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Panasonic DMR-E85HEP Service Manual
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Panasonic DMR-E85HEP Service Manual

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ORDER NO.DSD0405014C8
DVD Video Recorder
DMR-E85HEP
Colour
(S).......................Silver Type
SPECIFICATIONS
1

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Summary of Contents for Panasonic DMR-E85HEP

  • Page 1 ORDER NO.DSD0405014C8 DVD Video Recorder DMR-E85HEP Colour (S).......Silver Type SPECIFICATIONS...
  • Page 2 2004 Matsushita Electric Industrial CO., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. 1. Safety precautions 1.1. General guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit.
  • Page 3 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed. 3. After servicing, make the following leakage current checks to prevent the customer from being exposed to shock hazards. 1.1.1.
  • Page 4 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 case a measurement isoutside of the limits specified, there is a possibility of a shock hazard, and the equipment should be repaired and rechecked before it is returned to the customer.
  • Page 5 comparableconductive material). 7. Immediately before removing the protective material from the leads of a replacement ES device, touch the protective material to the chassis or circuit assembly into which the device will be installed. Caution Be sure no power is applied to the chassis or circuit, and observe all other safety precautions.
  • Page 6 4.1. 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 standard solder; Typically the melting point is 50 - 70°F (30 - 40°C) higher. Please use a high temperature soldering iron.
  • Page 7 5. Take out the disc and put the Opener Roller on fully position for direction of Arrow. 6. Put the Upper Base Unit so that the Opener Roller is inserted into the groove. 7. Check center of Opener Roller is seen through the Opener position Checking Hole, and tighten 4 screws.
  • Page 8 *After finishing display “(7). Factor of Drive Error occurring”, press [0] [2] ~[9] [9] keys of the Remote Controller so that 99 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.
  • Page 9 FL Display (Disc Disc Maker Country Maker's ID) Panasonic Japan Pioneer Japan Mitsubishi Chemical Japan Corporation Japan Maxell Japan MITUI CHEMICALS Japan Victor JVC Japan TAIYOYUDEN Taiyo yuden Japan Giga Storage Taiwan PRODISC Prodisc Taiwan PRINCO PRINCO Taiwan RITEK RITEK...
  • Page 10 FL Display Disc Type DVD-ROM/Video Audio-CD 2.6GB DVD-RAM 4.7GB DVD-RAM DVD-R Error Occurring Disc State 8. Self-Diagnosis and Special Mode Setting 8.1. Self-Diagnosis Functions Self-Diagnosis Function provides information for errors to service personnel by “Self-Diagnosis Display” when any error has occurred. U14, H** and F** are stored in memory and held.
  • Page 11 Error Diagnosis contents Description Monitor FL display Display Code Remote control code Display appears when main unit No display error and remote controller codes are not matched. “*” is remote controller code of the main Display for 5 seconds. Abnormal inner Display appears when the drive No display temperature detected...
  • Page 12 Error Diagnosis contents Description Monitor FL display Display Code Unsupported disc *An unsupported format disc “This disc is UNSUPPORT error was played, although the drive incompatible.” starts normally. *The data format is not Display for 5 seconds. supported, although the media type is supported.
  • Page 13 Item FL display Key operation Mode name Description Front Key TEST Mode *All the main unit's parameters Press [SKIP (REV)], (include tuner) are initialized. SLIP] and [OPEN keys simultaneously five seconds when is off. Service Mode Setting every kind of modes for When the power servicing.
  • Page 14 Item FL display Key operation Mode name Description Front Key Aging Perform sequence of modes as * Display following the then When the power Aging Description shown below mode. press [CH DOWN], continually. SLIP] and [OPEN CLOSE] simultaneously for over five seconds less than 10 seconds.
  • Page 15 Item FL display Key operation Mode name Description Front Key Progressive The progressive setting is The display before When the power initialization initialized to Interlace. execution leaves. E mode), press [ and [TIME SLIP] simultaneously seconds. Aging Contents (Example): 8.3. Service Modes Service mode setting: While the power is off, press TIME SLIP, STOP and OPEN / CLOSE simultaneously for five seconds.
  • Page 16 Item FL display Key operation Mode name Description (Remote controller ROM Version Region code, MAIN firm version, Press [0] [2] in service Display TIMER firm version and DRIVE mode firmware versions are displayed on FL for five seconds per each version in order, but ROM version will be left displayed.
  • Page 17 Item FL display Key operation Mode name Description (Remote controller White Picture White picture is output as *Initial mode is “Interlace”. Press [1] [1] in service Output component Output from AV mode. Decoder. *White picture (Saturation rate : 100%) Switch Interlace/ Press [1] [4] in White *It is enable to switch Interlace/ Progressive...
  • Page 18 Item FL display Key operation Mode name Description (Remote controller Magenta Picture Magenta picture is output with *Initial mode is “Interlace”. Press [1] [2] in service Output Component Output from AV mode. Decoder. *Magenta picture (Saturation rate: 100%) Switch Interlace/ Press [1] [4] in Magenta *It is enable to switch Interlace/ Progressive...
  • Page 19 Item FL display Key operation Mode name Description (Remote controller Audio Pattern The audio pattern stored in the Initial mode (Audio 48kHz) Press [2] [3] in service Output internal memory is output mode. (Lch: 1kHz/-18dB) (Rch: 400Hz/-18dB) Audio 44.1kHz/48kHz Press [2] [4] in Audio *Audio sound clock switching switching Pattern Output mode.
  • Page 20 Item FL display Key operation Mode name Description (Remote controller RAM Drive Last RAM Drive error code display. 1. Error Number is Press [4] [2] in service Error displayed for 5 seconds. mode. *For details about the drive error code, refer to the Service Manual Then press [0] [1] for the specific RAM Drive.
  • Page 21 Item FL display Key operation Mode name Description (Remote controller Delete the Last Delete the Last Drive Error Press [9] [6] in service Drive Error information stored on the DVD mode. RAM-Drive. Turn on all FL/ All segments of FL and all LEDs All segments are turned Press [5] [1] in service LEDs...
  • Page 22 Item FL display Key operation Mode name Description (Remote controller Display the Error Display the Error History stored Display reason of error for Press [6] [5] in service History on the unit. 5 seconds. mode. Then press [0] [1] the past 19 error are displayed.
  • Page 23 Item FL display Key operation Mode name Description (Remote controller P50 (H) Output Timer Microprocessor IC7501-22 Press [8] [4] in service output High signal for AV1-pin 10 mode. passing through inverter (approx. 0V DC at AV1-pin 10). When OK. When NG. P50 (L) Output Timer Microprocessor IC7501-22 Press [8] [5] in service...
  • Page 24 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. 9.2. P.C.B. Positions 9.3. Top Case 1. Remove the 2 screws (A) and 3 screws (B). 2.
  • Page 25 9.4. Digital P.C.B. 1. Remove the FFC and a Screw. 2. Unlock a Rocking Spacer. 3. Lift up Digital P.C.B. slightly so to disconnect Connector to remove Digital P.C.B. CAUTION: When replacing Digital P.C.B., pay attention as below.
  • Page 26 9.5. Front Panel 1. Remove 3 tabs (A) and 2 tabs (B) in this order. (The tab (A) and (B) should be removed at the same time, respectively.) 2. Move the front panel to front side straight and slowly so to remove it with Connector.
  • Page 27 9.6. Front (R) P.C.B. 1. Remove 6 screws and Front Angle. 9.7. HDD 1. Remove 3 Screws (A) and 2 connectors. 2. Slide and lift up HDD Holder in the direction of the arrows so to unlock 3 locking tabs.
  • Page 28 3. Lift up HDD with super sheet vertically and remove super sheet. Handling of HDD The following precautions should be taken when handling HDD. 1. Never give an impact to HDD. (Even a drop from 1cm height can be a cause of HDD failure.
  • Page 29 9.8. HDD Bracket 1. Remove 4 screws (B) and HDD Bracket with 2 Insulation Sheets. 9.9. DVD-RAM Drive 1. Remove 3 Screws. 2. Pull out DVD-RAM Drive vertically so to remove it with Connector. 9.10. Rear Panel 1. Remove the 12 screws (A) and screw (B). 2.
  • Page 30 9.10.1. Only Fan Motor 1. Remove the 2 screws. 2. Remove Fan Connector to remove Fan Motor. 9.11. Main P.C.B. 1. Remove the 7 screws (A), Connector (A) and Fan Connector.
