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BBK DL383S Service Manual Download Page 43

C281

104

S1

1

G1

2

S2

3

G2

4

d2

5

d2

6

d1

7

d1

8

U213

FDS8958A

L242

10uH

L232

5.4uH

C279

105/16V

C280

104

C2121

104

C2119

105/16V

C2120

224

/shdnm

1

/shdnc

2

pgnd

3

ndrv

4

cvl

5

in

6

pdrv

7

cvh

8

ref

9

fbm

10

cs+

11

cs-

12

fbc

13

gnd

14

inc

15

lxc

16

U212

MAX1775

R2113

100K

R2115

10K 1%

R2116

20K 1%

R2122

10K 1%

R2121

30K 1%

R2119

33mohm/0.5W

TC237

TC220uF/16V

TC215

T100uF/6.3V

TC214

T100uF/10V

+9V

R2117

3K 1%

V33

5V

R2114

51K

R2118

0

8

0

5

lo

w

 v

o

｣

ｨ

R2120

0805(high vo

C2114

104

VD214

1N5819

C2109

683

TC246

T10uF/25V

TC224

T100uF/16V

R2123

100K

R2129

470K 1%

C297

104

DGND

R2130

120K 1%

R2131

20K 1%

R2126

47K 1%

R2127

47K 1%

L234

6.8uH

/RDY

1

FB

2

INTG

3

IN

4

GND

5

REF

6

FBP

7

FBN

8

/SHDN

9

DRVN

10

SUPN

11

DRVP

12

SUPP

13

PGND

14

LX

15

TGND

16

U214

MAX1748

C2112

104

C2113

224

C2111

104

C291

471

C287

104

C288

224

C2117

474

R2125

39K 1%

C286

224

C2110

474

DGND

TFT_-13V

MGND

MGND

MGND

DGND

DGND

DGND

DGND

R2132 5.1K

R2128

120K 1%

R2124

470K 1%

TFT_+17V

2

1

3

D202

BAT54S

2

1

3

D203

BAT54S(DNS)

2

1

3

D201

BAT54S

2

1

3

D204

BAT54S

DGND

DGND

GND

C2116

104

TC234

T10uF/25V

TC220

T100uF/10V

C2118

104

MGND

MGND

+5VA

vout

1

vout

5

GND

2

ce

4

vin

3

U215

RT9701

TC231

T100uF/10V

C2106

104

TC219

T100uF/10V

C2104

104

C2105

104

TC247

T100uF/6.3V

C2102

104

C2101

104(DNS)

+5VA

L236

FBSMT

L235

FBSMT

CPU5V

VD218

HER105

TC227

T100uF/6.3V

C2103

104

dV33

V25

L237

FBSMT

AV33

GP5

2

GP4

3

GP3

4

vdd

1

GP2

5

GP1

6

GP0

7

GND

8

U219

12C508A

R2135

10K

CPU5V

R2134

10K

ASTB

GND

IR

C298

104

STB

V206

8050

R2133

DNS

R2140

DNS

R2136

10K

R2138

330R

POWER

STBT

R2139

330R

VCC

1

3

2

LED201

R-G LED

V210

8550

R2137

1K

R2141

1K

CPU5V

STBTA

STB

+9V

L238

FBSMT

VCC

VD208

1N4148

1

2

3

4

JK205

BA-CON

VD217

1N5822

C276

104

L233

10uH

L243

10uH

C2139

T10uF/25V

C2140

T10uF/25V

SW201

DS-24

TC248

T47uF/10V

BL_+9V

1

2

3

JK209

POWER SUPPLY

TC249

T100uF/16V

C2143

104

C2146

104

L246

10uH

C2153

104

STB

VOUT

VIN

TC250

T47uF/16V

C300

334

2

1

3

D205

BAT54S

C301

474

DGND

STBTA

IN

3

GND

2

OUT

1

U209

78L05(DNS)

TC241

T100uF/10V

+9V

TC251

T47F/16V

1

2

L249

FBSMT

VFF(+7.5V)

vout

1

vout

5

GND

2

ce

4

vin

3

U216

RT9701

STBTA

C2122

104

TFT_3.3V

R2160

0R 1%

R2145

0R(DNS)

2

3

1

XS205

XS205

BL_+9V

GND

STBTA

TC258

T47uF/10V

+5VA#

L247

10uH

P+9V

Summary of Contents for DL383S

Page 1: ...SERVICE MANUAL DL383S...

