Vestel 17MB20 Schematic
VST9
IF210
IF111
IF1
47k
R255
47k
R254
SC1_OUT_L
+5V
R270
R258
C203
4R7
470R
R252
C208
100n
16V
Q126
BF799
150R
C205
50V
L100
1n
C102
1u
100n
R105
150R
DIF1
100R
IF2
+33V
1n
50V
R256
R257
100n
C104
10k
R101
Q100
BC848B
1k
R102
S101
R253
1n
50V
C204
S127
+3V3
IF1
C101
1u
IC101
SCL_DVB
SCL
AGC_SW
AGC_TV
1 2Y1
S102
2 2Y0
3 3Y1
43Z
S100
74HCT4053
5 3Y0
6E
7 VEE
8 GND 9S3
IC100
1A0
2A1
24LC32A
3A2
4 VSS 5SDA
ID-TV UYGULAMASINDA 2K LIK EEPROM TAKILACAK 30016178
NC/ADC8
TV/DVB_SWITCH
+5V
4R7
R269
47k
47k
470R
R259
100R
R106
C105
22u
S103
+5V
4k7
C207
100n
16V
Q127
BF799
C206
1n
50V
VS7
R107
C107
C109
S128
IF2
+8V
SC1_L_OUT
16VCC
152Z
141Z
131Y1
121Y0
11S1
10S2
C108
8VCC
7WP
6SCL
TECH2949PG40B
NC6
C114
22u
100u
100n
DIF2
SC1_OUT_R
+5V
SCL_SW
SDA_SW
SDA_DVB
SDA
S104
S106
S105
10n
C113
L101
WP
R109
3k9
100R
R110
R111
100R
3k9
R108
C112
1u
BC848B
Q128
S139
R268
4k7
39p
S125
3k3
R120
PTC
LINE_R
LINE_L
100u
SDA
+3V3Stb
+3V3Stb
R267
C5V1
+3V3Stb
+3V3Stb
SCL
L102
SDA5
100R
SDA_SW
C111
1u
1k
R116
D100
SCL4
C118
39p
R119
100R
SCL_SW
+3V3
10k
R113
C100
1u
+3V3
C110
1u
TV/DVB_SWITCH
+5V
HWSDA
HWSCL
+3V3
R100
R112
Q106
BC848B
Q107
BC848B
16V
100u
C120
C117
1k
10k
Q101
BC848B
10k
BC848B
Q102
S108
100n
Q103
BC848B
R115
S109
S110
AS3
100n
1k
R118
100R
1k
C106
50V
10n
C121
S111
R125
5k1
+5V
C119
22u
22u
R104
C116
C115
22u
R114
BC848B
BC848B
C103
Q104
Q105
100n
TU2
5k1
100R
R103
LINE_OUT_R
100R
R117
R126
R121
C122
10n
+8V
SC1_R_OUT
+8V
LINE_OUT_L
+3V3Stb
R122
47k
R123
47k
47k
R127
R124
47k
AGC1
C123
10n
5k1
1N4148
AGC_SW
3
2
1
IDTV IF CON.
