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BBK BBK931S, Руководство по обслуживанию, Страница: 49 / 59

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Содержание BBK931S

Страница 1: ...SERVICE MANUAL BBK931S...

Страница 2: ...ING AND DISASSEMBLING THE MECHANISM UNIT 6 1 DISASSEMBLY PROCEDURE 6 2 TERMINAL PCB 6 3 CLAMP PLATE UNIT 6 4 TRAY 6 5 TRAVERSE BLOCK 6 6 TRAVERSE GEAR 6 7 OPTICAL PICKUP UNIT 6 7 1 PRECAUTIONS IN OPTI...

Страница 3: ...r to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as alminum foil to prevent electrostatic cha...

Страница 4: ...3 Precaution of L aster Diode 3...

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Страница 7: ...ng transportation and before 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 t...

Страница 8: ...6 ASSEMBLING AND DISASSENBLING THE MECHANISM UNIT 6 1Disassembly Procedure 6 2 Terminal P C B 1 Unscrew the screws 2 Remove the solders 3 Remove the connectors...

Страница 9: ...6 3 Clamp Plate Unit 1 Spread the stopper with hand to silde the tabs and remove the clamp plate unit 6 4 Tray 1 Lift the tray...

Страница 10: ...e block while spreading the hook of the mechanical chassis chassis unit 2 Disengage the tabs from the holes of the mechanical chassis unit 6 6 Traverse Gear 1 Disengage the tabs from the traverse gear...

Страница 11: ...Remove the connectors 5 7 Terninal P C B 1 Unscrew the screws 2 Remove the solders 3 Remove the connectors 6 7 Optical Pickup Unit 1 Unscrew the screws 2 Remove the spring holders and the springs 3 Pu...

Страница 12: ...touch laser diode actuator and their peripheries 2 Do not use tester to check laser diode Laser diode can be damaged easily 3 The use of soldering iron with anti static feature is recommended when pr...

Страница 13: ...8 Disassenbling the Middle Chassis 1 Remove the holders pins 2 Remove the tab 3 It lifts while pulling it in the direction of the arrow 6 9 Disassenbling the Traverse Gear A 1 Remove the traverse gear...

Страница 14: ...atibility 1 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...

Страница 15: ...illoscope to the video output 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...

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Страница 19: ...0 SEL_PLL0 TSD1 SEL_PLL1 TDMFS TDMCLK TDMDR TDMTSC TWS SEL_PLL2 VC33 LA4 LA5 LA6 LA7 LA8 LA9 VSS VC25 LA10 LA11 LA12 LA13 LA14 LA15 LA16 VSS VC33 LA17 LA18 LA19 TDMDX RSEL VSS TSD2 SPDIF SEL_PLL3 NC V...

Страница 20: ...Select PLL1 input See the table TSD0 33 O Audio transmit serial data output 0 SEL_PLL0 I Select PLL0 TSD1 36 O Audio transmit serial data output 1 SEL_PLL2 I Select PLL2 See the table for pin number...

Страница 21: ...ground with 0 1 F YUV 2 108 O YUV output data bus CDAC O Modulated chrominance output YUV 3 109 O YUV output data bus COMP I Compensation pin YUV 4 110 O YUV output data bus RSET I Full scale video DA...

Страница 22: ...EAUX2 2 I O I O x HD 11 135 I O Host data bus I O 11 EAUX2 3 I O I O x HD 12 136 I O Host data bus I O 12 EAUX2 4 I O I O x HD 13 137 I O Host data bus I O 13 EAUX2 5 I O I O x HD 14 140 I O Host data...

Страница 23: ...11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 82 8...

Страница 24: ...mode 1 Serial DSC mode AUX1 5 38 I O Auxiliary bus 1 AUX1 6 39 I O Interrupt input to modem subsystem AUX1 7 40 I O Auxiliary bus 1 IR I IR interrupt input VSSAA 41 51 I Audio Analog Ground VCM 42 I A...

Страница 25: ...en selected 144 O DCI interface parity error output DCI_ERR when selected 149 I DCI interface acknowledge input DCI_ACK active low when selected 150 O DCI interface clock output DCI_CLK when selected...

Страница 26: ...nsmit data output TDMDX 28 I TDM receive data input TDMDR 29 I TDM clock input TDMCLK 30 I TDM frame sync TDMFS 31 O TDM output enable TDMTSC Video Interface 106 O YUV 0 output O Camera YUV 2 output 1...

