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Panasonic DMR-EH50P, Service Manual

The Panasonic DMR-EH50P is a top-notch DVD recorder and player that allows you to effortlessly record and play back your favorite TV shows and movies. Unlock its full potential by accessing its comprehensive Service Manual, available for free download at manualshive.com, ensuring a seamless user experience.

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Ref.

No.

Part No.

Part Name &
Description

Pcs

Remarks

R1411

ERJ6RBD123V

1/10W 12K

1

R1518

ERJ6GEYJ473V

1/8W 47K

1

R1601

D1BFR0150001

15

1

R1602

ERJ6GEYJ513V

1/8W 51K

1

R1603

ERJ6RBD242V

1/10W 2.4K

1

R1604

ERJ6RBD153V

1/10W 15K

1

R1605

ERJ6RBD272V

1/10W 2.7K

1

R1701

D1BFR047A010

47

1

R1702

ERJ3GEYJ333V

1/10W 33K

1

R1703

ERJ3GEY0R00V

1/10W 0

1

R1704

ERJ3RBD103V

1/16W 10K

1

R1705

ERJ3RBD472V

1/16W 4.7K

1

R1800

ERJ6GEYJ471V

1/8W 470

1

R1801

ERJ6GEYJ104V

1/8W 100K

1

R1802

ERJ6GEYJ472V

1/8W 4.7K

1

R1803

ERJ6GEYJ103V

1/8W 10K

1

T1150

G4D2A0000217

TRANSFORMER

1

VA1110

ERZV10D471C2

1

n

05

VEP73121B

(SD

CARD

P.C.B.)

C6801

ECJ1VB1H103K

50V 0.01U

1

FL6801

F1H0J1050025

FILTER

1

LB6801

J0JHC0000032

COIL

1

LB6802

J0JHC0000045

COIL

1

P6802

K1KB14A00073

CONNECTOR(14P)

1

P6803

K1NA09E00027

CONNECTOR(9P)

1

R6801

ERJ3GEYJ101V

1/10W 100

1

R6802,0
3

ERJ3GEYJ220V

1/10W 22

2

R6804

ERJ3GEYJ223V

1/10W 22K

1

R6805

ERJ3GEYJ123V

1/10W 12K

1

R6807

ERJ3GEYJ223V

1/10W 22K

1

RX6801

D1H82204A024

RESISTOR- RESISTOR

1

RX6802

D1H81234A024

RESISTOR- RESISTOR

1

n

06

VEP07A76B

(TUNER
P.C.B.)

C7801

F2A1H2R2A234

50V 2.2U

1

C7802

ECJ1VB1C333K

16V 0.033U

1

C7803

ECJ1VB1C104K

16V 0.1U

1

C7804

ECJ1VB1E223K

25V 0.022U

1

C7805

ECJ1VB1C104K

16V 0.1U

1

C7806

F2A1H3R3A234

50V 3.3U

1

C7807

F2A1HR33A234

50V 33U

1

C7808

F2A1V100A184

35V 10U

1

C7809

ECJ1VF1C334Z

16V 0.33U

1

C7810

ECJ1VB1C104K

16V 0.1U

1

C7811

ECJ1VB1A224K

10V 0.22U

1

C7812

F2A0J470A245

6.3V 47U

1

C7813

ECJ1VB1H103K

50V 0.01U

1

C7814

ECJ1VB1H102K

50V 1000P

1

C7815

F2A1H4R7A234

50V 4.7U

1

C7816,1
7

F2A1H2R2A234

50V 2.2U

2

C7818,1
9

ECJ1VB1E223K

25V 0.022U

2

C7820

F2A1H2R2A234

50V 2.2U

1

C7823

F2A0J470A245

6.3V 47U

1

C7824

ECJ1VB1H103K

50V 0.01U

1

C7825

F2A1H1R0A234

50V 1U

1

C7826

ECJ1VB1H103K

50V 0.01U

1

D7801

MAZ73000BC

DIODE

1

Ref.

No.

Part No.

Part Name &
Description

Pcs

Remarks

FL7801

EFCT4R5MS5W

FILTER

1

IC7801

AN5832SA- E1V

IC

1

K7801

ERJ3GEY0R00V

1/10W 0

1

LB7801

J0JHC0000032

COIL

1

PS7801

K1KB13B00013

CONNECTOR(FEMALE)
13P

1

Q7801

2SB1218A0L

TRANSISTOR

1

R7801

ERJ3GEY0R00V

1/10W 0

1

R7802

ERJ3GEYJ103V

1/10W 10K

1

R7803

ERJ3GEYJ332V

1/10W 3.3K

1

R7804

ERJ3GEYJ103V

1/10W 10K

1

R7805,0
6

ERJ3GEYJ331V

1/10W 330

2

R7807

ERJ3GEYJ184V

1/10W 180K

1

R7808,0
9

ERJ3GEYJ331V

1/10W 330

2

R7810

ERJ3GEY0R00V

1/10W 0

1

R7811

ERJ3GEYJ102V

1/10W 1K

1

R7812,1
3

ERG2SJ471E

2W 470

2

R7814

ERJ3GEYJ681V

1/10W 680

1

R7815,1
6

ERJ3GEYJ101V

1/10W 100

2

TU7801

ENGF6503GRF

TUNER PACK

1

W1

ERJ3GEY0R00V

1/10W 0

1

W2,W3

ERJ6GEY0R00V

1/8W 0

2

W4

ERJ3GEY0R00V

1/10W 0

1

W501

ERJ3GEY0R00V

1/10W 0

1

W502

ERJ6GEY0R00V

1/8W 0

1

W503-06

ERJ3GEY0R00V

1/10W 0

4

W508,09

ERJ3GEY0R00V

1/10W 0

2

W510,11

ERJ6GEY0R00V

1/8W 0

2

W512

ERJ3GEY0R00V

1/10W 0

1

W513-15

ERJ6GEY0R00V

1/8W 0

3

W516

ERJ3GEY0R00V

1/10W 0

1

W517,18

ERJ6GEY0R00V

1/8W 0

2

W519

ERJ3GEY0R00V

1/10W 0

1

W520

ERJ6GEY0R00V

1/8W 0

1

W521

ERJ3GEY0R00V

1/10W 0

1

n

07

VEP70122

(LED P.C.B.)

