Sylvania DV220SL8 A Service Manual Download

Page: 17 / 69

1-6-4

E8E00DC

Fig. D6

(S-9)

(S-10)

(S-11)

[10] DVD
Open/Close CBA

FE Head

Cylinder
Assembly

ACE Head
Assembly

Desolder

Lead with
blue stripe

BOTTOM VIEW

Lead connections of Deck Assembly and Main CBA

[11] Main CBA

SW512
LD-SW

LD-SW

Hole

Shaft

Cam Gear

[11] Main CBA

[9] Deck Assembly

[11] Main CBA

[9] Deck Assembly

From
FE Head

Desolder

From
Capstan
Motor
Assembly

Printing side

Desolder

From
Cylinder
Assembly

From
ACE Head
Assembly

Lead with
blue stripe

Desolder

Lead with
black stripe

Summary of Contents for DV220SL8 A

Page 1: ...ck Mechanism Section Deck Mechanism Part No DV225SL8 N2460FL DV220SL8 N2440FL DVD PLAYER VIDEO CASSETTE RECORDER DV225SL8 DV220SL8 POWER REW F FWD STOP EJECT PLAY REC OTR TRACKING VCR DVD OUTPUT OPEN...

Page 2: ...proper service methods may damage the equipment It also is important to understand that these CAUTIONS and NOTICES ARE NOT EXHAUSTIVE Funai could not possibly know evaluate and advice the service trad...

Page 3: ...yer VCR 1 8 1 Firmware Renewal Mode 1 9 1 Function Indicator Symbols 1 10 1 Block Diagrams 1 11 1 Schematic Diagrams CBA s and Test Points 1 12 1 Waveforms 1 13 1 Wiring Diagram VCR Section 1 14 1 Wir...

Page 4: ...ideo Output R P Vp p 0 8 1 0 1 2 1 3 Video S N Y R P dB 40 45 SP Mode W O Burst 1 4 Video Color S N AM R P dB 35 41 SP Mode 1 5 Video Color S N PM R P dB 33 36 SP Mode 1 6 Resolution PB Line 230 245 S...

Page 5: ...Item Conditions Unit Nominal Limit 1 Video Output 75 load Vpp 1 0 0 1 2 Coaxial Digital Out 75 load mVpp 500 50 3 Audio PCM 3 1 Output Level 1 kHz 0 dB 47k load Vrms 2 0 3 2 S N 47k load dB 100 3 3 Fr...

Page 6: ...hen the diode is turned on Do not look directly at the laser beam CAUTION Use of controls and adjustments or doing procedures other than those specified herein may result in hazardous radiation exposu...

Page 7: ...especially 1 Wires covered with PVC tubing 2 Double insulated wires 3 High voltage leads D Use specified insulating materials for hazardous live parts Note especially 1 Insulation tape 2 PVC tubing 3...

Page 8: ...ug prongs and externally exposed accessible parts RF terminals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc is lower than or equal to the specified...

Page 9: ...achine then apply hot air to the Flat Pack IC about 5 to 6 seconds Fig S 1 1 2 Remove the flat pack IC with tweezers while applying the hot air 3 Bottom of the flat pack IC is fixed with glue to the C...

Page 10: ...by one using a sharp pin or wire to which solder will not adhere iron wire When heating the pins use a fine tip soldering iron or a hot air desoldering machine Fig S 1 4 3 Bottom of the flat pack IC i...

Page 11: ...s Fig S 1 6 Note When using a soldering iron care must be taken to ensure that the flat pack IC is not being held by glue When the flat pack IC is removed from the CBA handle it gently because it may...

Page 12: ...ed to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1 M on the workbench or other surfa...

Page 13: ...e into the Deck Mechanism Assembly and press the PLAY button The tape will be loaded into the Deck Mechanism Assembly Make sure the power is on connect S INH hollow to GND This will stop the function...

