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Panasonic DMR-EH57GN, Service Manual, Page: 33 / 103

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Panasonic DMR-EH57GN Service Manual Download Page 33

9.6. RAM/Digital P.C.B. Module

 1. Remove the 3 Screws (A) and Screw (B) to remove Digital

Shield.

 2. Lift up Digital P.C.B. slightly so to disconnect connectors to

remove Digital P.C.B..
And remove 3 Screws (C) to remove DVD drive.

 3. Put Digital P.C.B. on DVD drive and remove RAM/Digital

P.C.B. Module.

Note:

RAM/Digital P.C.B. module as service part has no heat sink
and heat transfer sheet.
Before returning to customer, heat sink and heat transfer
sheet should be installed on Digital P.C.B..

33

DMR-EH57GN

Summary of Contents for DMR-EH57GN

Page 1: ...07 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law Vol 1 Colour S Silver Type K Black Type DVD Recorder ORDER NO CHM0705024CE Model No ...

Page 2: ... Schematic Diagram 51 12 1 Interconnection Schematic Diagram 51 12 2 Power Supply Schematic Diagram 52 12 3 Main Net 1 4 Section Main P C B 1 4 Schematic Diagram M 53 12 4 Main Net 2 4 Section Main P C B 1 4 Schematic Diagram M 54 12 5 Main Net 3 4 Section Main P C B 1 4 Schematic Diagram M 55 12 6 Main Net 4 4 Section Main P C B 1 4 Schematic Diagram M 56 12 7 AV I O 1 4 Section Main P C B 2 4 Sc...

Page 3: ...tivity to measure the potential across the resistor 4 Check each exposed metallic part and measure the voltage at each point 5 Reverse the AC plug in the AC outlet and repeat each of the above measurements 6 The potential at any point should not exceed 0 75 volts RMS A leakage current tester Simpson Model 229 or equivalent may be used to make the hot checks leakage current must not exceed 1 2 mill...

Page 4: ...ssembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static ESD protected can generate electrical charge sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a replacem...

Page 5: ...2 2 Precaution of Laser Diode 5 DMR EH57GN ...

Page 6: ... Free Solder PbF The lead free solder has to be used when repairing the equipment for which the lead free solder is used Definition The letter of PbF is printed on the PCB using the lead free solder To put lead free solder it should be well molten and mixed with the original lead free solder Remove the remaining lead free solder on the PCB cleanly for soldering of the new IC Since the melting poin...

Page 7: ...3 Service Navigation 3 1 Service Information 3 2 Caution for DivX 7 DMR EH57GN ...

Page 8: ...4 Specifications 8 DMR EH57GN ...

Page 9: ...9 DMR EH57GN ...

Page 10: ...5 Location of Controls and Components 10 DMR EH57GN ...

Page 11: ...11 DMR EH57GN ...

Page 12: ... 1 1 When the power can be turned off 1 Turn off the power and press STOP CH UP keys on the front panel simultaneously for 5 seconds 6 1 1 2 When the power can not be turned off 1 Press POWER key on the front panel for over 10 seconds to turn off the power forcibly and press STOP CH UP keys on the front panel simultaneously for 5 seconds 12 DMR EH57GN ...

Page 13: ...6 1 2 When the Forcible Disc Eject can not be done 13 DMR EH57GN ...

Page 14: ...p Case 3 Put deck so that bottom can be seen 4 Slide SLIDE CAM by Eject Pin JZJ0484 or minus screw driver small in the direction of arrow to eject tray slightly 5 Put deck upward and push out Tray by Eject Pin JZS0484 or minus screw driver small 14 DMR EH57GN ...

Page 15: ...covery process No display U71 HDMI incompatible error HDCP incompatible Display this error when the equipment compatible with DVI such as TV amplifier etc connected to the unit by HDMI is incompatible with HDCP HDCP High bandwidth Digital Content Protection No display U72 HDMI connection error communication error This error is displayed when there are any communication problems with the unit and t...

Page 16: ...Unsupported disc error An unsupported format disc was played although the drive starts normally The data format is not supported although the media type is supported Exceptionally in case of the disc is dirty This disc is incompatible Display for 5 seconds NO READ Disc read error A disc is flawed or dirty A poor quality failed to start The track information could not be read Cannot read Please che...

Page 17: ... SELECT to DVD and press REC and PLAY simultaneously for 5 seconds Service Mode Setting every kind of modes for servicing Details are described in 7 1 3 Service Mode at a glance When the power is off press CH UP OPEN CLOSE and REC keys simultaneously for 5 seconds Forced disc eject Removing a disc that cannot be ejected The tray will open and unit will shift to P off mode When Timer REC is ON or E...

Page 18: ...ion of the disc is prohibited The lock setting is effective until unlocking the tray and not released by Main unit initialization of service mode When lock the tray LOCK is displayed for 3 seconds When the power is on press STOP and POWER keys simultaneously for 5 seconds in the condition that a disc in the tray NOTE Time difference between pressing STOP and POWER should be within 0 5 sec When unl...

Page 19: ...Press 0 1 in service mode ROM Version Display 1 Region code displayed for 5 sec 2 Main firm version displayed for 5 sec 3 Timer firm version displayed for 5 sec 4 Drive firm version displayed for 5 sec 5 ROM correction version displayed for 5 sec Press 0 2 in service mode White Picture Output White picture is output as component Output from AV Decoder White picture Saturation rate 100 It is enable...

Page 20: ...ve during executing White Picture Output Magenta Picture Output and RTSC Return in XP A V modes Initial mode is Interlace Switch Interlace Progressive Press 1 4 in I P Switch mode I P are switched alternately Audio Mute XTMUTE Check whether mute is applied normally by the timer microprocessor Press 2 1 in service mode Audio Mute XDMUTE Check whether mute is applied normally by the Digital P C B Pr...