  • Page 31 2. Remove a Screw (B) and lift up Front Jack portion of Main P.C.B. slightly so to unlock Tab to remove Main P.C.B.. 9.12. Power P.C.B. 1. Lift up Power P.C.B. a little so to unlock 2 Tabs and slide Power P.C.B.
  • Page 32 9.13. The Scart P.C.B. 1. Pull out the Scart P.C.B. in the direction of the arrow. Note: At first disconnect the connector on one side, and pull out the Scart P.C.B. 9.14. VIF Decoder P.C.B. and Nicam Decoder P.C.B. 1. Remove the solders. 2.
  • Page 33 10. Service Fixture and Tools Part Number Description Compatibility RFKZ0125 Extension FFC (Digital P.C.B. - DVD-RAM Drive / 40 Pin) Same as E50 series RFKZ0168 Extension Cable (Main P.C.B. - Fan / 3 Pin) Same as E50 series RFKZ0169 Extension Cable (Power P.C.B. - HDD / 4 Pin) Same as E100H series RFKZ0197 Extension Cable (Main P.C.B.
  • Page 34 11. Service Positions Note: For description of the disassembling procedure, see the section 9. 11.1. Checking and Repairing of Power P.C.B.
  • Page 35 11.2. Checking and Repairing of Main P.C.B.
  • Page 36 11.3. Checking and Repairing of Digital P.C.B.
  • Page 37 11.4. Checking and Repairing of DVD-RAM Drive...
  • Page 38 11.5. Checking and Repairing of HDD...
  • Page 39 12. Adjustment Procedures 12.1. After replacing the RAM Drive with new one 12.2. When the unit does not operate normally after replacing the Timer Microprocessor with new one in order to transmit the Step Operation Descriptions While power is ON, short IC7508-4 pin (RESET) and “RESET (L)”...
  • Page 40 Turn on the power, and confirm items pointed Items pointed out should reappear. out. Insert RAM disc. The Panasonic RAM disc should be recognized. Enter the EE (TU IN / AV IN - AV OUT) mode. No abnormality should be seen in the picture, sound or operation.

  • Page 41: Table Of Contents

    Item Contents Check Item Contents Block noise Distorted sound Crosscut noise Noise (static, background noise, etc.) Picture Sound Dot noise The sound level is too low. Picture disruption The sound level is too high. Not bright enough The sound level changes. Too bright Flickering color Color fading...
  • Page 42 INITIAL/LOGO ABBREVIATIONS A0~UP ADDRESS ACLK AUDIO CLOCK AD0~UP ADDRESS BUS ADATA AUDIO PES PACKET DATA ADDRESS LATCH ENABLE AMUTE AUDIO MUTE AREQ AUDIO PES PACKET REQUEST AUDIO RF SERVO AMP INVERTED INPUT SERVO AMPOUTPUT ASYNC AUDIO WORD DISTINCTION SYNC BIT CLOCK (PCM) BCKIN BIT CLOCK INPUT BLACK DROP OUT...
  • Page 43 INITIAL/LOGO ABBREVIATIONS DACCK D/A CONVERTER CLOCK DEEMP DEEMPHASIS BIT ON/OFF DEMPH DEEMPHASIS SWITCHING DIG0~UP FL DIGIT OUTPUT DATA INPUT DMSRCK DM SERIAL DATA READ CLOCK DMUTE DIGITAL MUTE CONTROL DROP OUT DOUT0~UP DATAOUTPUT DATA SLICE RF (BIAS) DROP OUT SIGNAL DRPOUT DATA REQUEST DREQ...
  • Page 44 INITIAL/LOGO ABBREVIATIONS IECOUT IEC958 FORMAT DATA OUTPUT IPFRAG INTERPOLATION FLAG IREF I (CURRENT) REFERENCE ISEL INTERFACE MODE SELECT LDON LASER DIODE CONTROL LASER POWER CONTROL LRCK L CH/R CH DISTINCTION CLOCK MA0~UP MEMORY ADDRESS MEMORY CLOCK MCKI MEMORY CLOCK INPUT MCLK MEMORY SERIAL COMMAND CLOCK...
  • Page 45 INITIAL/LOGO ABBREVIATIONS READ ENABLE RFENV RF ENVELOPE RF PHASE DIFFERENCE OUTPUT (CD-ROM) REGISTER SELECT RSEL RF POLARITY SELECT RESET RESERVE SBI0, 1 SERIAL DATA INPUT SBO0 SERIAL DATA OUTPUT SBT0, 1 SERIAL CLOCK SERIAL DATA CLOCK SCKR AUDIO SERIAL CLOCK RECEIVER SERIAL CLOCK SCLK...
  • Page 46 SUB CODE Q DATA SYSCLK SYSTEM CLOCK INITIAL/LOGO ABBREVIATIONS TRACKING ERROR TIBAL BALANCE CONTROL BALANCE OUTPUT 1 BALANCE INPUT BALANCE INPUT BALANCE OUTPUT 2 TPSN OP AMP INPUT TPSO OP AMP OUTPUT TPSP OP AMP INVERTED INPUT TRCRS TRACK CROSSSIGNAL TRON TRACKING ON TRSON...
  • Page 47 INITIAL/LOGO ABBREVIATIONS X' TAL XALE X ADDRESS LATCH ENABLE XAREQ X AUDIO DATA REQUEST XCDROM X CD ROM CHIP SELECT X CHIP SELECT XCSYNC X COMPOSITE SYNC X DATA STROBE XHSYNCO X HORIZONTAL SYNC OUTPUT XHINT XH INTERRUPTREQUEST X' TAL OSCILLATOR INPUT XINT X INTERRUPT X MEMORY WRITE ENABLE...

  • Page 48: Power P.c.b

    17.5. Video I/O Section (Main P.C.B. (3/5)) Schematic Diagram (V) 17.6. Audio Main Section (Main P.C.B. (4/5)) Schematic Diagram (A) 17.7. Timer Section (Main P.C.B. (5/5)) Schematic Diagram (T) 17.8. Glue Net Section (Digital P.C.B. (1/5)) Schematic Diagram (GN) 17.9. AV Encoder Section (Digital P.C.B. (2/5)) Schematic Diagram (EN) 17.10.

  • Page 49: Nicam Decoder P.c.b

    18.3.3. Digital P.C.B. Address Information 18.4. VIF Decoder P.C.B. 18.5. Nicam Decoder P.C.B. 18.6. Scart P.C.B. 18.6.1. Scart P.C.B. (Section 1/2) 18.6.2. Scart P.C.B. (Section 2/2) 18.7. Front (R) P.C.B. 19. Exploded Views 19.1. Casing Parts & Mechanism Section 1...
  • Page 50 19.2. Casing Parts & Mechanism Section 2...
  • Page 51 19.3. Packing & Accessories Section...
  • Page 52 20. Replacement Parts List Notes: *Important safety notice: Components identified by mark have special characteristics important for safety. Furthermore, special parts which have purposes of fire-retardant (resistors), high-quality sound (capacitors), low-noise (resistors), etc. are used. When replacing any of components, be sure to use only manufactures specified parts shown in the parts list.
  • Page 53 FRONT ORNAMENT(R) 12-9 RGK1773-S REC BUTTON RING 12-10 RGL0663-Q PANEL LIGHT 12-11 RKF0689B-S PANEL DOOR 12-12 RGK1811-S FL ORNAMENT 12-13 VGB0560 PANASONIC BADGE 12-14 RHD26016 SCREW 12-15 RMX0299 DAMPER SHEET 12-16 RMR1637-W REFLECTOR DVD 12-17 RMR1638-W REFLECTOR HDD 12-18 XTN2+6G...
  • Page 54 Ref. No. Part No. Part Name & Description Remarks VEE0Z41 WIRE WITH CONNECTOR RMA1835 HDD HOLDER RMZ0747 INSULATED SHEET RMA1834 HDD BRACKET RXQ1208 SUPER SHEET UNIT K1MZ40Z00002 HDD CONNECTOR VWJ1724 FFC(42P) RMR1656-W LED COVER RMV0282 BARRIER EUR7721KH0 REMOTE CONTROL ASS’Y A1-1 UR77EC2003A BATTERY COVER...