Page 14: ...repair work To avoid damage of pickup follow next procedures 1 Disconnect Connector CN301 Remove two Screws S 6 and lift the DVD Main CBA Unit Fig D4 2 Short the three short lands of FPC cable with so...

Page 15: ...n of LD SW the shaft of Cam Gear with the hole of LD SW as shown in Fig D6 S 1 1 Top Case Fig D1 L 1 L 2 L 1 2 Front Assembly Fig D2 S 2 S 2 3 Top Bracket Fig D3 CN401 CN601 S 3 S 3 S 3 S 4 S 5 5 Part...

Page 16: ...1 6 3 E8E00DC Fig D5 S 7 S 7 S 8 8 VCR Chassis Unit S 7...

Page 17: ...nections of Deck Assembly and Main CBA 11 Main CBA SW512 LD SW LD SW Pin Hole Hole Shaft Cam Gear 11 Main CBA 9 Deck Assembly Pin 11 Main CBA 9 Deck Assembly From FE Head Desolder From Capstan Motor A...

Page 18: ...Remove four Screws S 3 in Fig D3 Do not disconnect connectors 3 While lifting up the DVD Mechanism rotate the roulette in the direction of the arrow as shown below 4 Pull the tray slowly manually The...

Page 19: ...0 001 50 V Div F Range DC AC 20 MHz 2 Alignment Tape FL8A Head Switching Position Adjustment Purpose To determine the Head Switching position during playback Symptom of Misadjustment May cause Head S...

Page 20: ...l unit in that order Fig a appears on the screen 2 Press CLEAR C RESET button on the remote control unit Fig b appears on the screen When OK appears on the screen the factory default will be set 3 To...

Page 21: ...the power on by pressing the POWER button and the tray will close 9 Press 1 2 3 4 and DISPLAY buttons on the remote control unit in that order Fig g appears on the screen 10 Press CLEAR C RESET butto...

Page 22: ...operly P ON 5V Power safety detection Cause Indicator Active When reel or capstan mechanism is not functioning correctly EJECT A R is displayed on a TV screen Refer to Fig 1 When tape loading mechanis...

Page 23: ...A SDA YCA CS SW511 REC SW TO VIDEO BLOCK DIAGRAM TO AUDIO BLOCK DIAGRAM TO Hi Fi AUDIO BLOCK DIAGRAM LD SW 68 AL 12V 1 AL 5V AL 5V SW512 AL 12V AL 18V P ON 5V LD SW AL 5V D555 S LED TO POWER SUPPLY BL...

Page 24: ...DELAY R P YNR COMB FILTER CHROMINANCE SIGNAL PROCESS IC301 VIDEO SIGNAL PROCESS HEAD AMP 26 57 32 30 QV QH 6dB AMP TO SERVO SYSTEM CONTROL BLOCK DIAGRAM TO SERVO SYSTEM CONTROL BLOCK DIAGRAM CYLINDER...

Page 25: ...EM CONTROL BLOCK DIAGRAM FULL ERASE HEAD YCA CS YCA SCL YCA SDA AUDIO R IN F AUDIO L IN F AUDIO L IN AUDIO R IN AUDIO R OUT AUDIO L OUT N A OUT N A IN JK752 AUDIO R IN1 AUDIO L IN1 JK754 AUDIO L IN2 J...

Page 26: ...UDIO SIGNAL Mode SP REC 58 55 53 54 D REC H AUDIO MUTE H TO SERVO SYSTEM CONTROL BLOCK DIAGRAM FULL ERASE HEAD YCA CS YCA SCL YCA SDA JK752 AUDIO L IN1 JK755 AUDIO R IN2 TO DVD VIDEO AUDIO BLOCK DIAGR...

Page 27: ...LC 34 33 23 4 80 78 37 38 54 77 1 39 26 24 27 AUDIO R IN AUDIO L IN N A OUT AUDIO R IN F AUDIO L IN F LIM 49 MUTE AUDIO L OUT AUDIO R OUT N A IN Hi Fi H SW AUDIO MUTE H NORMAL L TO AUDIO BLOCK DIAGRAM...

