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Toshiba 20VL44 Series, Руководство по обслуживанию

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Toshiba 20VL44 Series Скачать руководство пользователя страница 67

POWER

12V

C627
470U25V

3.3uH

L600

GND

TP600

C602
100N

GND

C638

22N

GND

C600

100N

C601

100N

GND

GND

GND

R600

10K

GND

C637
470U25V

GND

C626
10N

D608

MBRS130LTR

R605

100R

C628
1000U16V

C603
100N

3.3uH

L601

TP602

C629
1000U16V

C604
100N

C625

10N

C636

1N5

GND

5V_STBY

GND

GND

GND

GND

GND

TUNER_SU

10uH

L603

BS

1

VIN

2

OUT

3

GND

4

FB

5

COMP

6

EN

7

SS

8

U600

MP1593

C611

220N

C605

220N

R603

10K

J600

0R
J601

0R
J602

0R

R602
10K

Q600
BC848B

C618
100N

GND

GND

5V_STBY

3V3_STBY

12V

TP605

C609
100N

C610
100N

C630
100U16V

C639
470U16V

IN

3

1

OUT

2

ADJ

U601

LM1117 3V3

5V_STBY

3V3_STBY

GND

GND

GND

GND

GND

S1

1

G1

2

S2

3

G2

4

D1

8

D1

7

D2

6

D2

5

U604

SI9933ADY

C622
100N

GND

R604
10K

C617
100N

GND

GND

5V

C621
100N

TP604

C615
100N

C616
100N

C631
100U16V

IN

3

1

OUT

2

ADJ

U603

LM1117 1V8

5V_STBY

1V8_STBY

GND

GND

GND

GND

GND

C632
100U16V

C619
100N

C633
100U16V

C620
100N

12V

8V

TP603

GND

GND

GND

GND

C623
100N

C624
100N

C634
100U16V

5V

3V3

GND

GND

GND

GND

GND

C635
100U16V

TP606

1K

R607

TP607

GND

TUNER_SU

1K

R606

REGULATORS

33V

33V

PANELPWR

PANELPWR

PNL_EN

PNL_EN

STBY

STBY

5V_STBY

1

2

3

D600
BAV99L

1

2

3

D601
BAV99L

1

2

3

D602
BAV99L

1

2

3

D603
BAV99L

C606

220N

C607

220N

C608

220N

C612

220N

C613

220N

C614

220N

IN

3

2

OUT

1

GND

U605

MC78L08CP

12V

INV_POW

4.7uH

L605

IN

3

1

OUT

2

ADJ

U606

LM1117 3V3

R601

18K

R608

56K

L609

22uH - CDRH104R

TP274

STBY2

STBY2

Significant for 26"-27"-30" chassis

4.7uH

L602

12V

AMP_POW

GND

1

VSUP8.0AU

2

VREFAU

3

SPEAKERL

4

SPEAKERR

5

AOUT1L

6

AOUT1R

7

AIN3L/AOUT2L

8

AIN3R/AOUT2R

9

AIN2L

10

AIN2R

11

AIN1L

12

SIF/AIN1R

13

TAGC

14

VREFIF

15

IFIN-

16

IFIN+

17

RESETQ

18

VSUP5.0FE

19

VSUP5.0IF

20

VSUP3.3DIG

21

GND

22

GND

23

VSUP1.8DIG

24

XTAL1

25

XTAL2

26

P22

27

P23

28

VIN11

29

VIN10

30

VIN9

31

VIN8

32

VIN7

33

VIN6

34

VIN5

35

VIN4

36

VIN3

37

VIN2

38

VIN1

39

VOUT1

40

VOUT2

41

VOUT3

42

VSUP1.8FE

43

GND

44

GND

45

VSUP3.3VFE

46

P10

47

P11

48

P12

49

P13

50

P14

51

P15

52

P16

53

P17

54

P20

55

P21

56

SCL

57

SDA

58

VPROT

59

HOUT

60

HFLB

61

SAFETY

62

GNDDAC

63

VSUP3.3DAC

64

VSUP3.3IO

65

GND

66

GND

67

VSUP3.3BE

68

XREF

69

VRD

70

BOUT

71

GOUT

72

ROUT

73

SVMOUT

74

BIN

75

GIN

76

RIN

77

FBIN

78

GNDM

79

SENSE

80

RSW1

81

RSW2

82

EW

83

VERT-

84

VERT+

85

TEST/SUBW

86

VSUP5.0BE

87

GND

88

U303

VCT-IF PSSDIP88(2)