  • Page 55 Ref. No. Part No. Part Name & Description Remarks C1543 F2A1E221A210 25V 220U C3003 ECJ1VB1H103K 50V 0.01U C3004 ECEA1AKS221 10V 220U C3005 ECJ1VB1C333K 16V 0.033U C3006 ECJ1XB1C104K 16V 0.1U C3007 ECJ1VB1H103K 50V 0.01U C3009,10 ECJ1VB1H103K 50V 0.01U C3012-17 ECJ1VB1H103K 50V 0.01U C3018 ECEA0JKS101 6.3V 100U...
  • Page 56 Ref. No. Part No. Part Name & Description Remarks C4026 ECJ1VF1C104Z 16V 0.1U C4027 F2A1H1R0A236 50V 1U C4029 F2A1C471A236 16V 470U C4030 ECJ1VF1C104Z 16V 0.1U C4031 F2A1H1R0A236 50V 1U C4033,34 F2A1C4700011 16V 47U C4039,40 ECJ1VC1H100C 50V 10P C4052 ECJ1VF1C104Z 16V 0.1U C4053 ECJ1XB1C104K 16V 0.1U...
  • Page 57 Ref. No. Part No. Part Name & Description Remarks C7502-04 F2A0J470A012 6.3V 47U C7507 VCE0073-T CAPACITOR F4D55473A005 C7508,09 ECJ1VC1H221J 50V 220P C7511 ECJ1VF1C104Z 16V 0.1U C7512 ECJ1VC1H470J 50V 47P C7513 ECJ1VC1H471J 50V 470P C7514 ECJ1VC1H470J 50V 47P C7515 ECJ1VC1H471J 50V 470P C7516,17 ECJ1XB1C104K 16V 0.1U...
  • Page 58 Ref. No. Part No. Part Name & Description Remarks C7618 ECJ1XB1C104K 16V 0.1U C7620 ECJ1VB1H103K 50V 0.01U C7626 ECJ1VB1H103K 50V 0.01U C7633 VCEA0JBS101 6.3V 100U F2A0J1010003 C7636 ECJ1VB0J105K 6.3V 1U C7637 ECJ1VB1H103K 50V 0.01U C7639 ECJ1VF1C104Z 16V 0.1U C7646 ECJ1VB0J105K 6.3V 1U C7650 ECJ1VB1H103K...
  • Page 59 Ref. No. Part No. Part Name & Description Remarks IC7504 C3EBJC000038 IC7505 C0EBE0000194 IC7506 NJM2904M C0ABBA000021 IC7508 C0EBE0000218 IP7501 ICP-N10T104 IC PROTECTOR B1ZAZ0000035 JK3001 K1U822B00003 JACK,AV4 IN/OUT JK7501 K1U415B00001 JACK,AV3 K7401 ERJ3GEY0R00V 1/10W 0 K7508 ERJ3GEY0R00V 1/10W 0 K7510,11 ERJ3GEY0R00V 1/10W 0 K7514,15 ERJ3GEY0R00V...
  • Page 60 Ref. No. Part No. Part Name & Description Remarks Q7401 2SD1819AWL TRANSISTOR Q7402 2SB1218A TRANSISTOR Q7404-06 2SD0601A TRANSISTOR Q7503 2SD1994B TRANSISTOR Q7505 2SB0709ARL TRANSISTOR Q7506 2SD1819AWL TRANSISTOR Q7507 2SB0709ARL TRANSISTOR Q7508 2SD1819AWL TRANSISTOR Q7511 2SD0601A TRANSISTOR Q7512 2SD0874A0L TRANSISTOR Q7517 2SD0601A TRANSISTOR Q7518...
  • Page 61 Ref. No. Part No. Part Name & Description Remarks R4004 ERJ3GEYJ103V 1/10W 10K D0GB103JA002 R4005-07 ERJ3GEY0R00V 1/10W 0 R4008,09 ERJ3GEYJ823V 1/10W 82K D0GB823JA002 R4010,11 ERJ3GEYJ101 1/10W 100 D0GB101JA002 R4012 ERJ3GEYJ333V 1/10W 33K D0GB333JA002 R4013 ERJ6GEYJ102V 1/8W 1K R4014 ERJ3GEYJ103V 1/10W 10K D0GB103JA002 R4015 ERJ6GEYJ102V...
  • Page 62 Ref. No. Part No. Part Name & Description Remarks R7433 ERJ3GEYJ102V 1/10W 1K R7434 ERJ3GEYJ333V 1/10W 33K D0GB333JA002 R7435 ERJ3GEYJ223V 1/10W 22K D0GB223JA002 R7438-42 ERJ3GEYJ220V 1/10W 22 R7444 ERJ3GEYJ681V 1/10W 680 D0GB681JA002 R7505 ERJ3RBD273V 1/16W 27K R7507 ERDS2FJ331 1/4W 330 R7508 ERDS2FJ5R6 1/4W 5.6...
  • Page 63 Ref. No. Part No. Part Name & Description Remarks R7599 ERJ3GEYJ223V 1/10W 22K D0GB223JA002 R7600,01 ERJ3GEYJ103V 1/10W 10K D0GB103JA002 R7602 ERJ3GEYJ821V 1/10W 820 R7603 ERJ3GEYJ183V 1/10W 18K D0GB183JA002 R7604-06 ERJ3EKF75R0 1/10W 75 R7607 ERJ3GEYJ223V 1/10W 22K D0GB223JA002 R7608 ERJ3GEYJ104 1/10W 100K R7610-13 ERJ3GEYJ101 1/10W 100...
  • Page 64 C0705 ECJ1VB1E104K 25V 0.1U...
  • Page 65 Ref. No. Part No. Part Name & Description Remarks C0706 ECJ2XB1H333K 50V 0.033U C0707 ECEA1HKAR47B 50V 0.47U C0709,10 ECJ1VF1H103Z 50V 0.01U C0711 ECEA1CKS220 16V 22U C0712 ECJ1VF1C104Z 16V 0.1U C0713 ECEA0JKS101 6.3V 100U C0714 ECJ2XF1C105Z 16V 1U C0717 ECJ1VC1H180J 50V 18P C0721 ECUV1H470JCG 50V 47P...
  • Page 66 Ref. No. Part No. Part Name & Description Remarks ERJ6GEY0R00V 1/8W 0 W5,W6 ERJ8GEY0R00V 1/4W 0 W7,W8 ERJ6GEY0R00V 1/8W 0 ERJ8GEY0R00V 1/4W 0 ERJ3GEY0R00V 1/10W 0 ERJ3GEY0R00V 1/10W 0 W13,14 ERJ8GEY0R00V 1/4W 0 ERJ8GEY0R00V 1/4W 0 X0701 VLF1430 FILTER J0B3955A0001 X0702 VLF1431 FILTER...
  • Page 67 Ref. No. Part No. Part Name & Description Remarks R7312,13 ERJ3RBD221 1/10W 220 R7314,15 ERJ3GEY0R00V 1/10W 0 R7317 ERJ3GEY0R00V 1/10W 0 R7319 ERJ3GEY0R00V 1/10W 0 R7322 ERJ3GEY0R00V 1/10W 0 R7324,25 ERJ3GEYJ101 1/10W 100 D0GB101JA002 W6,W7 ERJ3GEY0R00V 1/10W 0 X7301 H0D245500016 CRYSTAL OSCILLATOR REP3682A (SCART P.C.B.)
  • Page 68 Ref. No. Part No. Part Name & Description Remarks Q3901 2SD1819AWL TRANSISTOR Q3905 2SD132800L TRANSISTOR Q3906 2SB710AQRSTX TRANSISTOR 2SB0710AWL Q3908 2SB1218A TRANSISTOR Q3909,10 2SD132800L TRANSISTOR QR3908 UN5212TX TRANSISTOR UNR521200L QR3909 UN5211 TRANSISTOR UNR5211 QR3913 UN5212TX TRANSISTOR UNR521200L R3901-03 ERJ3RED750V 1/16W 75 R3904 ERJ3GEYJ330V 1/10W 33...
  • Page 69 Ref. No. Part No. Part Name & Description Remarks C3401 ECJ1VB0J105K 6.3V 1U C3402 ECJ0EC1H220J 50V 22P C3403 ECJ0EB1A104K 10V 0.1U C3404,05 ECJ0EC1H220J 50V 22P C3406 ECJ0EB1A104K 10V 0.1U C3407,08 ECJ0EC1H100D 50V 10P C3410 ECJ0EB1C103K 16V 0.01U C3411 ECST0JX476R 6.3V 47U C3413 ECJ0EB1A104K 10V 0.1U...