Page 2: ...HAR GE 4 5 E LE CTR ICAL CONFIR MATION 5 5 1 VIDE O OUTPUT LUMINANCE S IGNAL CONFIR MATION 5 5 2 VIDE O OUTPUT CHR OMINANCE S IGNAL CONFIR MATION 6 6 MPE G BOAR D CHE CK WAVE FOR M 7 7 IC BLOCK DIAGR...

Page 3: ...removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as alminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only...

Page 4: ...IGHT direction arrow 14 STOP button UP direction arrow 17 15 16 2 1 3 4 5 16 19 18 17 20 21 7 9 6 8 10 13 15 14 11 12 OPEN CLOSE button SETUP button PAUSE button DOWN direction arrow 18 19 Browser But...

Page 5: ...on 11 Stop playback STOP Button 12 8 CURSOR Buttons SELECT Button 9 Fall tone KEY Button 15 Switch the TV system between PAL NTSC and AUTO P N Button 17 Rise tone KEY Button 16 Adjusting sound field e...

Page 6: ...installation the both ends of the laser diode are short circuited After replacing the parts with new ones remove the short circuit according to the correct procedure See this Technical Guide 2 Do not...

Page 7: ...onnect the oscilloscope to the video output terminal and terminate at 75 ohms 2 Confirm that luminance signal Y S level is 1000mVp p 30mV Measurement point Video output terminal Color bar 75 PLAY Titl...

Page 8: ...tput terminal and terminate at 75 ohme 2 Confirm that the chrominance signal C level is 621 mVp p 30mV Measurement point Video output terminal Color bar 75 PLAY Title 46 DVDT S15 PLAY Title 12 DVDT S0...

Page 9: ......

Page 10: ...d by the access of internal register through bi directional serial port to configure modes selection FEATURES n RF equalizer with programmable c f from 3MHz to 70 MHz and programmable boost from 3dB t...

Page 11: ...P INPUT MUX REF and 2VREF Voltage Generator VGA EQ ENVELOP DETECTOR AGC CDA DVDB CDB DVDC CDC DVDD CDD DVDRFIN DVDRFIP TPI TNI RFOP SBAD TE RF LEVEL FE DVD APC MDI1 LDO1 CD APC VREFO SLCK SDEN SERIAL...

Page 12: ...IO7 IO8 IO9 FEO IOB SW2 IOA 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 17 18 19 20 21 22 23 24 26 27 28 29 30 31 32 33 34 35 37 38 14 25 36 IO0 AVDDF IO6 AGNDX AVDDM HALLCOS COSPHI REFCOS AGNDM HALLSIN UDGAT...

Page 13: ...DA Analog input AC coupled DVD RF signal input A 99 DVDB Analog Input AC coupled DVD RF signal input B 98 DVDC Analog Input AC coupled DVD RF signal input C 97 DVDD Analog Input AC coupled DVD RF sign...

Page 14: ...External current bias resistor R 20K 119 AGC1 Analog Wobble AGC loop1 capacitor 121 AGC2 Analog Wobble AGC loop2 capacitor 122 AGC3 Analog Wobble AGC loop3 capacitor 127 RFSUBO Analog output Header pu...

Page 15: ...output POWER 67 69 AVDD Power Master PLL Filter power 65 73 AGND GND GND for Master PLL Filter 64 AVDD Power DPD Power 62 AGND GND DPD GND 109 AVDD Power RF path Power 107 AGND GND RF path GND 114 SVD...