D7101

B3ABA0000595

DIODE

1

D7102

B3ACA0000265

DIODE

1

D7103

B3AEA0000062

DIODE

1

P7101

K1KB06B00024

CONNECTOR(6P)

1

Q7101-
03

2SD0601A0L

TRANSISTOR

3

｡

08

VEP70121A

(FRONT(L)P.C.
B.)

P7001

K1KA03A00173

CONNECTOR(3P)

1

S7001

EVQPC105K

SWITCH,POWER

1

80

DMR-EH50 P / DMR-EH50 PC

Summary of Contents for DMR-EH50P

Page 1: ...tsushita Electric Industrial CO Ltd All rights reserved Unauthorized copying and distribution is a violation of law DMR EH50P DMR EH50PC Vol 1 Colour S S ilver Type DVD Video Recorder ORDER NO DSD0503038C1 B24 ...

Page 2: ...2 DMR EH50P DMR EH50PC ...

Page 3: ...and Repairing of HDD 34 15 Caution after replacing parts 35 15 1 After replacing the RAM Drive with new one 35 15 2 When the unit does not operate normally after replacing the Timer Microprocessor or Main P C B 35 16 Standard Inspection Specifications after Making Repairs 35 17 Voltage and Waveform Chart 36 17 1 Power P C B 36 17 2 Main P C B 36 17 3 Tuner P C B 38 17 4 LED P C B 38 17 5 P9001 Con...

Page 4: ...1 Specifications 4 DMR EH50P DMR EH50PC ...

Page 5: ...sure 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 milliampere In ca...

Page 6: ...se 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 replacement ES devi...

Page 7: ...4 Precaution of Laser Diode 7 DMR EH50P DMR EH50PC ...

Page 8: ...s observed Do not attempt to re charge the old battery or re use it for any other purpose It should be disposed of in waste products destined for burial rather than incineration 6 Handling the Lead free Solder 6 1 About lead free solder PbF Distinction of PbF P C B P C B s manufactured using lead free solder will have a PbF stamp on the P C B Caution Pb free solder has a higher melting point than ...

Page 9: ...7 Each Button 9 DMR EH50P DMR EH50PC ...

Page 10: ...10 DMR EH50P DMR EH50PC ...

Page 11: ...uick start only power supplies for video IC tuner and storage media are cut off When the REC button is pushed a few second after the power button is pushed Audio and Video data are stored in DDR SDRAM before a storage media DVD RAM or HDD preparation Preparation time DVD RAM about 8seconds HDD about 18seconds After a storage media DVD RAM or HDD preparation Audio and Video data are transfer from D...

Page 12: ... power forcibly and press STOP CH UP keys on the front panel simultaneous ly for 5 seconds 9 2 When the Forcible Disc Eject can not be done 1 Turn off the power and pull out AC cord 2 Remove the Top Cover 3 Remove the Front Panel 4 Remove 4 screws and Upper Base Unit from DVD RAM Drive 5 Take out the disc and put the Opener Roller on fully position for direction of Arrow 6 Put the Upper Base Unit ...

Page 13: ... of Drive Error occurring press 0 2 1 9 keys of the Remote Controller so that 19 memories can be displayed as maximum 2 Press 4 2 keys of remote controller Example of FL Display 1 Error Number is displayed for 5 seconds 2 Time when the error has occurred is displayed for 5 seconds 3 Last Drive Error 1 2 is displayed for 5 seconds 4 Last Drive Error 2 2 is displayed for 5 seconds 13 DMR EH50P DMR E...

Page 14: ... Taiwan 14 LEAD DATA LEAD DATA Taiwan 15 CMC CMC Taiwan 16 AUVISTAR AUVISTAR Taiwan 17 ACER Acer Taiwan 18 VIVASTAR VIVASTAR Switzerland 19 LGE LG Electronics Korea DVD RAM Disc No FL Display Disc Maker s ID Disc Maker Country 1 MEI Panasonic 2 MATSUSHITA Panasonic Japan 3 MXL Maxell Japan 4 PRODISC Prodisc Taiwan 5 OPTDISC OPTDISC Taiwan 6 CMC CMC Taiwan Since an display is arbitrarily set up by ...

Page 15: ...Error Occurring Disc State 15 DMR EH50P DMR EH50PC ...

Page 16: ... the power is turned off automatically The event is saved in memory No display No display F00 No error information Initial setting for error code in memory Error code Initialization is possible with error code initialization and main unit initialization No display No display F58 Drive hardware error When drive unit error is detected the event is saved in memory No display No display F34 Initializa...