  • Page 70 Ref. No. Part No. Part Name & Description Remarks FL3431 F1H0J4740004 FILTER FL3433-35 F1H0J4740004 FILTER FL3501,02 F1H0J4740004 FILTER FL3505-16 F1H0J4740004 FILTER FL4403-05 F1H0J4740004 FILTER FL6001-18 F1H0J4740004 FILTER FL6020-23 F1H0J4740004 FILTER FL6701-03 F1H0J4740004 FILTER FL50001-06 F1H0J4740004 FILTER FP3501 K1MN40A00022 CONNECTOR(40P) IC3401 AN13310B-VB IC3402 C3ABMG000092...
  • Page 71 Ref. No. Part No. Part Name & Description Remarks R3405 ERJ2GEJ103 1/16W 10K R3407 ERJ2GE0R00X 1/16W 0 R3409 ERJ2GE0R00X 1/16W 0 R3410,11 ERJ2GEJ101 1/16W 100 R3412 ERJ2GEJ220X 1/16W 22 ERJ2RMJ220X R3414 ERJ2GEJ330X 1/16W 33 R3416 ERJ2GEJ472X 1/16W 4.7K ERJ2RMJ472X R3417,18 ERJ2GEJ103 1/16W 10K R3419-23...
  • Page 72 Ref. No. Part No. Part Name & Description Remarks R4430,31 JAR0816P103D 1/16W 10K D0HB103ZA002 R4432 JAR0816P562D 1/16W 5.6K D0HB562ZA002 R4434,35 ERJ3GEY0R00V 1/10W 0 R4436 ERJ2GEJ221 1/16W 220 R4437-39 ERJ2GE0R00X 1/16W 0 R4450-52 ERJ2GE0R00X 1/16W 0 R4453 ERJ2GEJ562X 1/16W 5.6K R4454-57 ERJ2GE0R00X 1/16W 0 R6001...
  • Page 73 Ref. No. Part No. Part Name & Description Remarks R6753-56 ERJ2GEJ470 1/16W 47 R50001 ERJ2GEJ390X 1/16W 39 ERJ2RMJ390X R50002 ERJ2GE0R00X 1/16W 0 R50003 ERJ2GEJ390X 1/16W 39 ERJ2RMJ390X R50004 ERJ2GE0R00X 1/16W 0 R50005 ERJ2GEJ330X 1/16W 33 R50006,07 ERJ2GEJ470 1/16W 47 R50008 ERJ2GEJ100 1/16W 10 R50009...
  • Page 74 Ref. No. Part No. Part Name & Description Remarks RX6039-42 D1H84704A024 RESISTOR-RESISTOR RX6043 D1H81034A024 RESISTOR-RESISTOR RX6044 D1H83334A024 RESISTOR-RESISTOR RX6701,02 D1H81034A024 RESISTOR-RESISTOR RX6703-06 D1H84704A024 RESISTOR-RESISTOR RX6708 D1H84704A024 RESISTOR-RESISTOR RX6711-13 D1H83324A013 RESISTOR-RESISTOR RX6716 D1H84704A024 RESISTOR-RESISTOR RX6717-19 D1H83334A024 RESISTOR-RESISTOR RX6720-23 D1H83324A013 RESISTOR-RESISTOR RX6724 D1H84704A024 RESISTOR-RESISTOR RX6726-28...
  • Page 75 Ref. No. Part No. Part Name & Description Remarks C120 KY1E681L 25V 680 C122 MBB104K2 25V 0.1U C123 KY1C471 16V 470 C124 KY1E221 25V 220U C125 ECA1AHG102 10V 1000U C127 ECJ2XB1H333K 50V 0.033U C128 KY1A471 10V 470U C129 MBB105K1 16V 1U C130 MBC102J5 50V 1000P...
  • Page 76 L109 LHLZ4R7M COIL...
  • Page 77 Ref. No. Part No. Part Name & Description Remarks P001 K2AA2H000007 AC INLET PC001 PS2571L1 PHOTO COUPLER PS101 B4B-EH-A CONNECTOR(4P) PS102 TWGP23XA1 CONNECTOR(23P) Q101 2SD602A-R TRANSISTOR 2SD0602AR Q102 2SB710AQRSTX TRANSISTOR 2SB0710AWL Q103 2SB0709ARL TRANSISTOR Q104 2SD601A-R TRANSISTOR 2SD0601AR Q105 2SK3366 TRANSISTOR Q106,07 2SD601A-R...
  • Page 78 R126 CR10F1002 0.1W 10K Ref. No. Part No. Part Name & Description Remarks R127 CR10F3321 0.1W 3.32K R128 CR10F1211 0.1W 1.21K R130 CR10J822 0.1W 8.2K R131 CR10J103 0.1W 10K R132 CR10J472 0.1W 4.7K R136,37 CR10J152 0.1W 1.5K R139 CR10J123 0.1W 12K R143 ERDS2FJ822 1/4W 8.2K...
  • Page 79 Ref. No. Part No. Part Name & Description Remarks D7801 SLR-325MG B3ABA0000109 D7804,05 SLR-325MG B3ABA0000109 D7806 B3ACA0000252 IR7801 B3RAD0000071 REMOTE SENSOR K7801,02 ERJ3GEY0R00V 1/10W 0 P7801 K1KA12B00136 CONNECTOR(12P) QR7801 UN2214 TRANSISTOR UNR2214 QR7804-06 UN2214 TRANSISTOR UNR2214 R7801 ERDS2FJ330 1/4W 33 R7802 ERJ3GEYJ221V 1/10W 220...
  • Page 80 Nicam Decoder P.C.B. DMR-E85HEP Nicam Decoder P.C.B. (VEP07A51A)
  • Page 81 R7309 R7314 TL7301 LB7302 C7313 C7312 J0JCC0000124 16V10 16V10 C7318 16V10 R7315 C7314 NOTE: DMR-E85HEP DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM Nicam Decoder Schematic Diagram FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 82 DIGITAL P.C.B. Integrated Circuit CKA49 F CKC117 F CKJ33 C CL6729 C LB50001 C FL50006 F R3423 C R4450 F R50003 F RX3520 F RX6728 IC3401 C CKA51 F CKC118 F CKJ34 C CL6730 C LB50002 Capacitor R3427 C R4451 F R50004 F RX3521 F RX6729...
  • Page 83 Digital P.C.B. OVER VIEW (Component Side) DMR-E85HEP Digital P.C.B. (Component Side) RFKBE85HEP...
  • Page 84 Digital P.C.B. OVER VIEW (Foil Side) DMR-E85HEP Digital P.C.B. (Foil Side) RFKBE85HEP...
  • Page 85 Ref.No.6000,50000 SERIES Audio I/O Ref.No.4400 SERIES Sub Power Supply Ref.No.1500 SERIES Main Net Ref.No.7400 SERIES WORKING WORKING Digital P.C.B.connect circuit P7402 Main MEMORY MEMORY DMR-E85HEP BUFFER LOADER P.C.B. 16bit/256M- 16bit/256M- Video I/O Ref.No.3000,3900,4900 SERIES 16bit/64M 16bit/64M SDRAM SDRAM SDRAM SDRAM...
  • Page 86 XRAS D R3450 100K 5600 XCAS D EN:AV Encoder Section(Page: R3414 C3441 C3440 R3449 ACLKSEL 6V100 6800 TR:RTSC Section(Page: X3401 H0J270500069 MC:AV Decoder/Main CPU Section(Page: ENCLRCK C3407 C3408 R3451 AI:Audio I/O Section(Page: ENCDATA ENCBCK DMR-E85HEP AV Encoder Section(Digital P.C.B.(2/5)) Schematic Diagram(EN)
  • Page 87 AVDD R3443 0 PCKO FL3419 AGND BCKIO F1H0J4740004 R3444 0 FL3418 F1H0J4740004 < D1.5V > FL3420 F1H0J4740004 < D3.3V > < D3.3V > R3430 22 R3421 DMR-E85HEP AV Encoder Section(Digital P.C.B.(2/5)) Schematic Diagram(EN) DMR-E85HEP AV Encoder Section(Digital P.C.B.(2/5)) Schematic Diagram(EN)
  • Page 88 NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERING. (Digital P.C.B.(2/5)) THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST, AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED. Schematic Diagram(EN) DMR-E85HEP AV Encoder Section(Digital P.C.B.(2/5)) Schematic Diagram(EN)
  • Page 89 Front (R) P.C.B. DMR-E85HEP Front (R) P.C.B. (REP3713B)
  • Page 90 PLAY SELECT NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERING. THE CORRECT PART NUMBER IS SHOWN DMR-E85HEP IN THE PARTS LIST, AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED. Front(R) Schematic Diagram...