Page 28: ...P DOWN H Q063 Q064 HOT COLD A V F CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1001 is blown check to see that all components in the power...

Page 29: ...03 PLAY 78 80 77 79 56 DISCIN L 54 SKIP DOWN 53 SKIP UP 49 REMOTE 55 PLAY DVD MAIN CBA UNIT DRIVE CBA IC301 SERVO DRIVE CN301 M SLED MOTOR M SPINDLE MOTOR IC101 MICRO CONTROLLER SLED MOTOR DRIVE FOCUS...

Page 30: ...SH ROM FDQ 0 15 FADR 0 19 SDRAM DATA 0 15 PICK UP UNIT TO DVD SYSTEM CONTROL SERVO BLOCK DIAGRAM DVD MAIN CBA UNIT IC501 SDRAM SDRAM DATA 0 15 SDRAM ADDRESS 0 10 2 12 39 49 20 24 27 32 159 178 99 98 9...

Page 31: ...PF DRIVER 8 3 5 DVD VIDEO SIGNAL VIDEO Y I P VIDEO C VIDEO Pb Cb VIDEO Pr Cr DVD VIDEO WF9 W F 7 W F 8 W F 4 12 12 DVD AUDIO L 14 14 DVD AUDIO R 13 13 DVD AUDIO MUTE 16 16 SPDIF DVD AUDIO L DVD AUDIO...

Page 32: ...k in the schematic diagram and the parts list Before replacing any of these components read the parts list in this manual carefully The use of substitute replacement parts that do not have the same sa...

Page 33: ...original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Mode SP REC 5 Voltage indications for PLAY and REC modes on the schematics are as...

Page 34: ...1 12 3 Main 1 8 Schematic Diagram VCR Section E8E00SCM1 Comparison Chart of Models and Marks MODEL MARK DV225SL8 A DV220SL8 B...

Page 35: ...1 12 4 Main 2 8 Sensor Schematic Diagram VCR Section E8E00SCM2...

Page 36: ...1 12 5 Main 3 8 Schematic Diagram VCR Section E8E00SCM3 Comparison Chart of Models and Marks MODEL MARK DV225SL8 A DV220SL8 B...

Page 37: ...1 12 6 Main 4 8 Schematic Diagram VCR Section E8E00SCM4...

Page 38: ...1 12 7 Main 5 8 Schematic Diagram VCR Section E8E00SCM5 Comparison Chart of Models and Marks MODEL MARK DV225SL8 A DV220SL8 B...

Page 39: ...1 12 8 Main 6 8 DVD Open Close Schematic Diagram VCR Section E8E00SCM6 Comparison Chart of Models and Marks MODEL MARK DV225SL8 A DV220SL8 B...

Page 40: ...e some components in the power supply circuit to fail NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Ce symbole repr sente un fusible fusion rapide CAUTION Fo...

Page 41: ...1 12 10 Main 8 8 Schematic Diagram DV225SL8 VCR Section E8E00SCM8...

Page 42: ...1 12 11 E8E00SCD1 DVD Main 1 3 Schematic Diagram DVD Section 1 NOTE Either IC461 or IC462 is used for DVD MAIN CBA UNIT...

Page 43: ...1 12 12 E8E00SCD2 DVD Main 2 3 Schematic Diagram DVD Section...

Page 44: ...1 12 13 E8E00SCD3 DVD Main 3 3 Schematic Diagram DVD Section...

Page 45: ...may cause some components in the power supply circuit to fail NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Ce symbole repr sente un fusible fusion rapide CA...

Page 46: ...o fail NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Ce symbole repr sente un fusible fusion rapide CAUTION For continued protection against fire hazard repl...