Page 21: ...is displayed when error is excluding o Transfer rate is calculated from the AV scanning result and when it is less than 35Mbps NG is displayed X is displayed when seek time is over 270msec there is error or transfer rate is NG Position at is space when excluding those Number of data of over 100msec and less than 270msec When it is over 100 99 is displayed When the number is less than 5 we judge it...

Page 22: ...ning result and when it is less than 35Mbps NG is displayed X is displayed when seek time is over 270msec there is error or transfer rate is NG Position at is space when excluding those Number of data of over 100msec and less than 270msec When it is over 100 99 is displayed When the number is less than 5 we judge it normal Press 3 2 in service mode When canceling the inspection mode while executin...

Page 23: ...en HDD is NG after inspection is the number of data of NG Press 3 6 in service mode HDD Check Simple quality judgment of HDD When HDD is OK When HDD is NG Press 3 7 in service mode Laser Used Time Indiction Check laser used time hours of drive l is the used time display in hour lLaser used time of DVD CD in Playback Recording mode is counted Press 4 1 in service mode Delete the Laser Used Time Las...

Page 24: ...ed by pressing 0 1 1 9 In case that the maker cannot be identified display is black out Delete the Last Drive Error Delete the Last Drive Error information stored on the DVD RAM Drive Press 9 6 in service mode Laser power confirmation Drive state is judged based on difference between laser power value at shipping and present laser power value If DVD RAM disc in not inserted NO DISC is displayed If...

Page 25: ...ect of Disc 04 Defect of Digital P C B or Communication Error 05 Defect of Digital P C B AV DEC MAIN CPU 06 Defect of HDD Display the time when the error has occurred for 5 seconds DD Day hh Hour mm Minute Accumulated working time till occurring of the error is left displayed Indicating unit Second Press 6 5 in service mode Then press 0 1 9 9 the past 99 error histories are displayed Delete the Er...

Page 26: ...EN CLOSE Test The tray is opened and closed repeatedly is number of open close cycle times Press 9 1 in service mode When releasing this mode press the POWER button of Remote Controller more than 10 seconds Error code initialization Initialization of the last error code held by timer Write in F00 Press 9 8 in service mode Initialize Service Last Drive Error Error history and Error Codes stored on ...

Page 27: ...Pin Same as E50 E55 Series RFKZ0339 Extension Cable MainP C B HDD 4 Pin Same as EH55 Series RFKZ0419 Extension Cable MainP C B HDMI P C B 10 Pin New JZS0484 Eject Pin Same as E50 Series RFKZ03D01K Lead Free Solder 0 3mm 100g Reel Same as EH55 Series RFKZ06D01K Lead Free Solder 0 6mm 100g Reel Same as EH55 Series RFKZ10D01K Lead Free Solder 1 0mm 100g Reel Same as EH55 Series RFKZ0316 Solder Remove...

Page 28: ... 1 Disassembly Flow Chart The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the servicing To assemble the unit reverse the steps shown in the chart below 28 DMR EH57GN ...

Page 29: ...9 2 P C B Positions 29 DMR EH57GN ...

Page 30: ...ows 9 4 Front Panel 1 Unlock 6 tabs in A F turn Pull with the front panel in the direction of your side 9 4 1 How to assemble Tray door ass y 1 Attach Blinder spring to Tray door ass y 2 Attach Tray door ass y in order from to Put the Brinder spring on the groove Insert the shaft in the hole Insert the shaft in the hole 3 Confirm the Brinder spring is attached as following 30 DMR EH57GN ...

Page 31: ...y after confirming that it is fully set on the chassis 4 Avoid stacking up HDD 5 HDD is unstable and easy to fall Do not stand it on its side face 6 When handling HDD hold its side faces to avoid static hazard 7 Do not place HDD on its wrapping bag after removal Prevention of static hazard 8 Use a screwdriver with low impact and anti static features Note When replacing HDD please make the rear jum...

Page 32: ...CAUTION When replacing HDD pay attention as below 2 Put HDD with HDD angle up and down inversely so as not to give a shock to HDD 3 Remove 4 Screws C to remove HDD from HDD angle 32 DMR EH57GN ...

Page 33: ...nnectors to remove Digital P C B And remove 3 Screws C to remove DVD drive 3 Put Digital P C B on DVD drive and remove RAM Digital P C B Module Note RAM Digital P C B module as service part has no heat sink and heat transfer sheet Before returning to customer heat sink and heat transfer sheet should be installed on Digital P C B 33 DMR EH57GN ...

Page 34: ...1 Only Fan Motor 1 Remove the 2 Screws C and fan connector remove the Fan motor with pushing 2 tabs in the direction of arrows 9 8 2 Rear Panel with Fan Motor 1 Remove 6 Screws B and 2 Screws C 2 Disconnect the Fan Connector and unlock 2 Tabs A to remove Rear Panel 34 DMR EH57GN ...

Page 35: ...ve 3 Screws A and disconnect the connector to remove Power P C B 9 10 HDMI P C B 1 Push the PCB spacer in the direction of arrows and lift up HDMI P C B slightly so to disconnect connector to remove HDMI P C B 35 DMR EH57GN ...

Page 36: ...9 11 Main P C B Front Jack P C B and Front L P C B 1 Remove 5 Screws A and Screw B 2 Remove Front angle and Rear angle B 3 Remove Main P C B Front jack P C B and Front L P C B 36 DMR EH57GN ...

Page 37: ...10 Measurements and Adjustments 10 1 Service Positions Note For description of the disassembling procedure see the section 9 10 1 1 Checking and Repairing of Power P C B 37 DMR EH57GN ...

Page 38: ...10 1 2 Checking and Repairing of RAM Digital P C B Module 38 DMR EH57GN ...

Page 39: ...10 1 3 Checking and Repairing of Main P C B 39 DMR EH57GN ...

Page 40: ...10 1 4 Checking and Repairing of HDD 40 DMR EH57GN ...

Page 41: ...10 2 Caution for Replacing Parts 10 2 1 Items that should be done after replacing parts 41 DMR EH57GN ...