  • Page 91 QR7801 Ref No. MODE PLAY STOP...
  • Page 92 8 6 4 2 8 6 4 2 CPNCIN DM G CY IN B CB IN R CR IN < D3.3V > BSON ANA 3.3V < ANA3.3V > < ANA5V > ANA 5V < D5V > DMR-E85HEP Glue Net Section(Digital P.C.B.(1/5)) Schematic Diagram(GN)
  • Page 93 CKJ82 D1.2V < ANA3.3V > < ANA5V > < D5V > DMR-E85HEP Glue Net Section(Digital P.C.B.(1/5)) DMR-E85HEP Schematic Diagram(GN) Glue Net Section(Digital P.C.B.(1/5)) Schematic Diagram(GN) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN...
  • Page 94 Main Net Ref.No.7400 SERIES MIX R OUT1 MIX R OUT1 Sub Power Supply Ref.No.1500 SERIES Main Video I/O Ref.No.3000 SERIES MIX L OUT1 MIX L OUT1 P.C.B. Audio Main Ref.No.4000 SERIES RESET- Timer Ref.No.7500,7600 SERIES SCART P.C.B. DMR-E85HEP Interconnection Schematic Diagram...
  • Page 95 MAIN P.C.B. Integrated Circuit QR7502 LB1504 C3015 C4027 C7507 C7637 R4057 R7530 R7608 IC1502 QR7503 LB1505 C3016 C4029 C7508 C7639 R4060 R7531 R7610 IC1505 Test Point LB3002 C3017 C4030 C7509 C7646 R4061 R7532 R7611 IC1506 CL7407 LB3003 C3018 C4031 C7511 C7650 R4066 R7533...
  • Page 96 Location Map (REAR) (FRONT) DMR-E85HEP Main P.C.B. (REP3766C) (1/4 Section)
  • Page 97 Location Map (REAR) (FRONT) DMR-E85HEP Main P.C.B. (REP3766C) (2/4 Section)
  • Page 98 Main P.C.B. Location Map (REAR) (FRONT) DMR-E85HEP Main P.C.B. (REP3766C) (3/4 Section)
  • Page 99 Location Map (REAR) (FRONT) DMR-E85HEP Main P.C.B. (REP3766C) (4/4 Section)
  • Page 100 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 LB6004 FL6018 R6001 J0JHC0000032 F1H0J4740004 FL6010 RX6034 3.3Kx4 RX6001 10Kx4 F1H0J4740004 <D1.2V> FL6012 F1H0J4740004 XMWE3 <D3.3V> XMWE2 XMRE SDCLK DMR-E85HEP AV Decoder/Main CPU Section(Digital P.C.B.(4/5)) Schematic Diagram(MC)
  • Page 101 R50010 XIRQ0 FL50006 R50011 22K 2400 XSSP F1H0J4740004 R6018 DMR-E85HEP < ANA3.3V > <D3.3V> AV Decoder/Main CPU Section NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS (Digital P.C.B.(4/5)) SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU Schematic Diagram(MC) ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 102 4700 P001 COLD AC SOCKET IMPORTANT SAFETY NOTICE: DMR-E85HEP COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY. Main Power Supply NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN WHEN REPLACING ANY OF THESE COMPONENTS.ONLY THE SAME TYPE.
  • Page 103 IC7301 Ref No. MODE PLAY STOP Ref No. IC7301 MODE PLAY STOP IC7301 Ref No. MODE PLAY STOP IC7302 Ref No. MODE PLAY STOP...
  • Page 104 D1.2V L7401 V:Video I/O Section(Page: D1.5V D3.3V A:Audio Main Section(Page: IECOUT XDMUTE DMR-E85HEP T:Timer Section(Page: AU 5V MIXLOUT DM Main Net Section MIXROUT DM (Main P.C.B.(2/5)) AADC L NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN AADC R IN THE PARTS LIST,AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 105 Q113 D108 (REG.DR+5V) F103 PC001 125V 2.5A DR+5V PS102 P1502 P1501 P102 FEED (TO DVD RAM DRIVE) BACK 16,17 PS101 TO HDD PS101 Q105 (RESET) COLD PS102 P1502 HDD P-FAIL 5 VDD OUT 4 IC7501- DMR-E85HEP Power Supply Block Diagram...
  • Page 106 IC3901- IC7403 PS+5V IC3001(+5.0V) (REG.+5V) IC4009/IC4012- REG.+5V PP7401 PS3901 VOUT IC3901- (Audio Main Sec.) QR7401 PS+12V PP7401 PS3901 IC3901- IC7401 (REG.PS+12V) PWR SAVE SCART P.C.B. IC7501- VOUT DMR-E85HEP DMR-E85HEP Power Supply Block Diagram (Main Net Sec.) Power Supply Block Diagram...
  • Page 107 IC101 IC102 Ref No. MODE -810 16.1 13.5 PLAY -810 16.0 13.5 STOP -810 16.0 13.6 IC103 IC105 IC106 Ref No. MODE 12.0 12.0 13.6 PLAY 12.0 12.0 13.5 STOP 12.0 12.0 13.7 Ref No. Q101 Q102 Q103 Q104 Q105 MODE 13.6 13.5...
  • Page 108 R001 C118 L108 R176 C119 C009 L105 ZD107 L002 IC103 L109 T001 C008 C123 PC001 D006 IC106 L010 L004 D003 JE10 D111 Q110 IP101 L011 C124 R167 R143 Q107 R131 R130 R166 C131 PS102 IC105 R174 DMR-E85HEP Power P.C.B. (ETXMM507E4F)
  • Page 109 C3928 C3929 R3972 R3973 R3904 C3930 R3911 R3912 C3931 C3932 C3933 C3934 C3939 R3975 R3976 50V1 50V1 0.01 2200 2200 50V1 50V1 16V100 0.01 0.01 C3935 16V100 R3985 R3913 4700 C3938 R3910 R3986 1200 <PS+5V> <PS+12V> DMR-E85HEP Scart Schematic Diagram...
  • Page 110 D3901 R3924 MA2C165001VT <PS+5V> <PS+12V> DMR-E85HEP DMR-E85HEP NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN Scart Schematic Diagram Scart Schematic Diagram IN THE PARTS LIST,AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 111 Diode Capacitor D3901 C3916 Connector C3917 JK3901 C3918 JK3904 C3919 JK3905 C3921 PS3901 C3924 PS3902 C3928 PS3903 C3929 Capacitor C3931 C3909 C3932 C3910 C3933 C3911 C3935 C3914 Resisitor C3915 R3924 Scart P.C.B. DMR-E85HEP (Component Side) Scart P.C.B. (Component Side) (REP3682A)
  • Page 112 C3958 R3910 R3929 R3978 R3993 QR3909 C3922 C3959 R3911 R3930 R3979 R3994 QR3913 C3923 C3960 R3912 R3932 R3980 Diode C3925 C3961 R3914 R3933 R3981 D3903 C3930 C3962 R3915 R3934 R3982 Scart P.C.B. DMR-E85HEP (Foil Side) Scart P.C.B. (Foil Side) (REP3682A)
  • Page 113 IC3901 Ref No. MODE 12.1 PLAY 12.1 11.6 STOP 12.1 IC3901 Ref No. MODE PLAY STOP IC3901 Ref No. MODE PLAY STOP Q3901 Q3905 Q3906 Q3908 Q3909 Ref No. MODE -0.6 -0.2 PLAY -0.6 -0.2 STOP -0.6 -0.3 Q3910 QR3908 QR3909 QR3913 Ref No.
  • Page 114 C1543 R1516 C1540 25V47 1000 DMR-E85HEP Sub Power Supply Section (Main P.C.B.(1/5)) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN Schematic Diagram(P) IN THE PARTS LIST,AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 115 QR7501 M:Main Net Section(Page: UNR511300L V:Video I/O Section(Page: (XFWE MUTE) A:Audio Main Section(Page: T:Timer Section(Page: <N SW+5V> <N SW+5V> AV3 IN R AV3 IN L AV3 IN CPS AV3 IN CPNY AV3 IN CPNC DMR-E85HEP Timer Section(Main P.C.B.(5/5)) Schematic Diagram(T)
  • Page 116 FANDCOUT <N SW+5V> FANLOCK FAN GND DMR-E85HEP DMR-E85HEP 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 SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 117 32.768KHz XCOUT 1.Country & Language 2.Tuner preset IC3001 (VIDEO PROCESSOR) 3.Timer REC info. HDD LED 4.ROM correction info. DU7402 XOUT TUNER QR7519 (HDD LED DRIVE) D7512 X7501 10MHz MSDA MSCL SCLK TBUS CLK P7402- DIGITAL P.C.B. DMR-E85HEP Timer Block Diagram...