Page 17: ...ay will open and unit will shift to P off mode When Timer REC is ON or EXT LINK is ON execute Forced disc eject after releasing Timer REC or EXT LINK This command is not effective during Child lock is ON While Demonstration Lock is being set this Forced disc eject function is not accepted The display before execution leaves When the power is off press STOP and CH UP keys simultaneously for 5 secon...

Page 18: ...en unlock the tray UNLOCK is displayed for 3 seconds When the power is on press STOP and POWER keys simultaneously for 5 seconds When press OPEN CLOSE key while the tray being locked Display LOCK for 3 seconds Press OPEN CLOSE key while the tray being locked ATP Initialization ATP setting is initialized and the unit turns off automatically It is same with display in stop mode When the power is on ...

Page 19: ...ssive Press 1 4 in White Picture Output mode I P are switched alternately Magenta Picture Output Magenta picture is output with Component Output from AV Decoder Magenta picture Saturation rate 100 It is enable to switch Interlace Progressive by I P switch 1 4 Initial mode is Interlace Press 1 2 in service mode Switch Interlace Progressive Press 1 4 in Magenta Picture Output mode I P are switched a...

Page 20: ...3 in service mode Audio 44 1kHz 48kHz switching Press 2 4 in Audio Pattern Output mode 48 kHz 44 1 kHz are switched alternately HDD READ inspection Perform a complete read inspection of the HDD When the HDD is OK If the HDD is defective Press 3 1 in the service mode When canceling the checking mode while executing do forced power off Method Press the POWER button more than 10 seconds Laser Used Ti...

Page 21: ...ive Error Delete the Last Drive Error information stored on the DVD RAM Drive Press 9 6 in service mode Turn on all FL LEDs All segments of FL and all LEDs are turned on All segments are turned on Press 5 1 in service mode S1 signal output Forcibly superimpose the S1 signal approx 4 5V DC on the EE chroma signal and check the output on the S terminal Press 5 2 in service mode S2 signal output Forc...

Page 22: ... is NG Note The image stored in the SD card will be erased Insert a SD card to SD card slot and press 7 4 in service mode Insert SD card while the power is off Check for CARD SD display on the FL display and go on the procedure Tray OPEN CLOSE Test The RAM drive 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 POW...

Page 23: ... Chart The following chart is the procedure for disassemblin g 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 12 2 P C B Positions 23 DMR EH50P DMR EH50PC ...

Page 24: ... of the arrows 12 4 Front Panel 1 Unlock 2 tabs A and 3 tabs B in this order to remove Front Panel The tab A and B should be unlocked at the same time respectively 12 5 SD Card P C B 1 Remove 2 Screws A to remove SD Card P C B 12 6 Digital P C B 1 Remove 2FFCs and 2 Screws A 2 Lift up Digital P C B slightly so to disconnect Connector to remove Digital P C B 24 DMR EH50P DMR EH50PC ...

Page 25: ...poses 3 When installing HDD release it from your hands only 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...

Page 26: ...o remove HDD 12 9 LED P C B 1 Remove a Screw A to remove SD Card P C B Angle 2 At first disconnect the connector on one side as shown below and pull out LED P C B 12 10 Power P C B 1 Remove Screw A 26 DMR EH50P DMR EH50PC ...

Page 27: ... Disconnect Fan Connector 2 Remove 5 Screws A and Screw B 3 Unlock 2 Locking Tabs A to remove Rear Panel 12 11 1 Fan Motor 1 Disconnect Fan Connector and remove 2 Screws A 2 Push and unlock 2 locking Tabs A to remove Fan Motor 12 12 Front L P C B 1 Remove a Screw A to remove Front L P C B 27 DMR EH50P DMR EH50PC ...

Page 28: ... P C B 1 Disconnect Connector A for Front L P C B 2 Remove 5 Screws A 3 Remove Power P C B Angle Digital P C B Angle and SD Card P C B Angle and disconnect Connector A to remove Main P C B 28 DMR EH50P DMR EH50PC ...

Page 29: ...xtension Cable MainP C B DVD RAM Drive 4 Pin Same as E30 HS2 series RFKZ0216 Extension Cable MainP C B Power P C B 23 Pin Same as E55 series RFKZ0260 Extension Cable MainP C B Digital P C B 88 Pin New 14 Service Positions Note For description of the disassemblin g procedure see the section 12 14 1 Checking and Repairing of Power P C B 29 DMR EH50P DMR EH50PC ...

Page 30: ...14 2 Checking and Repairing of Digital P C B 30 DMR EH50P DMR EH50PC ...

Page 31: ...14 3 Checking and Repairing of Main P C B 31 DMR EH50P DMR EH50PC ...

Page 32: ...stage 6 Press ENTER to advance next stage 7 Select USA and then press ENTER 8 Input 0 2 0 3 2 and then press ENTER 9 Select Yes and then press ENTER 10 Select Yes and then press ENTER 11 Select Ch3 and then press ENTER 12 Press ENTER 13 Select Not Listed and then press ENTER 14 Connect scope to JK8001 4 CL8021 15 Press ENTER and then if the P C B is OK pulse signals of approx 4 5Vp p are output tw...

Page 33: ...14 4 Checking and Repairing of DVD RAM Drive 33 DMR EH50P DMR EH50PC ...

Page 34: ...14 5 Checking and Repairing of HDD 34 DMR EH50P DMR EH50PC ...

Page 35: ... is caused by a VCD DVD R DVD Video Audio CD or MP3 playback the test disc No abnormality should be seen in the picture sound or operation 7 Models with SD Card Slot or DV Input Jack In case of that the trouble is caused by SD card or DV terminal Models with SD Card Slot 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 ...