VDD1V8D

1V8_STBY

1V8_STBY

VDD1V8FE

3V3_STBY

VDD3V3FE

3V3_STBY

VDD3V3IO

3V3

3V3

VDD3V3D

VDD3V3BE

5V

VDD5VFE

5V

VDD5VIF

5V

VDD5VBE

3V3

VDD3V3DAC

C308
100N

C411
3.3U50V

1K

R358

GND

GND

1

2

Y300
20.25MHz

C413

22P

C414

22P

GND

GND
GND

GND

GND

GND

GND

GND

GND

L300

10uH

L301

10uH

L310

10uH

L302

10uH

L303

10uH

L304

10uH

L306

10uH

L305

10uH

L307

10uH

L308

10uH

C341
10U25V

C300
100N

C337
470P

GND

VDD1V8D

C342
10U25V

C301
100N

C371
1N

GND

VDD1V8FE

C344
10U25V

C338
470P

GND

VDD3V3FE

C345
10U25V

C303
100N

GND

VDD3V3IO

GND

GND

GND

GND

GND

C346
10U25V

C304
100N

VDD3V3D

C348
10U25V

C339
470P

VDD3V3BE

C305
100N

VDD5VFE

C350
10U25V

C306
100N

VDD5VIF

C354
10U25V

C307
100N

VDD5VBE

8V

C358
10U25V

C340
470P

GND

VDD3V3DAC

C310
100N

GND

VCT

-I

F

R345

100R

R346

100R

C334

22U50V

C333

22U50V

C378
1N

C380
1N

C379
1N

C381
1N

GND

GND

GND

GND

SC1_OUT_L

SC1_OUT_R

AOUT1L

AOUT1R

AOUT1R

AOUT1L

C377
1N

R354

470R

C418
330P

C399

220N

C376
1N

R353

470R

C417
330P

C398

220N

GND

GND

GND

GND

SC1_IN_L

SC1_IN_R

AIN2R

AIN2L

AIN2L
AIN2R

SPEAKERL
SPEAKERR

RIN

GIN

BIN

C332
100N

C402

100N

SVHS_C
SVHS_Y

GND

R373
75R

GND

GND

R371
75R

R372
75R

GND

GND

SVHS_C

SVHS_Y

TP311

TP312

GND

C329

100N

RCA_CVBS

RCA_CVBS

FBLIN

SC1_CVBS_IN
SC2_CVBS_IN

AIN1L
AIN1R

AOUT2L
AOUT2R

C383
1N

R356

470R

C420
330P

C401

220N

C382
1N

R355

470R

C419
330P

C400

220N

GND

GND

GND

GND

SC2_IN_L

SC2_IN_R

GND

C421
1N

C422
1N

C403

220N

C404

220N

RCA_LEFT

RCA_RIGHT

VOUT1
VOUT2

SC2_I_L

SC2_I_R

C444

47U16V

C392
1N

C393
1N

R402

330R

1K

R360

Q306
BC858B

R336

3K3

C442

47U16V

R400

330R

C389
1N

GND

GND

GND

GND

8V

GND

AOUT2L

SC2_OUT_L

C443

47U16V

C390
1N

C391

1N

R401

330R

1K

R359

Q305
BC858B

R335

3K3

C441

47U16V

R399

330R

C388
1N

GND

GND

GND

GND

8V

GND

AOUT2R

SC2_OUT_R

TP313

TP316

TP314

TP315

GND

UART_RX

UART_RX

VS_VCT

HS_VCT

C313
100N

C412
4.7U50V

GND

GND

VDD5VBE

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

5V

VDD5VAUD

L311

10uH

GND

C314
100N

C360
10U25V

VCT-IF AND PERIPHERALS

SDA3V3
SCL3V3

UART_TX

R337
3K3

R338
3K3

3V3_STBY

UART_TX

UART_RX

HS_VCT

VS_VCT

RESETQ

RESETQ

BLUE

GREEN

RED

BLUE_VCT

GREEN_VCT

RED_VCT

SUBWOOFER

SUBWOOFER

Q201
2N7002

Q200

2N7002

R233
3K3

R234
3K3

R202
10K

R203
10K

J224

0R

J225

0R

3V3_STBY

5V_STBY

SCL3V3

SDA3V3

SDA5V

SCL5V

SCL3V3

SDA3V3

TP321

SDA5V

SCL5V

R422
6K8

VDD5VFE

175mA

225mA

48mA

11mA

95mA

25mA

65mA

18mA

26mA

150mA

SPEAKERL
SPEAKERR

C316

100N

C322

100N

C356
10U25V

C309
100N

GND

GND

GND

Q311
BC858ALT1

Q310

BC848

8V

GND

C327
100N

R325

22R
R329

2K7

1

2

3

D301
BAV99L

R326
33R

C335
560P

BLUE

R330
150R

VDD5VBE

VDD5VBE

R347
270R

GND

BLUE_VCT

Q312
BC858ALT1

R327
33R

C336
560P

GREEN

R331
150R

VDD5VBE

R348
270R

GND

Q313
BC858ALT1

R328
33R

C363
560P

RED

R332
150R

VDD5VBE

R357
270R

GND

GREEN_VCT

RED_VCT

TP309

TP306

TP317

TP319

TP320

J314

0R

J315

0R

J305

0R

TP322

GND

C385
47U16V

GND

IFIN+

IFIN-

AGC

R363

75R

R374

180R

R375
150R

R351
470R

R300
10K

R361
18K

Q303
BC858B

Q307
BC848

5V

GND

GND

C343

10U25V

VOUT1

SC1_CVBS_OUT

C323
100N

R364

75R

R376

180R

R377
150R

R352
470R

R301
10K

R362
18K

Q304
BC858B

Q308
BC848

5V

GND

GND

SC2_CVBS_OUT

C324
100N

C347

10U25V

VOUT2

L309

8.2uH

R365
75R

R367
75R

R368
75R

R369
75R

C318

100N

C319

100N

C320

100N

SC1_BLUE

SC1_RED

SC1_GREEN

BIN

GIN

RIN

GND

GND

GND

GND

SC1_FBL

R323

10K

R322

10K

Q309
BC848

VDD3V3D

GND

C321
100N

GND

FBLIN

J306 0R FBLIN

SC1_FBL

Optional

L317

10uH

L319

10uH

C386
47P

C387
47P

GND

GND

Close to VCTi

Close to VCTi

L318

10uH

L321

10uH

A connector for the
Light Sensor option.

L314

Ferrite Bead

L315

Ferrite Bead

L323

10uH

L324

10uH

1

2

3

4

5

6

7

JP300

MOLCON7

Option for Side AV

SVHS_C_AV

SVHS_Y_AV

GND

CVBS_AV
RIGHT_AV

GND

LEFT_AV

1

2

S304

CVBS_AV

LEFT_AV

RIGHT_AV

SC1_FBL

SC1_CVBS_IN
SC2_CVBS_IN

SC1_CVBS_OUT

SC1_RED

SC1_GREEN

SC1_BLUE

SC1_IN_L

SC1_IN_R

SC1_OUT_L

SC1_OUT_R

SC2_CVBS_OUT

SC2_IN_L

SC2_IN_R

SC2_OUT_L

SC2_OUT_R

3

4

1

2

Signal

Gn

d

Gnd

Gn

d

J312

3

4

1

2

Signal

Gn

d

Gnd

Gn

d

J308

3

4

1

2

Signal

Gn

d

Gnd

Gn

d

J311

GND

GND

GND

GND

GND

GND

3

4

1

2

Signal

Gn

d

Gnd

Gn

d

J310

3

4

1

2

Signal

Gn

d

Gnd

Gn

d

J309

GND

GND

GND

GND

2

3

4

1

4

3

2

1

Gnd

0

J307

CONN-DIN4

GND

1K

R423

1K

R424

SAFETY

SAFETY

C470

470P

C471

470P

C423
33P

GND

SVHS_Y_AV

SVHS_C_AV

ROM_DATA3

1

ROM_DATA2

2

ROM_DATA1

3

ROM_DATA0

4

ROM_OEn

5

ROM_WEn

6

ROM_CSn

7

CRVSS

8

CVDD_

1

.8

9

VCO_LV/RESERVED

10

AVDD_LV_E_3.3

11

AVSS_LV_E

12

CH3P_LV_E/ER0

13

CH3N_LV_E/ER1

14

CLKP_LV_E/ER2

15

CLKN_LV_E/ER3

16

CH2P_LV_E/ER4

17

CH2N_LV_E/ER5

18

CH1P_LV_E/ER6

19

CH1N_LV_E/ER7

20

CH0P_LV_E/EG0

21

CH0N_LV_E/EG1

22

AVSS_LV_E

23

AVDD_LV_E_3.3

24

AVSS_LV

25

AVDD_lv_3.3

26

AVDD_LV_O_3.3

27

AVSS_LV_O

28

CH3P_LV_O/EG2

29

CH3N_LV_O/EG3

30

CLKP_LV_O/EG4

31

CLKN_LV_O/EG5

32

CH2P_LV_O/EG6

33

CH2N_LV_O/EG7

34

CH1P_LV_O/EB0

35

CH1N_LV_O/EB1

36

CH0P_LV_O/EB2

37

CH0N_LV_O/EB3

38

AVSS_LV_O

39

AVDD_LV_O_3.3

40

CVDD_

1

.8

41

CVSS

42

EB4

43

EB5

44

EB6

45

EB7

46

DEN

47

DHS

48

DVS

49

R

VDD_

3

.3

50

CRVSS

51

N/

C

52

N/

C

53

N/

C

54

DCLK

55

OR0/JTAG_RESET

56

OR1/RESERVED

57

OR2/RESERVED

58

OR3/RESERVED

59

OR4/RESERVED

60

OR5/RESERVED

61

OR6/RESERVED

62

OR7/RESERVED

63

OG0/JTAG_TDO

64

OG1/RESERVED

65

OG5/JTAG_TDI

66

PPWR

67

PBIAS

68

GPIO15

69

STI_TM2/RESERVED

70

HOST_SDA/UART_DO

72

R

VDD_

3

.3

73

CRVSS

74

CVDD_

1

.8

75

CRVSS

76

HOST_SCL/UART_DI

71

DDC_SCL_VGA

77

DDC_SDA_VGA

78

DDC_SCL_DVI

79

DDC_SDA_DVI

80

GPIO0

81

GPIO1

82

GPIO2

83

GPIO3

84

GPIO4

85

GPIO5

88

GPIO6

89

GPIO7/IRQin

90

GPIO8/IRQout

91

GPIO9/SCL

92

GPIO10/SDA

93

CVDD_

1

.8

86

CRVSS

87

CRVSS

94

R

VDD_

3

.3

95

CVDD_

1

.8

96

CRVSS

97

GPIO11/PWM0

98

GPIO12/PWM1

99

GPIO13/PWM2

100

GPIO14/PWM3

101

GP

IO1

6

/VDA

T

A7

102

GP

IO1

7

/VDA

T

A6

103

N/

C

104

N/

C

105

GP

IO1

8

/VDA

T

A5

106

GP

IO1

9

/VDA

T

A4

107

GP

IO2

0

/VDA

T

A3

108

GP

IO2

1

/VDA

T

A2

109

GP

IO2

2

/VDA

T

A1

1

10

GP

IO2

3

/VDA

T

A0

1

1

1

VCL

K

1

12

AVDD_IMB_3.3

113

REXT

114

AGND_IMB

115

VDD_

RX

2_1.

8

1

16

AGND_RX2

117

RX2+

118

RX2-

119

AVDD_RX2_3.3

120

VDD_

RX

1_1.

8

121

AGND_RX1

122

RX1+

123

RX1-

124

AVDD_RX1_3.3

125

VDD_

RX

0_1.