Page 42: ...Press Power button to turn off power 10 Press Power button to turn on power 11 HELLO SELF CHECK are displayed on FL 12 UNFORMAT is displayed on FL 13 After UNFORMAT was displayed message to request FORMAT is displayed on TV screen 14 Select Yes and press ENTER key to format HDD After FORMAT program in HDD will be lost but Main firm will not be lost Write of the main farm is completed above Drive f...

Page 43: ...lot or DV Input Jack In case of that the trouble is caused by SD card and or DV terminal Models with SD Card or DV Input Jack 1 SD Card Check to be able to display and copy the picture 2 DV terminal Check to be able to record from DVC 8 After checking and making repairs upgrade the firmware to the latest version Make sure that FIRM_SUCCESS appears in the FL displays UNSUPPORT display means the uni...

Page 44: ...44 DMR EH57GN ...

Page 45: ...ON TIMER FROM ON QR7401 REG PS 11 6V IC7401 VOUT VIN 3 5 ON 2 1 GND H H DR 12V DR P ON IC7501 42 SECTION TIMER FROM ON QR1501 FET D S G Q1509 DR 12V OUT 1 2 3 5 6 7 8 4 AC INLET P1101 SURGE SUPPRESSOR AND SURGE ABSORBER F1101 VA1110 L1120 L1121 D1140 C1143 RECTIFIER T1150 POWER SWITCHING TRANSFORMER 12 P1 2 1 3 4 9 5 IC1150 SWITCHING IC VCC GND Z C F B 10 8 7 P2 V2 V1 7 VIN S1B S1A S1C S2 S3B S3A ...

Page 46: ...iagram 2 2 35 28 6 3 IC7301 IC7302 2 1 VDD OUT RESET 26 IC7301 TO U V TUNER IC7404 D 3 8V 60 62 P7402 P59001 ANA 3 3V D 3 3V 56 P7402 P59001 XSW 3V 42 P7402 P59001 XSW 3 8V 4 P7501 P56101 XSW 5 8V_AV 2 P7501 P56101 XSW 2 5V 5 P7501 P56101 9 P7501 P56101 34 P7402 P59001 ANA 5V 76 P7402 P59001 X SW 12V 64 66 68 70 72 74 P59001 P7402 POWER OFF 30 P59001 P7402 4 P1503 TO HDD TO DIGITAL P C B TO DIGITA...

Page 47: ...Y C AV1 26 SV1 e d c b a a b SW9 OUT V 24 23 a b SW8 OUT C 22 SW7 a b OUT Y 20 19 OUT G AV1 17 6MHz SW5 12MHz a b c 15 OUT Y COMP 14 SW6 a b c d OUT B AV1 12 OUT B Y COMP 11 6MHz SW4 12MHz a b c d OUT R C AV1 9 SW3 a b c VIDEO PROCESSOR IC3001 OUT R Y COMP 7 SW2 a b c SW1 12MHz 6MHz CLAMP BIAS CLAMP CLAMP BIAS CLAMP LPF 6MHz CLAMP BPF 6MHz BIAS a b CLAMP BIAS c b a AV2 V Y AV2 B AV2 G AV2 R C AV3 ...

Page 48: ...UTE AGC AMP ADC Lch LPF BUFF MUTE LPF BUFF MUTE d c b a MUTE BUFF LPF AMP ADC Rch AGC U V TUNER TU7802 SIF OUT 7 NICAM A2 IC7301 SIF L OUT R OUT 1 2 25 TUN Lch 62 54 TUN Rch SA18L BUFF e d c b a SA1L e d c b a SA3L e d c b a SA2L 58 AV3 Lch FRONT AV3 FRONT INPUT JACK JK3801 AUDIO Lch MONO LINE Rch LINE 4 5 1 2 3 d c b a SA4R SELECT SWITCH OUTPUT AV3 Rch 50 SA18R BUFF e d c b a SA2R AUDIO IN ch1 L ...

Page 49: ...02 SCLK P7402 SBPTM DR POWER ON 42 KEY IN1 S7504 OPEN CLOSE IR QR4002 XT MUTE 85 IC3001 SLICER VIDEO KEY IN3 HDMI MONI HDMI CONT KEY IN2 Q7501 Q7503 10 P7501 P56101 7 P7501 P56101 6 30 29 30 29 IIC DATA IIC CLK DMR EH57GN Timer Block Diagram POWER SUPPLY SECTION TO TU POWER ON DI POWER ON 43 44 P OFF U V TUNER TU7802 SDA XIN CEC INT CEC OUT XOUT 15 13 10MHz X7501 XCOUT XCIN 11 10 32 768KHz X7502 N...

Page 50: ...01 7 P7501 BUFFER SWITCHING HDMI MONI HDMI CONT Q56001 2 Q56104 Q56105 P56101 6 P7501 DMR EH57GN HDMI Block Diagram HSDA HSCL 38 37 36 35 43 92 90 89 95 94 93 88 87 D0 D1 D2 D3 D4 D5 D6 D7 AMSDI0 AMSDI1 AMSDI2 AMSDI3 AMRX HDMI TRANSMITTER IC56103 114 113 15 30 29 28 27 12 13 14 P56103 P55003 P56103 P55003 P56103 P55003 P56103 P55003 P56103 P55003 8 3 4 5 6 P56103 P55003 P56103 P55003 P56103 P55003...

Page 51: ...AADC_L ITA2M XDMUTE ITM2A AU5V DR5V XMPREQ DR5V DRGND SBPTM DRGND XINTM DR12V SCLK DR12V XINTP DGND DGND DGND SBMTP DGND DGND DGND DGND DGND DGND 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 22 20 23 21 DGND DGND DGND 2 1 3 4 P1503 DR_GND DR5V DR_GND DR12V 2 1 3 4 2 1 3 P1501 4 5 6 7 8 9 10 11 12 13 14 15 FC7001 KEY3_POWER 1 2 RESET GND DD7 DD8 DD6 DD9...