Page 36: ... 0 0 3 3 0 0 1 4 9 0 4 5 0 1 0 0 4 9 11 7 0 0 STOP 0 0 3 3 0 0 1 4 9 0 4 5 0 1 0 0 4 9 11 7 0 0 Ref No MODE E C B REC 0 4 5 0 PLAY 0 4 5 0 STOP 0 4 5 0 Q1600 Q1400 IC1200 IC1150 Q1700 IC1400 Q1270 Q1200 IC1501 IC1701 IC1601 IC1401 QR1303 QR1304 QR1800 QR1801 QR1302 QR1301 17 2 Main P C B Ref No MODE 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 REC 5 0 0 3 4 4 8 6 2 3 3 0 2 0 4 8 3 7 PLAY 5 0 0 3 4 4 8 6 2 3 3 ...

Page 37: ...4 REC 24 3 24 3 24 3 28 1 PLAY 24 3 24 3 24 3 28 1 STOP 24 3 24 3 24 3 28 1 Ref No MODE 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 7 8 REC 4 9 5 2 0 2 2 3 3 0 5 8 1 3 1 3 0 0 0 10 9 12 1 PLAY 4 9 5 2 0 2 2 3 3 0 5 8 1 3 1 3 0 0 0 10 9 12 1 STOP 4 9 5 2 0 2 2 3 3 0 5 8 1 3 1 3 0 0 0 10 9 12 1 Ref No MODE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 REC 0 4 9 0 4 0 4 0 4 4 0 0 0 5 0 6 4 7 1 3 0 2 1 3 3 4...

Page 38: ...E C B E C B E C B E C B REC 0 0 4 9 0 0 2 4 0 5 2 0 0 5 2 0 4 9 4 9 0 PLAY 0 0 4 9 0 0 2 4 0 5 2 0 0 5 2 0 4 9 4 9 0 STOP 0 0 4 9 0 0 2 3 0 5 2 0 0 5 2 0 4 9 4 9 0 Ref No MODE E C B REC 0 0 2 2 PLAY 0 0 2 2 STOP 0 0 2 2 QR7502 Q4005 Q7509 Q8001 Q8002 Q4004 Q8003 Q8004 QR7503 Q4003 QR4004 QR4001 QR4002 QR4003 Q4001 Q4002 Q8005 IC8002 Q7503 Q7504 Q7506 Q7507 Q7508 17 3 Tuner P C B Ref No MODE 1 2 3 ...

Page 39: ... 3 2 5 Ref No MODE 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 REC 2 5 3 3 0 0 0 0 1 1 5 0 0 1 5 5 0 0 3 3 1 0 3 7 0 3 7 1 1 5 8 PLAY 2 5 3 3 0 0 0 0 1 1 5 0 0 1 5 5 0 0 3 3 1 0 3 7 0 3 7 1 1 5 8 STOP 2 5 3 3 0 0 0 0 1 1 5 0 0 1 5 5 0 0 3 3 1 0 3 7 0 3 7 1 1 5 8 Ref No MODE 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 REC 0 5 8 1 0 5 8 0 3 3 0 3 3 0 3 3 0 3 3 0 3 3 0...

Page 40: ...c div P7401 83 REC PLAY 1 0Vp p 20 sec div P7401 63 REC PLAY 0 6Vp p 20 sec div P7401 59 REC PLAY 1 0Vp p 20 sec div P7401 51 REC PLAY 0 8Vp p 20 sec div P7401 47 REC PLAY 1 0Vp p 20 sec div P7401 29 31 REC PLAY 0 8Vp p 1m sec div P7401 55 REC PLAY 0 6Vp p 20 sec div JK3903 19 REC PLAY 1 1Vp p 20 sec div JK3903 18 REC PLAY 1 1Vp p 20 sec div JK3903 20 REC PLAY 2 0Vp p 20 sec div 40 DMR EH50P DMR E...

Page 41: ...EST DATA RESPONSE DIGITAL SERVO CONTROLLER DATA SLICE LOOP FILTER DIGITAL VIDEO DISC INITIAL LOGO ABBREVIATIONS E EC ECR ENCSEL ETMCLK ETSCLK ERROR TORQUE CONTROL ERROR TORQUE CONTROL REFERENCE ENCODER SELECT EXTERNAL M CLOCK 81MHz 40 5MHz EXTERNAL S CLOCK 54MHz F FBAL FCLK FE FFI FEO FG FSC FSCK FOCUS BALANCE FRAME CLOCK FOCUS ERROR FOCUS ERROR AMP INVERTED INPUT FOCUS ERROR AMP OUTPUT FREQUENCY ...

Page 42: ...AL SUB CODE CLOCK SUB CODE Q DATA SYSTEM CLOCK T TE TIBAL TID TIN TIP TIS TPSN TPSO TPSP TRCRS TRON TRSON TRACKING ERROR BALANCE CONTROL BALANCE OUTPUT 1 BALANCE INPUT BALANCE INPUT BALANCE OUTPUT 2 OP AMP INPUT OP AMP OUTPUT OP AMP INVERTED INPUT TRACK CROSS SIGNAL TRACKING ON TRAVERSE SERVO ON INITIAL LOGO ABBREVIATIONS V VBLANK VCC VCDCONT VDD VFB VREF VSS V BLANKING COLLECTOR POWER SUPPLY VOLT...

