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BBK DL373D, Service Manual

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BBK DL373D Service Manual Download Page 28

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VCC1

A

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U1

IR3Y29BM

1

2

3

4

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7

8

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10

11

12

13

14

15

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39

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41

42

43

44

45

46

47

48

TRAP

CONTRAST

VIDEO IN

IDENT FILTER

C IN

COLOR

BURST OUT

KILLER FILTER

R-Y

B-Y

ACC FILTER

CHROMA OUT

TINT

VCO IN

APC FILTER

VCO OUT

GND1

GND2

R OUT

R DC DET

G OUT

G DC DET

VCC2

B OUT

B DC DET

GM2

GM0

RGB AMP. ADJ

BRIGHT

SBB

SBR

COM FRP

FRP

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SYNC OUT

SYNC SEP

COM ADJ.

COM OUT

SW

B IN

G IN

R IN

VCC1

F ADJ

CLAMP

AGC FILTER

AGC OUT

PICTURE

C28

103K50

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R62 103J

R24

474J

R64 331J

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1

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1

Y2

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L8

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1802F

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C3

103K50

R4

333J

C11

105Z25

C22

150J50

R51 105J

C1

103K50

R43

OPEN

R17

203J

C9

103K50

C2

103K50

C16

104Z25

R30

750J

C5

103K50

R141

102J

R61 103J

TP9

1

TP16

1

C17

104Z25

C50

104Z25

R29

103J

TP25

1

R142

103J

C34

103K50

C36

104Z25

SBR1

VR103F

TP4

1

R11

223J

TP7

1

TP40

1

C41

473K16

C38

560J50

RGB1

VR103F

R9

123J

R36

152J

R5

153J

R44

562J

R21

203J

+

C62

10uF/16V Tan

R42

OPEN~331J

C25

682K50

C12

103K50

+

C27

OPEN

R57

331J

C7

103K50

C43

560J50

TP17

1

R41

103J

C23

104Z25

TP37

1

+

C40

10uF/16V Tan

J5

53261-0890

1

2

3

4

5

6

7

8

R3

393J

R48

OPEN

C24

120J50

TP28

1

TP34

1

C21

104Z25

+

C30

10uF/16V Tan

TP44

1

C14

105Z25

C45

330J50

R39

334J

TP11

1

R18

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ROUT

S2B-ZR

1

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C49

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C13

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1

2

3

4

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6

7

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O/P A

-I/P A

+I/P A

GND

+I/P B

-I/P B

O/P B

V+

+

CC15

10uF/1206

R22

223J

R35

302J

R38

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R25

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R16

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C

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8

7

ax

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a

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VSS

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GM2

VR103F

TP29

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R31

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LOUT

S2B-ZR

1

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OPEN

Q1

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C

C33

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3802-03

1

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GM0

RGB

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COL

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APC

CNT

GM2

BIN

GIN

GM0

COMO

APC

VCO

RIN

BRT

PIC

TINT

FRP

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SBR

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COMA

RGB

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SBB

COL

VCO

VCON

TINT

TIN

VCOP

TRAP

CVS

CVS/Y

CVS

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G

COMA

PIC

GM2

CNT

BRT

CVS/Y

VCC_D

VCC_L

VCC_C

VCC_C

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VGH

C

TRAP

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VCON

CVS/Y

C

Summary of Contents for DL373D

Page 1: ...SERVICE MANUAL DL373D ...

Page 2: ...TATIC E LE CTR ICITY DIS CHAR 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 8 S CHE MATIC PCB WIR ING DIAGR AM 17 9 S PAR E PAR TS LIS T 33 7 2 MT1389 8 7 3 U214 HY29F800 11 7 4 HY57V641620HG 14 3 CONTR OL BUTTON LOCATIONS AND E XPLANATIONS 2 ...

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 a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static ESD protected can generate ele...

Page 4: ...Y button SELECT button 13 NEXT button RIGHT direction arrow 14 STOP button UP direction arrow 17 15 Panel Switch Button 16 Browser Button Press once to switch to Direction Buttons function Press twice to switch to Virtual Keyboard function 11 14 2 1 17 16 15 13 3 5 7 9 6 8 10 4 12 18 19 18 19 Vol Adjust the volume of headphone an d speaker Vol Adjust the volume of headphone and speaker PICTURE but...

Page 5: ...Control Button Locations and Explanations Continued ...

Page 6: ...e 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 use a tester to check the laser diode for the optical pickup Failure to do so willdamage the laser diode due to the power supply in the tester 4 2 Handling precautions for Traverse Unit Optical Pick...

Page 7: ...Connect 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 Title 46 DVDT S15 PLAY Title 12 DVDT S01 DVDT S15 or DVDT S01 Mode Disc Measuring equipment tools 200mV dir 10 sec dir 1000mVp p 30mV Confirmation value ...