Page 16: ...ive input of amplifier for hall sensor signal 75 REFSIN Analog input Positive input of amplifier for hall sensor signal 76 SINPHI Analog output Amplifier output for hall sensor signal 71 HALLCOS Analo...

Page 17: ...MT1336 PRELIMINARY SUBJ ECT TO CHANGE WITHOUT NOTICE MTK CONFIDENTIAL NO DISCLOSURE 48 IO6 49 IO7 50 IO8 51 IO9 52 IOA 53 IOB...

Page 18: ...mode Provide a varipitch speed control for CLV and CAV mode Built in ADCs and DACs for digital servo control Provide 2 general PWM Tray control can be PWM output or digital output Built in DSP for di...

Page 19: ...oding MPEG 2 layer1 layer2 2 channel audio decoding Dolby Pro Logic decoding High Definition Compatible Digital HDCD decoding Up to 6 channel linear PCM output for DVD Audio DVD Video Downmix function...

Page 20: ...PLL and related analog circuitry 12 FOO Analog Output Focus servo output PDM output of focus servo compensator 13 TRO Analog Output Tracking servo output PDM output of tracking servo compensator 14 TR...

Page 21: ...digital circuitry 36 AD3 Inout 2 16MA SR Microcontroller address data 3 37 AD2 Inout 2 16MA SR Microcontroller address data 2 38 AD1 Inout 2 16MA SR Microcontroller address data 1 39 AD0 Inout 2 16MA...

Page 22: ...D3 Power 3 3V Power pin for audio clock circuitry 56 ALE Inout 2 16MA SR PU SMT Microcontroller address latch enable 57 IOOE Inout 2 16MA SR SMT Flash output enable active low IO 58 IOWR Inout 2 16MA...

Page 23: ...te strobe active low 76 URD Inout 2 16MA SR PU SMT Microcontroller read strobe active low 77 DVSS Ground Ground pin for internal digital circuitry 78 RD7 Inout DRAM data 7 79 RD6 Inout DRAM data 6 80...

Page 24: ...d pin for internal digital circuitry 103 CLK Output 2 16MA SR DRAM clock 104 CLE Output 2 16MA SR DRAM clock enable 105 RA11 Output 2 16MA SR DRAM address bit 11 or audio serial data 3 channel 7 8 106...

Page 25: ...3 125 DVSS Ground Ground pin for internal digital circuitry 126 RD31 Inout 2 16MA SR PU PD SMT DRAM data 31 127 RD30 Inout 2 16MA SR PU PD SMT DRAM data 30 128 RD29 Inout 2 16MA SR PU PD SMT DRAM data...

Page 26: ...rtA 1 147 RD16 Inout 2 16MA SR PU PD SMT DRAM data 16 Videoin Data PortA 0 148 ABCK Output 4MA Audio bit clock 149 ALRCK Inout 4MA PD SMT 1 Audio left right channel clock 2 Trap value in power on rese...

Page 27: ...Analog chroma output 165 DACVDDB Power 3 3V power pin for VIDEO DAC circuitry 166 YUV2 Y Output 4MA SR Video data output bit 2 167 DACVSSB Ground Ground pin for VIDEO DAC circuitry 168 YUV3 CVBS Outp...

Page 28: ...197 SLCK Output RF serial clock output 198 BDO Input Flag of defect data input status 199 ADCVSS Ground Ground pin for ADC circuitry 200 ADIN Analog Input General A D input 201 RFSUBI Analog Input RF...

Page 29: ...194 195 196 197 198 199 200 201 202 YUV4 G YUV6 R YUV7 RFRP_DC FEI RFLEVEL HRFZC PRST VFO13 DVDD3 DVSS IDGATE SDATA DVDD3 CSO PWM2VREF BDO UDGATE SDEN WOBSI SLCK TEI PWMVREF ADIN RFSUBI TEZISLV DVDD2...