Page 43: ...P C B DR POWER ON TO DVD RAM DRIVE DR 5V X SW 5 8V P1501 P1102 QR1304 TO DVD RAM DRIVE DR 12V X SW 12V POWER ON D 1 5V P1501 P1102 P1501 P1102 P1501 P1102 REG D 1 5V IC1400 CS S FB 5 8 4 ON OFF EXT D 6 2 5 1 G 3 Q1400 REG DR 5V QR1302 1303 2 1 VIN 7 DC DC CONVERTER IC1401 CS S FB 5 8 4 ON OFF EXT D 6 2 5 1 G 3 Q1600 REG D 5 8V 2 1 VIN 7 DC DC CONVERTER IC1601 COLD HOT Q1200 COUPLER PHOTO SWITCHING...

Page 44: ...4 PS7801 5 IC7404 8 1 IP1501 2 D C B ON REG ANA 3 3V 8 5 1 VIN VOUT IC1502 A PFAIL 30 8 IC7505 CONT 5 5 CONT 22 ON ON ON ON ON ON 17 IC7802 TU7801 TUNER P C B PP7404 12 PS7801 TUNER 5V IC4001 VOUT VIN 5 1 4 REG AU 9V IC4005 IC7505 80 2 IC7502 VDD OUT PFAIL OUT 1 8 VIN IC1511 1 REG XSW 5 2V VOUT DMR EH50P PC Power Supply Block Diagram DMR EH50P PC Power Supply Block Diagram MAIN P C B IC4406 3 3V R...

Page 45: ...L123 SWIDE BLOCK SECTION TO DIGITAL Y V OUT A COUT A 65 69 83 P9001 P7401 V YIN DM 87 P9001 P7401 CPNCIN DM RPC R OUT BPC B OUT GPC Y OUT CPN Y OUT CPS V OUT CPN C OUT BUFFER Q7503 VIDEO A SLICER 67 C S DET1 CPN 1Y IN CPN 1C IN C S DET3 CPN 3Y IN CPN 3C IN LINE 1V IN LINE 3V IN 99 IC7505 8 DET OUT A S1 S2 OUT 31 LINE OUT VIDEO2 VIDEO1 JACK A V OUT JK3902 4 3 10 9 14 13 Y C OUT 2 S1 S2 OUT 1 S1 S2 ...

Page 46: ...7401 28 29 IIC DATA IIC CLOCK P9001 1 P7401 P9001 2 P7401 OPTICAL 23 DIGITAL AUDIO OUT JK3903 SECTION DIGITAL BLOCK FROM 36 P9001 P7401 IECOUT MIX R OUT2 MIX R OUT1 MIX L OUT2 MIX L OUT1 20 19 17 16 LINE OUT2 R OUT1 R OUT2 L OUT1 L 39 P9001 P7401 MIXLOUT DM 41 P9001 P7401 MIXROUT DM 63 XTMUTE D4002 D4001 Q4004 MUTE MUTE Q4005 Q4003 MUTE MUTE Q4002 5V MUTE QR4001 4004 MUTE Q4001 QR4002 4003 MUTE 15...

Page 47: ... 32 768KHz X7501 113 BATTERY BACK UP B7501 69 X SW 5 2V PLAY S7502 SELECT S7506 CH UP S7504 N SW 5V IC7505 TIMER FRONT L P C B X SW 5 2V IR7501 1 3 2 LED DRIVE Q7102 LED DRIVE Q7101 LED DRIVE Q7103 D7103 D7101 D7102 2 P7101 4 P7101 3 P7101 L1 SWIDE SYNC IN XT MUTE X OUT X IN FAN1 PWM OUT HDD PFAIL DR P ON DI P ON FL TXD FL CLK FL CS FL RESET KEY IN1 HDD SEL LED SD SEL LED DVD SEL LED REMOCON KEY I...

Page 48: ...DMR EH50P DMR EH50PC 48 ...

Page 49: ... 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 40 39 P9001 D 1 5V CPNCIN DM D 1 5V DGND D 1 5V V YIN DM D 1 5V DGND RGB CPSVIN CSNC IN DGND B IN D 3 3V DGND D 3 3V G IN D 3 3V DGND D 3 3V R IN NET STATUS DGND BPBOUT DM DGND GPYOUT DM DGND RPROUT DM BS ON DGND ANA 5V COUT DM BILING L DGND ANA 5V YOUT DM DGND DGND DGND DGND ANA 3 3V MIXROUT DM STEREO L MIXLOUT DM AUGND IECOUT AUGND DGND AUGND A...

Page 50: ...2 1 3 4 PHOTO COUPLER B3PBA0000237 Q1200 LB1123 NS12 1 NS12 2 12 11 10 9 8 7 2 4 5 POWER TRANSFORMER G4D2A0000217 T1150 6 NP2 NP1 K2AB2H000007 P1101 N A 250V150 C1143 B0EDKT000009 D1140 2 1 3 4 0 068 C1121 C1120 0 022 ERZV10D471C2 VA1110 EYF52BCY ZA1103 G0B100E00002 L1120 3 4 2 1 EYF52BCY ZA1104 FOR SAFETY WHEN REPLACING ANY OF THESE COMPONENTS ONLY THE SAME TYPE COMPONENTS IDENTIFIED WITH THE MAR...