  • Page 118 R3514 1M MSD22 MSD23 X3501 MSD24 H2D330500001 MSD25 MSD26 FL3506 MSD27 F1H0J4740004 MSD28 MSD29 MSD30 MSD31 XTRINT < D3.3V > < D3.3V > XRSTOUT FL3509 F1H0J4740004 < D1.5V > < D1.5V > DMR-E85HEP Real Time Stream Control(RTSC) Section(Digital P.C.B.(3/5)) Schematic Diagram(TR)
  • Page 119 TR MAB6 TR MAB2 TR MAB5 DHDD8 DHDD9 TR MAB3 TR MAB4 DHDD10 DHDD11 VDD33 DMR-E85HEP DMR-E85HEP < D3.3V > Real Time Stream Control(RTSC) Section Real Time Stream Control(RTSC) Section (Digital P.C.B.(3/5)) (Digital P.C.B.(3/5)) < D1.5V > Schematic Diagram(TR) Schematic Diagram(TR) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN...
  • Page 120 VIF Decoder P.C.B. DMR-E85HEP VIF Decoder P.C.B. (VEP07A71N)
  • Page 121 NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE. X0702 16V22 J0B4055A0001 NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR DMR-E85HEP ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST. VIF Decoder Schematic Diagram...
  • Page 122 T:Timer Section(Page: Q3007 SCART VIN 2SB1218A0L (AMP) DMR-E85HEP Video I/O Section (Main P.C.B.(3/5)) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN Schematic Diagram(V) IN THE PARTS LIST,AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 123 IC1502 IC1505 IC1506 Ref No. MODE PLAY STOP IC1507 IC1508 IC1509 Ref No. MODE PLAY STOP IC1510 Ref No. MODE PLAY STOP IC3001 Ref No. MODE PLAY STOP IC3001 Ref No. MODE PLAY STOP IC3001 Ref No. MODE PLAY STOP IC3001 Ref No.
  • Page 124 IC3003 Ref No. MODE PLAY STOP Ref No. IC3003 MODE PLAY STOP Ref No. IC4001 MODE PLAY STOP IC4001 Ref No. MODE PLAY STOP IC4005 IC4007 Ref No. IC4006 MODE PLAY STOP IC4009 IC4010 Ref No. IC4011 MODE 12.1 13.5 12.1 PLAY 12.1...
  • Page 125 IC7502 Ref No. MODE -25.5 -25.5 -25.5 -28.8 PLAY -25.5 -25.5 -25.5 -28.8 STOP -25.6 -25.5 -25.6 -28.9 IC7503 IC7504 IC7505 Ref No. MODE PLAY STOP IC7506 IC7508 Ref No. MODE 13.5 PLAY 13.5 STOP 13.6 Q3006 Q3007 Q3009 Q3010 Q4004 Ref No.
  • Page 126 P9001 Ref No. MODE PLAY STOP P9001 Ref No. MODE PLAY STOP P9001 Ref No. MODE PLAY STOP P9001 Ref No. MODE PLAY STOP P9001 Ref No. MODE PLAY STOP...
  • Page 127 T001-B1 STOP T001-P2 STOP T001-S3 STOP T001-P1 STOP 60Vp-p (5 sec.div) 20Vp-p (5m sec.div) 50Vp-p (5 sec.div) 500Vp-p (5 sec.div) T001-S2,S4 STOP IC001-2 STOP IC001-4 STOP P7402-2 REC/PLAY 24Vp-p (5 sec.div) 1.0Vp-p (5 sec.div) 1.0Vp-p (5 sec.div) 1.0Vp-p (20 sec.div) P7402-26 REC/PLAY P7402-30 REC/PLAY P7402-18 REC/PLAY...
  • Page 128 17 Schematic Diagram 17.1. Interconnection Schematic Diagram FP602 FP3501 FP601 RESET- RESET- DASP- CS1- CS0- PDIAG- P7402 P9001 DD10 DD10 CPNCIN DM CPNCIN DM IOCS16- V YIN DM V YIN DM INTRQ DU7402 DD11 DD11 DGND DGND TUNER DGND DGND DD12 DD12 DMACK-...
  • Page 129 DECODER R DECODER R DD10 DECODER L DECODER L Ref.No. Ref.No.7400 SERIES MIX R OUT1 MIX R OUT1 pply Ref.No.1500 SERIES Ref.No.3000 SERIES MIX L OUT1 MIX L OUT1 Ref.No.4000 SERIES RESET- Ref.No.7500,7600 SERIES SCART P.C.B. DMR-E85HEP Interconnection Schematic Diagram...
  • Page 130 17.2. Main Power Supply Schematic Diagram T001 ETB28BF1U6A POWER TRANSFORMER D001 D101 GPP20J RK49 L103 EXCELDR35 C009 R010 C117 IC001 450V47 237K 250V220 STRG6353 D005 D002 ST3D200 (SW IC) C101 C103 R102 GPP20J 220P 220P C105 250V470 R006 DRAIN 237K C010 330P C008...
  • Page 131 3.32K 3.32K 1000P 4700 MA165 4700 DMR-E85HEP Main Power Supply USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN PARTS LIST,AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED. Schematic Diagram...
  • Page 132 17.3. Sub Power Supply Section (Main P.C.B. (1/5)) Schematic Diagram (P) C151 10V4 IC1502 C0DBAHG00013 C1516 (REG.JC+5V) IC1506 C0CBCDD00002 (REG.ANA+5V) JC P ON C1519 C1503 C1504 C1505 10V47 POWER ON R1502 D1501 R1503 3300 MA2C165001VT TO P102 RAM DRIVE UNIT P1501 R1501 C1512...
  • Page 133 X SW 13V X SW 5.8V D3.3V R1515 C1543 DMR-E85HEP Sub Power Supply Section (Main P.C.B.(1/5)) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN Schematic Diagram(P) IN THE PARTS LIST,AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 134 17.4. Main Net Section (Main P.C.B. (2/5)) Schematic Diagram (M) TO PS3901 SCART P.C.B. PP7401 IIC CLK IIC DATA <REG.+5V> BOOSTER+5V <REG.+5V> PS 5V TUNER VIDEO SCART VIDEO IN CPS V OUT CPN Y OUT <REG.PS+12V> <X SW+5.8V> PS 12V LB7407 J0JHC0000032 PR OUT...
  • Page 135 DECODER AUDIO(L) P:Sub Power Supply Section(Page: M:Main Net Section(Page: V:Video I/O Section(Page: A:Audio Main Section(Page: DMR-E85HEP T:Timer Section(Page: Main Net Section (Main P.C.B.(2/5)) 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 SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 136 17.5. Video I/O Section (Main P.C.B. (3/5)) Schematic Diagram (V) YOUT DM LB3004 J0JHC0000032 JC REG5V R3053 R3052 R3049 R3051 QR3002 UNR521200L Q3009 (RGB :ON) 2SB1218A0L QR3003 Q3010 (BUFFER) UNR521200L Q3006 2SB1218A0L 2SB1218A0L (RGB :ON) (BUFFER) (BUFFER) GPYOUT DM RPROUT DM BPBOUT DM LB3002 J0JHC0000032...
  • Page 137 ZJ3001 K9ZZ00000424 V:Video I/O Section(Page: A:Audio Main Section(Page: T:Timer Section(Page: DMR-E85HEP Video I/O Section (Main P.C.B.(3/5)) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN Schematic Diagram(V) IN THE PARTS LIST,AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 138 17.6. Audio Main Section (Main P.C.B. (4/5)) Schematic Diagram (A) R4022 R4023 R4015 R4021 C4019 16V10 C4031 C4027 C4021 L4002 50V1 50V1 16V10 C4053 C4054 C4022 6V47 LB4001 J0JGC0000020 L2 IN L L2 IN R AADC L AADC R MIXLOUT DM C4069 0.1 MIXROUT DM R4099...