Page 52: ...6 R1154 8200 G 22 R1157 470 G 22 D1152 MAZ4100NMF MA2J11100L D1800 R1800 470 22 QR1800 UNR211300L 10K 22 R1803 R1151 6800 22 C1153 2200P 22 D1157 B0HADV000001 C1121 0 022 EYF52BCY ZA1104 K3GE1ZA00010 EYF52BCY ZA1103 K3GE1ZA00010 A N P1101 K2AA2H000007 ERZV10D471C2 VA1110 C1123 1000P 2 3 4 1 L1120 G0B233D00001 1000P C1122 0 068 C1120 2 4 7 1 5 3 9 C0DACZH00017 IC1150 1000P 2KV C1151 R1158 0 22 2W X...

Page 53: ...TO P1102 X_SW3R3 VIN S 815A50AMC 13JTFG V0 T T T T T AV AV TU T T T T CNT BOOSTER5V NC GND T T GND X_SW5R8V X_SW5R8V X_SW5R8V T T T AV GND GND P_ON_H X_SW3V X_SW3V X_SW12V X_SW3R8V X_SW12V X_SW12V GND GND NC CN GND VOUT GND VCC NC GND XSW3V_FAIL NC VO V OUT NC NC ANA5V ANA3R3V P GND VIN CNT MM16830 or S 815A50AMC I3JTFG ON H V IN 1 2 3 4 5 6 8 9 10 11 7 12 B E F G H I 8 9 10 7 6 L M N K J 5 4 3 2 ...

Page 54: ... 1 3 5 IC7401 C0CBCYG00004 PS_5V PS5V T TU T T AV AV AV TU TU GND CNT NC VIN VOUT S 815A50AMC I3JTFG TUREG5V VIN GND ON VOUT ADJ PQ1LAX95MSPQ VIN VADJ ON H PS11R6V VOUT PQ200WNA1ZPH GND J K L S M N O P Q R 1 2 3 4 5 6 8 9 10 11 7 12 Main Net 2 4 Section Main P C B 1 4 Schematic Diagram M 18 19 20 17 16 15 14 13 12 11 TO MAIN NET SECTION 4 4 LOCATION MAP 1 4 2 4 3 4 4 4 A NOTE DO NOT USE THE PART N...

Page 55: ...1 4 3 P1503 K1KA04AA0180 LB1501 0 LB1505 0 DR5V DR12V DR_GND TO HDD DR_GND VIN SOURSE DRAIN DR5V DR12V UPA1717 G E1 A VOUT D D G ON H SOURSE DRAIN GATE DRAIN DRAIN SOURSE D D S GND SENSE 14 15 16 B E F G H I Main Net 3 4 Section Main P C B 1 4 Schematic Diagram M 8 9 10 7 6 E F G D C 5 4 3 2 1 B A TO MAIN NET SECTION 1 4 LOCATION MAP 1 4 2 4 3 4 4 4 A NOTE DO NOT USE THE PART NUMBER SHOWN ON THIS ...

Page 56: ...00012 J0JCC0000164 LB7412 J0JCC0000164 LB7411 CL7405 G_IEC_OUT_A D3R3V R7414 4700 CL7409 C7417 0 1 CL7408 6 7 5 2 4 3 8 1 RFKFM6016KT IC7404 C7408 1000P VWJ0795 5 K1503 CL7404 CL7403 C7415 1 CL7401 SPACER ZB7401 VMX1336 AV AV AV T T AV AV T NC VE NC SCL SDA VSS VCC NC DGND DGND DGND DGND DGND DGND AV AV AV T AV AV AV AV DGND DGND DGND DGND DGND AU5V SBMTP AUGND AUGND AUGND XMPREQ AADC_L AADC_R XDM...

Page 57: ...RAM IC1510 TU 5V SWITCHING REGULATOR IC DETAIL BLOCK DIAGRAM IC7401 PS 11 6V SWITCHING REGULATOR IC DETAIL BLOCK DIAGRAM IC1501 RESET IC DETAIL BLOCK DIAGRAM IC1521 ANA 3 3V SWITCHING REGULATOR IC DETAIL BLOCK DIAGRAM IC7402 IC7403 BOOSTER 5V SWITCHING REGULATOR PS 5V SWITCHING REGULATOR IC DETAIL BLOCK DIAGRAM IC1520 ANA 5V SWITCHING REGULATOR IC DETAIL BLOCK DIAGRAM IC1508 SWITCHING IC IC DETAIL...

Page 58: ...K R4074 C4061 0 1 C4064 16V22 6 7 5 2 4 3 8 1 IC4009 C0ABBB000216 33P 22 C4057 D0HB153ZA002 R4057 C4034 16V22 R4047 9100 R4089 2700 1 2SD132800L Q4009 C4083 1000P 3 1 2 D4006 MA3Z142D0LG B0ADCH000007 M IN1 VEE IN1 IN2 VEE VO1 VCC IN1 VO2 IN1 IN2 or 2SD1328 TX UNR5111 TX BOOSTER 5V T M M GND NR VOUT ON H VIN PQ1L503M2SPQ VO1 M M M M M or 2SD1328 TX IN2 VCC VO2 IN2 2SD1328 TX 2SD1328 TX 1 2 3 A B 4 ...

Page 59: ...3910 C3929 C4024 25V100 50V1 50V1 50V1 50V1 50V1 50V1 50V1 50V1 50V10 50V10 50V10 82K 82K R4010 47K R4011 47K 82K R4013 C3928 C3915 C4006 C4008 25V100 C4028 C3914 C4023 C3916 C4005 R4007 R4008 GND V OUT GND VIDEO OUT GND V IN VIDEO IN Y IN 17 M M T M FRONT_C_IN FRONT_S_IN_L AUGND GND FRONT_L_IN FRONT_R_IN FRONT_Y_IN FRONT_V_IN M L OUT TU TU AV4 R IN R OUT AV4 V IN AV4 L IN 19 18 21 20 DECODER 16 1...