Page 51: ... Amp VOUT Ampout GND ON OFF OSC SS 10u L1270 DR12V P1103 TO HDD DR5V DR GND DR GND 4 3 2 1 K5H3022A0013 IP1401 1 2 HDD PFAIL 22 21 20 19 18 17 16 15 14 13 12 0 01 C1606 K9ZZ00001279 ZA1106 51K R1602 15M R1601 8 7 6 5 4 3 2 1 180P C1605 6 5 4 3 2 1 VIN DC DC CONVERTER C0DBAKG00007 IC1601 REG XSW 5 8V B1DHDD000022 Q1600 15K R1604 0 1 C1602 2700 R1605 0 1 C1603 0 1 C1604 EXT 2400 R1603 0 1 C1608 10V6...

Page 52: ... IC1501 REG ANA 5V SHUTDOWN THERMAL LIMITTER CURRENT DRIVER BIAS REFERENCE 8 1 2 3 4 5 6 7 C0CBCDD00006 IC1512 JC REG 5V SHUTDOWN THERMAL LIMITTER CURRENT DRIVER BIAS REFERENCE 8 1 2 3 4 5 6 7 C0CBCDD00008 IC1511 REG XSW 5 2V SHUTDOWN THERMAL LIMITTER CURRENT DRIVER BIAS REFERENCE 8 1 2 3 4 5 6 7 DR12V P1502 RAM DRIVE UNIT TO P102 DR5V DRGND DR12V 4 3 2 1 P1501 POWER P C B TO P1102 X SW 12V X SW 5...

Page 53: ... DM ANA5V COUT DM RPROUT DM GPYOUT DM BPBOUT DM D3 3V V YIN DM CPNCIN DM D1 5V CL7408 CL7403 CL7404 CL7405 CL7406 CL7407 CL7402 4 3 2 1 5 6 7 8 AMP C0BBBA000085 IC7404 P7401 AUDIO NET SECTION DIGITAL P C B TO P9001 D1 5V CPNCIN DM D1 5V DGND D1 5V V YIN DM D1 5V DGND RGB CPSVIN CSYNC IN DGND B IN D3 3V DGND D3 3V G IN D3 3V DGND D3 3V R IN NET STATUS DGND BPBOUT DM DGND GPYOUT DM DGND RPROUT DM BS...

Page 54: ...030 25V47 C3026 6V330 C3024 6V330 C3023 25V47 C3022 10V470 CL3001 L3002 22u L3001 22u SYNC CR SLICE DC CLK MONI V C SYNC OUT DVD C IN DVCC1 Y 1 IN C S DET1 BS TUNER TEST3 VIDEO AUDIO 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 20 19 18 17 16 15 14 13 12 11 10 9 8 ...

Page 55: ...J0JCC0000103 LB3925 J0JCC0000103 LB3924 480P 480I VIDEO OUT COMPONENT IN VCC GND 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 23 22 21 GREEN Y 20 K1U407B00004 JK3903 19 18 17 RED PR CR BLUE PB CB 20 19 18 17 16 15 14 13 12 11 IN THE PARTS LIST AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED NOTE DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERING THE CORRECT PART NUMBER...

Page 56: ...CL SDA GND 1 2VCC D A R D A L AADC R AADC L VCC BIAS RF SENSE LEVEL R TUNER BS L TUNER BS CAP2 IN L TUNER IN R TUNER L L1 IN R L1 IN R L2 IN 1 2VCC SWITCH SELECTOR INPUT VCC 2AMP LOGIC IIC BUS M P P GND NR VOUT ON 1 2 3 4 5 IC REG AU 9V C0CBCDC00027 IC4005 VIN VIN VOUT NR GND ON 1 2 3 4 5 IC REG AU 5V C0CBCDD00002 IC4004 R4069 220 R4072 220 V V V V P P M T 1000P C4040 MUTE 2SD132800L Q4004 MUTE 2S...

Page 57: ...200108 X7501 10MHz H0D100500018 X7502 R7525 0 R7524 4700 XJCINT U IR DATA U IR CLK 3 2 1 PFAIL OUT C0EBJ0000336 IC7502 3 2 1 4 5 SYS PFAIL OUT UNR521200L QR7503 D3 3V SYS PFAIL CTL C0EBE0000457 IC7503 3 2 1 4 5 L7505 N4BCT50A0005 B7501 1K R7564 B0JACE000001 D7508 X SW 5 2V 3 4 2 1 B0JDCE000002 D7509 P7506 LED P C B TO P7101 GND N SW 5V SD SEL LED DVD SEL LED HDD SEL LED 6 5 4 3 2 1 TIMER C2CBJG000...

Page 58: ... K7502 TL7504 TL7503 0 1 C7504 5 6K R7507 0 1 C7505 C7502 4 7 BUFFER 2SD1819A0L Q7504 1 5K R7506 15K R7505 0 1 C7503 10K R7504 1K R7503 BUFFER 2SB0709A0L Q7503 V SYNC IN P TUNER 5V 4 0 1 C7509 DISPLAY DRIVE C1ZBZ0002791 IC7501 SEG27 SEG28 SEG29 SEG30 SEG31 SEG32 SEG33 SEG34 VCC1 XIN XOUT VSS SDATA SCK CS RESET SEG11 SEG10 SEG09 SEG08 SEG07 SEG06 SEG05 SEG04 SEG03 SEG02 SEG01 SEG00 SEG35 SEG36 SEG3...

Page 59: ... 5 Delay Circuit G LINK K2HC104B0013 JK8001 1 2 4 3 VCC CNVSS XRESET VREF NC NC NC BUSY SEL NC NC FL CLK FL TXD NC FL RXD NC NC CL8005 NC CL8008 NC PRGL PRXD CL8007 XIRCS PRGH CL8006 CL8012 PRGL 8 7 6 5 4 3 2 1 9 10 11 12 NC CL8013 CL8014 PTXD CL8015 H0D800400020 X8001 22P C8001 0 R8012 22P C8002 R8023 47K NC VSS XOUT C2BBFD000536 IC8001 17 18 19 20 21 22 23 24 14 32 31 30 29 28 27 26 25 15 CL8009...