Страница 27: ...e changes in previously locked sectors Top or bottom boot block configurations available Embedded Algorithms Embedded Erase algorithm automatically preprograms and erases the entire chip or any combin...

Страница 28: ...me ns tACC 55 70 90 120 Max CE access time ns tCE 55 70 90 120 Max OE access time ns tOE 30 30 35 50 Input Output Buffers X Decoder Y Decoder Chip Enable Output Enable Logic Erase Voltage Generator PG...

Страница 29: ...15 32 17 31 30 29 28 27 26 25 24 23 22 21 20 19 18 A11 A9 A8 A13 A14 A17 WE VCC RESET A16 A15 A12 A7 A6 A5 A4 OE A10 CE DQ7 DQ6 DQ5 DQ4 DQ3 VSS DQ2 DQ1 DQ0 A0 A1 A2 A3 1 31 30 2 3 4 5 6 7 8 9 10 11 1...

Страница 30: ...rite enable RESET Hardware reset pin active low not available on Am29F002NB VCC 5 0 V single power supply see Product Selector Guide for device speed ratings and voltage supply tolerances VSS Device g...

Страница 31: ...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 co...

Страница 32: ...ble 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 In...

Страница 33: ...re 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...

Страница 34: ...Ambient Temperature TA 40 85 C Storage Temperature TSTG 55 125 C Voltage on Any Pin relative to VSS VIN VOUT 1 0 4 6 V Voltage on VDD relative to VSS VDD VDDQ 1 0 4 6 V Short Circuit Output Current IO...

Страница 35: ...ated with single point regulation Each of these regulators can deliver up to 1 5 amperes of output current The internal current limiting and thermal shutdown features of these regulators make them ess...

Страница 36: ...Y3 KEY4 GND SW4 SW3 SW2 MSW GND SEG12 SEG13 SEG14 SEG15 SEG16 VCC KEY4 KEY3 KEY2 KEY1 25V FIL FIL SEG1 SEG2 SEG3 VFDST VFDCK VFDAT IR GND GND C405 104 R415 100 IR VCC R405 33K R401 33K R402 33K R403 3...

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Страница 38: ...F 50V TC506 1000uF 10V TC505 1000uF 10V TC509 1000uF 10V TC510 1000uF 10V 2 3 4 1 5 CN501 XS05 D508 HER105 C507 101 TC503 470uF 16V R511 220R 1W FB 4 GND 1 D 2 VCC 3 U501 5L0380R R507 1K R504 1M R501...

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Страница 40: ...C603 4 7uF 16V TC606 22uF 16V TC604 4 7uF 16V TC601 4 7uF TC602 4 7u 12VA C619 102 R628 4 7K R620 10K R633 10ohm 0 25W TC615 100uF 25V C601 104 R632 10ohm 0 25W TC616 100uF 25V C602 104 12V 12VA 12V 1...

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Страница 42: ...15 Pr Pb Y HS VS R704 100R R705 100R VGND 1 2 3 4 5 6 7 8 9 10 11 12 JK703 AV8 C 1 2 3 4 5 6 JK702 RCA 407 VGND 1 2 3 4 5 6 7 JK704 VGND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24...

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Страница 44: ...22pF DQ2 19 DQ1 17 DQ0 15 DQ8 16 OE 14 A7 4 A1 10 VSS 13 A4 7 RY BY 1 A18 2 A17 3 A6 5 A5 6 A3 8 A2 9 A0 11 CE 12 DQ10 20 DQ3 21 DQ11 22 DQ9 18 DQ5 26 DQ6 28 DQ7 30 DQ14 29 DQ15 A_1 31 A9 41 A15 35 V...

Страница 45: ...A3 9 A4 8 A5 7 A6 6 A7 5 A8 27 A9 26 A10 23 OE 24 CE 22 A11 25 D0 13 D1 14 D2 15 D3 17 D4 18 D5 19 D6 20 D7 21 A12 4 A13 28 A14 29 A15 3 A16 2 A17 30 A18 31 A19 1 VCC 32 GND 16 U208 27C080 RESET 1 CL...