Page 47: ...CN1601 Pin 16 of CN1601 AUDIO R 1V 0 5ms V OUT E E 0 2V 20 s V OUT 0 5V 50 s RF SW 5V C PB RF SW 5V 5ms 0 2V NOTE Input VCR COLOR BAR SIGNAL WITH 1KHz AUDIO SIGNAL WF1 WF3 DVD POWER ON STOP MODE WF4 W...

Page 48: ...I P GND VIDEO C GND 4 5 6 I P SW NU 2 3 7 8 9 10 11 CN1601 DVD AUDIO MUTE DVD AUDIO L DVD AUDIO R 12 13 14 REMOTE DISCIN L 21 22 DVD POWER 23 DVD PLAY DVD OPEN CLOSE 24 25 DVD STOP 26 CAPSTAN MOTOR F...

Page 49: ...GND GND GND GND PWRCON 14 15 16 17 18 19 20 21 22 23 REMOTE 24 25 DVD POWER 26 DVD PLAY DVD OPEN CLOSE 27 28 DVD STOP 29 CN401 PICK UP UNIT CN201 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 TS...

Page 50: ...0 V 5 00 V CL 0 00 V 0 25 V 0 00 V SB 1 06 V 1 50 V 1 21 V TL 0 66 V 1 05 V 0 91 V FB 1 99 V 2 60 V 2 17 V SF 1 51 V 1 98 V 1 80 V SM 3 20 V 3 75 V 3 40 V AU 0 26 V 0 65 V 0 44 V AL 4 51 V 5 00 V 5 00...

Page 51: ...de Fig 1 18 RF SW F AD Internal Signal C DRIVE PB CTL 27 C F R 79 H A SW 78 C ROTA The first rise of RF SW after a rise in F AD signal Acceleration Detection T1 AT H Z H L L Stop detection T2 ST Slow...

Page 52: ...D Internal Signal C DRIVE PB CTL 27 C F R 79 H A SW 78 C ROTA H Z H L L STILL STILL AT ST BL Stop detection T2 Acceleration Detection T1 Slow Tracking Value Reversal Limit Value FRAME ADVANCE The firs...

Page 53: ...WD LD REV LD REV LD REV 0 2S 0 5S PIN NO CL EJ SS SS AU AU TL LD SW CL SS LM FWD M REV C DRIVE Z ON ON C F R DRUM ROTATION P ON L AUDIO MUTE H D REC H D PB PAUSE SLOW AU AL AL AU SF SM EJ AU RS SF SM...

Page 54: ...B SM FB SF AU AU FB SF 1 0S 1 2S 0 2S 0 2S 40mS 0 4S 0 2S 0 2S 0 4S 20mS 40mS 0 2S 20mS 0 2S 0 4S 40mS 20mS 0 1S Fig 4 PIN NO LD SW CL SS LM FWD M REV C DRIVE Z ON ON C F R DRUM ROTATION P ON L AUDIO...

Page 55: ...Section Tray IN TL221 Sled Drive TP303 Disc Drive TP301 Focus Drive TP304 Tracking Drive TP302 0V 3 3V 0V 1 65V 0V 0V 0V 1 65V 1 65V 1 65V Tray Close Play Play Tray Open Tray Close Disc Rotation Play...

Page 56: ...rol Clock H L B NU Not Used 14 OUT YCA SCL YCA IC Control Clock H L 15 OUT YCA SDA YCA IC Control Data H L 16 OUT YCA CS YCA IC Control Chip Select H 17 NU Not Used 18 OUT RF SW Video Head Switching P...

Page 57: ...Amp Output Control Signal for Test Point Pin No Mark IN OUT Signal Name Function Active Level 59 A IN HiFi NOR IN Audio Mode Input HiFi L Normal H A D B NU Not Used 60 IN DVD POW MONITOR DVD Power Mo...

Page 58: ...r 76 OUT TIMER LED L TIMER Mode LED Signal Output L 77 OUT TIMER LED L TIMER Mode LED Signal Output L 78 OUT C ROTA Color Phase Rotary Changeover Signal H L 79 OUT H A SW Video Head Amp Switching Puls...