  • Page 139 A:Audio Main Section(Page: IC4012 T:Timer Section(Page: 4066 C0ABBB000118 (AMP) IN1- IN1+ K4008 DMR-E85HEP 4067 C4070 C4072 10V220 10V220 Audio Main Section (Main P.C.B.(4/5)) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN Schematic Diagram(A) IN THE PARTS LIST,AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 140 17.7. Timer Section (Main P.C.B. (5/5)) Schematic Diagram (T) XINTM POWER ON JC P ON XINTP AV2 8 SBMTP SBPTM C7606 LB7506 J0JGC0000020 <N SW+5V> TL7526 C7580 10P SCLK R7620 22K XMPREQ R7536 100 R7531 10K XTMUTE R7537 100 WIDE C7583 100P AV2 PB R7611 100...
  • Page 141 AV3 SINL AV2 PB SW UART R7636 10K TL7507 R7544 100 IIC CLK RST UART R7545 100 R7635 10K IIC DATA SYNC DET TL7521 C7589 C7590 6.3V47 R7554 100 300L N SW+5V> N SW+5V> DMR-E85HEP Timer Section(Main P.C.B.(5/5)) Schematic Diagram(T)
  • Page 142 (RESET) (FAN MOTOR DRIVE) VOUT NC D7512 B3AEA0000049 C7588 0.01 IC7506 Q7519 C0ABBA000073 2SD601A0L (FAN MOTOR DRIVE) (HDD LED DRIVE) R7672 47K C7546 C7639 R7671 R7602 6800 R7603 R7601 <N SW+5V> DMR-E85HEP NOTE:DO IN THE Timer Section(Main P.C.B.(5/5)) Schematic Diagram(T)
  • Page 143 FANDCOUT FANLOCK FAN GND DMR-E85HEP 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 SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED. Timer Section(Main P.C.B.(5/5)) Schematic Diagram(T)
  • Page 144 17.8. Glue Net Section (Digital P.C.B. (1/5)) Schematic Diagram (GN) XIRQ0 DECIEC DMIX LRCK SRCK EEDATA GN:Glue Net Section(Page: EEBCK CL6725 EELRCK EN:AV Encoder Section(Page: CL6726 LRCK CL6727 SRCK CL6728 TR:RTSC Section(Page: DMIX CL6729 ADBCK CL6730 MC:AV Decoder/Main CPU Section(Page: ADLRCK ADDATA AI:Audio I/O Section(Page:...
  • Page 145 MSD25 MSD26 MSD24 FL6702 F1H0J4740004 7 5 3 1 7 5 3 1 8 6 4 2 8 6 4 2 < D3.3V > < ANA3.3V > < ANA5V > < D5V > DMR-E85HEP Glue Net Section(Digital P.C.B.(1/5)) Schematic Diagram(GN)
  • Page 146 < D3.3V > R6739 R6737 47 XREF CKJ58 R6738 CKJ62 CKJ65 UARTP2G CKJ69 CKJ72 CKJ70 UARTG2P LB9009 J0JHC0000046 CKJ75 XWEF CKJ79 R6703 CKJ83 < D3.3V > < ANA3.3V > < ANA5V > < D5V > DMR-E85HEP Glue Net Section(Digital P.C.B.(1/5)) Schematic Diagram(GN)
  • Page 147 CKJ78 D1.5V CKJ82 D1.2V DMR-E85HEP Glue Net Section(Digital P.C.B.(1/5)) Schematic Diagram(GN) 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 SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 148 17.9. AV Encoder Section (Digital P.C.B. (2/5)) Schematic Diagram (EN) D1.5V D3.3V I2C3DT I2C3CK ANA3.3V RX3408 22x4 R656DD7 R656DEC7 R656DD6 C3430 R656DEC6 R656DD5 R3410 FL3407 R656DEC5 C3431 R656DD4 F1H0J4740004 R656DEC4 FL3409 FL3402 F1H0J4740004 RX3417 22x4 R3412 F1H0J4740004 R656DD3 R656DEC3 R656DD2 R656DEC2 R656DD1 R656DEC1...
  • Page 149 BA0S D XWE D RX3416 22X4 DQM0 D XCS0 D GN:Glue Net Section(Page: R3448 XRAS D 5600 XCAS D EN:AV Encoder Section(Page: R3449 6800 TR:RTSC Section(Page: MC:AV Decoder/Main CPU Section(Page: AI:Audio I/O Section(Page: DMR-E85HEP AV Encoder Section(Digital P.C.B.(2/5)) Schematic Diagram(EN)
  • Page 150 NARCS1 NARRAS NARCAS CLK27XI CLK27XO NRST R3463 0 1.5V-VDD R3464 0 FL3417 F1H0J4740004 AVDD AGND FL3419 F1H0J4740004 FL3418 F1H0J4740004 < D1.5V > FL3420 F1H0J4740004 < D3.3V > < D3.3V > R3430 22 R3421 DMR-E85HEP AV Encoder Section(Digital P.C.B.(2/5)) Schematic Diagram(EN)
  • Page 151 MSD17 MSD16 XVDSPDK NHDK XIRQ6 NHINT1 XRTSCINT NHINT0 XMWE3 NHWE XMRE NHRE SA12 HA11 SA11 HA10 1.5V-VDD SA10 MSA4 MSA3 MSA2 MSA1 LRCKIO R3442 AMAS ADIN PCKI R3443 0 PCKO BCKIO R3444 0 DMR-E85HEP AV Encoder Section(Digital P.C.B.(2/5)) Schematic Diagram(EN)
  • Page 152 RX3439 RX3440 RX3441 RX3442 RX3443 22X4 22X4 22X4 22X4 22X4 LB3409 FL3435 J0JHC0000032 F1H0J4740004 IC3408 C3ABPJ000048 (32bit/64M SDRAM) LB3408 FL3434 J0JHC0000032 F1H0J4740004 RX3437 RX3433 RX3434 RX3435 RX3436 22X4 22X4 22X4 22X4 22X4 R3472 DMR-E85HEP AV Encoder Section(Digital P.C.B.(2/5)) Schematic Diagram(EN)
  • Page 153 MC:AV Decoder/Main CPU Section(Page: AI:Audio I/O Section(Page: X3437 RX3438 22X4 DMR-E85HEP AV Encoder Section NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERING. (Digital P.C.B.(2/5)) THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST, AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 154 17.10. Real Time Stream Control (RTSC) Section (Digital P.C.B. (3/5)) Schematic Diag FL3513 F1H0J4740004 FL3514 F1H0J4740004 RX3501 22x4 TR MAB7 TR MAB6 344 343 342 341 340 339 338 337 336 335 334 333 332 331 330 329 328 327 326 325 324 323 322 321 320 319 318 TR MAB5 TR MAB4 RX3502 22x4...
  • Page 155 GN:Glue Net Section(Page: EN:AV Encoder Section(Page: TR:RTSC Section(Page: MC:AV Decoder/Main CPU Section(Page: AI:Audio I/O Section(Page: IC3501 MN88302 (RTSC) R3511 10K R3510 R3514 1M X3501 H2D330500001 < D3.3V > FL3509 F1H0J4740004 < D1.5V > DMR-E85HEP Real Time Stream Control(RTSC) Section(Digital P.C.B.(3/5)) Schematic Diagram(TR)
  • Page 156 DHDD3 BA1S TR DHDD4 DHDD5 TR MAB10 DHDD6 DHDD7 TR MAB0 VDD15 VDD33 TR MAB1 TR MAB2 DHDD8 DHDD9 TR MAB3 DHDD10 DHDD11 VDD33 DMR-E85HEP < D3.3V > Real Time Stream Control(RTSC) Section (Digital P.C.B.(3/5)) < D1.5V > Schematic Diagram(TR)
  • Page 157 TR MAB8 TR MAB7 TR MAB6 TR MAB5 TR MAB4 DMR-E85HEP Real Time Stream Control(RTSC) Section (Digital P.C.B.(3/5)) Schematic Diagram(TR) 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 SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 158 17.11. AV Decoder/Main CPU Section (Digital P.C.B. (4/5)) Schematic Diagram (MC) RX50009 47x4 XCASM BAM1 BAM0 XCSM D1.2V DGND RX50010 47x4 D3.3V XRESET XWEM R6015 FL50001 FL50003 100K XRASM F1H0J4740004 F1H0J4740004 RX50011 47x4 XCS1 XCS5 XCS6 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 SD16 SD17 SD18...