Страница 46: ...GND AGND R2123 1K R2121 1K R2120 1K R2117 1K R2124 1K R2122 1K R2119 1K R2118 1K R2111 100K R2112 100K R2113 100K R2114 100K MUTE 1 Q208 2SC1815 Y Q207 2SC1815 Y Q205 2SC1815 Y Q206 2SC1815 Y R2127 1K...

Страница 47: ...0323A601R L317 VLP0323A601R L318 VLP0323A601R L319 VLP0323A601R L331 VLP0323A601R L332 VLP0323A601R L333 VLP0323A601R L334 VLP0323A601R L335 VLP0323A601R L336 VLP0323A601R L337 VLP0323A601R L338 VLP03...

Страница 48: ...DR11 CPUADR4 CPUADR5 CLK16M R372 47K R373 47K CPUADR0 CPUADR1 CPUADR2 CPUADR3 NROMCS NSODCCS NWEL NRD WAITSODC GND R339 OPEN R337 OPEN R338 10K R336 10K R342 OPEN R377 OPEN R341 OPEN R340 OPEN CPU3 3V...

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Страница 51: ...361 R362 R2105 R210 6 R2117 R2128 13 CHIP RESISTOR 1 16W 4 7K 5 24 R201 R202 R204 R211 R215 R225 R313 R314 R330 R2104 R2130 R2131 R2134 R2135 R2138 R2139 R2142 R2143 R 2146 R2147 R2150 R2151 R2189 R21...

Страница 52: ...320 C322 C325 C326 C327 C329 C2112 C2115 C21 16 C2118 C2121 C2124 C2127 42 CHIP CAPACITOR 50V 122 10 0603 6 C2122 C2129 C2130 C2133 C2135 C2136 43 CHIP CAPACITOR 50V 222 10 0603 2 C318 C319 44 CHIP CA...

Страница 53: ...07 66 IC AT24C01A SOP 1 U202 67 IC ES6018F QFP 1 U201 68 IC MN102H60GHC LQFP 1 U302 69 IC MN103S26EGA LQFP 1 U301 70 IC BA033FP TO252 3 1 U305 71 IC LM1117MP 1 8 SOT 223 1 U304 72 IC V6300F SOT 23 5L...

Страница 54: ...AMIC CAPACITOR CT81 400V221 10 10mm 1 BC503 17 TERYLENE CAPACITOR 100V 223 10 5mm 1 C506 18 TERYLENE CAPACITOR 275V 104 20 15mm 1 BC501 18 1 TERYLENE CAPACITOR 275V 104 10 15mm 1 BC501 19 CD GZ16V100U...

Страница 55: ...40mH 20 10 13 1 L502 38 PHOTO ELECTRIC COUPLER NEC2561 1 U502 38 1 PHOTO ELECTRIC COUPLER PC817 1 U502 38 2 PHOTO ELECTRIC COUPLER NEC2501 1 U502 38 3 PHOTO ELECTRIC COUPLER HS817 1 U502 38 4 PHOTO EL...

Страница 56: ...50V 102 20 5mm 6 C701 C706 7 PORCELAIN CAPACITOR 50V 104 20 5mm 2 C710 C711 7 1 PORCELAIN CAPACITOR 50V 104 80 20 5mm 2 C710 C711 8 CD CD11 16V220U 20 6 12 2 5 1 TC701 9 MAGNETIC BEAD INDUCTANC E RH35...

Страница 57: ...C605 C606 13 PORCELAIN CAPACITOR 50V 561 10 5mm 2 C610 C612 14 PORCELAIN CAPACITOR 50V 103 10 5mm 4 C603 C604 C616 C619 15 PORCELAIN CAPACITOR 50V 104 20 5mm 7 C601 C602 C609 C622 C623 C613 C614 16 P...

Страница 58: ...00 5 1 R415 4 1 CARBON FILM RESISTOR 1 4W100 5 SHAPED 10 1 R415 5 CARBON FILM RESISTOR 1 4W10K 5 7 R406 R410 R416 R417 5 1 CARBON FILM RESISTOR 1 4W10K 5 SHAPED 10 7 R406 R410 R416 R417 6 CARBON FILM...

Страница 59: ...MATERIAL SPECIFICATIONS quantity location specification 1 CHIP RESISTOR 1 16W 33K 5 8 R401 R404 R411 R414 2 CHIP CAPACITOR 50V 101 5 NPO 0603 3 C403 C404 C406 3 CHIP CAPACITOR 50V 103 10 0603 2 C401 C...

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