Page 59: ...MPB E MN101D08DYA Note A Anode K Cathode E Emitter C Collector B Base R Reference S Source G Gate D Drain KRA103M AT P KRC103M AT P KTA 1266 GR AT P KTA1267 Y AT P KTC3193 Y AT P KTC3199 Y BL AT P 2S...

Page 60: ...041 2L041 2B40 2L022 2L022 2L021 2L021 2L021 1B2 L0 9 L0 9 DVD Main CBA Unit Sensor CBA Sensor CBA A5 AC1001 2B11 2B15 2B15 RM2001 DVD Open Close CBA W002 W011 2L091 2L054 A10 A14 2L012 B Main CBA A5...

Page 61: ...1 18 2 E8E60PEX Packing S2 S2 S2 S1 Unit A14 FRONT S3 X1 X4 X20 X5 X2 Upper Side Lower Side...

Page 62: ...15 1B1 A DECK ASSEMBLY CZD014 VM2460 N2460FL 1B1 B DECK ASSEMBLY CZD014 VM2440 N2440FL 1B2 DVD MECHA E7 N79F0KVM N79F0KVM 2B2 TOP BRACKET H9600UD 0VM204470 2B3 LOADER HOLDER H9600UD 0VM306676 2B16 TAP...

Page 63: ...8pF 50V CHD1JJBCH680 C324 CHIP CERAMIC CAP B K 0 01 F 50V CHD1JKB0B103 C327 ELECTROLYTIC CAP 47 F 6 3V M H7 CE0KMAVSL470 C328 ELECTROLYTIC CAP 1 F 50V M H7 CE1JMAVSL1R0 C329 CHIP CERAMIC CAP B K 0 01...

Page 64: ...ROLYTIC CAP 22 F 50V M CE1JMASDL220 C1003 CERAMIC CAP B K 0 01 F 500V CCD2JKP0B103 C1004 ELECTROLYTIC CAP 220 F 200V M CA2D221S6008 C1005 CERAMIC CAP B K 120pF 500V CCD2JKP0B121 Ref No Mark Descriptio...

Page 65: ...on Part No L502 RADIAL TYPE CHOKE COIL CW68 470K 841040NP LLBD00PKV023 L503 INDUCTOR 12 H K 26T LLAXKATTU120 L504 PCB JUMPER D0 6 P5 0 JW5 0T L771 PCB JUMPER D0 6 P5 0 JW5 0T L1001 LINE FILTER 27MH TL...

Page 66: ...RRXAJB5Z0471 R458 A CHIP RES 1 10W J 3 3k RRXAJB5Z0332 R459 A CHIP RES 1 10W J 22k RRXAJB5Z0223 Ref No Mark Description Part No R463 A CHIP RES 1 10W J 47k RRXAJB5Z0473 R464 A CHIP RES 1 10W J 8 2k RR...

Page 67: ...RXAJB5Z0182 R1352 CHIP RES 1 10W J 2 2k RRXAJB5Z0222 R1353 CHIP RES 1 10W J 2 2k RRXAJB5Z0222 Ref No Mark Description Part No R1354 CHIP RES 1 10W J 220 RRXAJB5Z0221 R1355 CHIP RES 1 10W J 75 RRXAJB5Z...

Page 68: ...T TP507 PCB JUMPER D0 6 P7 0 JW7 0T TP513 PCB JUMPER D0 6 P7 5 JW7 5T TP751 PCB JUMPER D0 6 P23 5 JW23 5T TP753 PCB JUMPER D0 6 P25 5 JW25 5T TP754 PCB JUMPER D0 6 P22 5 JW22 5T W002 FFC CABLE 26P FFC...

Page 69: ...without the obligation to notify any person or organization of such changes with the design is a registered trademark of Funai Electric Co Ltd and may not be used in any way without the express writte...

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