Onkyo DT9904S Service Manual Download Page 1

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SERVICE MANUAL

DT9904S

Summary of Contents for DT9904S

Page 1: ...SERVICE MANUAL DT9904S...

Page 2: ...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 MPEG BO...

Page 3: ...s place the assembly on a conductive surface such as alminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES...

Page 4: ...3 7 9 2...

Page 5: ...nds 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 use a tester to check t...

Page 6: ...5 1 Optical pickup Unit Explosed View and Part List Pic 1 5 Assembling and disassembling the mechanism unit 4...

Page 7: ...IDDLE 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 AS...

Page 8: ...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 screw...

Page 9: ...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 c...

Page 10: ...illoscope 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 Title 46 DVDT S15...

Page 11: ...te 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 S01 DVDT S15 or DVDT S01 Mo...

Page 12: ...7 MPEG BOARD CHECK WAVEFORM 7 1 27MHz WAVEFORM DIAGRAM 7 2 IC5L0380R PIN 2 WAVEFORM DIAGRAM 10...

Page 13: ...s 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 programming tim...

Page 14: ...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 Volt...

Page 15: ...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 8...

Page 16: ...2 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...

Page 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 optio...

Page 18: ...ve 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 progress can...

Page 19: ...te 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 D...

Page 20: ...lumn 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 B...

Page 21: ...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 ach...

Page 22: ...utput 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 programming...

Page 23: ...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 T...

Page 24: ...trol inputs A B and C and an inhibit input Each control input selects one of a pair of channels which are connected in a single pole double throw configuration When these devices are used as demultipl...

Page 25: ...0 3 A B 2 Y CHANNELS IN OUT Y CHANNELS IN OUT X CHANNELS IN OUT X CHANNELS IN OUT 14 15 16 9 13 12 11 10 1 2 3 4 5 7 6 8 by bx cy OUT IN CX OR CY IN OUT CX INH VSS VEE VDD OUT IN ax OR ay ay ax A B C...

Page 26: ...0 A B INH VSS VEE VDD TG TG TG TG TG TG TG TG 4 2 5 1 LOGIC LEVEL CONVERSION 11 10 9 6 A B C INH 12 3 5 1 2 13 TG TG TG TG TG TG 4 COMMON OUT IN ax ay bx by cx cy 8 7 VSS VEE 16 VDD IN OUT 15 14 BINAR...

Page 27: ...0 1 1 0 0 1 0 2 0 0 1 1 3 0 1 0 0 4 0 1 0 1 5 0 1 1 0 6 0 1 1 1 7 1 X X X None CD4052B INHIBIT B A 0 0 0 0x 0y 0 0 1 1x 1y 0 1 0 2x 2y 0 1 1 3x 3y 1 X X None CD4053B INHIBIT A OR B OR C 0 0 ax or bx...

Page 28: ...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 S6 S7 S8 G1 G2 G3 G4 G5 G6 G7 VCC VCC VCC TC401...

Page 29: ...FRONT SCHEMATIC DIAGRAM 27...

Page 30: ...470uF 16V R511 220R 1W FB 4 GND 1 D 2 VCC 3 U501 5L0380R R507 1K R504 1M IN 1 GND 2 OUT 3 U504 LM7805 TC508 100uF 16V SA 5V D510 HER303 ZD501 5 1V D506 HER105 D509 SR303 D511 HER105 D512 HER105 3 3V 2...

Page 31: ...POWER BOARD SCHEMATIC DIAGRAM 29...

Page 32: ...C621 100uF 16V C613 104 R631 3 9K R627 3 9K TC618 47uF 16V TC619 100uF 16V C614 104 R630 3 9K R632 3 9K TC617 47uF 16V TL 5V R636 4 7R R635 4 7R AGND C612 104 OUT1 1 IN1 2 IN1 3 GND 4 VDD 8 OUT2 7 IN2...

Page 33: ...OK SCHEMATIC DIAGRAM 31...

Page 34: ...1000uF 10V 1 2 TC703 220uF 16V 1 2 TC704 220uF 16V 1 2 L710 FBSMT SPDIF 1 2 R701 220R 1 2 C710 104 1 2 L713 FCM 1 2 L714 FCM 1 2 C707 105 VGND 1 2 R713 0R AGND VGND 1 2 R703 68R VIN 1 VCC 2 GND 3 JK70...