8

126

AGND_RX0

127

RX0+

128

RX0-

129

AVDD_RX0_3.3

130

AGND_RXC

131

RXC+

132

RXC-

133

AVDD_RXC_3.3

134

VBUFC_DVI/RESERVED

135

GND_RXPLL

136

VDD_

RXP

L

L

_

1

.8

137

CLKOUT/RESERVED

138

CVDD_

1

.8

139

CRVSS

140

AVDD_BLUE_3.3

141

BLUE+

142

BLUE-

143

AGND_BLUE

144

AVDD_GREEN_3.3

145

SOG_MCSS

146

GREEN+

147

GREEN-

148

AGND_GREEN

149

AVDD_RED_3.3

150

RED+

151

RED-

152

AGND_RED

153

AVDD_ADC_3.3

154

ADC_TEST/RESERVED

155

AGND_ADC

156

N/

C

157

N/

C

158

N/

C

159

N/

C

160

N/

C

161

N/

C

162

GND_ADC

163

VDD_

ADC_

1

.8

164

GND_RPLL

165

VDD_

RP

L

L

_

1

.8

166

RESERVED/VBUFC_RPLL

167

AGND_RPLL

168

XTAL

169

TCLK

170

AVDD_RPLL_3.3

171

LBADC_VDD_3.3

172

LBADC_IN1

173

LBADC_IN2

174

LBADC_IN3

175

LBADC_RETURN

176

LBADC_GND

177

RESETn

178

CVDD_

1

.8

179

CRVSS

180

HSYNC/CSYNC

181

VSYNC

182

ROM_ADDR17

183

ROM_ADDR16

184

ROM_ADDR15

185

ROM_ADDR14

186

ROM_ADDR13

187

ROM_ADDR12

188

ROM_ADDR11

189

R

VDD_

3

.3

190

CRVSS

191

ROM_ADDR10

192

ROM_ADDR9

193

ROM_ADDR8

194

ROM_ADDR7

195

ROM_ADDR6

196

ROM_ADDR5

197

ROM_ADDR4

198

ROM_ADDR3

199

ROM_ADDR2

200

ROM_ADDR1

201

ROM_ADDR0

202

ROM_DATA7

203

ROM_DATA6

204

R

VDD_

3

.3

205

CRVSS

206

ROM_DATA5

207

ROM_DATA4

208

U200
GM5221_1

1

2

Y200
14.318MHz

C251

5PF

C252

5PF

ROM_ADDR0

ROM_ADDR1

ROM_ADDR2

ROM_ADDR3

ROM_ADDR4

ROM_ADDR5

ROM_ADDR6

ROM_ADDR7

ROM_ADDR8

ROM_ADDR9

ROM_ADDR10

ROM_ADDR11

ROM_ADDR12

ROM_ADDR13

ROM_ADDR14

ROM_ADDR15

ROM_ADDR16

ROM_ADDR17

R204

10K

R205

10K

R206

10K

R207

10K

R208

10K

R209

10K

R210

10K

R211

10K

R213

10K

R214

10K

R215

10K

R216

10K

R217

10K

R219

10K

R220

10K

R222

10K

R224

10K

ROM_ADDR0

ROM_ADDR1

ROM_ADDR2

ROM_ADDR3

ROM_ADDR4

ROM_ADDR5

ROM_ADDR6

ROM_ADDR7

ROM_ADDR8

ROM_ADDR9

ROM_ADDR10

ROM_ADDR11

ROM_ADDR12

ROM_ADDR13

ROM_ADDR14

ROM_ADDR15

ROM_ADDR16

R225

10K

ROM_ADDR17

3V3AVDD

3V3DVDD

1V8AVDD

1V8CVDD

3V3DVDD

CE

1

SO

2

WP

3

VSS

4

VCC

8

HOLD

7

SCK

6

SI

5

U203

25VF040

R231

10K

3V3DVDD

ROMCS

ROMWE

ROMWOE

ROM_ADDR15

ROMCS

3V3DVDD

R230

10K

C242
100N

GND

ROM_ADDR16

ROM_ADDR17

R227
10K

R228
10K

R229
10K

3V3DVDD

250R%1

R237

3V3AVDD

TP241

3V3AVDD

R232

47R

CLK

VS

HS

DE

3V3_STBY

C247
22U50V

C212
100N

L200

10uH

3V3AVDD

C200
100N

C201
100N

C202
100N

C203
100N

C204
100N

C205
100N

C206
100N

C207
100N

C208
100N

C209
100N

C210
100N

C211
100N

C243
220P

3V3_STBY

C248
22U50V

C222
100N

L201

10uH

3V3DVDD

C213
100N

C214
100N

C215
100N

C216
100N

C217
100N

C218
100N

C219
100N

C220
100N

C221
100N

1V8_STBY

C249
22U50V

C232
100N

L202

10uH

1V8CVDD

C223
100N

C224
100N

C225
100N

C226
100N

C227
100N

C228
100N

C229
100N

C230
100N

C231
100N

C244
220P

1V8_STBY

C250
22U50V

C238
100N

L203

10uH

1V8AVDD

C233
100N

C234
100N

C235
100N

C236
100N

C237
100N

C245
220P

C246
220P

TP200

TP201

TP204

TP211

5V_STBY

GM2221

L5C - SCALER

1

2

3

4

S202

MTA100_4

5V_STBY

R201
10K

R200
10K

TP226

TP227

SDA3V3

SCL3V3

TP228

TP229

TP258

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

R235

100R

R236

100R

VCC

8

WP

7

SCL

6

SDA

5

A0

1

A1

2

A2

3

GND

4

U201

24LC16

GND

3V3_STBY

C239

100N

BRT_ADJ

BKL_EN

BOOTSTRAP CONFIGURATION

SPI FLASH

NVRAM

C253
10N

GND

GND

PNL_EN

PNL_EN

S1_MAIN_SW

S1_MAIN_SW

PC_SD_SW

PC_SD_SW

LED1

LED2

MEMCRD_RCA_S

MEMCRD_RCA_S

RCA_S2_S

RCA_S2_S

UART_TX
UART_RX
DDC_SCL_VGA
DDC_SDA_VGA

UART_TX
UART_RX

DDC_SCL_VGA
DDC_SDA_VGA

RESETQ

RESETQ

BLUE+
BLUE-
SOG_MCSS
GREEN+
GREEN-
RED+
RED-
HS_PC
VS_PC

BLUE+

BLUE-

SOG_MCSS

GREEN+

GREEN-

RED+

RED-

HS_PC
VS_PC

SCL3V3

SDA3V3

TP263

TP262

GND

Q206
2N7002

Q205
2N7002

CLKOUT

DATA

5V_STBY

5V_STBY

R242
10K

R244
10K

J231

0R

SC_UPDT_CTR

SC_UPDT_CTR

SC_UPDT_CTR

SCL5V

SDA5V

SCL5V

SDA5V

5V_STBY

R243
10K

5V_STBY

R245
10K

1

2

3

4

S204

MOLCON4

SCL3V3
SDA3V3

5V

GND

C256
220N

GND

Should be close to VCT-IF

R247

10K

R248

10K

R249

10K

R250

10K

R251

10K

R252
10K

GND

GND

GND

GND

GND

GND

R253
4K7

R254
4K7

3V3_STBY

TP267

TP266

2

1

SW201

1
2
3
4
5
6
7
8

JP202

MOLCON8

1

2

3

4

5

6

7

JP203

MOLCON7

J234
0R

J233
100R

3V3_STBY

GND

GND

LED1
IR

1K

R258

3V3_STBY

KEYBOARD

GND

GND

LED2

KEYBOARD I/F

R257

100R

STBY

STBY

R256

10K

R255

100R

R246
10K

Q207
BC848B

GND

J227

0R

3V3_STBY

IR

IR_INV

IR_INV

KEYBOARD

Q302

BC848B

R398

27K

R334

10K

GND

AMP_EN

MUTE

AMP_EN

5V

MUTE

SC1_PIN8
SC2_PIN8

SC1_PIN8
SC2_PIN8

RESETQ

Optional

J235

0R

J232

0R

Optional

R260

10K

3V3_STBY

R261

10K

3V3_STBY

3V3_STBY

3V3_STBY

3V3_STBY

R262

10K

R263

10K

R264

10K

R265

10K

TP271

TP270

BKL_EN

BRT_ADJ

GND

GND

1

2

3

D201

BAV99L

1

2

3

D200

BAV99L

R273

10K

GND

PANELCTRL

PANELCTRL

DE
HS
VS

PIN29_A
PIN30_A
PIN31_A
PIN32_A
PIN33_A
PIN34_A
PIN35_A
PIN36_A
PIN37_A
PIN38_A

PIN43_A
PIN44_A
PIN45_A
PIN46_A

T

O

 TH

E

 L

V

D

S

 I

N

TE

R

F

A

C

E

PIN13
PIN14
PIN15
PIN16
PIN17
PIN18
PIN19
PIN20
PIN21
PIN22

FID1

Fiducial

FID2

Fiducial

FID3

Fiducial

FID4

Fiducial

FID5

Fiducial

J238
0R

SAFETY

J237

0R

SAFETY

SAFETY

TP273

C257
22P

GND

C258
22P

GND

STBY2

R274
4K7

R276

4K7

Q208
BC848

R277
4K7

J236

0R

3V3_STBY

GND

C258_A
22P

GND

C257_A

22P

GND

3V3

5V

1
2
3
4
5
6
7
8
9

V1

VIDA

1
2
3
4
5
6
7
8
9

V2

VIDA

1
2
3
4
5
6
7
8
9

V3

VIDA

1
2
3
4
5
6
7
8
9

V4

VIDA

GND

GND

GND

GND

Subject to change without notice

QW2.820

L5C LCD TV 14’’,20’’