Page 60: ...REG5V NC NC NC SCL IF OUT NC NC AFTOUT SIFOUT BTL 30VIN NC VIDEOOUT SDA 2 6 18 17 16 15 14 13 12 11 10 7 5 4 3 1TUNER L 1TUNER R GND TUNER VIDEO1 UNREG 38V GND AFC IIC DATA IIC CLK TUNER 5V GND PS7801 MAIN NET SECTION MAIN P C B TO PP7404 1 2 3 4 5 6 7 8 9 10 11 12 13 AUDIO MULTIPLEX DECODER AN5832SA E1V IC7801 CANCEL OFFSET SWITCH L R SAP FILTER L R FILTER STEREO CANCEL OFFSET CANCEL PILOT PLL DE...

Page 61: ...6801 J0JHC0000032 LB6801 13 12 DAT3 CMD GND 3 3V CLK GND DAT0 DAT1 DAT2 WP CD COM FG P6803 TO SD CARD 10 11 9 8 7 6 5 4 3 1 2 P6802 MV2 BASE1 SECTION DIGITAL P C B TO P3201 CLK GND DAT1 CD DAT3 CMD XSORX COM XDIAG DAT0 DAT2 MSOTX 3 3V WP 14 13 12 11 10 9 8 7 6 5 4 3 2 1 7 6 E D C 5 ORDERING WHEN YOU ORDER A PART PLEASE REFER TO PARTS LIST NOTE DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIA...

Page 62: ...7K R7112 10K R7101 0 01 C7101 HDD SEL LED DRIVE 2SD0601A0L Q7103 HDD SEL B3AEA0000049 D7107 200 R7105 1 2 3 HDD SEL LED DVD SEL LED C 5 P7101 TIMER SECTION MAIN P C B TO P7506 SD SEL LED N SW 5V GND 4 5 6 ORDERING WHEN YOU ORDER A PART PLEASE REFER TO PARTS LIST NOTE DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR 4 3 2 1 B A DMR EH50P PC LED Schematic Diagram DMR EH50P DMR EH50PC 6...

Page 63: ...F1101 D 8 C1405 B 2 C1706 C 3 R1405 D 4 Q1400 D 4 D1800 B 5 C1406 B 2 C1707 C 2 R1406 D 4 Q1600 B 4 C1120 D 8 C1407 D 4 C1800 B 5 R1407 D 4 Q1700 C 2 IP1401 D 4 C1121 B 8 C1408 D 4 R1409 D 4 IP1601 C 4 C1122 B 9 C1409 D 4 R1150 C 6 R1410 B 2 QR1301 B 3 C1123 C 9 C1410 D 4 R1151 D 6 R1411 D 4 QR1302 E 4 T1150 C 6 C1125 B 6 C1411 D 4 R1152 D 6 R1518 D 2 QR1303 E 4 C1143 B 6 C1412 D 4 R1153 C 6 R1601...

Page 64: ...21 2 Main P C B 21 2 1 Main P C B 1 4 Section 1 A B C 2 3 4 1 4 2 4 3 4 4 4 DMR EH50P PC Main P C B VEP79111D 1 4 Section Location Map REAR FRONT DMR EH50P DMR EH50PC 64 ...

Page 65: ...21 2 2 Main P C B 2 4 Section 5 6 7 8 1 4 2 4 3 4 4 4 DMR EH50P PC Main P C B VEP79111D 2 4 Section Location Map REAR FRONT DMR EH50P DMR EH50PC 65 ...

Page 66: ...21 2 3 Main P C B 3 4 Section D E F 1 4 2 4 3 4 4 4 DMR EH50P PC Main P C B VEP79111D 3 4 Section Location Map REAR FRONT DMR EH50P DMR EH50PC 66 ...

Page 67: ...21 2 4 Main P C B 4 4 Section 1 4 2 4 3 4 4 4 DMR EH50P PC Main P C B VEP79111D 4 4 Section Location Map REAR FRONT DMR EH50P DMR EH50PC 67 ...

Page 68: ...1 B 2 C3040 C 5 C7517 D 3 R3901 E 8 R7402 D 5 R7584 E 2 Q8004 A 7 P7504 B 7 LB7412 B 3 C3041 C 5 C7518 D 3 R3902 E 8 R7403 D 5 R7591 C 2 Q8005 A 7 P7505 A 5 LB7501 D 3 C3042 C 5 C7519 D 3 R3903 E 8 R7442 E 5 R7594 C 2 P7506 C 2 LB7502 D 3 C3043 C 6 C7520 D 3 R3904 E 8 R7443 E 5 R7597 C 2 QR4001 E 4 PP7404 F 7 LB7503 D 3 C3044 C 6 C7521 D 3 R3905 E 8 R7444 F 5 R7600 E 1 QR4002 E 5 LB7504 D 4 C3046 ...

Page 69: ...21 3 Tuner P C B 1 A B C D 2 3 4 5 Tuner P C B DMR EH50P PC Tuner P C B VEP07A76B DMR EH50P DMR EH50PC 69 ...