Page 30: ...des interface between the input servo signals and the Servo DSP It has built in ADCs to digitize the servo control signal and DACs to provide signals for the actuator and sledge motor It also has a se...

Page 31: ...e Saturation adjustment and edge enhancement Reading and decoding SPU and OSD data from DRAM buffer Generating hardware cursor image Merging the video data SPU OSD and cursor Video Processor The Video...

Page 32: ...stream Audio Interface Audio interface consists of Audio Output Interface and Microphone Input Interface Audio Output Interface The MT1379 can support up to 8 channel audio outputs The output formats...

Page 33: ...DDA Analog Supply voltage 0 3 to 3 6 V VIN Input Voltage 0 3 to 5 5 V VOUT Output Voltage 0 3 to VDD3 0 3 V Ta Ambient Temperature 0 to 70 C DC Charateristics Symbol Parameters Min Typ Max Unit VIH In...

Page 34: ...eration to allow data to be read from or programmed into any sector not being erased n Sector Protection Any combination of sectors may be locked to prevent program or erase operations within those se...

Page 35: ...REGISTER DQ 15 0 A 18 0 A 1 VCC DETECTOR TIMER ERASE VOLTAGE GENERATOR AND SECTOR SWITCHES PROGRAM VOLTAGE GENERATOR ADDRESS LATCH X DECODER Y DECODER 8 Mb FLASH MEMORY ARRAY Y GATING DATA LATCH I O B...

Page 36: ...34 33 32 31 30 29 48 47 46 45 28 27 26 25 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 21 22 23 24 A11 A10 A9 A8 NC NC WE RESET NC NC RY BY A18 A17 A7 A6 A5 A15 A14 A13 A12 A4 A3 A2 A1 DQ7 DQ14...

Page 37: ...f consecutive read or write cycles initiated by a single control command Burst length of 1 2 4 8 or Full page and the burst count sequence sequential or interleave A burst of read or write cycles in p...

Page 38: ...ite Enable RAS CAS and WE define the operation Refer function truth table for details LDQM UDQM Data Input Output Mask Controls output buffers in read mode and masks input data in write mode DQ0 DQ15...

Page 39: ...olumn Pre Decoders Column Add Counter Row active Column Active Burst Counter Data Out Control CAS Latency Internal Row counter DQ0 DQ1 DQ14 DQ15 refresh Self refresh logic timer Pipe Line Control I O...

Page 40: ...SDATA URST PWMOUT2 C337 471 C359 104 C314 104 C333 105 C334 105 C335 105 C336 105 C332 105 DVDRFIP M A MB DD CC BB AA MD MC C324 104 C338 153 R324 15K MDI1 LDO2 LDO1 R325 10K R326 10K ENDM STBY C323...

Page 41: ...212 RFDTSLVP 213 RFDTSLVN 214 RFIN 215 RFIP 216 U201 MT1379E_216 JITFN V25 FG A8 A9 A10 A11 A12 A13 A14 A15 AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0 A0 A1 A2 A3 A4 A5 A6 A7 A16 A17 A18 A19 A20 DRD DWR DCE VSCK...

Page 42: ...04 R263 DNS R275 DNS CVS L221 FBSMT V214 3906 R294 75R V211 3906 R292 75R VCC VCC DV33 C235 104 V209 3906 R296 75R Y C C Y C273 106 AGND C254 27pF C2125 27pF VGND ACLK SACLK ABCK SBCLK ALRCK SLRCK ASD...

Page 43: ...201 BAT54S 2 1 3 D204 BAT54S DGND DGND GND C2116 104 TC234 T10uF 25V TC220 T100uF 10V C2118 104 MGND MGND 5VA vout 1 vout 5 GND 2 ce 4 vin 3 U215 RT9701 TC231 T100uF 10V C2106 104 TC219 T100uF 10V C21...