AGC

1

TU

2

ADD

3

SCL

4

SDA

5

NC

6

VCC+5V

7

NC/ADC

8

VST

9

IF2/NC

10

IF1

11

TU300

ENV57K##08G3F

AGC

1

TU

2

AS

3

SCL

4

SDA

5

NC

6

VCC+5V

7

NC/ADC

8

VST

9

NC

10

IF1

11

TU301

DTQS441IH241C

J318

0R

J317

0R

L313 1uH

X6966D

1

2

3

4

5

SAW300

IF1

IF2

GND

C331
10N

C330
10N

R385

5K1

GND

GND

TP302

33V

R341

100R

R342

100R

J304

0R

GND

No longer needed

J313

0R

IFIN-

IFIN+

AGC

SDA5V

SCL5V

GND

5V

L312

coilrad10

C410
100U10V

C317
100N

GND

GND

AGC

1

TU

2

AS

3

SCL

4

SDA

5

UB

6

VCC+5V

7

NC

8

VT

9

IF2

10

IF1

11

TU351

CTF5540

TUNERS

R388

56R

GND

D300

GND

33V

33V

C409

CAP100U50V

C503
100N

5V

C523
470N

C524

470N

C532

1UF25V

AUVDD

053516

L504

22UH

053516

L505

22UH

C518
22N

C516
22N

C520
22N

C504
100N

C517
22N

C519
22N

R504
100R

R503
100R

C513
22N

C511
22N

C515
22N

C502
100N

C512
22N

C514
22N

R502
100R

R501
100R

053516

L502

22UH

053516

L503

22UH

L500

BK1608HM601

12V

C500
100N

C501
100N

C507
100U50V

C508
100U50V

C521

470N

C522

470N

C525

470N

C526

470N

C530
100P

C531
100P

1
2
3
4

S500

MOLCON4

SPEAKERL

SPEAKERR

AMP_EN

AMP_EN

AUVDD

TP502

TP500

TP503

TP505

TP504

TP501

PGND

1

PGND

2

VD

D

3

VD

D

4

CIN

5

CIP

6

CHOLD

7

NC

8

INL-

9

INL+

10

SHDN

11

SS

12

AGND

13

REG

14

INR-

15

INR+

16

GAIN1

17

GAIN2

18

FS1

19

FS2

20

VD

D

21

VD

D

22

PGND

23

PGND

24

OUTR-

25

OUTR-

26

OUTR+

27

OUTR+

28

OUTL-

29

OUTL-

30

OUTL+

31

OUTL+

32

U501
MAX9704

5V

J500

0R

J501

0R

J502

0R

J503

0R

5V

5V

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

AUDIO AMP

SUBWOOFER

NC

1

PIN1

2

NIN1

3

AGND1

4

NC

5

EN1

6

NIN2

7

PIN2

8

AGND2

9

EN2

10

NC

11

BS2

12

VPP2

13

SW2

14

PGND2

15

NC

16

BS1

17

VPP1

18

SW1

19

PGND1

20

U500

MP7731

L501

BK1608HM601

C535
1UF25V

C536
1UF25V

1

3

D502
BZX84C6V2

1

3

D503
BZX84C6V2

D501

IMBD4148

D500
IMBD4148

R507
20K

R508
20K

SUBVCC

C509
1000U25V

C510
1000U25V

R510
10R

SUBVCC

R511
10R

C539
390P

C540
390P

D504
MBRS130LTR

D505
MBRS130LTR

10uH

L506

10uH

L507

C527
470N

C529
470N

C537

15P

C538

15P

R505

150K

R506

150K

C528
470N

C534

1UF25V

C533
1UF25V

R509
180K

R500

10K

SUBWOOFER

AMP_EN

C506
2N2

C505
2N2

1

2

S501

MOLCON2

TP507

TP509

TP508

TP506

GND

GND

GND

GND

R513
100K %1

R512
100K %1

C541
CAP4.7U50V

GND

GND

SUBVCC

REF

REF

REF

AMP_POW

GND

GND

GND

GND

GND

GND

GND

GND

GND

AO_R

1

AIN_R

2

AO_LM

3

AGND

4

B_GND

5

AIN_L

6

B

7

SWTCH

8

G_GND

9

CLKOUT

10

G

11

DATA

12

R_GND

13

D_GND

14

R

15

BLNK

16

V_GND

17

BL_GND

18

VOUT

19

VIN

20

SHIELD

21

S301

SCART1

AO_R

1

AIN_R

2

AO_LM

3

AGND

4

B_GND

5

AIN_L

6

B

7

SWTCH

8

G_GND

9

CLKOUT

10

G

11

DATA

12

R_GND

13

D_GND

14

R

15

BLNK

16

V_GND

17

BL_GND

18

VOUT

19

VIN

20

SHIELD

21

S303

SCART2

GND

SC1_OUT_R

SC1_IN_R

SC1_OUT_L

GND

GND

SC1_IN_L

SC1_BLUE

SC1_GREEN

SC1_RED

R324
3K3

TP305

GND

GND

GND

GND

GND

GND

TP304

SC1_CVBS_OUT

R366
75R

GND

TP303

SC1_CVBS_IN

GND

GND
GND

GND
GND

GND

GND
GND

R370
75R

GND

TP307

SC2_CVBS_IN

TP308

SC2_CVBS_OUT

SC2_IN_L

SC2_IN_R
SC2_OUT_R

SC2_OUT_L

R333
3K3

TP310

GND

SC1_PIN8

SC1_FBL

R386
10K

SC2_PIN8

R387
10K

CLKOUT

DATA

DATA

CLKOUT

SC1_PIN8

SC2_PIN8

SC1_CVBS_IN
SC1_CVBS_OUT

SC1_FBL
SC1_RED

SC1_GREEN

SC2_CVBS_IN

SC1_BLUE

SC1_IN_R

SC1_IN_L

SC1_OUT_R

SC1_OUT_L

SC2_CVBS_OUT

SC2_IN_L

SC2_IN_R

SC2_OUT_L

SC2_OUT_R

SCART INTERFACE

12V

12V-A

C359
10U25V

GND

C311
100N

C312
100N

L316

10uH

125mA

Q314

BC337-16

R383

220R

J316

0R

C384
47U16V

GND

D302
BZX84C12 SOT23

GND

This circuit is used for 15V panels. Otherwise the jumper is mounted.

Содержание 20VL44 Series

Страница 1: ...SERVICE MANUAL PRINTED IN UK 2003 C COLOURTELEVISION 20VL44 TOSHIBA ...

Страница 2: ...cations 2 Panel Specification 3 Chassis block diagram 4 Scaler block diagram 5 Block diagram of power supply 6 Chassis overwiev 7 Service mode items and explanations 12 Data sheet of important IC s 17 Recommended Part List 29 Frequency list of channels 30 ...

Страница 3: ...rub polarizer surface with materials over HB hardness 2 Keep clean the surface Please wear rubber glove when touch the surface of LCD screen Please use soft and anti static material as cleaner 3 Keep out of water Water on in the LCD may cause electrical short or corrosion Please wipe out dry or water carefully 4 Prevent swift Temperature Humidity change Instantaneous temperature and or humiditycha...

Страница 4: ...ning System Frequency Search Manual Search Channel Table Search Number of Program Storage 100 No Ident Timer Picture Freeze Equalizer Zapping AVL Automatic Volume Level Sound Status Memory Picture Status Memory Swap Child Lock Program Lock Picture Format Switching Thru Pin 8 Auto RGB Detect Thru Pin 16 PC Plug Play DDC CI Off Timer Sleep Timer On Timer Picture Smart User Soft Natural Rich Sound Sm...