PL100
+8V
SC1_IN_FB
DVB_IN_G_Y
DVB_IN_CVBS
10k
R130
BC848B
TU100
75R
D101
GND_TUNER
3k9
R128
R129
10k
R131
10k
R133
10k
Q108
R132
SDA
SCL
+8V
BLM21A601S
10u
C124
SW_OUT_L
SW_OUT_R
SC1_L_IN
DIF1
SC1_R_IN
DIF2
+5V
IF_CVBS_OUT
AGC_TV
R250
IF1
150R
R251
IF2
150R
L106
L104
+3V3
L105
+1V8Stb
+3V3Stb 4k7
+3V3Stb
D102
1N4148
R134
+3V3
DVB_IN_B_C
C126
100n
C125
100n
25V
+1V8Stb
+3V3Stb
CS
+3V3Stb
L108
C134
3u3
BLM21A601S
IN11
FILTER_SAW_X6897D
IN22
C132
100u
L107
100u
R136
SC1_B
10k
SC1_G
SC1_R
SVHS_C
SVHS_Y
CVBS_IN
SC1_V_IN
R135
100R
BLM21A601S
L109
PL101
1
2
3
4
5
IR
R249
L110
Z100
GND
100u
C127
WP
IR
PL102
1
2
3
4
5
6
10k
C138
C147
100n
C128
220n
C129
220n
C130
220n
C131
220n
OUT1 4
OUT2 5
3
100u
C142
100n
C133
100n
15k
R137
C144
100n
C137
100n
16V
C146
100n
C145
100n
50V
C135
100u
100u
S126
25V
100u
MAIN_L
MAIN_R
LINE_L
LINE_R
SC1_OUT_L
SC1_OUT_R
R144
1k
R145
1k
1k
R146
1k
R147
C161
10n
100n
C136
C139
C151
100n
C152
100n
C153
100n
C154
100n
C155
100n
C141
100n
16V
BLM21A601S
C140
S113
+5VStb
Q125
BC848B
C156
100n
L111
C143
C148
C149
22p
C150
22p
L113
100n
MECH_SW
1 GND1
16V
100n
2 VSUP8.0AU
3 VREFAU
4 SPEAKERL
5 SPEAKERR
6 AOUT1L
7 AOUT1R
8 AIN3L/AOUT2L
9 AIN3R/AOUT2R
10 AIN2L
C158
1n
11 AIN2R
C165
1n
12 AIN1L
C159
1n
13 SIF/AIN1R
C160
1n
14 TAGC
C163
15 VREFIF
100n
16 IFIN-
17 IFIN+
C164
18 RESETQ
220n
19 GNDIF
20 VSUP5.0IF 69XREF
21 VSUP3.3DIG
22 GND2
L112
23 GND3
VCT4932
24 VSUP1.8DIG 65VSUP3.3IO
25 XTAL1
X100
26 XTAL2
20.25MHz
27 P22
100R
28 P23
R150
29 VIN11
R138
470R
30 VIN10
R139
470R
31 VIN9
R140
470R
32 VIN8
33 VIN7
R141
100R
34 VIN6
R142
100R
35 VIN5
R143
100R
36 VIN4
R151
100R
37 VIN3
R152
100R
38 VIN2 51P14
R153
100R
39 VIN1
40 VOUT1
41 VOUT2
C157
42 VOUT3
100n
16V
43 VSUP1.8FE
C162
44 GND4 45GND5
R154
47R
BC848B
Q110
Q109
BC848B
R155
R148
47R
R149
S132
S131
S130
S129
IC102
1k
R159
220R
R158
+3V3Stb
+5VStb390R
+5VStb390R
+3V3Stb
LED1
LED2
88GND8
87VSUP5.0BE
86TEST
85VERT+
84VERT-
83EW
82RSW2
81RSW1
80SENSE
79GNDM
78FBIN
77RIN
76GIN
75BIN
74SVMOUT
73ROUT
72GOUT
71BOUT
70VRD
68VSUP3.3BE
67GND7
66GND6
64VSUP3.3DAC
63GNDDAC
62SAFETY
61HFLB
60HOUT
59VPROT
58SDA
57SCL
56P21/PWMV
55P20/DFVBL
54P17
53P16
52P15
50P13
49P12
48P11
47P10
46VSUP3.3FE
BZT55C5V1
MECH_SW
C174
100n
R160
R161
22R
S116
R162
22R
D103
1k
R163
R164
C166
100n
C168
4k7
R168
R170
4k7
R179
