SERVICE MANUAL
DL385DC
Страница 1: ...SERVICE MANUAL DL385DC...
Страница 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 WAV...
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: ...indicator 8 PREV Button 10 PLAYbutton PAUSE button 11 RIGHT direction arrow 12 UP direction arrow 15 13 14 2 1 3 5 14 17 16 15 18 19 7 9 6 8 10 11 1134 12 OPEN CLOSE button DVD READER button DOWN dir...
Страница 5: ...Button 12 8 CURSOR Buttons SELECT Button 9 Fall tone KEY Button 15 Switch the TV system between PAL NTSC and AUTO P N Button 17 Rise tone KEY Button 16 Adjusting sound field effects SF Button 19 Adju...
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: ...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 8: ...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 10: ...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 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 programmin...
Страница 12: ...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 13: ...n Automatic Erase Algorithm Preprograms and Erases Any Combination of Sectors or the Entire Chip n n n n n Erase Suspend Erase Resume Suspends an erase operation to allow reading data from or programm...
Страница 14: ...e d o m y b d n a t S e h t n i d e c a l p s i e c i v e d E O t u p n I w o L e v i t c a e l b a n E t u p t u O r o f d e t a g e n d n a s n o i t a r e p o d a e r r o f d e t r e s s A g n i r...
Страница 15: ...RY BY NC A 18 NC DQ 2 DQ 10 DQ 11 DQ 3 A 7 A 17 A 6 A 5 DQ 0 DQ 8 DQ 9 DQ 1 A 3 A 4 A 2 A 1 A 0 CE OE VSS 48 Ball FBGA Bottom View Standard TSOP48 A 11 A 10 5 6 A 9 A 8 7 8 A 19 NC 9 10 WE RESET 11 1...
Страница 16: ...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 17: ...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 18: ...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 19: ...ND DV33 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 GND SUBD SUBA A IOA DVDRFIP SPLRCK C B SUBB SUBC L116 0R L113 0R L112 0R L111 0R VR CD VR DVD MDI1 L...
Страница 20: ...LIMIT FG FG URST URST IR IR DQS0 VCC VCC DV33 DV33 COVER_SW COVER_SW POWEROFF_DET DV33 POWEROFF_DET LOWBAT_DET LOWBAT_DET VSDA VSDA SCL SDA SCL SDA L216 102BED DV33 DVDRFIP DVDRFIP SPLRCK SPLRCK SPLR...
Страница 21: ...HP C309 104 L318 FCM2012 120T2A PGND VDD AGND VCC C345 47uF 10V TC318 10uF 25V TC327 47uF 10V TC328 47uF 10V TC316 10uF 25V R343 1K AGND L325 FCM2012 120T2A IN 3 GND 2 OUT 1 U303 78L05 GND TC312 47uF...
Страница 22: ...0uH C412 0 22UF C440 220PF C442 470PF C418 105 16V C401 1UF R403 47K R404 47K R418 10K R411 1K R427 12K TC401 47uF 16V TC424 47uF 16V R405 47K R401 33K R417 30K TR 2 NON1 3 INV1 4 CT 1 FB1 5 DT1 6 OUT...
Страница 23: ...3 3V VCCK GNDK VCCK R462 OPEN 3 3V SD_CDN R463 10K R461 10K 3 3V SMWPN L413 FCM2012 120T2A VCC2CARD SDPWR SD_CDN R445 6 2R Q403 SI2305DS MSPWR MS_INS R446 6 2R Q407 SI2305DS R449 0R R450 0R R444 DNS...
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Страница 27: ...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 VD402 1N4148 VD403 1N4148 KI4 SW412 SW1 SW413 SW1 SW414 SW1...
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Страница 29: ...C39 1u B U5 TDA4665 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 VP2 NC3 GND2 I C SAND NC4 I C I C VP1 GND1 VO R Y VO B Y NC2 VI B Y NC1 VI R Y C78 22n B VCOM 1 1 R80 330R C52 2 2u B C77 0 1u B R94 75R C64...
Страница 30: ...STH1 STH2 CPH3 STV2 CPH2 RL CPH1 HDO2 JUST POSSET PD QVDZMSEL VDD VCO1 VCO0 AGND RESET HD0T1 UONS W H HPOS4 HPOS3 HPOS2 HOPS1 PN1 VDD VSS R14 22k R62 OPEN R13 47k R15 1M C101 10u 25V L3 10uH C14 0 1u...
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Страница 36: ...3 R87 R89 R57 0090029 SMD RESISTOR 1 16W 47K 5 0603 PCS 2 R13 R56 0090030 SMD RESISTOR 1 16W 56K 5 0603 PCS 2 R53 R54 0090032 SMD RESISTOR 1 16W 68K 5 0603 PCS 3 R10 R16 R81 0090034 SMD RESISTOR 1 16W...
Страница 37: ...ZONTAL PCS 1 XS501 2150152 SCREEN SHIELDED CORD 22 75mm 1P SCREEN SHIELDED PCS 1 1632396 PCB F385 0 PCS 1 4 TESTING SWITCH BOARD MATERIAL CODE MATERIAL NAME SPECIFICATIONS UNIT UANTI LOCATION 1910101...
Страница 38: ...5 SHAPED VERTICAL 5 PCS 2 R1 R7 0090286 SMD RESISTOR 1 16W62 5 0603 PCS 1 R10 0090181 SMD RESISTOR 1 16W 100 5 0603 PCS 1 R11 0090017 SMD RESISTOR 1 16W 2 2K 5 0603 PCS 1 R14 0010304 METAL OXIDE FILM...
Страница 39: ...03 PCS 5 R144 R145 R319 R327 R476 0090249 SMD RESISTOR 1 16W 510 5 0603 PCS 1 R236 0090013 SMD RESISTOR 1 16W 680 5 0603 PCS 2 R109 R110 0090014 SMD RESISTOR 1 16W 1K 5 0603 PCS 23 R214 R215 R276 R277...
Страница 40: ...CAPACITOR 16V 473 10 0603 PCS 2 C259 C260 0310594 SMD CAPACITOR 25V 104 10 0603 PCS 97 C103 C107 C109 C110 C112 C117 C125 C126 C201 C215 C217 C248 C269 C301 C306 C309 C311 C346 C 348 C350 C352 C354 C...
Страница 41: ...9FP HSOP PCS 1 U103 881994 IC MT1389FE QFP PCS 1 U201 881405 IC BA5954FM HSOP PCS 1 U104 882269 IC AAT1343T2 TSSOP PCS 1 U401 882268 IC AAT1102M MSOP PCS 1 U405 882105 IC LM393 SO8 PCS 1 U105 881182 I...