Страница 5: ...A 1280x768 Brightness cd m2 450 250 300 400 500 450 450 Contrast 500 300 400 400 500 500 400 Response Time Tr Tf msec 25 35 25 25 16 25 25 Viewing Angle R L H L 85 85 85 85 60 60 40 50 70 70 60 60 70 70 50 60 80 80 60 60 85 85 85 85 85 85 85 85 Adaptor Input 12V 12V 12V 12V 15V 15V 24V Power consumptions 48W 48W 60W 60W 75W 100W St By Power Consumption 3W 3W 3W 3W 3W 3W 3W Input Range 100 240V 50 ...

Страница 6: ...oder SDA 5550 K6T1008V2E SRAM Optional M29W040 Flash Memory MSP3410G AUDIO DECODER TDA1571 Stereo Amplifier TDA1308 Headphone Amplifier Scart 1 SVHS FAV Scart 2 Scaler Stage VGA IN EEPROM 24LC02 CVBS IF SVHS Y C SC1 RGB PANEL YUV HS VS HS VS RGB FB CVBS RGB HS VS SIF AM mono L R L R EEPROM 24LC16 ...

Страница 7: ...S VS GM 5221 U500 LCD CONTROLLER U501 PARALEL FLASH MEMORY M29W040B OPTIONAL S505 PROGRAMING CON U503 SERIAL FLASH MEMORY M25P40 U502 EEPROM 24C16 KEYBOARD CON S509 DAUGHTER BOARD FOR TTL INTERFACES S506 CONN LVDS CONNECTOR 20 OR 30 PINS S503 S502 BAC LIGHT UNIT S508 LVDS S500 TTL P A N E L ...

Страница 8: ... 5V 3 3V INPUT 12V FOR 14 15 17 INCH 5V STBY 15V FOR 20 22 INCH 12V 24V FOR 23 INCH Panel 12V Power ONLY FOR 23 ONLY FOR 20 22 23 8V V INV F601 PNL EN Power STBY S602 S600 LM2576 U600 LM2576 U607 78L08 U606 78L12 U608 LM1117 1 8V U605 LM1117 3 3V U602 SDI9933ADY LM117 3 3V U604 78L08 U606 V INV 5V STBY ...

Страница 9: ...eo input The analog RGB signals coming from the PC input via D Sub15 connector P401 are directly connected to the gm2221 analog input port One EDID IC U400 is provided on board to support VESA standard plug and play compatibility LOW TO MID END LCD TV WITH GM2221 Multimedia Tuner Chroma Decoder VPC 3230D CVBS EXT CVBS S video Scart RGB FB Teletext Decoder MCU SDA5550 ITU 656 8 bit GM2221 ADC PLL I...

Страница 10: ...DS cables either single or double LVDS can be made used For supporting different single or double TTL panels a daughter board interface is used via 40 pin S506 connector On this connector the signals are 3x8bit RGB with TTL control signals i e HSync VSync CLK O E etc to support a wide variety of LCD panels Depending on the panel used different daughter boards will be used to support that particula...

Страница 11: ...ator which means this IC is always on as soon as power is supplied to the board U603 3 3V_STBY and U605 1 8V_STBY linear regulators are used to supply the voltage necessary for the GM2221 IC and some peripherals These voltages are also available in stand by mode to power the microprocessor inside gm2221 LED IR receiver IC and EEPROM These devices are necessary to wake up the board from stand by st...

Страница 12: ...k light intensity Integrated LVDS transmitters to LCD panels with integrated LVDS receivers The LCD panel resolution supported can be up to SXGA resolutions 6 LCD PANEL INTERFACE The L5 A board can drive panels both with LVDS and TTL interfaces The footprints for single LVDS and double LVDS connectors are available on the board S503 and S502 respectively Either of these connectors can be used with...

Страница 13: ...IRST ATS BG DK I L Enabling or disabling these options will remove add these standards to Manual Install menu SYSTEM item SCART 2 FAV SVHS If a source is disabled in the Service Menu it will be skipped during source switches If SCART2 is enabled SW assumes that the FAV source share the same path as the SVHS source on the HW If it is disabled it is assumed that FAV and SVHS share separate paths TUN...

Страница 14: ...or SCART1 and SCART2 modes Pin8 source switching will still be operational but no picture format changes from Pin8 voltage level will be ignored ATS If this option is set to ON TV will display Country Selection menu in the next start After some country is selected the user will be prompted for the start of AutoProgramming process ADJUSTMENTS This sub menu contains numeric adjustments These items a...

Страница 15: ...IMER is selected the user will be able to enter time of the day info for the TV to switch off If SLEEP TIMER is selected the user can specify some time period after which the TV will go to stand by automatically MSP CLIP This selection identifies which method will be used by the sound processor to prevent clipping effects on volume Details can be found in data sheet msp34x0g_4pd pdf page 30 AUTOPR...

Страница 16: ...ANCE GERMANY IRELAND ITALY NETHERLANDS NORWAY PORTUGAL SPAIN SWEDEN SWITZERLAND HUNGARY TURKISH GREEK GREECE TURKEY PC MODE PC mode can be entered by pressing PC button on the remote controller User can return back to TV mode by pressing the PC or TV buttons After the switching to PC mode VGA input will be displayed on screen as soon as the mode input resolution and frequency is determined If ther...

Страница 17: ...MUTE ON OFF OFF WSS SCART ON OFF ON FIRST ATS ON OFF OFF BACKLIGHT POL ON OFF OFF FACTORY MODE ON OFF OFF ADJUSTMENTS WHITE R 0 255 128 WHITE G 0 255 128 WHITE B 0 255 128 PRESCALE FM 0 127 37 PRESCALE NICAM 0 127 63 PRESCALE SCART 0 127 27 HOTEL VOLUME 0 63 16 AGC 0 31 23 SELECTIONS TUNER TYPE PHILIPS SAMSUNG PHILIPS TELETEXT FAST TOP NO TEXT FAST FAST TOP MSP CLIP REDUCE TONE COMPROMISE DYNAMIC ...

Страница 18: ...OSD controller advanced color management and dual LVDS transmitters 1 1 gm5221 System Design Example Figure 1 below shows a typical dual interface LCD TV system based on the gm5221 Designs based on the gm5221 have reduced system cost simplified hardware and firmware design and increased reliability because only a minimal number of components are required in the system TUNER PACK VIDEO DECODER AUDI...

Страница 19: ...Color ACC ensures full dynamic range is used in video content On chip Versatile OSD Controller On chip RAM for high quality programmable menus 1 2 and 4 bit per pixel character cells Horizontal and vertical stretch of OSD menus Blinking transparency and blending Supports two independent OSD menu rectangles Proportional fonts Embedded X86 On chip Microcontroller High performance X86 MCU with on chi...

Страница 20: ...7 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 AGND_ADC RESERVED AVDD_ADC_3 3 AGND_RED RED RED AVDD_RED_3 3 AGND_GREEN GREEN GREEN S...

Страница 21: ... CB1IN G1 Y1IN R1 CR1IN B2 CB2IN G2 Y2IN R2 CR2IN ASGF NC VSUPCAP VSUPD GNDD GNDCAP SCL SDA RESQ TEST VGAV YCOEQ FFIE FFWE FFRSTW FFRE FFOE CLK20 GNDF VRT I2CSEL ISGND VSUPF VOUT CIN VIN1 VIN2 VIN3 VIN4 VSUPAI GNDAI VREF FB1IN AISGND Y0 Y1 Y2 Y3 VSUPY GNDY Y4 Y5 Y6 Y7 GNDLLC VSUPLLC LLC1 LLC2 VSUPPA GNDPA ASGF XTAL2 XTAL1 NC CLK5 VSTBY FPDAT VS MSY HS FSY HC AVO INTLC VSUPSY GNDSY C0 C1 C2 C3 GNDC...

Страница 22: ...on Black level expander Dynamic peaking Soft limiter gamma correction Color transient improvement RGB Processing Programmable RGB matrix Digital color bus interface Additional analog RGB Fast blank input Half contrast switch Picture frame generator Deflection Scan velocity modulation output High performance H V deflection Separate ADC for tube measurements EHT compensation Miscellaneous One 20 25M...

Страница 23: ...Color Decoder NTSC PAL SECAL Saturation Tint MIXER 2D Scaler PIP Panorama Mode Contrast Brightness Peaking Output Formatter ITU R 656 ITU R 601 Memory Control AGC 2 ADC CIN1 VIN1 VIN2 VIN3 VIN4 VOUT Y OUT CrCb OUT YCOE FIFO CNTL 20 25MHz Y Cr Cb NTSC PAL Clock Gen Y Cr Cb FB Y G U B V R FB RGB YCbCr FB RGB YCbCr LL Clock H Sync Vsync CNTL AVI0 Block Diagram ...

