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SERVICE MANUAL

bbk969S

Содержание bbk969S

Страница 1: ...SERVICE MANUAL bbk969S...

Страница 2: ...UNIT 5 5 1 AUS S E MBLING THE ME CHANIS M UNIT 5 6 E LE CTR ICAL CONFIR MATION 7 6 1 VIDE O OUTPUT LUMINANCE S IGNAL CONFIR MATION 7 6 2 VIDE O OUTPUT CHR OMINANCE S IGNAL CONFIR MATION 8 7 MPE G BOAR...

Страница 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...

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Страница 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...

Страница 7: ...Traverse mechanism include Optical pickup unit Middle chassis combined traverse chassis 3 Mechanismchassis Tray 5 MotorPCB Clamp Plate RJB2720A 1 6 2 3 4 5...

Страница 8: ...h a soldering iron after a circuit is connected Keep the power source of the pick up protected from internal and external sources of electrical noise Refrain from operation and storage in atmospheres...

Страница 9: ...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...

Страница 10: ...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...

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Страница 12: ...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...

Страница 13: ...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...

Страница 14: ...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...

Страница 15: ...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...

Страница 16: ...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...

Страница 17: ...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...

Страница 18: ...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...

Страница 19: ...MT1336 PRELIMINARY SUBJ ECT TO CHANGE WITHOUT NOTICE MTK CONFIDENTIAL NO DISCLOSURE 48 IO6 49 IO7 50 IO8 51 IO9 52 IOA 53 IOB...

Страница 20: ...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...

Страница 21: ...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...

Страница 22: ...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...

Страница 23: ...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...

Страница 24: ...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...

Страница 25: ...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...

Страница 26: ...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...

Страница 27: ...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...

Страница 28: ...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...

Страница 29: ...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...

Страница 30: ...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...

Страница 31: ...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...

Страница 32: ...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...

Страница 33: ...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...

Страница 34: ...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...

Страница 35: ...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...

Страница 36: ...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...

Страница 37: ...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...

Страница 38: ...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...

Страница 39: ...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...

Страница 40: ...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...

Страница 41: ...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...

Страница 42: ...D C405 104 R415 100 IR CPU 3 3V R405 33K R401 33K R402 33K R403 33K R404 33K R406 1K R407 1K R408 1K R409 1K R410 1K R411 33K R412 33K R413 33K R414 33K GRID6 GRID5 GRID4 GRID3 GRID2 FIL FIL SEG16 SEG...

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Страница 44: ...SW1 GND SW901 C901 104 2 3 4 1 XS901 XS04 1 2 LED901 LED LIGHT...

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Страница 46: ...220R 1W R507 1K R515 1M R501 680K 2W IN 1 GND 2 OUT 3 U504 LM7805 TC508 100uF 16V SA 5V D510 HER303 ZD501 5 1V D506 1N4148 D509 SR303 D511 HER105 D512 HER105 2 3 4 1 5 6 8 9 10 7 CN502 XS10 TC513 100u...

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Страница 48: ...RN 17 V OUT 19 GND 21 A B IN 2 A COM 4 A A IN 6 FUNC SW 8 CONT 10 NC 12 RETURN 14 BLK I O 16 TRTURN 18 V IN 20 JK706 VJS3921 R704 4 7K R705 75R V701 8050 V702 8050 R708 33R R709 330R R710 2 2K 10V A 1...

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Страница 50: ...20K C330 104 L318 FBSMT L316 FBSMT L312 FBSMT L314 FBSMT L311 FBSMT L310 FBSMT L308 FBSMT L307 FBSMT L306 10uH L305 FBSMT L304 FBSMT L303 FBSMT L319 10uH L320 FBSMT L321 FBSMT L322 FBSMT L323 FBSMT L3...

