915
22
R920
10K
OPTIONAL
22uF
R402
EC505
100UF
9013G
560 1/6W
EC402
4K7
Q504
EC106
47UF
R183
D147
IN4148
8
2
EC807
R830
R803
0
C401
EC401
104
100UF
ZD401
9V1
R401
68 1/2W
EC414
100UF
9014S
R524
47K
Sub-W
R521
220
Q701
9014G
Q502
Q114
9012S
9014C
EC101
22UF
R178
10 1/4W
R181
C124
47K
R179
102
2K2
R188
R180
X
4K7
R827
4U7
22K
100
EC806
47UF
EC808
4U7
MUTE
FL
EC707
100UF
RL
FR
EC711
100UF
RR
MUTEMUTE
R149
22K
R150
10K
Q111
9014C
EC107
4U7
IC802
NM4558B
R720
R721 22K
R722 47k
R723 2K2
R726
R727 47k
R728 2K2
R729
R740
R741 22K
R742 47k
R743 2K2
R745
R746 47k
R747 2K2
R748
R517
R518
R519
R520
R716
3K3
5678
4
123
R829
22K
R828
22K
47K
R724
22K
5678
NM4558
IC702
4
22K
22K
R744
22K
47K
5678
IC703
NM4558
4
22K
22K
120K
120K
120K
120K
Q703
9014C
Q702
9014G
3K3
R715
EC703
100UF
R148
1K
R712
120K
Q110
9012S
R182
R714
2K2
2K2
R193
4K7
C120
1UF
R821
R822
R823
R831
EC805
10UF
R825
R826 22K
EC708
22uF
EC706
100uF
123
R730
47K
EC710
100uF
123
R749
47K
R717
120K
OPTIONAL
22K
22K
22K
EC802 10UF
22K
22K
R824 22K
EC804
R820
22K
EC803
R725
100
EC705
22uF
R731 220
EC712
22uF
R750
100
EC709
22uF
R757
R709
4K7
R711
120K
D702
IN4001
R754
R751 220
R/R
F/R
F/L
R701
R702
R/L
4K7
C704
R704
102
4K7
R706
C706
R705
102
4K7
4K7
C711
R707
4K7
102
R710
C708
R708
120K
4K7
102
R713
10K
R718
100K
BIN+14V
L701
Q112
R186
772
12K
R185
2K2
R
67
1
4
2K2
CDC SBY
R184
CDC SBY
R168
22K
R901
220
R917
Q902
12K
9012G
R916
2K2
Q901
9014C
IN4001
Q113
9014C
EC108
10UF
F/L+
F/R+
EI-14
10
2
1
D701
11
12
20PIN-SOCKET
CN701
4
AUX-L
AUX G
47UF
AUX-R
10UF
D
R732
220
2K2
R734
R733
2K2
R752
220
2K2
R753
2K2
12K
C703
1UF
R703
4K7
C705
1UF
C718
1UF
C707
1UF
F/R-
F/L-
R/R+NCR/R-
8
9
3
13
Q705
9014C
Q704
9014C
OPTIONAL
Q707
9014C
Q706
9014C
22
C702
3U3
11
12
15
14
13
4
EC713
1UF
EC702
47UF
ANT
4
7
14
S GND
5
6
15
EC714
R736
4U7
3K3
R735
EC715
3K3
4U7
EC716
R756
4U7
3K3
R755
3K3
EC717
4U7
C701
EC701
2200UF
104
20
6
1
NC
9
8
7
5
2
3
IC701
17
18
TDA7384
19
21
24
23
16
10
C710
474
P GND
BIN
R/L+
R/L-
ACCIN
F LINE R
F LIME L
9
8
6
7
18
19
17
16
FUSE
20PIN SOCKET
C
B
GND
R LINE R
R LINE L
10
20
A
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