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SERVICE MANUAL

BBK917S

Содержание BBK917S

Страница 1: ...SERVICE MANUAL BBK917S...

Страница 2: ...SED VIEW AND PART LIST 4 5 2 BRACKET EXPLOSED VIEW AND PART LIST 6 6 ELECTRICAL CONFIRMATION 8 6 1 VIDEO OUTPUT LUMINANCE SIGNAL CONFIRMATION 8 6 2 VIDEO OUTPUT CHROMINANCE SIGNAL CONFIRMATION 9 7 MPE...

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...

Страница 4: ...5 6 7 8 9 10 11 12 13 14 11 PAUSE button POWER SUPPLY INPUT jack 6 REMOTE CONTROL SENSOR hole 5 POWER switch STOP button 10 12 CURSOR button 2 MIC VOLUME knob LED display window 7 PREV button 13 3 MIC...

Страница 5: ...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 6: ...5 1 Optical pickup Unit Explosed View and Part List Pic 1...

Страница 7: ...MIDDLE A 1 7 1EA2511A29400 GEAR MIDDLE B 1 8 1EA2744A03000 SHAFT SLIDE 1 9 1EA2744A03100 SHAFT SLIDE SUB 1 10 1EA2812A15300 SPRING COMP TYOUSEI 3 11 1EA2812A15400 SPRING COMP RACK 1 21 1EA0B10B20100 A...

Страница 8: ...t wheel 17 Pick up 5 gearwheel 18 switch 6 iron chip 19 Five pin flat plug 7 Immobility mechanism equipment 20 screw 8 Magnet 21 PCB 9 Platen 22 motor 10 Bridge bracket 23 Motor wheel 11 screw 24 scre...

Страница 9: ...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 10: ...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 11: ...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...

Страница 12: ......

Страница 13: ...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 14: ...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 15: ...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 16: ...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 17: ...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 18: ...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 19: ...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 20: ...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 21: ...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 22: ...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 23: ...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 24: ...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 25: ...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 26: ...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 27: ...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 28: ...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 29: ...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 30: ...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 31: ...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 32: ...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 33: ...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 34: ...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 35: ...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 36: ...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 37: ...r Sectors can be locked in system or via programming equipment Temporary Sector Unprotect feature allows code changes in previously locked sectors Unlock Bypass Program Command Reduces overall program...

Страница 38: ...ss time ns tACC 70 90 120 Max CE access time ns tCE 70 90 120 Max OE access time ns tOE 30 35 50 Input Output Buffers X Decoder Y Decoder Chip Enable Output Enable Logic Erase Voltage Generator PGM Vo...

Страница 39: ...12 DQ4 VCC DQ11 DQ3 DQ10 48 33 47 46 45 44 43 42 41 40 39 38 37 36 35 34 25 32 31 30 29 28 27 26 A1 A15 A18 A14 A13 A12 A11 A10 A9 A8 A19 NC WE RESET NC NC RY BY A17 A7 A6 A5 A4 A3 A2 1 16 2 3 4 5 6 7...

Страница 40: ...22 RESET A18 A17 A7 A6 A5 A4 A3 A2 A1 A0 CE VSS OE DQ0 DQ8 DQ1 DQ9 DQ2 DQ10 DQ3 DQ11 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 WE A19 A8 A9 A10 A11 A12 A13 A14 A15 A16 BYTE VSS...

Страница 41: ...16 bit mode CE Chip enable OE Output enable WE Write enable RESET Hardware reset pin RY BY Ready Busy output N A SO 044 VCC 3 0 volt only single power supply see Product Selector Guide for speed opti...

Страница 42: ...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 43: ...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 44: ...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 45: ...11 5 13 6 14 7B 7F 1 8B 8F 15 A 9 B 4 C 6 D 10 E 7 F 2 G 12 LED401 LTG 0239M OSC 1 DOUT 2 DIN 3 CLK 4 STB 5 K1 6 K2 7 K3 8 VDD 9 NC 13 SEG1 KS1 10 SEG2 KS2 11 SEG3 KS3 12 SEG4 KS4 14 SEG5 KS5 15 GR6...

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Страница 47: ...01 TC502 47uF 50V TC501 47uF 400V D505 HER107 C501 103 1KV C502 101 1KV L503 FB DGND 9V BC503 400V 221 BC503 400V 102 C508 101 C506 104 TC503 1000uF 16V TC505 1000uF 16V R501 470K 2W 220V BCN501 D501...