Page 35: ...OUTPUT BOARD SCHEMATIC DIAGRAM 33...

Page 36: ...4 V1P4 ADIN L202 33R 89V33 PWR 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...

Page 37: ...6 31 A7 32 A8 33 A9 34 A10 AP 22 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 1...

Page 38: ...104 C2140 104 9V AGND C2176 104 C2177 104 C2178 104 9V AGND SDATA2 SDATA1 SDATA0 SLRCK SACLK SBCLK SCL SDA RESET RS LS LFE C R2132 20K C2116 102 OKA AGND R2156 20K R2136 6 8K R2148 6 8K R2152 6 8K R2...

Page 39: ...0 R2181 20K R2190 4 7K R2189 4 7K R2188 20K R2184 470R R2191 470R R2186 100K R2193 100K R2183 4 7K R2182 4 7K TC323 10UF 16V TC322 10UF 16V C2159 101 C2145 CAP C2146 CAP C2147 CAP C2148 CAP C2183 101...

Page 40: ...MIAN SCHEMATIC DIAGRAM 38...

Page 41: ...R 1000V 103 80 20 7 5mm 1 17 CERAMIC CAPACITOR CT81 250VAC221 20 10mm 1 17 1 CERAMIC CAPACITOR CT81 250VAC221 10 10mm 1 18 TERYLENNE 100V 223 10 5mm 1 19 TERYLENNE 275V 104 20 15mm 1 19 1 TERYLENNE 27...

Page 42: ...PT6961 SOP 1 12 SOFT SPONGE SPACER 20 7 18 DOUBLE FACED HARD 2 13 SOFT SPONGE SPACER 7 7 10 DOUBLE FACED HARD 2 14 FLAT CABLE 6 7P 100 2 0 2PLUG WITH L SHAPE NEEDLE 1 SPECIFICATIONS PART NUMBER QUANT...

Page 43: ...SISTOR 1 16W 100K 5 0603 2 9 SMD CAPACITOR 50V 47P 5 NPO 0603 1 10 SMD CAPACITOR 50V 103 10 0603 1 11 SMD CAPACITOR 50V 104 80 20 0603 3 11 1 SMD CAPACITOR 25V 104 80 20 0603 3 12 CD CD110 16V47U 20 5...

Page 44: ...6W 680 5 0603 2 12 SMD RESISTOR 1 16W 1K 5 0603 27 13 SMD RESISTOR 1 16W 2K 5 0603 1 14 SMD RESISTOR 1 16W 1 5K 5 0603 3 15 SMD RESISTOR 1 16W 510 5 0603 1 16 SMD RESISTOR 1 16W 3 3K 5 0603 1 17 SMD R...

Page 45: ...50V 222 10 0603 2 45 SMD RESISTOR 50V 153 10 0603 1 46 SMD RESISTOR 50V 223 10 0603 1 47 SMD RESISTOR 16V 333 10 0603 1 48 SMD RESISTOR 16V 473 10 0603 2 49 SMD RESISTOR 16V474 80 20 0603 1 50 SMD RE...

Page 46: ...1 72 IC CS4360 SSOP 1 73 IC CS5333 SSOP 1 74 IC 24C02N SOP 1 75 IC MT1389EE QFP 1 75 1 IC MT1389FE QFP 1 76 IC BA5954FP HSOP 1 77 IC 36C7T 3MCD4052BM SOP 1 78 CRYSTAL OSCILLATOR 27 00MHz 49 S 1 79 CA...

Page 47: ...11 APPENDIX AM FM Tuner Specificadtion 45...

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Page 70: ...range applications to audio equipment especially multi functional compact audio equipment such as mini and micro component stereo equipment MD radio cassette recorders DVDs and audio receivers Items R...

Page 71: ...name GND FM DET VSM Rch OUT Vcc Lch OUT GND q w e r t y u DO i CL o DI 0 CE 1 FM ANT AM ANT FM AM PLL Combination IC L Vc R DO CL DI C 51 5max 18 3 TYPE IEC F FM ANT 20 60max 12 5 5 3 AM ANT GND 9 9...

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