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Page 48: ...X401 455E C402 151 C403 151 V33 KI0 23 KI1 24 KI2 1 KI3 2 KI4 3 KI5 4 KI6 5 KI7 6 OSC1 11 OSC0 10 VDD 8 REM 7 KI O0 21 KI O1 20 KI O2 19 KI O3 18 KI O4 17 KI O5 16 KI O6 15 KI O7 14 SEL 9 VSS 12 CSS...

Page 49: ......

Page 50: ...GND2 I C SAND NC4 I C I C VP1 GND1 VO R Y VO B Y NC2 VI B Y NC1 VI R Y C78 22n B VCOM 1 1 C52 2 2u B T F T _ 13V 1 1 R81 68k C77 0 1u B C64 1u B R94 75R C51 2 2u B C94 0 1u C65 1u B C50 0 01u B J1 CO...

Page 51: ...D VCO1 VCO0 AGND RESET HD0T1 UONS W H HPOS4 HPOS3 HPOS2 HOPS1 PN1 VDD VSS R62 OPEN R14 22k C101 10u 25V R15 1M R13 47k C14 0 1u L3 10uH C97 0 1u R16 68k D1 RB005H C3 10u 25V C15 5 6 0 P R22 OPEN CPH3...

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Page 57: ...03 7 R226 R239 R242 R265 R277 16 SMD RESISTOR 1 16W 5 1K 5 0603 1 R2132 17 SMD RESISTOR 1 16W 8 2K 5 0603 1 R209 18 SMD RESISTOR 1 16W 10K 5 0603 23 R214 R235 R237 R264 R276 R2108 R2115 R2122 R2134 R2...

Page 58: ...20 C262 C270 C267 50 SMD CAPACITOR 50V 391 10 0603 1 C342 51 SMD CAPACITOR 50V 471 10 0603 3 C291 C312 C337 52 SMD CAPACITOR 50V 102 10 0603 7 C241 C244 C293 C296 C2126 53 SMD CAPACITOR 50V 152 10 060...

Page 59: ...VD219 VD22 0 VD302 VD221 VD226 73 SMD VOLTAGE REGULATOR DIODE 5 6V0 2W SOD 323 1 VD215 74 SMD SCHOTTKY DIODE SS34 1 VD217 75 SMD SCHOTTKY DIODE MBRS340 1 VD214 75 1 SMD SCHOTTKY DIODE 1N5819 HOMEMADE...

Page 60: ...JK202 JK203 JK208 109 AV SOCKET PJ 327 YELLOW 1 JK207 110 AV SOCKET PJ 327 WHITE 1 JK204 111 HEADPHONE SOCKET ST 202A 050 100 YELLOW 1 JK206 2 MAIN PANEL MATERIAL SPECIFICATIONS PART NUMBER QUANTITY L...

Page 61: ...S SPOT TESTING 1M 4 7M 17 SMD RESISTOR 1 16W 4 7M 5 1 RB37 18 SMD CAPACITOR 50V104 20 0603 7 CB11 CB13 CB16 CB19 CB20 18 1 SMD CAPACITOR 50V 104 80 20 0603 7 CB11 CB13 CB16 CB19 CB20 19 SMD CAPACITOR...

Page 62: ...D RESISTOR 1 16W 22K 5 0603 3 R14 R59 R49 15 SMD RESISTOR 1 16W 27K 5 0603 1 R26 16 SMD RESISTOR 1 16W 33K 5 0603 3 R87 R89 R57 17 SMD RESISTOR 1 16W 47K 5 0603 2 R13 R56 18 SMD RESISTOR 1 16W 56K 5 0...

Page 63: ...C5 C7 C9 C37 C63 C68 C100 C103 C61 C8 2 48 SMD INDUCTOR 1 5UH 10 3216 1 L7 49 SMD INDUCTOR 10UH 10 2012 7 L1 L2 L3 L4 L5 L12 L13 50 SMD RESISTOR 1 10W 0 5 0805 1 L15 51 SMD INDUCTOR 47uH 10 3216 1 L14...

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