DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 1 Safety Precaution 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. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 2 Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatic Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatic Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistor-sand semiconductor "chip"...
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 2.3. Service caution based on legal restrictions 2.3.1. General description about Lead Free Solder (PbF) The lead free solder has been used in the mounting process of all electrical components on the printed circuit boards used for this equipment in considering the globally environmental conservation.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 6 Operation Instructions 6.1. Taking out the Disc from DVD-Drive Unit when the Disc cannot be ejected by OPEN/CLOSE button 6.1.1. Forcible Disc Eject 6.1.1.1. 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.
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 6.1.2. When the Forcible Disc Eject can not be done.
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 1. Turn off the power and pull out AC cord. 2. Remove the Top 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 7 Service Mode 7.1. Self-Diagnosis and Special Mode Setting 7.1.1. Self-Diagnosis Functions Self-Diagnosis Function provides information for errors to service personnel by “Self-Diagnosis Display” when any error has occurred. U**, H** and F** are stored in memory and held.
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Error Code Diagnosis contents Description Monitor Display Automatic FL display No error information Initial setting for error code in memory No display No display (Error code Initialization is possible with error code initialization and main unit initialization.)
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Error Code Diagnosis contents Description Monitor Display Automatic FL display [HDD ERR] is displayed when a) When normal start up was failed. No display ERROR start up of HDD was failed. b) When start up at HDD boot was failed.
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description Front Key Aging Perform sequence of modes as * Aging Display following the then mode. When the power is ON, press Description shown below continually. [STOP], [POWER]...
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description Front Key Progressive initialization The progressive setting is initialized to display before execution When the power is on (E-E mode), Interlace. leaves. press [STOP] [PLAY] simultaneously for 5 seconds.
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) RTSC Return in XP AV1 input signal is encoded (XP), decoded Initial mode: EE2/ Interlace/ XP/ Press [1] [3] in service mode. (A & V)
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) READ SEEK Inspecting seek time of HSS to inspect At start Press [3] [1] in service mode. Inspection performance. * When canceling the inspection mode while executing, do “forced...
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) READ VERIFY Measure of access time in READ VERIFY At start Press [3] [2] in service mode. Inspection MODE of HDD. * When canceling the inspection mode while executing, do “forced...
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) HDD High Speed Scan Press [3] [6] in service mode. The [*] sign is added every 10 seconds while inspecting. Two digits on the right side are the progress level of the inspection (The unit is %).
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) RAM Drive Last Error RAM Drive error code display. 1. Error Number is displayed for 5 Press [4] [2] in service mode. *For details about the drive error code, refer seconds.
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) Front connection Press all front keys and check the connection Press [5] [4] in service mode. inspection between Main P.C.B. and Front key Switches.
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) AV4(V)/AV1(RGB) Set input to AV4 (V) and set output to AV1 Press [8] [0] in service mode. Setting (RGB) for I/O checking AV2(Y/C)/AV1(V) Set input to AV2 (Y/C) and set output to AV1 Press [8] [1] in service mode.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 8 Service Fixture & Tools Part Number Description Compatibility RFKZ0260 Extension Cable (MainP.C.B. - RAM/Digital P.C.B. Module/ 88 Pin) Same as EH50 Series RFKZ0327 Extension Cable (MainP.C.B. - Power P.C.B./ 15 Pin) Same as E55 Series RFKZ0366 Extension FFC (HDD - RAM/Digital P.C.B.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 9 Disassembly and Assembly Instructions 9.1. 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 9.3. Top Case 9.4.1. How to assemble Tray door ass’y 1. Attach Blinder spring to Tray door ass’y. 1. Remove the 2 screws (A) and 3 screws (B). 2. Slide Top Case rearward and open the both ends at rear side of the Top Case a little and lift the Top Case in the direction of the arrows.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 3. Confirm the Brinder spring is attached as following. 9.5. HDD, ATAPI P.C.B.
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 1. Remove the 2 Screws (A) and (B), FFC and Wire with 3. Remove 4 Screws (C) to remove HDD from HDD angle. connector to remove HDD with ATAPI P.C.B.. CAUTION: When replacing HDD, pay attention as below.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 9.6. RAM/Digital P.C.B. Module 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. 1. Remove the 3 Screws (A) and Screw (B) to remove Digital Shield.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Note: 9.7. SD/DV Jack P.C.B. RAM/Digital P.C.B. Module as service part has no heat sink 1. Remove Screw (A) to remove SD/DV Jack P.C.B.. and heat transfer sheet. Before returning to customer, heat sink and heat transfer...