Page 8: ...utput 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 S01 DVDT S15 or DVDT S01 Mode Disc Measuring equipment tools Confirmation value Screwdriver Oscilloscope 200mV dir 10 sec dir 621mVp p 30mV ...

Page 9: ......

Page 10: ...egrates the MediaTek 2nd generation front end analog RF amplifier and the Servo MPEG AV decoder The progressive scan of the MT1389 utilized a proprietary advanced motion adaptive de interlace algorithm to achieve the best movie video playback It can easily detect 3 2 2 2 pull down source and restore the correct original pictures It also supports a patent pending edge preserving algorithm to remove...

Page 11: ... output or digital output Embedded Micro controller Built in 8032 micro controller Built in internal 373 and 8 bit programmable lower address port 1024 bytes on chip RAM Up to 4M bytes FLASH programming interface Supports 5 3 3 Volt FLASH interface Supports power down mode Supports additional serial port DVD ROM CD ROM Decoding Logic High speed ECC logic capable of correcting one error per each P ...

Page 12: ...ne echo Microphone tone control Vocal mute vocal assistant Key shift up to 8 keys Chorus Flanger Harmony Reverb Channel equalizer 3D surround processing include virtual surround and speaker separation TV Encoder Six 108MHz 12bit DACs Support NTSC PAL BDGHINM PAL 60 Support 525p 625p progressive TV format Automatically turn off unconnected channels Support PC monitor VGA Support Macrovision 7 1 L1 ...

Page 13: ...peration 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 sectors n Temporary Sector Unprotect Allows changes in locked sectors requires high voltage on RESET pin n Internal Erase Algorithm Automatically erases a sector any combination of sectors or the entir...

Page 14: ... 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 BUFFERS I O CONTROL RESET DQ 15 0 A 18 0 A 1 RY BY ...

Page 15: ...5 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 DQ6 DQ13 DQ5 DQ12 DQ4 VCC DQ11 DQ3 DQ10 DQ2 DQ9 DQ1 DQ8 DQ0 A16 BYTE VSS DQ15 A 1 OE VSS CE A0 A6 A5 5 6 A4 A3 7 8 A2 A1 9 10 A0 CE 11 12 VSS OE 13 14 DQ0 DQ8 15 16 DQ1 DQ9 17 18 DQ2 DQ10 19 20 DQ3 ...

Page 16: ...of 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 progress can be terminated by a burst terminate command or can be interrupted and replaced by a new burst read or write command on any cycle This pipelined design is not restricted by a 2N rule FEATUR...

Page 17: ...rite 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 Data Input Output Multiplexed data input output pin VDD VSS Power Supply Ground Power supply for internal circuits and input buffers VDDQ VSSQ Data Output Power Ground Power supply for output buffers...

Page 18: ...Column 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 Buffer Logic Bank Select Sense AMP I O Gate CLK CKE CS RAS CAS WE UDQM LDQM 1Mx16 Bank 3 X decoders X decoders Memory Cell Array Y decoders X decoders 1Mx16 Bank 0 1Mx16 Bank 1 1Mx16 Bank 2 ...

Page 19: ... SCL 6 SDA 5 U101 AT24C16X4050 SDA SCL C103 104 DV33 R109 680R R110 680R C118 102 DNS C119 102 DNS EEPROM CPU5V C107 104 C108 104 L107 10uH 2012 AVCC VCC C106 104 DV33 R105 10K DV33 翻盖检测关闭开关 TRIN 2 3 4 1 5 6 8 9 10 7 11 12 14 15 16 13 17 18 20 21 22 19 23 24 26 27 28 25 29 30 XS101 XS30 AVCC SUBD SUBA A IOA DVDRFIP SPLRCK CCC B SUBB SUBC L116 FBSMT L113 FBSMT L112 FBSMT L111 FBSMT VR CD VR DVD MDI...

Page 20: ... STROBE R236 560R C269 104 Y0 FS 89V33 V18 L202 FBSMT DACVDD3 DV33 C212 104 TC205 10uF 16V Y1 DV33A Y2 Y3 Y4 Y5 Y6 R214 1K ALRCK ABCK ACLK R209 DNS R208 DNS R207 DNS R206 DNS ASDAT0 MUTE_DAC R205 DNS RST ASPDIF XI XO JITFO JITFN C261 0 47uF TC204 10uF 16V PLLVDD3 C260 0 047uF C259 0 047uF C251 1uF ADCVDD3 VREFN VREFP C258 20pF C257 1000pF R203 100K C211 104 C256 0 033uF C210 104 C209 104 C208 104 ...