Страница 48: ......

Страница 49: ...6 U603 PT2399 TC611 4 7uF 16V 8V TC621 4 7uF 16V C616 103 R611 1K R634 10K MIC602 MIC601 8V 8V R625 50K AOL AOR DET OKA GND 10VA 5V VCC3 3 1 2 3 JK601 POWER SUPPLY C611 104 TC612 220uF 16V TC614 470uU...

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Страница 51: ...314 105 DNS RFO D A B C C B DD CC BB AA A D C323 104 C319 153 R307 15K MD11 LDO2 LDO1 R305 10K R306 10K ENDM STBY C322 104 C320 104 C321 104 TC305 47uF 16V C324 104 C327 104 C325 104 C326 104 RVCCIN R...

Страница 52: ...84 RD1 85 RD0 86 RWE 87 CAS 88 RAS 89 RCS 90 BA0 91 DVSS 92 RD15 93 RD14 94 RD13 95 RD12 96 DVDD3 97 RD11 98 RD10 99 RD9 100 RD8 101 DVSS 102 CLK 103 CLE 104 DMVSS 109 RA7 110 DVDD3 111 RA6 112 RA5 11...

Страница 53: ...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 DQ1 4 DQ2 5 DQ3 7 DQ4 8 DQ5 10 DQ6 11 DQ7 13 DQ8 42 DQ9 44 DQ10 45 DQ11 47 D...

Страница 54: ...C2116 102 AGND R2156 24K R2136 6 8K R2148 6 8K R2152 6 8K R2153 6 8K R2154 6 8K R2155 6 8K C2122 122 C2129 122 C2130 122 C2133 122 C2135 122 C2136 122 VLS 1 SDIN1 2 SDIN2 3 SDIN3 4 SCLK 5 LRCK 6 MCLK...

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Страница 57: ...16 SMD RESISTOR 1 16W 3 3K 5 1 R289 17 SMD RESISTOR 1 16W 4 7K 5 10 R222 R223 R245 R285 R2138 R2139 R2146 R2147 R2150 R2151 18 SMD RESISTOR 1 16W 6 8K 5 3 R2152 R2154 R2155 19 SMD RESISTOR 1 16W 8 2K...

Страница 58: ...C2 137 C2140 C2144 C2146 C23 6 C251 C253 42 SMD CAPACITOR 16V 105 80 20 0603 5 C315 C318 C2102 43 SMD CAPACITOR 10V 225 80 20 0805 1 C226 44 SMD CAPACITOR 10V 106 80 20 0805 1 C228 45 SMD CAPACITOR 5...

Страница 59: ...TERMINAL SOCKET AV2 8 4 6G 3 1 JK203 80 TESTING SWITCH DS1 C 1 SW301 80 1 TESTING SWITCH ESE11SV1 1 SW301 81 SOCKET 6P 2 0mm 2 XS201 XS303 82 FLAT CABLE 9P50 2 5 2 SOCKET WITH NEEDLE REVERSE 1 XS202 8...

Страница 60: ...07 4 D501 D502 D503 D504 28 DIODE HER107 1 D505 29 RADIATION DIODE 3R 4SD RED 1 LED501 30 SCHOTTKY DIODE SR560 DO 27 1 D507 31 PCB 5917 0 1 32 IC TEA1523P DIP 1 U501 33 IC LM431ACZ TO 92 1 U503 33 1 I...

Страница 61: ...1 16W 0 5 1 R627 25 SMD RESISTOR 1 16W 560 5 2 R603 R604 26 SMD RESISTOR 1 16W 1K 5 7 R601 R602 R607 R608 R611 R619 R626 27 SMD RESISTOR 1 16W 3 3K 5 1 R645 28 PRECISION SMD RESISTOR 1 16W 3 9K 1 1 R6...

Страница 62: ...1 R401 5 PORCELAIN CAPACITOR 50V 104 20 5mm 3 C401 C403 5 1 PORCELAIN CAPACITOR 50V 104 80 20 5mm 3 C401 C403 6 CD CD11C 16V100U 20 6 7 2 5 3 TC401 TC403 7 DIODE 1N4148 4 D401 D404 8 IC PT6961 SOP 1 U...

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