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 9.8. Rear Panel 9.9. Power P.C.B. 9.8.1. Only Fan Motor 1. Remove 3 Screws (A) and disconnect the connector to remove Power P.C.B.. 1. Remove the 2 Screws (A) and fan connector, remove the Fan motor with pushing 2 tabs in the direction of arrows.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 9.10. HDMI P.C.B. 9.11. Main P.C.B., Front Jack P.C.B. and Front (L) 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 1.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 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.
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 10.1.2. Checking and Repairing of RAM / Digital P.C.B. Module...
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 10.1.3. Checking and Repairing of Main P.C.B.
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 10.1.4. Checking and Repairing of HDD...
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 10.2. Caution for Replacing Parts 10.2.1. Items that should be done after replacing parts...
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DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Note3: Please prepare latest firmware updating disc. * Main Firm is being recorded in HDD, but new HDD has no data. Writing Procedure of Main Firm: <<Caution>> (1) Writing of Main Firm needs 3, 4 minutes.
Perform auto recording and playback for one minute using the RAM No abnormality should be seen in the picture, sound or operation. disc. *Panasonic DVD-RAM disc should be used when recording and playback. Model with the HDD: Perform auto recording and playback for one No abnormality should be seen in the picture, sound or operation.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 11 Block Diagram 11.1. Power Supply Block Diagram POWER P.C.B. MAIN P.C.B. D1400 X SW+3V P1102 P1501 X SW+3V 12,13 T1150 POWER SWITCHING TRANSFORMER VA1110,L1120,L1121 D1140,C1143 D1270 AC INLET X SW+3.8V P1102 P1501 X SW+3.8V...
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 11.2. Analog Video Block Diagram :REC SIGNAL :PB SIGNAL IC3001 (VIDEO PROCESSOR) MAIN P.C.B. JK3903 (SW1) (SW2) COMP 6MHz P59001 P7402 C OUT DM 6MHz BIAS 12MHz (SW3) P59001 P7402 Y OUT DM 6MHz COMPONENT...
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 11.3. Analog Audio Block Diagram :REC SIGNAL :PB SIGNAL MAIN P.C.B. JK3001 REAR JACK D4005 Q4006 MIX L OUT2 MUTE LINE OUT Q4007 QR4002 (AUDIO MUTE DRIVE) MUTE MIX R OUT2 FROM XTMUTE TIMER D4006...
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 11.4. Analog Timer Block Diagram IC7501 T7501 IR7501 (TIMER) DISPLAY HEATER POWER SWITCHING MAIN P.C.B. TRANSFORMER REMOTE CONTROL RECEIVER to TU7801- (BTL+30V) QR7402 CTL. D7506 :DMR-EH57EC IP7501 P SAVE HEATER+ +38V UNREG.+38V POWER SAVE (IC PROTECTOR)
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 11.5. HDMI Block Diagram IC56103 VIDEO EE SIGNAL (HDMI TRANSMITTER) VIDEO PB SIGNAL AUDIO EE SIGNAL AUDIO PB SIGNAL P55003 P56103 P55003 P56103 P55003 P56103 P55003 P56103 P55003 P56103 P55003 P56103 HDMI P55003 P56103 CONNECTOR...
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.3. Main Net (1/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. LOCATION MAP THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.4. Main Net (2/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) LOCATION MAP 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.5. Main Net (3/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.6. Main Net (4/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.7. AV I/O (1/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) LOCATION MAP 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.8. AV I/O (2/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) LOCATION MAP 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.9. AV I/O (3/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.10. AV I/O (4/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.12. Timer (1/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) LOCATION MAP 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 DP7501 SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.13. Timer (2/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.14. Timer (3/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.15. Timer (4/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) 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.
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 13.4. Front Jack P.C.B. and Front (L) P.C.B. Front Jack P.C.B. Front (L) P.C.B. DMR-EH67GN/GC/GCS DMR-EH67GN/GC/GCS Front Jack P.C.B. Front (L) P.C.B. (VEP73146A) (VEP70187A)
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 14 Appendix for Schematic Diagram 14.1. Voltage and Waveform Chart Note) Circuit voltage and waveform described herein shall be regarded as reference information when probing defect point, because it may differ from an actual measuring value due to difference of Measuring instrument and its measuring condition and product itself.