Page 21: ...ut C306 104 L331 FCM2012 120T2A DNS C303 104 CVS L310 FBSMT V5V 2 3 4 1 5 6 8 7 XS302 XS08 L314 FBSMT RSOUT L311 FBSMT VGND BLGND BL9V C302 104 Y C C Y C308 104 AGND L320 FBSMT DNS L307 FBSMT L306 FBSMT L305 FBSMT L321 FBSMT DNS L322 FBSMT DNS L323 FBSMT DNS C323 DNS C324 DNS C330 27pF C331 27pF VGND ACLK SACLK ABCK SBCLK ALRCK SLRCK ASDAT0 SDATA0 STROBE 2 3 4 1 6 7 8 5 10 11 12 9 XS301 XS12 C325 ...

Page 22: ...C515 104 VD502 1N5819 TC516 2UF R539 10K R523 1K L509 FCM2012 120T2A C532 1UF C535 100PF C525 0 47UF C534 4700PF R522 100R C528 0 47UF C524 0 22uf R542 51K 2 1 3 VD508 BAT54S 2 1 3 VD505 BAT54S C508 104 TC507 10UF TC512 100uF 10V C533 27PF L512 2 2UH 20 CDRH5D18 C529 1UF C519 104 FB 2 SHDN 3 GND 4 COMP 1 LX 5 IN 6 FREQ 7 SS 8 U506 AAT1102 VO1 STBTA 5V TC508 10UF TC509 10UF 7 5V ZD502 BZT52C 11 1V ...

Page 23: ......

Page 24: ......

Page 25: ......

Page 26: ...WER V33 VSDA GND DV33 X401 455E C402 201 C403 201 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 22 DREN 13 U401 HT6222 VSDA VD401 1N4148 VD402 1N4148 VD403 1N4148 KI4 R401 10K V401 8550 KIO0 KI4 SW412 SW1 SW413 SW1 SW414 SW1 VD404 1N4148 VD405 1N4148 KIO4 KIO0 KIO3 ...

Page 27: ......

Page 28: ... 103K50 C36 104Z25 SBR1 VR103F TP4 1 R11 223J TP7 1 TP40 1 C41 473K16 C38 560J50 RGB1 VR103F R9 123J R36 152J R5 153J R44 562J R21 203J C62 10uF 16V Tan R42 OPEN 331J C25 682K50 C12 103K50 C27 OPEN R57 331J C7 103K50 C43 560J50 TP17 1 R41 103J C23 104Z25 TP37 1 C40 10uF 16V Tan J5 53261 0890 1 2 3 4 5 6 7 8 R3 393J R48 OPEN C24 120J50 TP28 1 TP34 1 C21 104Z25 C30 10uF 16V Tan TP44 1 C14 105Z25 C45...

Page 29: ...26PA 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 C66 104Z25 R91 000J R78 153J R145 101J C71 OPEN C76 104Z25 R112 472J R121 242J C39 104Z25 CC54 10uF 16V R79 102J Q3 XN4501 6 5 4 1 2 3 E1 B1 C2 C1 B2 E2 R70 104J R87 102J R80 102J R102 243J R71 103J L11 1R5uHA R106 101J VR1 VR103F R67 393J R93 102J R85 102J C47 10uF 16V Tan R146 101J R111 683J C70 222K50 R59 563J TP33 1 R96 ...

Page 30: ......

Page 31: ......

Page 32: ......

Page 33: ......

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Page 35: ... 1 R16 0090191 SMD RESISTOR 1 16W 39K 5 0603 PCS 3 R20 R67 R61 0090029 SMD RESISTOR 1 16W 47K 5 0603 PCS 2 R2 R109 0090030 SMD RESISTOR 1 16W 56K 5 0603 PCS 2 R1 R59 0090032 SMD RESISTOR 1 16W 68K 5 0603 PCS 2 R3 R111 0090193 SMD RESISTOR 1 16W 82K 5 0603 PCS 1 R108 0090034 SMD RESISTOR 1 16W 100K 5 0603 PCS 1 R70 0090200 SMD RESISTOR 1 16W 200K 5 0603 PCS 1 R75 0090205 SMD RESISTOR 1 16W 330K 5 0...

Page 36: ... J5 1940194 CABLE SOCKET 26P 0 5mm SMD WITH CLASP PCS 1 JP5 0700072 SMD VOLTAGE REGULATOR DIODE 6 8V150mW SOD 323 PCS 1 D3 0700007 SMD DIODE 1N4148 PCS 1 D1 1631638 PCB C373A 4 PCS 1 2 SUBSIDIARY POWER BOARD ATERIAL COD MATERIAL NAME SPECIFICATIONS UNIT QUANTITY LOCATION 0310084 SMD CAPACITOR 50V 104 80 20 0603 PCS 2 C501 C502 0310549 SMD CERAMIC CAPACITOR 25V 106 80 20 1210 PCS 1 TC501 1870021 PO...