Page 60: ... M M A B 6 8 9 10 13 15 16 17 19 20 21 22 23 7 12 14 18 AV I O 3 4 Section Main P C B 2 4 Schematic Diagram AV 8 9 10 7 6 E F G D C 5 4 3 2 1 B A TO AV I O SECTION 1 4 LOCATION MAP 1 4 2 4 3 4 4 4 B NOTE DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED M Main Net ...

Page 61: ... CPN OUT AV4 CPN IN M M M COMPONENT VIDEO OUT OPT AUDIO OUT B Y OUT EXT CTL1 AV1 B OUT MUTE FIL VGND AV2 B IN VCC5V REG2 5 AV2 R C IN AV2 G IN VCC5V AV1 R C OUT R Y OUT 9VREG GND 9VL Y SAG COMPONENT GND AGND L VCC 98 VGND 99 ENC B B Y IN 100 REG2 5 ENC R R Y IN 82 V SYNC OUT 83 Y V ADC NC NC ALC NC AV2 ROUT RF OUT AGND R 81 C ADC AV1 ROUT AV1 LOUT AV2 LOUT NC 97 ENC G Y IN SCL IN SDA IN DET IN ENC...

Page 62: ...V2 V Y AV2 B AV2 G AV2 R C AV3 V AV3 C AV3 Y AV1 V 31 5 3 1 37 45 41 33 99 97 95 93 91 SA4L SELECT SWITCH OUTPUT 71 AV1 Lch 78 ADC Lch 73 AV2 Lch 74 AV2 Rch 79 ADC Rch AV1 Rch 72 LPF BUFF MUTE AGC AMP ADC Lch LPF BUFF MUTE LPF BUFF MUTE d c b a MUTE BUFF LPF AMP ADC Rch AGC MIX VCA MUTE RF OUT 76 TUN Lch 62 54 TUN Rch AV4 TUN SA5L BUFF e d c b a SA1L e d c b a SA3L e d c b a SA2L 58 AV3 Lch d c b ...

Page 63: ...C1R0JA0019 C7332 0 1 C7303 6V100 C7302 1000P LB7304 COJHC0000032 RET4 RET3 RET1 RET2 G4 G3 16 17 G1 G2 14 4 7 12 10 11 13 8 9 6 15ENGF7601GF TU7802 X7301 HOD24550016 C7314 33P LB7305 J0JCC0000080 R7313 220 LB7301 J0JCC0000124 R7312 220 0 1 C7324 K7303 0 C7317 6V47 41 40 44 42 43 29 28 27 34 36 35 38 37 32 33 31 30 39 25 24 26 13 21 19 18 20 22 15 14 17 16 23 12 10 3 2 4 1 9 7 5 6 8 11 IC7301 C1AB0...

Page 64: ...ANKING AV3_S_IN_L AV2_8 AFC C7502 100P 1 3 2 IR7501 PNA4618M09VT B3RAD0000137 C7543 47P C7520 0 1 C7509 0 1 C7512 0 1 R7572 100 R7606 39K F R7668 100 C7514 0 01 R7601 1K C7557 1000P C7556 1000P R7608 43K F C7558 1000P R7600 10K P16 GND AV 2SD1819 TX 2SD1819 TX NC NP NC 1GB F F NX AV AV TU AV OUT or SG2 SG5 SG9 P10 P10 P8 P8 P9 P9 P7 P7 1GA 3G 2G 4G SG7 SG6 SG8 SG3 SG4 K2 VDD SG1 SG15 SG13 SG14 NC ...

Page 65: ...n F 0494 750NR VIN XSW5VOUT VOUT 5VREG 5VDET RESET GND VBATIN PREEND a b c d e f g h i j k 1 2 3 4 5 6 8 7 9 Timer 2 4 Section Main P C B 4 4 Schematic Diagram T 18 19 20 17 16 15 14 13 12 11 TO TIMER SECTION 4 4 LOCATION MAP 1 4 2 4 3 4 4 4 D NOTE DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST AND MAY BE SLIGHTLYDIFFERNT OR AMENDE...

Page 66: ...DVD_SEL_LED EEPROM_W_C DVBT_ANT_POW_H HDD_SEL_LED PFAIL L SD_SEL_LED FL_CLK CNVSS START GND RESET FL_TXD FL_RXD FLASH_WRITE 3 REMOCON 1 NC OPEN 2 NC GND VSS GND XRESET 10MHz_OUT 32 768KHz_OUT 32 768KHz_IN TEST1 LP4 LP3 AFC CVIN VSS2 GND SYNCIN NC GND VSYNC AVCC 5V AVSS GND M1 GND DC_R_CH KEYIN2 KEYIN3 KEYIN1 DC_L_CH VDD2 5V AV2BLANKING AV2_PIN8 3R3V_OFF_H GND P_SAVE L HDD_PFAIL L DI_P_ON H TU_P_ON...

Page 67: ...VQ11A04M S7501 EVQ11A04M S7504 EVQ11A04M S7506 5600 R7644 G_SW_A ANT_PON_H M M GND GND GND G HDMI_P5_ON_H X_SW_2R5V X_SW_3R8V X_SW_5R8V_AV HDMI_CEC_CONT HDMI_CEC_MONI GND FANOUT FAN_LOCK HDMI_P3_ON_H M M M M M PLAY OPEN CLOSE tu AV AV M tu M CH_DOWN CH_UP STOP 1SS355 REC GND ZB7502 ZB7501 RMN0873A RMN0872 KEY3_POWER a b c d e f g h i j k 10 11 12 14 13 16 17 18 20 21 22 23 24 26 27 28 29 31 32 34 ...