  • Page 159 RX6032 47x4 RX6025 33x4 TESTSEL1 32 31 30 29 28 RX6033 3.3Kx4 RX6026 33x4 <D1.2V> <ANA3.3V> 23 24 25 26 27 R6001 FL6010 RX6034 3.3Kx4 RX6001 10Kx4 F1H0J4740004 <D1.2V> FL6012 F1H0J4740004 <D3.3V> SDCLK DMR-E85HEP AV Decoder/Main CPU Section(Digital P.C.B.(4/5)) Schematic Diagram(MC)
  • Page 160 TR:RTSC Section(Page: MC:AV Decoder/Main CPU Section(Page: AI:Audio I/O Section(Page: IC6001 MN2DS0011-H (AVDEC/MAIN CPU) <D1.2V> <ANA3.3V> R6021 47 XGINT2 XIRQ6 R6022 47 C50001 1 XGINT1 R6027 <D1.2V> R50010 XIRQ0 2400 XSSP R6018 <D3.3V> DMR-E85HEP AV Decoder/Main CPU Section(Digital P.C.B.(4/5)) Schematic Diagram(MC)
  • Page 161 < ANA3.3V > 768FS2 C50001 1 CLK54A1 FL50006 R50011 22K F1H0J4740004 DMR-E85HEP < ANA3.3V > AV Decoder/Main CPU Section (Digital P.C.B.(4/5)) NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU Schematic Diagram(MC) ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 162 17.12. Audio I/O Section (Digital P.C.B. (5/5)) Schematic Diagram (AI) LB4401 J0JGC0000020 D 3.3V DGND R4420 R4421 R4451 R4422 R4452 C4432 R4419 R4418 768FS1 C4411 C4412 10V10 6V47 IC4404 C4421 1000P C0FBBK000035 (D/A CONVERTER) C4422 1000P R4457 0 C4423 1000P C4424 1000P C4425 1000P R4426...
  • Page 163 GN:Glue Net Section(Page: EN:AV Encoder Section(Page: TR:RTSC Section(Page: MC:AV Decoder/Main CPU Section(Page: AI:Audio I/O Section(Page: DMR-E85HEP Audio I/O Section OWN ON THIS DRAWING FOR ORDERING. THE CORRECT PART NUMBER IS SHOWN (Digital P.C.B.(5/5)) GHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 164 17.13. VIF Decoder Schematic Diagram R0732 LB0701 R0714 J0JBC0000041 C0721 R0742 R0743 R0741 Q0702 2SB0709A0L PK0701 IC0701 DU7402-19 (AMP) C1AB00001924 DU7402-20 R0731 DU7402-21 DU7402-22 SIF OUT DU7402-23 AFC S-CURVE DU7402-24 TUNER VIDEO DU7402-25 REG 5V DU7402-26 DU7402-27 R0704 R0719 4700 PP0701 (TO TUNER UNIT) 4MHz...
  • Page 165 3.3u NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE. NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR DMR-E85HEP ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST. VIF Decoder Schematic Diagram...
  • Page 166 17.14. Nicam Decoder Schematic Diagram C7335 C7305 6V100 IC7302 C0EAH0000051 TO PK7701 (RESET) MAIN P.C.B. (MAIN NET) PK7301 TU AUDIO IN LB7303 L7303 J0JCC0000080 G0C1R0JA0019 JC 5V C7303 C7306 C7334 6V100 0.01 50V2.2 C7311 100P R7304 C7301 R7301 C7302 0 TO PK7702 MAIN P.C.B.
  • Page 167 R7309 R7314 TL7301 LB7302 C7313 C7312 J0JCC0000124 16V10 16V10 C7318 16V10 R7315 C7314 NOTE: DMR-E85HEP DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM Nicam Decoder Schematic Diagram FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
  • Page 168 17.15. Scart Schematic Diagram LB3922 J0JGC0000020 TO PP7401 MAIN P.C.B. LB3923 J0JGC0000020 (MAIN NET SEC.) PS3901 IIC CLK IIC DATA BOOSTER+5V PS 5V TUNER VIDEO SCART VIDEO IN R3914 150 CPS V OUT R3919 150 CPN Y OUT PS 12V PR OUT PB OUT PY OUT...
  • Page 169 INTERFACE (12V+0.5V) 100K CLAMP CONTROL3 BLOCK CLAMP C3930 R3911 R3912 C3931 C3932 C3933 C3934 C3939 R3975 R3976 0.01 2200 2200 50V1 50V1 16V100 0.01 0.01 C3935 16V100 R3985 R3913 4700 C3938 R3910 R3986 1200 <PS+5V> <PS+12V> DMR-E85HEP Scart Schematic Diagram...
  • Page 170 UNR521100L (AUDIO MUTE) (AUDIO MUTE) R3967 R3969 1500 3300 Q3906 2SB0710A0L (SWITCH) QR3913 R3968 UNR521200L (SWITCH) R3917 QR3908 UNR521200L (AV2 RGB THROUGH :ON) R3915 Q3905 R3916 2SD132800L (AV2 BLANKING OUT) R3962 D3901 R3924 MA2C165001VT <PS+5V> <PS+12V> DMR-E85HEP Scart Schematic Diagram...
  • Page 171 PAL:576P/576I R3903 R3902 R3901 DMR-E85HEP NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN Scart Schematic Diagram IN THE PARTS LIST,AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 172 17.16. Front (R) Schematic Diagram IR7801 R7802 B3RAD0000071 (REMOTE CON.SENSOR) R7801 C7801 D7801 B3ABA0000109 TIME-WARP QR7801 UNR221400L TIME WARP LED DRIVE TO P7504 MAIN P.C.B. (TIMER SECTION) P7801 KEYIN2 KEYIN3 KEYIN1 TWARP LED K7801 0 HDD SEL LED N SW 5V DVD SEL LED DVD LED R7809 2700...
  • Page 173 STOP SKIP-R CH-UP TIME-WARP PLAY SELECT E THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERING. THE CORRECT PART NUMBER IS SHOWN DMR-E85HEP TS LIST, AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED. Front(R) Schematic Diagram...
  • Page 176 IC Pin Terminal Chart ( TC 1 - TC 8 ) IC Pin Terminal Chart ( TC9 - TC12 ) IC3404 / AVENC IC3402 / SDRAM IC3501 / RTSC IC50001 / SDRAM IC6001 / AV DEC&MAIN CPU IC6005,IC6006 / W-MEMORY FP3501 (TO DVD RAM&HDD) IC6001 / AV DEC&MAIN CPU SIGNAL NAME...
  • Page 177 SA0 - SA25 ADDRESS BUS LINE (TC13, TC14-1, TC15-1, TC17, TC18-1, TC20) SD16 - SD31 DATA BUS LINE (TC14-2, TC15-2, TC18-2 ) 14-1 15-1 18-1 14-2 15-2 18-2 IC3404 / AVENC IC6701 / GLUE IC6001 / AVDEC&MAIN CPU IC6004 / BUFFER IC6003 / LOADER IC3501 / RTSC IC6701 / GLUE...
  • Page 179 L CH IN L OUT IIC DATA FROM IC7501- IIC BUS TIMER LOGIC IIC CLK SECTION IC7501- NICAM DECODER P.C.B. IC4007 IC4005 FROM P9001 P7402 IEC OUT IC4006 DIGITAL OPTICAL P.C.B. D+5V (DIGITAL AUDIO OUT) DMR-E85HEP Analog Audio Block Diagram...
  • Page 180 MC:AV Decoder/Main CPU Section(Page: XADC PD AUGND AI:Audio I/O Section(Page: DMR-E85HEP Audio I/O Section NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERING. THE CORRECT PART NUMBER IS SHOWN (Digital P.C.B.(5/5)) IN THE PARTS LIST, AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 181 X SW 13V C4026 C4030 C4029 C4059 C4075 C4076 C4077 16V470 16V470 DMR-E85HEP R4067 C4070 C4072 POWER ON 10V220 10V220 Audio Main Section (Main P.C.B.(4/5)) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.THE CORRECT PART NUMBER IS SHOWN Schematic Diagram(A) IN THE PARTS LIST,AND MAY BE SLIGHTLY DIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 182 AV2 V IN PP7402 PS3902 FROM IC7501- IIC BUS Q7406 TIMER DIGITAL CONTROL IIC CLK SECTION P9001 P7402 R/CR IN P.C.B. BUFFER IC7501- Q7405 P9001 P7402 G/C Y IN BUFFER Q7404 P9001 P7402 B/C B IN BUFFER DMR-E85HEP Analog Video Block Diagram...