Страница 51: ...57 0R A0 23 A1 24 A2 25 A3 26 A4 29 A5 30 A6 31 A7 32 A8 33 A9 34 A10 AP 22 A11 35 BA0 A13 20 BA1 A12 21 CLK 38 CKE 37 CS 19 RAS 18 CAS 17 WE 16 DQML 15 DQMH 39 NC 36 NC 40 VSS 54 VSS 41 VSS 28 DQ0 2...

Страница 52: ...TA 152 SPDIF 153 ASDATA0 154 ASDATA1 155 ASDATA2 156 APLLVSS 54 IOA20 53 IREF 1 PLLVSS 2 LPION 4 LPIOP 3 LPFON 5 LPFIP 6 LPFIN 7 LPFOP 8 JIT FO 9 JIT FN 10 PLLVDD3 11 FOO 12 TRO 13 TROPENPWM 14 PWMOUT...

Страница 53: ...22uF 16V TC249 22uF 16V TC246 4 7uF 16V DNS TC239 47uF 16V TC244 1uF 16V R2154 330R R2155 10K 9V R2156 150R R2152 1K VD205 1N4148 9V R2151 1K AGND VD206 1N4148 9V AGND MUTE 1 TC235 100uF 16V TC245 47...

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Страница 55: ...294 R2118 R2119 R2122 R2123 R2126 R2127 R2150 R21 51 R2152 R2158 R2160 R210 12 SMD RESISTOR 1 16W 1 5K 5 13 R237 R287 R289 R296 R298 R2 102 R2129 R2133 R2135 R2139 R2141 R2145 R2147 13 SMD RESISTOR 1...

Страница 56: ...CAPACITOR 50V 681 10 0603 12 C275 C276 C278 C280 C282 C2 87 C298 C2120 C2129 C2131 C2 136 C2138 42 SMD CAPACITOR 50V 102 10 0603 4 C233 C238 C239 C2148 43 SMD CAPACITOR 50V 472 10 0603 6 C277 C281 C29...

Страница 57: ...32 2 V301 V302 63 IC OPA2604AU SOP 3 U219 U220 U221 63 1 IC NJR5532 SOP 3 U219 U220 U221 64 IC MM74HCU04M SOP 1 U205 64 1 IC HCU04 SOP 1 U205 65 IC HY57V641620HGT 7 TSOP 1 U211 65 1 IC MT48LC4M16A2 7...

Страница 58: ...AIN CAPACITOR 1000V 101 10 7 5mm 1 C516 19 CERAMIC CAPACITOR CT81 400V 221 20 10mm 1 BC503 19 1 PORCELAIN CAPACITOR CT81 400V221 10 10mm 1 BC503 20 TERYLENE CAPACITOR 275V 104 20 15mm 1 BC501 20 1 TER...

Страница 59: ...1 47 SOCKET 5P 2 0mm 1 CN501 48 SOCKET 10P 2 5mm 1 CN502 49 SOCKET 2P 8 0mm 2 1 BCN501 50 CONNECTION CORDS 0 6 SHAPED 5mm 1 JP504 51 CONNECTION CORDS 0 6 SHAPED 10mm 5 JP501 JP502 JP503 JP505 D516 52...

Страница 60: ...FD HNV 06SS98 1 VFD401 17 LIGHT TOUCH RESTORE SWITCH HORIZONTAL 6 6 1 4 K401 K404 18 PCB 4969A 2 1 19 LED 3B3SC WHITE BLUISH 2 LED401 LED402 20 FLAT CABLE 5P 320 2 0 2 PLUG WITH L NEEDLE REVERSED 1 XS...

Страница 61: ...V 104 80 20 5mm 1 C710 14 SMD CAPACITOR 16V 104 10 0603 2 C708 C709 15 TRIODE S8050D 3 V701 V703 16 CD CD11 16V220U 20 6 12 2 5 5 TC701 TC703 TC706 17 CD CD110 16V220U 20 8 11 3 5 1 TC702 18 MAGNETIC...

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