Страница 24: ...ble 21 FFRSTW OUT FIFO Reset Write Read 22 FFRE OUT FIFO Read Enable 23 FFOE OUT FIFO Output Enable 24 CLK20 IN OUT Main Clock Output 20 25 MHz 25 GND PA SUPPLYD Ground Pad Decoupling Circuitry Pin No Pin Name Type Short Description 26 V SUPPA SUPPLYD Supply Voltage Pad Decoupling Circuitry 27 LLC2 OUT Double Clock Output 28 LLC1 IN OUT Clock Output 29 V SUPLLCSUPPLYD Supply Voltage LLC Circuitry ...

Страница 25: ...alog Front End 66 VRT OUT Reference Voltage Top Analog 67 I2CSEL IN I 2 C Bus Address Select 68 ISGND SUPPLYA Signal Ground for Analog Input connect to GND F 69 V SUPF SUPPLYA Supply Voltage Analog Front End 70 VOUT OUT Analog Video Output 71 CIN IN Chroma Analog Video 5 Input 72 VIN1 IN Video 1 Analog Input 73 VIN2 IN Video 2 Analog Input 74 VIN3 IN Video 3 Analog Input 75 VIN4 IN Video 4 Analog ...

Страница 26: ... ADR_DA ADR_WS ADR_CL DVSUP DVSUP DVSUP DVSS DVSS DVSS I 2 S_DA_IN2 NC NC NC RESETQ NC NC DACA_R AVSUP AVSUP ANA_IN1 ANA_IN ANA_IN2 TESTEN XTAL_IN XTAL_OUT TP AUD_CL_OUT NC NC D_CTR_I O_1 D_CTR_I O_0 ADR_SEL STANDBYQ CAPL_M AHVSUP CAPL_A SC1_OUT_L SC1_OUT_R VREF1 SC2_OUT_L SC2_OUT_R ASG3 NC DACM_SUB NC DACM_L DACM_R VREF2 DACA_L NC NC AVSS AVSS MONO_IN NC VREFTOP SC1_IN_R SC1_IN_L ASG1 SC2_IN_R SC...

Страница 27: ...Main Clock Output 20 25 MHz 25 DACA_R SUPPLYD Ground Pin No Pin Name Type Short Description 26 V SUPPA SUPPLYD Supply Voltage 27 LLC2 OUT Double Clock Output 28 LLC1 IN OUT Clock Output 29 V SUPLLCSUPPLYD Supply Voltage LLC Circuitry 30 GND LLC SUPPLYD Ground LLC Circuitry 31 Y7 OUT Picture Bus Luma MSB 32 Y6 OUT Picture Bus Luma 34 Y4 OUT Picture Bus Luma 35 GND Y SUPPLYD Ground Luma Output Circu...

Страница 28: ...rence voltage IF A D converter 65 AVSUP Analog power supply 5V 66 AVSUP Analog power supply 5V 67 ANA_IN IN IF input 1 68 ANA_IN IN IF common can be left vacant only if IF input1 is also not in use 69 ANA_IN2 IN IF input can be left vacant only if IF input1 is also not in use 70 TESTEN IN Test pin 71 XTAL_IN IN Crystal oscillator 72 XTAL_OUT OUT Crystal oscillator 73 TP Test pin 74 AUD_CL_OUT OUT ...

Страница 29: ...SDA5550 MICROCONTROLLER BLOCK DIAGRAM ...

Страница 30: ... MTSB ZC5502 AS CABLE PANEL INTERFACE LCD20 CHIMEI Y56502 AS KAB PANEL INTERFACE LCD TV 15 MOLEX L5A ZC5513 AS CABLE PANEL INVERTOR LCDTV FERRIT 20 CHI 8R9100 AS CABLE LCD POWER SWITCH L 350MM S602 031274 JACK POWER HORIZONTAL TU201 8R8138 PH1 TUNER FRONTEND PHILIPS FQ1216MEPT I H 3 U100 452937 IC CHIP VPC3230D C5 QFP80 T R U301 453013 IC SDA5550 PLCC 84 TRAY U304 452662 02 IC CHIP AT24C16AN 10SI2...

Страница 31: ... 25 471 25 CH 22 479 25 479 25 479 25 479 25 CH 23 487 25 487 25 487 25 487 25 CH 24 495 25 495 25 495 25 495 25 CH 25 503 25 503 25 503 25 503 25 CH 26 511 25 511 25 511 25 511 25 CH 27 519 25 519 25 519 25 519 25 CH 28 527 25 527 25 527 25 527 25 CH 29 535 25 535 25 535 25 535 25 CH 30 543 25 543 25 543 25 543 25 CH 31 551 25 551 25 551 25 551 25 CH 32 559 25 559 25 559 25 559 25 CH 33 567 25 56...

Страница 32: ...25 807 25 CH 64 815 25 815 25 815 25 815 25 CH 65 823 25 823 25 823 25 823 25 CH 66 831 25 831 25 831 25 831 25 CH 67 839 25 839 25 839 25 839 25 CH 68 847 25 847 25 847 25 847 25 CH 69 855 25 855 25 855 25 855 25 CH 70 863 25 863 25 CH 71 871 25 CH 72 879 25 CH 73 887 25 160 00 CH 74 69 25 172 00 CH 75 76 25 220 00 CH 76 83 25 232 00 CH 77 90 25 244 00 CH 78 97 25 256 00 CH 79 59 25 268 00 CH 80 ...

Страница 33: ...35 25 335 25 S 26 343 25 343 25 343 25 343 25 S 27 351 25 351 25 351 25 351 25 S 28 359 25 359 25 359 25 359 25 S 29 367 25 367 25 367 25 367 25 S 30 375 25 375 25 375 25 375 25 S 31 383 25 383 25 383 25 383 25 S 32 391 25 391 25 391 25 391 25 S 33 399 25 399 25 399 25 399 25 S 34 407 25 407 25 407 25 407 25 S 35 415 25 415 25 415 25 415 25 S 36 423 25 423 25 423 25 423 25 S 37 431 25 431 25 431 2...

Страница 34: ...LC CHASSIS TFT LCD TV SERVICE MANUAL ...

Страница 35: ...Remote control explanations 4 Service Menu of the TV 5 Set appearrances 9 Block diagram of the VCTI 10 Block diagram of Microcontroller Genesis 11 Block diagram of power supply 12 Data sheet of important IC s 14 Service mode items and explanations 12 Replacement part List 23 Frequency list of channels 28 ...

Страница 36: ...rub polarizer surface with materials over HB hardness 2 Keep clean the surface Please wear rubber glove when touch the surface of LCD screen Please use soft and anti static material as cleaner 3 Keep out of water Water on in the LCD may cause electrical short or corrosion Please wipe out dry or water carefully 4 Prevent swift Temperature Humidity change Instantaneous temperature and or humiditycha...

Страница 37: ... LCD 16 9 Panels YES 14 9 4 3 Panels NO 16 9 Panels Depends on LCD Panorama NO Letterbox 4 3 Panels NO 16 9 Panels Depends on LCD Subtitle 4 3 Panels NO 16 9 Panels Depends on LCD Zoom NO WSS Wide Screen Signalling Optional ATS Automatic Tuning System Frequency Search Manual Search Frequency Search AFT Auto Fine Tuning YES Number of Program Storage 100 No Ident Timer YES Equalizer YES AVL Automati...

Страница 38: ...V 50 60H100 240V 50 60Hz Audio Output Power 10 THD 2X2W 2X3W 2X3W 2X7W 2X7W 2X7W Manufacturer Samsung CMO AUO Samsung CMO AUO Samsung Samsung LG Philips AUO Chimei Chimei Interface Double TTL Single LVDS Dual LVDS Single TTL Single LVDS Single LVDS Singlel LVDS Singel LVDS Singel LVDS Resolution XGA 1024x768 SXGA 1280x1024 SVGA 800x600 VGA 640x480 WXGA 1280x720 WXGA 1280x768 WXGA 1280x720 WXGA 128...

Страница 39: ...Button 17 STAND BY Button 18 Return to Selected Program Button SWAP 19 TV mode transition button 20 Menu Button 21 OK Button 22 Right Menu 23 Down Menu Teletext 24 Program up button P 25 Program down button P 26 Blue Fastext Button 27 Yellow Fastext Button 28 STOP Button 29 Teletext enlarge button DOUBLE 30 Equalizer selection button 31 Picture control button REMOTE CONTROL OK 1 2 3 4 5 6 7 8 9 0 ...