Page 68: ...6125 0 1 0 1 C56110 0 1 C56107 0 1 C56106 C56109 0 1 C56108 0 1 R56138 0 FL56107 J0JHC0000032 LB56113 10K R56162 10K R56163 HDMI_1_IRQ G_R656_CK_B G_SCL1_A G_SDA1_A G_HCLK_C G_DACOUT2_B G_DACOUT0_B G_DACOUT1_B G_IECOUT_B G_LRCK_A 33 R56119 R656_0 R656_2 R656_1 G_R656_CK_B G_DACBCK_B R656_7 R656_3 R656_5 R656_6 R656_4 25 6 30 27 28 26 29 2 3 1 5 4 8 2 3 9 20 21 17 16 19 18 22 24 7 11 10 13 15 14 12...

Page 69: ...12 19 Front L Schematic Diagram 5 4 3 2 1 B A NOTE DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED Front L Schematic Diagram DMR EH57GN 1 2 JW7001 TO FC7001 MAIN P C B TIMER 4 4 SECTION EVQ11A04M S7002 GND KEY3_POWER POWER 12 20 ATAPI Schematic Diagram 5 4 3 2 1 ...

Page 70: ...DMR EH57GN 70 ...

Page 71: ...rinted Circuit Board 13 1 Power P C B and DV Jack P C B Power P C B DMR EH57GN DV Jack P C B VEP73147A DMR EH57GN Power P C B VEP71128A DV Jack P C B 1 A B C D 2 3 4 5 6 1 A B C D 2 3 HOT COLD DMR EH57GN 71 ...

Page 72: ...13 2 Main P C B 13 2 1 Main P C B 1 4 Section 1 A B C D 2 3 4 5 3 4 4 4 1 4 2 4 DMR EH57GN Main P C B RFKB79156DT 1 4 Section Location Map FRONT REAR DMR EH57GN 72 ...

Page 73: ...13 2 2 Main P C B 2 4 Section 5 6 7 8 9 3 4 4 4 1 4 2 4 DMR EH57GN Main P C B RFKB79156DT 2 4 Section Location Map FRONT REAR DMR EH57GN 73 ...

Page 74: ...13 2 3 Main P C B 3 4 Section Main P C B C D E F 3 4 4 4 1 4 2 4 DMR EH57GN Main P C B RFKB79156DT 3 4 Section Location Map FRONT REAR DMR EH57GN 74 ...

Page 75: ...13 2 4 Main P C B 4 4 Section 3 4 4 4 1 4 2 4 DMR EH57GN Main P C B RFKB79156DT 4 4 Section Location Map FRONT REAR DMR EH57GN 75 ...

Page 76: ... C 7 C7413 E 6 C7823 D 4 R4003 C 3 R7525 A 7 R7644 D 1 Q7503 D 2 CL7532 D 3 LB1506 A 6 C1528 B 2 C3954 C 7 C7415 C 3 C7824 D 4 R4005 C 3 R7527 E 2 R7648 F 1 Q7504 D 2 CL7533 C 2 LB1507 C 3 C1529 B 2 C3955 C 7 C7417 B 3 C7826 E 7 R4006 E 6 R7528 D 3 R7660 D 2 Q7505 A 7 CL7534 D 3 LB1510 A 6 C1535 E 5 C3956 C 7 C7439 B 5 R4007 E 6 R7529 D 2 R7668 E 3 Q7509 D 2 CL7535 D 3 LB3001 B 5 C1536 F 5 C3957 C...

Page 77: ...13 3 HDMI P C B HDMI P C B COMPONENT SIDE FOIL SIDE DMR EH57GN HDMI P C B VEP73148A 1 A B C D E F 2 3 4 5 6 7 8 9 DMR EH57GN 77 ...

Page 78: ...13 4 Front Jack P C B and Front L P C B Front L P C B DMR EH57GN Front Jack P C B VEP73146A DMR EH57GN Front L P C B VEP70187A Front Jack P C B 1 A B C D 2 3 4 5 1 A B C D 2 3 DMR EH57GN 78 ...

Page 79: ...13 5 ATAPI P C B ATAPI P C B DMR EH57GN ATAPI P C B VEP70194A 1 A B 2 3 4 5 DMR EH57GN 79 ...

Page 80: ...DMR EH57GN 80 ...

Page 81: ... 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 REC 2 0 2 5 1 6 0 1 6 5 0 1 6 5 0 0 4 0 3 1 6 0 4 0 1 7 1 7 1 6 0 4 0 1 7 1 7 PLAY 2 0 2 5 1 6 0 1 6 5 0 1 6 5 0 0 4 0 3 1 6 0 4 0 1 7 1 7 1 6 0 4 0 1 7 1 7 STOP 2 0 2 5 1 6 0 1 6 5 0 1 6 5 0 0 4 1 6 1 6 0 4 0 1 7 1 7 1 6 0 4 0 1 7 1 7 Ref No MODE 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 REC 0 1 7 1 7 1 7 5 0 1 4 0 1 1 4 0 2 1 1 6 ...

Page 82: ... 3 3 3 3 3 2 3 3 3 3 0 3 3 3 3 3 2 3 3 0 0 4 9 STOP 3 1 1 3 3 2 0 0 1 3 3 3 3 3 2 3 3 3 3 0 3 3 3 3 3 2 3 3 0 0 4 9 Ref No MODE 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 REC 0 4 9 4 9 4 8 0 4 9 5 0 5 0 0 4 8 0 0 0 3 3 5 0 PLAY 0 4 9 4 9 4 8 0 4 9 5 0 5 0 0 4 8 0 0 0 3 3 5 0 STOP 4 9 4 9 4 9 4 8 0 4 9 5 0 5 0 0 4 8 0 0 0 3 3 5 0 Ref No MODE 61 62 63 64 65 66 67 68 69 70 71 72 73 7...