Page 70: ... 4 SD Card P C B 1 A B C D 2 3 4 5 6 7 8 9 SD Card P C B Foil Side DMR EH50P PC SD Card P C B Foil Side VEP73121B Component Side DMR EH50P PC SD Card P C B Component Side VEP73121B DMR EH50P DMR EH50PC 70 ...

Page 71: ...21 5 LED P C B Front L P C B 1 A B C D F 2 3 4 5 LED P C B Front L P C B DMR EH50P PC LED P C B VEP70122B Front L P C B VEP70121B DMR EH50P DMR EH50PC 71 ...

Page 72: ...DMR EH50P DMR EH50PC 72 ...

Page 73: ...22 Exploded Views 22 1 Casing Parts Mechanism Section 73 DMR EH50P DMR EH50PC ...

Page 74: ...22 2 Packing Accessories Section 74 DMR EH50P DMR EH50PC ...

Page 75: ...T 1 RTL SPC 23 XTB3 25JFJ SCREW 2 24 L6FAKCCE0003 FAN MOTOR 1 25 RMA1910 SD CARD ANGLE 1 26 RHD32001 SCREW 4 27 RMN0823 HDD ANGLE 1 29 RMX0325 MECHA SPACER 1 30 RYP1270A S FRONT PANEL ASS Y1 1 Ref No Part No Part Name Description Pcs Remarks 30 1 RGL0678 Q PANEL LIGHT 1 30 2 RGK1885 S REC BUTTON RING 1 30 3 RHD26045 SCREW 1 30 4 RKF0729D S PANEL DOOR 1 30 5 RMR1698 S SHAFT HOLDER 1 30 6 RKF0728A K...

Page 76: ...101 ECJ1VB1H103K 50V 0 01U 1 C7406 0 7 ECJ1VB1C104K 16V 0 1U 2 Ref No Part No Part Name Description Pcs Remarks C7436 ECJ1VB1C104K 16V 0 1U 1 C7437 F2A0J470A012 6 3V 47U 1 C7502 F1J0J475A008 6 3V 4 7U 1 C7503 ECJ1VB1C104K 16V 0 1U 1 C7504 ECJ1VF1C104Z 16V 0 1U 1 C7505 ECJ1VB1C104K 16V 0 1U 1 C7506 ECJ1VC1H101J 50V 100P 1 C7507 ECJ1VF1C104Z 16V 0 1U 1 C7508 ECJ1VB1C104K 16V 0 1U 1 C7509 ECJ1VF1H104...

Page 77: ...502 K1KA04A00196 CONNECTOR 4P 1 Ref No Part No Part Name Description Pcs Remarks P7401 K1KA88A00002 CONNECTOR 88P 1 P7504 0 5 K1KA03A00173 CONNECTOR 3P 2 P7506 K1KA06A00164 CONNECTOR 6P 1 PP7404 K1KA13A00041 CONNECTOR MALE 13P 1 Q4001 2SB1218A0L TRANSISTOR 1 Q4002 05 2SD132800L TRANSISTOR 4 Q7503 2SB0709A0L TRANSISTOR 1 Q7504 2SD1819A0L TRANSISTOR 1 Q7506 2SD132800L TRANSISTOR 1 Q7507 2SD1994BR1VT...

Page 78: ... 10W 33K 1 Ref No Part No Part Name Description Pcs Remarks R7556 ERJ3GEYJ332V 1 10W 3 3K 1 R7557 ERJ3GEYJ473V 1 10W 47K 1 R7558 ERJ3GEYJ470V 1 10W 47 1 R7559 ERJ3GEYJ473V 1 10W 47K 1 R7562 ERJ3GEYJ473V 1 10W 47K 1 R7563 ERJ3GEYJ153V 1 10W 15K 1 R7564 ERJ3GEYJ102V 1 10W 1K 1 R7565 6 6 ERJ3GEYJ103V 1 10W 10K 2 R7567 ERJ3GEYJ821V 1 10W 820 1 R7568 ERJ3GEYJ303V 1 10W 30K 1 R7569 ERJ3GEYJ223V 1 10W 22...

Page 79: ...B0HAGM000006 DIODE 1 D1152 MAZ4100NMF DIODE 1 D1155 MAZ73000BC DIODE 1 D1156 MA2C165001VT DIODE 1 D1270 B0JBSG000010 DIODE 1 D1400 B0JCPE000015 DIODE 1 Ref No Part No Part Name Description Pcs Remarks D1401 B0JCPD000021 DIODE 1 D1601 B0JCPD000021 DIODE 1 D1701 B0JCPE000015 DIODE 1 D1800 MA2J11100L DIODE 1 IC1150 C0DACZH00022 IC 1 IC1200 C0DAEMB00003 IC 1 IC1400 C0DAAJG00007 IC 1 IC1401 C0DBAKG0000...

Page 80: ...ECJ1VB1H102K 50V 1000P 1 C7815 F2A1H4R7A234 50V 4 7U 1 C7816 1 7 F2A1H2R2A234 50V 2 2U 2 C7818 1 9 ECJ1VB1E223K 25V 0 022U 2 C7820 F2A1H2R2A234 50V 2 2U 1 C7823 F2A0J470A245 6 3V 47U 1 C7824 ECJ1VB1H103K 50V 0 01U 1 C7825 F2A1H1R0A234 50V 1U 1 C7826 ECJ1VB1H103K 50V 0 01U 1 D7801 MAZ73000BC DIODE 1 Ref No Part No Part Name Description Pcs Remarks FL7801 EFCT4R5MS5W FILTER 1 IC7801 AN5832SA E1V IC ...

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