Страница 40: ...L ON OFF OFF FACTORY MODE ON OFF OFF ADJUSTMENTS WHITE R 0 255 128 WHITE G 0 255 128 WHITE B 0 255 128 BRIGHTNESS 0 255 130 CONTRAST 0 257 158 COLOR 0 255 128 PRESCALE FM 0 127 37 PRESCALE NICAM 0 127 63 PRESCALE SCART 0 127 27 HOTEL VOLUME 0 63 16 AGC 0 31 23 FACTORY RESET SW DOWNLOAD SELECTIONS TUNER TYPE PHILIPS SAMSUNG PHILIPS TELETEXT FAST TOP NO TEXT FAST FAST TOP TIMER MODE SLEEP TIMER OFF ...

Страница 41: ...e paths TUNER and SCART1 are enabled by default HOTEL MODE Enabling Hotel Mode has two effects First SETUP menu is no longer accessible by the user Second maximum adjustable volume value is limited to HOTEL VOLUME value This value can be adjusted in the ADJUSTMENTS sub menu of the Service Menu STAND BY If this Option is OFF the TV will stay in Stand By mode after a Power On If this Option is ON th...

Страница 42: ...u contains selections TUNER TYPE SAMSUNG PHILIPS TELETEXT NO TEXT FAST FAST TOP MSP CLIP REDUCE VOL REDUCE TONE TUNER TYPE One of two supported tuner can be selected from this item System must be restarted for this change to take effect TELETEXT NO TEXT Teletext is totally disabled TXT MIX button will not be functional AUTO picture format mode will be disabled in RF F AV and SHVS modes Naming and ...

Страница 43: ...TEXT LANGUAGES L5C SW decides which teletext language group will be used for teletext decoding according to the country selected for autoprogramming Teletext languages according to countries EAST EUROPE CROATIA CZECH_REP POLAND WEST EUROPE BELGIUM DENMARK FINLAND UK FRANCE GERMANY IRELAND ITALY NETHERLANDS NORWAY PORTUGAL SPAIN SWEDEN SWITZERLAND HUNGARY TURKISH GREEK GREECE TURKEY PC MODE PC mode...

Страница 44: ...SET APPEARANCE OF 26 32 INCH Back light module Built in Panel Main Chassis Audio Amplifier Power Supply board SET APPEARANCE OF 15 23 INCH Main Chassis Back light module ...

Страница 45: ...WOOFER AMP MP7731 SUBWOOFER SPEAKER RESET Q L R OUT MUTE HEADPHONE JACK SPEAKERS SCART 1 SCART 2 CVBS RCA IN SVHS IN EEPROM 24LC02 VGA SOCKET MEMORY CARD RGB DSUB HS VS DSUB RGB SD HS VS SD RGB SWITCH PI3V512 PC SD SW RGB SW HS VS SW 2nd RGB SWITCH PI3V512 S1 MAIN SW RGB G HS VS G AUDIO R L MEMORY CARD AUDIO R L RCA CD4053 AUDIO SWITCH MEMORY CARD RCA SWITCH CD4053 AUDIO SWITCH AUDIO R L SC2 MR R ...

Страница 46: ... IR INPUT U201 EEPROM 24LC16 U203 SERIAL FLASH 25VF040 SCART1 PIN 8 SCART2 PIN 8 STANDBY STANDBY 2 24 BIT RGB OUTPUT TO LVDS INTERFACE HS VS PANEL CTRL DE CLOCK PANEL EN LED LED 2 S1 MAIN SW PC SD SW MEMORY CARD RCA SW RCA S2 SW BACKLIGHT EN BRT ADJ PANEL PWR BACK LIGHT CONNECTOR MUTE S202 SW UPDATE CONN UART RX TX ...

Страница 47: ... INV_POW AMP_POW INV_POW AMP_POW S600 F600 FUSE 5A GND 1 2 3 4 5 6 7 4 3 2 1 S602 GND 24V SUB_POW F601 FUSE 5A OPTIONAL FOR 14 17 20 OPTIONAL FOR 20 W 22 23 12V 15V U600 MP1593 STEP DOWN CONVERTOR U601 LM1117 1 8V STBY 3 3V STBY 5V_STBY VOLTAGE DOUBLER 33V For Tuner PNL_EN STBY U606 LM1117 U605 MC78L08 8V PANEL POWER 5V 3 3V S603 Tuner Supply ...

Страница 48: ...TOR Enable U101 MC34063 STEP UP CONVERTOR U605 MC78L08 U604 SI9933 MOSFET POWER SWITCH U601 LM1117 U603 LM1117 24V 12V PNL_PWR 12V R101 150K R609 220K R102 10K 5V R101 56K R609 NI R102 18K 5V _ STBY AMP_POW_S STBY AMP_POW 5V U606 LM1117 3V3 8V 33V For Tuner AMP_POW_S INV_POW 3V3_STBY 1V8_STBY BLOCK DIAGRAM OF 26 32 INCH POWER SUPPLY ...

Страница 49: ...OSD controller advanced color management and dual LVDS transmitters 1 1 gm5221 System Design Example Figure 1 below shows a typical dual interface LCD TV system based on the gm5221 Designs based on the gm5221 have reduced system cost simplified hardware and firmware design and increased reliability because only a minimal number of components are required in the system TUNER PACK VIDEO DECODER AUDI...

Страница 50: ...Color ACC ensures full dynamic range is used in video content On chip Versatile OSD Controller On chip RAM for high quality programmable menus 1 2 and 4 bit per pixel character cells Horizontal and vertical stretch of OSD menus Blinking transparency and blending Supports two independent OSD menu rectangles Proportional fonts Embedded X86 On chip Microcontroller High performance X86 MCU with on chi...

Страница 51: ...7 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 AGND_ADC RESERVED AVDD_ADC_3 3 AGND_RED RED RED AVDD_RED_3 3 AGND_GREEN GREEN GREEN S...

Страница 52: ...ce crystal 8 bit 8051 instruction set compatible CPU Up to 256 kB on chip program ROM WST PDC VPS and WSS acquisition Closed Caption and V chip acquisition Up to 10 pages on chip teletext memory Multi standard QSS IF processing with single SAW FM Radio and RDS with standard TV tuner TV sound demodulation all A2 standards all NICAM standards BTSC SAP with MNR DBX optional EIA J Baseband sound proce...

Страница 53: ...VCT 49xyI 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 25 26 27 28 29 30 31 32 33 34 35 36 24 38 44 43 42 41 40 39 37 GOUT GIN BIN SVMOUT RIN FBIN VRD XREF VSUP3 3BE GND BOUT ROUT VSUP3 3IO GND HFLB HOUT SAFETY VPROT GNDDAC VSUP3 3DAC SDA SCL P21 PWMV P17 P20 DFVBL P16 P15 P14 P13 P12 P11 VSUP3 3FE GND GNDM SENSE GND VSUP5 0BE TEST VERT VERT EW RSW2 RSW1 P10 88 87 86 85 84 83 82 81 ...

Страница 54: ...rformance trench technology for extremely low RDS ON High power and current handling capability 4 3 2 1 5 6 7 8 Q1 Q2 Absolute Maximum Ratings TA 25 o C unless otherwise noted Symbol Parameter Ratings Units VDSS Drain Source Voltage 20 V VGSS Gate Source Voltage 12 V ID Drain Current Continuous Note 1a 3 4 A Pulsed 16 Power Dissipation for Dual Operation 2 Power Dissipation for Single Operation No...

Страница 55: ...imum number of readily available external components to complete a 3A step down DC to DC converter solution Ordering Information Part Number Package Temperature MP1593DN SOIC8 w Exposed Paddle 40 to 85 C For Tape Reel use suffix Z e g MP1593DN Z Features 3A Output Current Programmable Soft Start 100mΩ Internal Power MOSFET Switch Stable with Low ESR Output Ceramic Capacitors Up to 95 Efficiency 20...

Страница 56: ... regulate that voltage Drive FB with a resistive voltage divider from the output voltage The feedback threshold is 1 222V See Setting the Output Voltage section 6 COMP Compensation Node COMP is used to compensate the regulation control loop Connect a series RC network from COMP to GND to compensate the regulation control loop In some cases an additional capacitor from COMP to GND is required See C...