C169
270k
33k
4k7
4k7
S133
S134
R173
ROUT
GOUT
BOUT
1k
1k
R165
470R
R166
470R
R167
470R
R171
R172
S118
KEY
4k7
4k7
S119
C175
4k7
R178
50V
22p
R169
100n
C167
10n
R175
+3V3Stb
R174
4k7
R180
R266
100n
KEYPAD
4
R184
C5V1
C177
100u
C179
R176
10k
10k
C180
50V
+3V3Stb4k7
CS
10k
+5VA
100u
BLM21A601S
C171
100n
C172
100n
C173
100n
C176
100n
C178
100u
BLM21A601S
+3V3Stb
LED2
820k
R183
+3V3
+3V3Stb
HWRESET
PROTECT
100u
2
3
2k7
R188
D104
L115
L114
VCTI_HS
+3V3Stb
L116
C182
4u7
+3V3
R186
100R
100R
R187
+3V3Stb
POWCON
LED1
R185
100R
IRQ
+3V3Stb
1
DVB_IN_R
DVB_IN_G_Y
DVB_IN_B_C
+3V3
+3V3Stb
+3V3Stb
2k2
R190
R193
4k7
R272
100R
R191
100R
R192
100R
L117
BLM21A601S
+8V
PL103
HWSDA
HWSCL
1k
R182
+5V
REDO
GREENO
BLUEO
ROUT
GOUT
BOUT
AV1_STATUS
+3V3Stb
IF_CVBS_OUT
+3V3Stb
KEY
+3V3
MUTE
TXD
RXD
PC/FAV_SW
R271
4R7
+5VA
BC858B
R200
+5VA
BC858B
R201
+5VA
200R
R196
+8V
FAV_IN_R
+8V
DVBR
PC_IN_R
C184
Q115
1R
Q116
1R
BC858B
Q117
R202
1R
R199
+8V
100n
R216
R217
R205
200R
SW_OUT_R
16V
C185
100n
R197
R198
R218
200R
TXDRXD
75R
75R
75R
R211
47R
R212
47R
R213
47R
R206
100R
R207
100R
R208
100R
R214
100k
C187
100n
100k
R220
R209
100k
100k
R219
R215
100k
C186
100n
100k
R222
27k
10k
75R
390R
R223
R227
BC858B
Q119
REDO
75R
390R
R224
R228
BC858B
Q120
GREENO
75R
390R
R225
R229
BC858B
Q121
BLUEO
C193
47n
RIN+
C194
47n
GIN+
C195
47n
BIN+
C189
47n
RIN-
C190
47n
GIN-
C191
47n
BIN-
1Y0
2Y2
S121
3 COM_Y_OUT_IN
C188
100n
4Y3
M74HC4052
5Y1
6 INH
7 VEE
8 GND 9B
470R
R203
R204
820R
Q114
BC848B
R210
910R
C192
BC858B
Q118
R221
2
R240
+3V3Stb
Q123
BC848B
R239
100R
2
3
R235
10k
3
100R
4
33k
STBY_ON/OFF
Q124
BC848B
R244
R245
HWSCLHWSDA
R232
10k
R233
47k
+3V3
+5V
Q122
BC848B
10k
R234
PL105
+3V3Stb
PL104
FOR FLASH PROG.AND VCTI DEBUG
POWCON
100R
R238
1
FOR MSTAR DEBUG
KEY
1
S124
IC103
+8V
16VCC
15X2
14X1
13COM_X_OUT_IN
12X0
11X3
10A
S123 S122
SC1_V_OUT75R
47p
50V
VESTEL ELECTRONICS
17MB20 VCTI 1of5
24.06.2006
R247
100k
100k
R241
R243
100k
C201
100n
16V
100k
R237
SW_OUT_L
R242
100k
C200
100n
50V
100k
R236
100n
C199
PC/FAV_SW
DVB_SW
AuthorDate
GORKEM KOCAGOZOG
10k
47k
+5V
4
R246
C202
100n
FAV_IN_L
100R
R248
5
+8V
PC_IN_L
+8V
+3V3
+5V
+8V
DVBL
SC1_G
SC1_R
SC1_IN_FB
DVB_IN_B_C
DVB_IN_CVBS
SC1_R_OUT
SC1_L_OUT
AV1_STATUS
R301
100R
DVB_IN_G_Y
DVBL
SC1_B
R305
100R
150p
C302
C301
27p
50V
C303
R302
100R
SC1_V_OUT
4n7
C305