Page 83: ... 5 0 1 6 1 1 11 3 1 6 4 5 3 3 3 3 0 9 3 0 1 STOP 2 7 0 2 1 2 0 5 0 1 6 1 1 11 3 1 6 4 5 3 3 3 3 0 9 1 0 2 Ref No MODE E C B E C B E C B E C B E C B REC 12 3 7 6 11 3 18 5 5 0 18 4 0 5 0 0 0 0 4 6 0 4 6 0 PLAY 12 3 7 6 11 3 18 5 5 0 18 4 0 5 0 0 0 0 4 6 0 4 6 0 STOP 12 3 7 6 11 3 18 5 5 0 18 4 0 5 0 0 0 0 5 1 0 5 1 0 1 Ref No MODE E C B E C B REC 0 0 0 5 0 0 5 0 PLAY 0 0 0 5 0 0 5 0 STOP 0 0 0 5 0 ...

Page 84: ... 3 3 5 7 0 4 8 5 0 Ref No MODE 1 2 3 4 5 1 2 3 4 5 REC 2 5 3 2 1 2 1 2 0 1 6 0 1 5 3 3 PLAY 2 5 3 2 1 2 1 2 0 1 6 0 1 5 3 3 STOP 2 5 3 2 1 2 1 2 0 1 6 0 1 5 3 3 Ref No MODE E C B E C B E C B S D G S D G REC 0 4 5 0 0 0 0 6 0 3 2 0 0 1 0 1 3 3 0 1 0 1 3 3 PLAY 0 4 5 0 0 0 0 6 0 3 2 0 0 1 0 1 3 3 0 1 0 1 3 3 STOP 0 4 5 0 0 0 0 6 0 3 2 0 0 1 0 1 3 3 0 1 0 1 3 3 Ref No MODE E C B E C B REC 3 4 3 0 3 4...

Page 85: ...0Vp p 20 sec div P7402 71 REC PLAY 1 0Vp p 20 sec div P7402 67 REC PLAY 0 6Vp p 20 sec div P7402 63 REC PLAY 1 0Vp p 20 sec div P7402 59 REC PLAY 0 6Vp p 20 sec div P7402 55 REC PLAY 0 8Vp p 20 sec div P7402 29 31 REC PLAY 0 8Vp p 1m sec div T1150 5 6 STOP 34Vp p 50 sec div T1150 12 STOP 10Vp p 2m sec div IC1150 1 STOP 8 0Vp p 50 sec div IC1150 9 STOP 580Vp p 50 sec div 85 DMR EH57GN ...

Page 86: ...0 UP HINT HRXW HOST ADDRESS HOST DATA HOST INTERRUPT HOST READ WRITE INITIAL LOGO ABBREVIATIONS I IECOUT IPFRAG IREF ISEL IEC958 FORMAT DATA OUTPUT INTERPOLATION FLAG I CURRENT REFERENCE INTERFACE MODE SELECT L LDON LPC LRCK LASER DIODE CONTROL LASER POWER CONTROL L CH R CH DISTINCTION CLOCK M MA0 UP MCK MCKI MCLK MDATA MDQ0 UP MDQM MLD MPEG MEMORY ADDRESS MEMORY CLOCK MEMORY CLOCK INPUT MEMORY SE...

Page 87: ... FEED BACK VOLTAGE REFERENCE SOURCE POWER SUPPLY VOLTAGE W WAIT WDCK WEH WSR BUS CYCLE WAIT WORD CLOCK WRITE ENABLE HIGH WORD SELECT RECEIVER X X XALE XAREQ XCDROM XCS XCSYNC XDS XHSYNCO XHINT XI XINT XMW XO XRE XSRMCE XSRMOE XSRMWE XVCS XVDS XVSYNCO X TAL X ADDRESS LATCH ENABLE X AUDIO DATA REQUEST X CD ROM CHIP SELECT X CHIP SELECT X COMPOSITE SYNC X DATA STROBE X HORIZONTAL SYNC OUTPUT XH INTER...

Page 88: ...15 Parts and Exploded Views 15 1 Exploded Views 15 1 1 Casing Parts Mechanism Section 88 DMR EH57GN ...

Page 89: ...15 1 2 Packing Accessories Section 89 DMR EH57GN ...

Page 90: ...832 6 3V 470P 1 C3007 F2A1A471A869 10V 470P 1 C3008 F2A1A101A868 10V 100U 1 Ref No Part No Part Name Description Pcs Remarks C3009 F2A1A471A869 10V 470P 1 C3010 F2A1A101A868 10V 100U 1 C3011 F1H1C104A071 16V 0 1U 1 C3012 F2A1A471A869 10V 470P 1 C3013 F2A1A101A868 10V 100U 1 C3014 F1H1C104A071 16V 0 1U 1 C3015 F1H1C104A071 16V 0 1U 1 C3016 F1H1C104A071 16V 0 1U 1 C3017 F1H1C104A071 16V 0 1U 1 C3018...

Page 91: ...05K 6 3V 1U 1 C7531 ECJ1VC1H100D 50V 10P 1 C7532 ECJ1VC1H100D 50V 10P 1 C7533 ECJ1VC1H100D 50V 10P 1 C7534 ECJ1VB1H103K 50V 0 01U 1 C7535 ECJ1VC1H100D 50V 10P 1 C7541 F1H1H470A799 50V 47P 1 C7542 F1H1C104A071 16V 0 1U 1 Ref No Part No Part Name Description Pcs Remarks C7543 F1H1H470A799 50V 47P 1 C7544 F1H1C104A071 16V 0 1U 1 C7546 ECJ1VB0J105K 6 3V 1U 1 C7554 ECJ1VB1H103K 50V 0 01U 1 C7556 ECJ1VB...

Page 92: ...Part No Part Name Description Pcs Remarks LB7415 J0JCC0000103 COIL 1 LB7416 J0JCC0000164 COIL 1 LB7417 J0JCC0000103 COIL 1 LB7418 J0JCC0000103 COIL 1 LB7419 J0JCC0000103 COIL 1 LB7420 J0JCC0000164 COIL 1 LB7421 J0JCC0000103 COIL 1 LB7422 J0JKB0000012 COIL 1 LB7509 J0JCC0000060 COIL 1 LB7801 J0JHC0000032 COIL 1 LB7802 J0JHC0000032 COIL 1 LB7803 J0JHC0000032 COIL 1 LB7804 J0JCC0000103 COIL 1 P1501 K...

