Panasonic DMR-EZ28P Service Manual
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Panasonic DMR-EZ28P Service Manual

Panasonic DMR-EZ28P Service Manual

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DMR-EZ28P
Model No.
DMR-EZ28PC
Vol. 1
Colour
(K).......................Black Type
© 2008 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
distribution is a violation of law.
ORDER NO.CHM0802003CE
B24

DVD Recorder

Unauthorized
copying
and

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Summary of Contents for Panasonic DMR-EZ28P

  • Page 1: Dvd Recorder

    ORDER NO.CHM0802003CE DVD Recorder DMR-EZ28P Model No. DMR-EZ28PC Vol. 1 Colour (K).......Black Type © 2008 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying distribution is a violation of law.

  • Page 2: Table Of Contents

    DMR-EZ28P / DMR-EZ28PC CONTENTS Page Page 1 Safety Precaution 11.3. Analog Audio Block Diagram 1.1. General guidelines 11.4. Analog Timer Block Diagram 1.2. Caution for fuse replacement 12 Schematic Diagram 2 Warning 12.1. Interconnection Schematic Diagram 2.1. Prevention of Electrostatic Discharge (ESD) to 12.2.

  • Page 3: Safety Precaution

    DMR-EZ28P / DMR-EZ28PC 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.

  • Page 4: Warning

    DMR-EZ28P / DMR-EZ28PC 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"...

  • Page 5: Precaution Of Laser Diode

    DMR-EZ28P / DMR-EZ28PC 2.2. Precaution of Laser Diode...

  • Page 6: Service Caution Based On Legal Restrictions

    DMR-EZ28P / DMR-EZ28PC 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.

  • Page 7: Service Navigation

    DMR-EZ28P / DMR-EZ28PC 3 Service Navigation 3.1. Service Information 3.2. Caution for DivX...

  • Page 8: Specifications

    DMR-EZ28P / DMR-EZ28PC 4 Specifications...
  • Page 9 DMR-EZ28P / DMR-EZ28PC...

  • Page 10: Location Of Controls And Components

    DMR-EZ28P / DMR-EZ28PC 5 Location of Controls and Components...
  • Page 11 DMR-EZ28P / DMR-EZ28PC...

  • Page 12: Operation Instructions

    DMR-EZ28P / DMR-EZ28PC 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.
  • Page 13 DMR-EZ28P / DMR-EZ28PC 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. Remove the Sheet of the bottom side. 5. Slide SLIDE CAM by Eject Pin (JZJ0484) or minus screw driver (small) in the direction of arrow to eject tray slightly.
  • Page 14 DMR-EZ28P / DMR-EZ28PC Note: Use the replacement parts (RMV0335) when the Sheet has not being stickability.

  • Page 15: Service Mode

    DMR-EZ28P / DMR-EZ28PC 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.
  • Page 16 DMR-EZ28P / DMR-EZ28PC Error Code Diagnosis contents Description Monitor Display Automatic FL display Initialization error when main When initialization error is detected after No display No display microprocessor is started up starting up main microprocessor for program for program recording...
  • Page 17 DMR-EZ28P / DMR-EZ28PC 7.1.2. Special Modes Setting Item FL display Key operation Mode name Description Front Key TEST Mode *All the main unit´s parameters are initialized. Press [STOP], [OPEN/CLOSE] keys simultaneously for five seconds when power is off. Rating password...
  • Page 18 DMR-EZ28P / DMR-EZ28PC Item FL display Key operation Mode name Description Front Key Aging Contents (Example): Demonstration Ejection of the disc is prohibited. *When lock the tray. When the power is on, press lock/unlock The lock setting is effective until unlocking the...
  • Page 19 DMR-EZ28P / DMR-EZ28PC 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.
  • Page 20 DMR-EZ28P / DMR-EZ28PC 7.1.3. Service Modes at a glance Service mode setting: While the power is off, press REC, CH UP and OPEN / CLOSE simultaneously for five seconds. Item FL display Key operation Mode name Description (Remote controller key) Release Items Item of Service Mode executing is cancelled.
  • Page 21 DMR-EZ28P / DMR-EZ28PC Item FL display Key operation Mode name Description (Remote controller key) Laser Used Time Check laser used time (hours) of drive. Press [4] [1] in service mode. Indiction (*****) is the used time display in hour. Laser used time of DVD/ CD in...
  • Page 22 DMR-EZ28P / DMR-EZ28PC 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. seconds. *For details about the drive error code, refer When “INFO******”...
  • Page 23 DMR-EZ28P / DMR-EZ28PC Item FL display Key operation Mode name Description (Remote controller key) Laser power confirmation Drive state is judged based on difference into RAM between laser power value at shipping and Drive in service mode. (Other present laser power value.
  • Page 24 DMR-EZ28P / DMR-EZ28PC Item FL display Key operation Mode name Description (Remote controller key) Display the Error History Display the Error History stored on the unit. Display reason of error for 5 Press [6] [5] in service mode. seconds. Then press [0] [1] ~ [1] [9], the past 19 error histories are displayed.

