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SERVICE MANUAL

DL372D

Содержание DL372D

Страница 1: ...SERVICE MANUAL DL372D...

Страница 2: ...S 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 WA...

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: ...Button REW Button 10 PLAY button PAUSE button 11 RIGHT direction arrow 12 UP direction arrow 15 13 14 OPEN CLOSE button DOWN direction arrow 17 P N button 18 20 MENU Button 19 21 SETUP Button NEXT Bu...

Страница 5: ...STOP 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...

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: ...es 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 to...

Страница 11: ...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 12: ...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 13: ...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 14: ...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 15: ...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 16: ...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 17: ...SP LIMIT SL SL R702 10R GND 2 VCC 3 OUT 1 U701 HS0038B C702 104 R703 100R IR TC701 47uF 6 3V IR DC NC 1 RST_ NC 2 WP RST_ 3 VSS 4 VCC 8 RST WP 7 SCL 6 SDA 5 U204 AT24C16X4050 SDA SCL C264 104 DV33 GN...

Страница 18: ...5 GND 6 EXT 7 CS 8 U501 AL1012 VIN 1 V5 PWON 2 VREF SS 3 CC 4 FB 5 GND 6 EXT 7 CS 8 U502 AL1012 C504 104 C505 104 C506 104 C508 27P C509 27P C507 104 C510 104 C502 104 C503 104 C511 104 R502 10K R503...

Страница 19: ...4 R207 18K R208 20K R206 15K R205 10K C233 331 C232 331 C231 104 C230 153 V1P4 R203 DNS C235 DNS V18 DV33 R209 10K DV33 R221 560R C246 104 R218 10K DV33 C247 104 TC209 106 16V C248 104 C249 104 L213 6...

Страница 20: ...2 1 3 VD401 MMBD4148SE INTER CVBS C408 20pF L405 102BED C_TFT VGND VGND L406 102BED C409 20pF Y_TFT AV AV CVBS_0 VGND ARIN ALIN RROUT LLOUT Y C SELECT C_TFT Y_TFT L418 102BED L417 102BED SCL SDA V801...

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Страница 22: ...1 8050 C602 104 R615 10K_1 R616 10K_1 R642 0 27R R631 470R1206 C618 T47uF 10V CVDD C619 104 R635 470R TEMP CVDD G1 D1 S1 D1 QB601A IRF7316 Ref 1 A 2 K 3 U603 TL431 TC606 T47uF 10V VD601 1N4148 QB602 I...

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Страница 24: ...2 SW1 KIO1 KIO4 KI4 KI1 KI2 KI3 KI4 KIO1 KIO2 KIO3 KIO4 LED1 LED1 LED2 LED1 LED3 LED1 LED4 LED1 LED5 LED1 LED6 LED1 LED7 LED1 LED8 LED1 LED9 LED1 LED10 LED1 GND VCC 2 3 4 1 6 7 8 5 10 9 XS401 XS10 VCC...

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Страница 26: ...1 CVBS5 ACR2 CBMID CRMID CGMID IICA3 SDA SCANB SCL VDT0 VDT1 VDT2 VDT3 VDT4 VDT5 VDT6 VDT7 VCLK XTALI XTALO XCLK2MC RSTB CPUINT SCANST PWM VBIVALID XbusRD FIELD XbusWR RL UD STV1 STV2 GOE GCLK LP OEH...

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Страница 32: ...90465 PRECISION SMD RESISTOR 1 16W 47K 1 0603 PCS 2 R111 R113 0090192 SMD RESISTOR 1 16W 51K 5 0603 PCS 1 R122 90109 SMD RESISTOR 1 16W 1M 5 0603 PCS 1 R52 0310043 SMD CAPACITOR 50V 22P 5 NPO 0603 PCS...

Страница 33: ...0207 SMD CAPACITOR 50V 104 20 X7R 0603 PCS 13 C602 C608 C614 C615 C617 C619 C620 C627 CB 3 CB4 CB5 CB6 CB7 0310112 SMD CAPACITOR 16V 224 10 X5R 0603 PCS 1 C609 0260008 CD CD11C 10V47U 20 4 7 1 5 PCS 3...

Страница 34: ...IC WHITE PCS 1 3810023 SLIDER SPRING OF BATTERY CASE DL333 PCS 1 3871663 BATTERY CORE BRACKET DL369 PCS 1 5234241 PVC INSULATION PIECE DL369 SIGNLE SIDED WITH GLUE IN REAR SIDE PCS 1 4040002 SELF TAPP...

Страница 35: ...TC506 TC507 TC511 310701 SMD CAPACITOR 10V 106 20 Y5V 0805 PCS 12 TC202 TC206 TC207 TC208 TC209 TC210 TC21 1 TC212 TC214 TC506 TC507 TC511 0310188 SMD CAPACITOR 50V 10P 5 NPO 0603 PCS 1 C238 0310647...

Страница 36: ...1 U201 881405 IC BA5954FM HSOP PCS 1 U101 881920 IC PQ05DZ11 SC 63 PCS 2 U304 U503 882105 IC LM393 SO8 PCS 1 U601 881182 IC LM1117MP ADJ SOT 223 PCS 1 U206 2360016 RECEIVING HEAD HS0038B3V PCS 1 U701...

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