Page 93: ...ERJ3GEY0R00V 1 10W 0 1 R7312 ERJ3GEYF221V 1 10W 220 1 R7313 ERJ3GEYF221V 1 10W 220 1 Ref No Part No Part Name Description Pcs Remarks R7322 ERJ3GEY0R00V 1 10W 0 1 R7324 ERJ3GEYJ221V 1 10W 220 1 R7325 ERJ3GEYJ221V 1 10W 220 1 R7326 ERJ3GEY0R00V 1 10W 0 1 R7401 ERJ3GEYJ104V 1 10W 100K 1 R7402 ERJ3GEYJ103V 1 10W 10K 1 R7410 ERJ3GEYJ821V 1 10W 820 1 R7411 ERJ3GEYJ472V 1 10W 4 7K 1 R7412 ERJ3GEYJ472V 1...

Page 94: ... 1 10W 0 1 W724 ERJ3GEY0R00V 1 10W 0 1 W725 ERJ3GEY0R00V 1 10W 0 1 W726 ERJ6GEY0R00V 1 8W 0 1 W730 ERJ6GEY0R00V 1 8W 0 1 W731 ERJ6GEY0R00V 1 8W 0 1 W734 ERJ6GEY0R00V 1 8W 0 1 W735 ERJ3GEY0R00V 1 10W 0 1 Ref No Part No Part Name Description Pcs Remarks W736 ERJ6GEY0R00V 1 8W 0 1 W737 ERJ6GEY0R00V 1 8W 0 1 W738 ERJ6GEY0R00V 1 8W 0 1 W739 ERJ6GEY0R00V 1 8W 0 1 W741 ERJ6GEY0R00V 1 8W 0 1 W742 ERJ6GEY0...

Page 95: ...No Part Name Description Pcs Remarks R1201 ERJ6GEYG822V 1 8W 8 2K 1 R1205 ERJ6GEYJ224V 1 8W 220K 1 R1206 ERJ6GEYG242V 1 8W 2 4K 1 R1207 ERJ6GEYJ103V 1 8W 10K 1 R1208 ERJ6GEYJ222V 1 8W 2 2K 1 R1209 ERJ6GEYJ102V 1 8W 1K 1 R1210 ERJ6GEYJ102V 1 8W 1K 1 R1410 ERJ8GEY0R00V 1 4W 0 1 R1601 D1BFR0240001 1 2W 0 024U 1 R1602 ERJ6GEYJ513V 1 8W 51K 1 R1603 ERJ6RBD561V 1 10W 560 1 R1604 ERJ6RBD912V 1 10W 9 1K 1...

Page 96: ... ERJ2GEJ202X 1 16W 2K 1 R56130 ERJ2GEJ273X 1 16W 27K 1 R56131 ERJ2GEJ221X 1 16W 220 1 Ref No Part No Part Name Description Pcs Remarks R56132 ERJ2GEJ224X 1 16W 220K 1 R56133 ERJ2GEJ104X 1 16W 100K 1 R56135 ERJ2GEJ470X 1 16W 47 1 R56137 ERJ2GE0R00X 1 16W 0 1 R56138 ERJ2GE0R00X 1 16W 0 1 R56140 ERJ2GEJ8R2X 1 16W 8 2 1 R56142 ERJ2GEJ330X 1 16W 33 1 R56143 ERJ2GEJ330X 1 16W 33 1 R56144 ERJ2GEJ8R2X 1 1...

Page 97: ...4 RMZ0917 FL BARRIER SHEET 1 35 RMC0625 TUNER END 1 36 RMQ1612 HEAT TRANSFER SHEET 1 37 RMQ1614 HEAT TRANSFER SHEET 1 38 VMX1336 MINI CARD SPACER 2 39 RMX0361 J PCB SPACER 1 40 RMX0393 FRONT SPACER 1 41 RFKNEH57GN RAM DIGITAL P C B MODULE 1 RTL A1 K2KA6BA00003 AV CORD 1 A2 K1TWACC00001 RF COAXIAL CABLE 2 A3 N2QAYB000133 REMOTE CONTROL ASS Y 1 A3 1 100300035100 BATTERY COVER 1 A4 K2CJ2DA00008 AC CO...

Page 98: ...d copying and distribution is a violation of law Model No DMR EH57GC DMR EH57GCS DMR EH57GN Vol 1 Colour S Silver Type EH57GC EH57GCS EH57GN K Black Type EH57GN 3 Changes of 迭 eplacement Parts List 6 3 1 Changes of parts list 6 DVD Recorder Subject Reducing the noise of hard disk and changing service parts Please use this supplement manual together with the service manuals for Model No DMR EH57GCG...

Page 99: ...DD with HDD angle up and down inversely so as not to give a shock to HDD 3 Remove 4 Screws C to remove HDD from HDD angle 1 Modifying disassembly and assembly instructions Note When servicing a part not included in this manual please replace all the parts of hard disk assembly 1 1 Modifying 9 5 HDD ATAPI P C B 2 DMR EH57GC DMR EH57GCS DMR EH57GN ...

Page 100: ...3 DMR EH57GC DMR EH57GCS DMR EH57GN ...

Page 101: ...2 Changes of Exploded Views 2 1 Changes of Casing Parts Mechanism Section 4 DMR EH57GC DMR EH57GCS DMR EH57GN ...

Page 102: ...2 2 Changes of Packing Accessories Section 5 DMR EH57GC DMR EH57GCS DMR EH57GN ...

Page 103: ...3 1 Changes of parts list Note 1 In order to differentiate area codes of destinations part numbers of servicing parts on main board are changed 2 Hard disk assembly includes following parts 21 23 44 45 6 DMR EH57GC DMR EH57GCS DMR EH57GN ...

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