Страница 57: ...RC CHIP 100R J 1 16W 0603 C629 253128R EC 1000UF 16V 20 10 R 5 LOW ESR R236 171107R RC CHIP 100R J 1 16W 0603 P400 031358R CONN VGA B10B R341 171107R RC CHIP 100R J 1 16W 0603 R237 171250R RC CHIP 249R F 1 0603 R342 171107R RC CHIP 100R J 1 16W 0603 U201 452662R 2 IC CHIP AT24C16AN 10SU2 7 TAPE REEL R345 171107R RC CHIP 100R J 1 16W 0603 U300 452706R 1 IC TDA1308T N2 SO G8 T R R346 171107R RC CHIP...

Страница 58: ... CC CHIP 100NF K 25V 0603 X7R R300 173100R RC CHIP 10K J 1 10W 0603 C307 294125R CC CHIP 100NF K 25V 0603 X7R R302 173100R RC CHIP 10K J 1 10W 0603 C308 294125R CC CHIP 100NF K 25V 0603 X7R R304 173100R RC CHIP 10K J 1 10W 0603 C309 294125R CC CHIP 100NF K 25V 0603 X7R R322 173100R RC CHIP 10K J 1 10W 0603 C310 294125R CC CHIP 100NF K 25V 0603 X7R R323 173100R RC CHIP 10K J 1 10W 0603 C313 294125R...

Страница 59: ...1112R EC 10UF 50V RS 11 5 TAPING R 5MM L400 053725R COIL CHIP 10UH 20 0805 C361 251112R EC 10UF 50V RS 11 5 TAPING R 5MM R351 171476R RC CHIP 470R J 1 16W 0603 C362 251112R EC 10UF 50V RS 11 5 TAPING R 5MM R353 171476R RC CHIP 470R J 1 16W 0603 C364 251112R EC 10UF 50V RS 11 5 TAPING R 5MM R354 171476R RC CHIP 470R J 1 16W 0603 C365 251112R EC 10UF 50V RS 11 5 TAPING R 5MM R414 171476R RC CHIP 470...

Страница 60: ...01141R TRN CHIP BC848BLT1G SOT23 R352 171476R RC CHIP 470R J 1 16W 0603 Q101 401141R TRN CHIP BC848BLT1G SOT23 R355 171476R RC CHIP 470R J 1 16W 0603 Q150 401141R TRN CHIP BC848BLT1G SOT23 R356 171476R RC CHIP 470R J 1 16W 0603 Q151 401141R TRN CHIP BC848BLT1G SOT23 R359 172104R RC CHIP 1K J 1 16W 0603 Q152 401141R TRN CHIP BC848BLT1G SOT23 R360 172104R RC CHIP 1K J 1 16W 0603 Q208 401141R TRN CHI...

Страница 61: ...NG 7 LI MOLEX 89400 0710 SW1 010861R ON OFF SWITCH BK98 KW5502R CABLE PANEL LVDS 32 AUO VERS V5 L 300MM TW5140 LC 26 32 AUDIO AMPLIFIER J451 BW9524R CABLE HARNESS DC POWER 10 PIN L5 SAMSUN C259 250115R EC 1UF 50V 11 5 R 5 J450 KW3506R CON CAB AUDIO MODULE L5 CHASSIS L 200 C411 250115R EC 1UF 50V 11 5 R 5 S421 KW3524R CABLE HARNESS 7 LI AMP 26 32 L5A C460 250227R EC 2 2UF 16V 11 5 R 5 MW1504R CON C...

Страница 62: ... 25 471 25 CH 22 479 25 479 25 479 25 479 25 CH 23 487 25 487 25 487 25 487 25 CH 24 495 25 495 25 495 25 495 25 CH 25 503 25 503 25 503 25 503 25 CH 26 511 25 511 25 511 25 511 25 CH 27 519 25 519 25 519 25 519 25 CH 28 527 25 527 25 527 25 527 25 CH 29 535 25 535 25 535 25 535 25 CH 30 543 25 543 25 543 25 543 25 CH 31 551 25 551 25 551 25 551 25 CH 32 559 25 559 25 559 25 559 25 CH 33 567 25 56...

Страница 63: ...25 807 25 CH 64 815 25 815 25 815 25 815 25 CH 65 823 25 823 25 823 25 823 25 CH 66 831 25 831 25 831 25 831 25 CH 67 839 25 839 25 839 25 839 25 CH 68 847 25 847 25 847 25 847 25 CH 69 855 25 855 25 855 25 855 25 CH 70 863 25 863 25 CH 71 871 25 CH 72 879 25 CH 73 887 25 160 00 CH 74 69 25 172 00 CH 75 76 25 220 00 CH 76 83 25 232 00 CH 77 90 25 244 00 CH 78 97 25 256 00 CH 79 59 25 268 00 CH 80 ...

Страница 64: ...35 25 335 25 S 26 343 25 343 25 343 25 343 25 S 27 351 25 351 25 351 25 351 25 S 28 359 25 359 25 359 25 359 25 S 29 367 25 367 25 367 25 367 25 S 30 375 25 375 25 375 25 375 25 S 31 383 25 383 25 383 25 383 25 S 32 391 25 391 25 391 25 391 25 S 33 399 25 399 25 399 25 399 25 S 34 407 25 407 25 407 25 407 25 S 35 415 25 415 25 415 25 415 25 S 36 423 25 423 25 423 25 423 25 S 37 431 25 431 25 431 2...

Страница 65: ...N C 157 N C 158 N C 159 N C 160 N C 161 N C 162 GND_ADC 163 VDD_ADC_1 8 164 GND_RPLL 165 VDD_RPLL_1 8 166 RESERVED VBUFC_RPLL 167 AGND_RPLL 168 XTAL 169 TCLK 170 AVDD_RPLL_3 3 171 LBADC_VDD_3 3 172 LBADC_IN1 173 LBADC_IN2 174 LBADC_IN3 175 LBADC_RETURN 176 LBADC_GND 177 RESETn 178 CVDD_1 8 179 CRVSS 180 HSYNC CSYNC 181 VSYNC 182 ROM_ADDR17 183 ROM_ADDR16 184 ROM_ADDR15 185 ROM_ADDR14 186 ROM_ADDR1...

Страница 66: ...D KEY_DRL KEY_PMU IR LED_RED 3 3V GND GND OUT GND Vs GND S2 P S5 P S1 MENU S4 V S3 V R5 180R R3 330R R7 470R R6 1K 1 2 3 4 5 6 7 CN1 7 HEADER R1 150R 1 2 C1 10uF 10V R2 150R Out 1 GND 2 Vs 3 IR1 IR R8 270R R4 470R D1 LED GND S6 AV TV R9 3K9 KEYBOARD MODULE SW1 SW SPST 1 2 3 4 P2 4 HEADER POWER R9 10K R10 10K GND C2 10uF 16V SW1 SW SPST 1 2 3 4 5 6 7 P2 7 HEADER GND S 1 S 2 S 3 G 4 D 5 D 6 D 7 D 8 ...

Страница 67: ...VDD_RX0_1 8 126 AGND_RX0 127 RX0 128 RX0 129 AVDD_RX0_3 3 130 AGND_RXC 131 RXC 132 RXC 133 AVDD_RXC_3 3 134 VBUFC_DVI RESERVED 135 GND_RXPLL 136 VDD_RXPLL_1 8 137 CLKOUT RESERVED 138 CVDD_1 8 139 CRVSS 140 AVDD_BLUE_3 3 141 BLUE 142 BLUE 143 AGND_BLUE 144 AVDD_GREEN_3 3 145 SOG_MCSS 146 GREEN 147 GREEN 148 AGND_GREEN 149 AVDD_RED_3 3 150 RED 151 RED 152 AGND_RED 153 AVDD_ADC_3 3 154 ADC_TEST RESER...

Страница 68: ...S RCA_S2_S C325 100N C326 100N GND GND SC2_I_R RCA_RIGHT RCA_LEFT AUDIO_L_SD AUDIO_L_SD AUDIO_R_SD AUDIO_R_SD Optional MEMCRD_RCA_S J300 0R J301 0R MR_R MR_L AIN1R AIN1L AUDIO SWITCHES DAUGTHER BOARD EB7 EB6 EB5 EB4 EB3 EB2 EB1 EB0 ER0 ER1 ER2 ER3 ER4 ER5 ER6 ER7 EG0 EG1 EG2 EG3 EG4 EG5 EG6 EG7 DE HS VS CLK 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 3...

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