Page 37: ...0230 SMD CAPACITOR 50V 474 80 20 0603 PCS 4 CB4 CB5 CB14 CB15 0310379 SMD CAPACITOR 25V 474 80 20 0603 PCS 4 CB4 CB5 CB14 CB15 0310217 SMD CAPACITOR 16V 225 80 20 1206 PCS 3 CB1 CB2 CB10 0260200 CD CD11C 16V47U 20 5 7 2 PCS 1 CB3 0260181 CD CD11 16V220U 20 6 12 C5 PCS 2 CB7 CB6 0410139 CHOKE COIL VERTICAL 30UH 3A 15mm PCS 1 LB1 0780129 SMD TRIODE 8550D PCS 1 QB3 0780085 SMD TRIODE 8050D PCS 6 QB2 ...

Page 38: ...206 PCS 2 R3 R5 0090274 PRECISION SMD RESISTOR 1 10W 10K 1 0805 PCS 1 R13 0260247 CD GZ 16V1000U 20 10 20 5 PCS 2 C13 C14 0460352 SWITCHING POWER TRANSFORMER BCK2801A 730 PCS 1 T1 0680048 SCHOTTKY DIODE SR1060 TO 220 PCS 1 D2 0090494 PRECISION SMD RESISTOR 1 10W 27K 1 0805 PCS 1 R12 0570014 DIODE HER107 PCS 1 D1 1080011 PHOTOELECTRIC COUPLER HS817 PCS 1 IC2 0620025 RADIATION DIODE 3R 4SD RED PCS 1...

Page 39: ...S 1 U801 0880220 IC PT2222 SOP PCS 1 U801 0970003 CERAMIC RESONATOR 455E PCS 1 X801 1562146 PCB 8917 1 PCS 1 3030522 REMOTE CONTROLLER PANEL RC017GREY WHITE PCS 1 3040436 BOTTOM COVER OF REMOTE CONTROLLER RC017 GREY WHITE PCS 1 3050356 BATTERY CASE DOOR OF REMOTE CONTROLLER RC017 GREY WHITE PCS 1 3630135 ANODE SHRAPNEL OF REMOTE CONTROLLER RC017 PCS 1 3630136 CATHODE SHRAPNEL OF REMOTE CONTROLLER ...

Page 40: ...3U 20 7343 D PCS 1 TC506 0310375 SMD TANTALUM CAPACITOR 16V100UF 20 7343 D PCS 8 TC102 TC301 TC321 TC32 2 TC502 TC503 TC512 TC 518 0310548 SMD TANTALUM CAPACITOR 6 3V100UF 20 3528 B2 PCS 1 TC505 0310374 SMD TANTALUM CAPACITOR 16V47UF 20 6032 C PCS 1 TC315 0310390 SMD TANTALUM CAPACITOR 16V10U 20 3216 PCS 4 TC204 TC205 TC302 TC31 1 0310654 SMD CERAMIC CAPACITOR 25V106 80 20 Y5V1206 PCS 4 TC519 TC52...

Page 41: ...RH8D38 PCS 1 L503 0390328 SMD MAGNETIC CORE INDUCTOR 2 2UH 10 CDH5B18 PCS 1 L512 0390261 SMD MAGNETIC CORE INDUCTOR 5 4UH 20 CDRH5D18 PCS 1 L502 0700007 SMD DIODE 1N4148 PCS 4 VD101 VD301 VD303 0700001 SMD DIODE LS4148 PCS 4 VD101 VD301 VD303 0700002 SMD DIODE LL4148 PCS 4 VD101 VD301 VD303 0700056 SMD DUAL DIODE MMBD4148SE SOT 23 PCS 3 VD304 VD306 0700063 SMD DUAL DIODE MMBD4148CA SOT 23 PCS 1 VD...

Page 42: ...CKET 4P 1 0mm SMD PCS 1 XS102 1940152 SOCKET 8P 1 0mm SMD PCS 2 XS301 XS302 1940208 CABLE SOCKET 30P 0 5mm SMD WITH CLASP PCS 1 XS101 1940229 CABLE SOCKET 15P 0 5mm SMD WITH CLASP PCS 1 XS104 620067 DOUBLE COLOR RADIATION DIODE 2RG59PC RED AND GREEN 2 4 5 4 PCS 1 LED501 620086 DOUBLE COLOR RADIATION DIODE 2 5RG59HW A 5 RED AND GREEN PCS 1 LED501 1350062 TESTING SWITCH DS 24 PCS 1 SW501 1090049 TRA...

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