R307
680R
150p
C300
680R
R308
R311
100R
D301
C15V
D300
75R
R312
27p
50V
C5V1
R331
75R
R332
75R
BLM21A601S
10k
4n7
DVB_SW 100R
R333
C319
PL301
L300
BLM21A601S
C304
L301
BLM21A601S
C306
D302
75R
25V
100n
D303
R316
75R
D304
75R
D305
C315
C317
C318
C308
4n7
150p
R315
R330
27p
C307
R317
1
3
5
50V
7
9
11
13
15
17
19
50V
21
DVB_IN_R
R329
75R
75R
C314
2
4
6
8
10
12
14
16
18
20
C310
4n7
L302
C311
4n7
L303
R321
75R
R322
75R
C309
150p
50V
PL302
12
34
56
78
910
L304
AGC_DVB
R354
+3V3 4k7
4k7
R352
TXD IRQ
11 12
13 14
15 16
17 18
19 20
10k
R324
10k
R325
1
100n
C312
2
VCTI FIRMWARE UPGRADE
2
K
C313
50V
100n
A
1
VCTI_PROG
D306
C5V1
L305
R342
RXD
21 22
SDA_DVB SCL_DVB
23 24
A
K
75R
4k7
10k
R346
D307
D308
C321
D309
D310
SC_SDA
100R
R328
R327
C12V
SC1_R_IN
C12V
SC1_L_IN
SC_SCL
4n7
R379
1k
R357
C316
100n
16V
1 NC1
2 NC2
3 NC3 6SCL
4 VSS
SC1_V_IN
R336
10k
DVBR
+3V3
PC/FAV_SW
MUTE
+3V3Stb
IC300
ST24LC21
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
PL303
D311
BAV99
D312
BAV99
BAV70
D317
3k3
3k3
3k3
R338
R337
R343
8VCC
R344
220R
BAV99
D316
BAV99
D318
7VCLK
5SDA
S300
220R
R339
+5V
PC_IN_L
PC_IN_R
C12V
D319
D320
C12V
1n
10k
50V
C325
1n
10k
50V
C326
SAV/BAV INPUT
123
A
JK300
R358
JK301
R359
JK302
YELLOW_FAV
L308
L306 L313
123
A
L309
L307
123
A
L310
R367
R368
1n
50V
1n
C335
BLM21A601S
L315
100p
C12V
D324
C12V
D325
FAV_IN_L
FAV_IN_R
CVBS_IN
50V
PL304
PL305
SIDE A/V CONNECTOR
1
1
2
2
3
3
4
4
5
5
6
C333
10k
C334
10k
L314
A
1
75R
R362
D322
R363
2
K
100R
7
PC_VS
PC_HS
12p
50V
D314
BAV99
75R
+5V
VGA GND
R334
C322
2k2
R341
R374
C341
47R
47n
R372
C339
47R
47n
R369
C336
47R
47n
75R
75R
12p
50V
R340
C323
10k
Q303
BC848B
R310
R347
12p
50V
R373
C340
47R
47n
R371
C338
47R
47n
R353
C324
470R
1n
50V
R370
C337
47n
HWSDA
Q304
BC848B
R319
10k
Q307
BC848B
R313
10k
2k2
R345
C320
SVHS_C
BAIN-
GAIN-
RAIN-
BAIN
GAIN
SOY
RAIN47R
HWSCL
10k
R323
Q308
BC848B
R314
R326
10k
50V
100p
R376
100R
C344
VCTI_PROG
+5V+5V 10k
D323
2
K
A
1
JK303
JK304
JK305
75R
R375
AUDIO
LINE OUTPUT
123
A
123
A
L311
L312
34
12
100R
2
K
R360
75R
R361
A
1
1n
50V
C331
680R
R377
R378
680R
1n
50V
C332
D321
C327
C342
C343
150p
150p
100p
50V
50V
8
SVHS_Y
50V
LINE_OUT_L
LINE_OUT_R
VESTEL ELECTRONICS
SC_SDA
SC_SCL
17MB20 I/O INTERFACE 2of5
Date Author
24.06.2006
GORKEM KOCAGOZOGL
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