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SERVICE MANUAL

DV962S

Содержание DV962S

Страница 1: ...SERVICE MANUAL DV962S...

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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: ...Front Panel Illustration 3 2 5 6 4 7 8 2 Disc tray 8 MIC VOLUME knob 9 3 IR SENSOR button MIC jack 9 POWER switch 5 OPEN CLOSE button 6 PLAY button PAUSE STOP button 7 4 Display window...

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...

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Страница 13: ...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 14: ...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 15: ...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 16: ...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 17: ...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 18: ...nce memory system applications 3 3V power supply LVTTL compatible with multiplexed address two banks operation MRS cycle with address key programs CAS Latency 2 3 Burst Length 1 2 4 8 full page Burst...

Страница 19: ...column addresses are multiplexed on the same pins Row address RA0 RA10 column address CA0 CA7 BA Bank Select Address Selects bank to be activated during row address latch time Selects bank for read w...

Страница 20: ...tion without notice Bank Select Data Input Register 512K x 16 512K x 16 Sense AMP Output Buffer I O Control Column Decoder Latency Burst Length Programming Register Address Register Row Buffer Refresh...

Страница 21: ...grates 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...

Страница 22: ...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 programmin...

Страница 23: ...e 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...

Страница 24: ...EG7 KS7 17 SEG8 KS8 18 SEG9 KS9 19 SEG10 KS10 20 SEG11 21 SEG12 GR7 22 VDD 25 GND 26 GR5 24 GR4 27 GR3 28 GND 29 GR2 30 GR1 31 GND 32 U401 PT6961 LEDAT LEDCK LEDST KEY1 KEY2 KEY3 S1 S2 S3 S4 S5 S7 S10...

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Страница 26: ...0V TC506 1000uF 10V TC505 1000uF 10V TC510 1000uF 10V D508 HER105 TC503 470uF 16V R511 330R 1W R507 1K R501 680K 2W D510 SR560 D506 HER105 D509 1N4007 D511 HER105 3 3V TC513 100uF 16V D503 1N4007 A 1...

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Страница 28: ...9 47uF 16V R629 27K 1 2 TC605 22U 16V TC603 4 7U 16V 9VA C619 102 R628 4 7K R620 10K R633 10R1 6W TC615 100U 16V C601 104 R632 10R1 6W TC616 100U 16V C602 104 9V 9VA 9V 9VA C622 104 C623 104 OKA TC610...

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Страница 30: ...9 330R R710 2 2K 10V A 10V AGND PDAT0 V703 8050 R711 1K R712 2 2K A 10V PDAT2 C716 104 AGND VCC AGND R707 A 10V AGND AGND VCC PDAT0 10V VGND VGND Pr L709 FBSMT L708 FBSMT L707 FBSMT Y1 Pb VGND GREEN B...

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Страница 32: ...A16 A15 A14 A13 A12 A11 A10 A9 A20 PCE A1 PRD AD0 AD1 AD2 AD3 AD4 AD5 AD6 A21 AD7 A17 A0 V18 VSCK VSDA VSTB SCL SDA RXD TXD URST IR DQM0 DQS0 DQ7 DQ6 DQ5 DQ4 DQ3 DQ2 DQ1 DQ0 DQ15 DQ14 R213 1K DQ9 DQ10...

Страница 33: ...TC203 10uF 16V A5VV VGND R222 0R DNS XI Q204 9016 RAS 17 CS 18 CAS 16 CKE 34 A0 21 A1 22 A2 23 A3 24 A4 27 A5 28 A6 29 A7 30 A8 31 A9 32 A10 20 BA A11 19 CLK 35 DQ7 12 DQ6 11 DQ5 9 DQ4 8 DQ3 6 DQ2 5 D...

Страница 34: ...4 9V AGND SDATA2 SDATA1 SDATA0 SLRCK SACLK SBCLK SCL SDA RESET LL RS RR LS LFE C R2132 20K C2116 102 OKA AGND R2156 20K R2136 6 8K R2148 6 8K R2152 6 8K R2153 6 8K R2154 6 8K R2155 6 8K C2122 122 C212...

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Страница 36: ...RESISTOR 1 16W 4 7K 5 0603 PCS 1 R409 0090012 SMD RESISTOR 1 16W 560 5 0603 PCS 1 R408 0090026 SMD RESISTOR 1 16W 22K 5 0603 PCS 1 R406 0310084 SMD CAPACITOR 50V 104 80 20 0603 PCS 3 C401 C402 C403 0...

Страница 37: ...K431C TO 92 PCS 1 U503 0210066 TERYLENE CAPACITOR 275V 104 20 15mm PCS 1 BC501 0210070 TERYLENE CAPACITOR 275V 104 10 15mm PCS 1 BC501 0200267 CERAMIC CAPACITOR CT81 250VAC221 20 10mm PCS 1 BC503 0200...

Страница 38: ...PORCELAIN CAPACITOR 50V 104 80 20 5mm PCS 7 C601 C602 C622 C609 C6 13 C614 C623 0200153 PORCELAIN CAPACITOR 50V 392 20 5mm PCS 2 C608 C615 0200117 PORCELAIN CAPACITOR 50V 561 80 20 5mm PCS 2 C610 C612...

Страница 39: ...CATION 0090001 SMD RESISTOR 1 16W 0 5 0603 PCS 36 L210 L215 R201 R204 R 212 R228 R234 R236 R24 5 R247 R222 R251 R255 R257 R258 R298 R299 R3 03 R318 R331 R2159 R29 7 R284 R286 R287 R290 R2183 R2107 R28...

Страница 40: ...C232 0310190 SMD CAPACITOR 50V 27P 5 NPO 0603 PCS 2 C275 C276 0310045 SMD CAPACITOR 50V 47P 5 NPO 0603 PCS 17 C262 C265 C266 C289 C 290 C292 C293 C295 C29 6 C298 C299 C2101 C210 2 C2104 C2105 0310047...

Страница 41: ...RIODE 8550C PCS 2 V306 V309 0780062 SMD TRIODE 9014C PCS 1 V310 0780033 TRIODE 9015C PCS 1 Q204 0780020 TRIODE C1815Y PCS 1 Q212 0780197 SMD TRIODE C1815 PCS 2 Q205 Q206 0780043 TRIODE 2SA1015 PCS 3 Q...

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