  • Page 25: Service Fixture & Tools

    DMR-EZ28P / DMR-EZ28PC 8 Service Fixture & Tools Part Number Description Compatibility RFKZ0365 Extension Cable (MainP.C.B. - Digital P.C.B. / 64 Pin) RFKZ0366 Extension FFC (DVD Drive - Digital P.C.B. / 40 Pin) Same as EH55 Series RFKZ0169 Extension Cable (DVD Drive - Main P.C.B. / 4 Pin)

  • Page 26: Assembling And Disassembling

    DMR-EZ28P / DMR-EZ28PC 9 Assembling and Disassembling 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.

  • Page 27: Top Cover

    DMR-EZ28P / DMR-EZ28PC 9.3. Top cover 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.

  • Page 28: Dv Jack And Sd/Usb P.c.b

    DMR-EZ28P / DMR-EZ28PC CAUTION: When replacing Digital P.C.B., pay attention as below. 3. Confirm the Brinder spring is attached as following. 9.6. Rear Panel 1. Remove 6 Screws (A) and 2 Screws (B). 2. Unlock 2 Locking Tabs (A) to remove Rear Panel.

  • Page 29: Digital P.c.b

    DMR-EZ28P / DMR-EZ28PC 9.8. DVD Drive 1. Remove 3 Screws (A) and wire with connector to remove DVD Drive. 9.7. Digital P.C.B. 1. Remove 2 Screws (A), wire and 2 FFCs. And lift up Digital P.C.B. slightly so to disconnect connectors to remove Digital P.C.B..

  • Page 30: Main P.c.b. And Sw P.c.b

    DMR-EZ28P / DMR-EZ28PC 3. Remove Side angle. 9.9. Main P.C.B. and SW P.C.B. Remove 4 Screws (A) and Rear angle to remove Main P.C.B.. 1. Remove SW P.C.B. 2. Remove 2 Screws (A) to remove Front angle.

  • Page 31: Measurements And Adjustments

    DMR-EZ28P / DMR-EZ28PC 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 Digital P.C.B.
  • Page 32 DMR-EZ28P / DMR-EZ28PC 10.1.2. Checking and Repairing of Main P.C.B.

  • Page 33: Notice After Replacing Digital P.c.b

    DMR-EZ28P / DMR-EZ28PC 10.2. Notice after replacing Digital P.C.B. [TM L1] is displayed after replacing Digital P.C.B. Once power off, and start up again. 10.3. Caution for Replacing Parts 10.3.1. Items that should be done after replacing parts...

  • Page 34: Standard Inspection Specifications After Making Repairs

    DMR-EZ28P / DMR-EZ28PC 10.4. Standard Inspection Specifications after Making Repairs After making repairs, we recommend performing the following inspection, to check normal operation. Use the following checklist to establish the judgement criteria for the picture and sound. Item Contents Check...

  • Page 35: Block Diagram

    DMR-EZ28P / DMR-EZ28PC 11 Block Diagram 11.1. Power Supply Block Diagram D1101 VA1101,L1101 C1107 AC SOCKET P1101 F1101 SURGE RECTIFIER T1101 SUPPRESSOR POWER TRANSFORMER SURGE ABSORBER IP1210 X SW+3.2V IC1120 (SWITCHING IC) IC1320 (REG.ANA+3.3V) ANA+3.3V DRAIN VOUT DI P ON DL2...
  • Page 36 DMR-EZ28P / DMR-EZ28PC MAIN P.C.B. X SW+3.2V X SW+3.2V P7401 P55201 35,37 ANA+3.3V ANA+3.3V P7401 P55201 X SW+5.8V X SW+5.8V P7401 P55201 Q1250 (REG. X SW+4V) (Timer Section) IC7514 (PFAIL OUT) PFAIL IC7501- 29 X SW+4V P7401 P55201 IC1250 X SW+5.2V...

  • Page 37: Analog Video Block Diagram

    DMR-EZ28P / DMR-EZ28PC 11.2. Analog Video Block Diagram IC3001 (VIDEO PROCESSOR) P55201 P7401 I2C5CK IIC CLOCK FROM/TO DIGITAL :REC SIGNAL :PB SIGNAL BLOCK SECTION P55201 P7401 I2C5DT IIC DATA JK3002 FRONT A/V IN JACK FRONT V IN S2 DET.IN VIDEO IN...

  • Page 38: Analog Audio Block Diagram

    DMR-EZ28P / DMR-EZ28PC 11.3. Analog Audio Block Diagram :REC SIGNAL :PB SIGNAL IC7301 IC3001 (AUDIO MULTIPLEX DECODER) (AUDIO PROCESSOR) SCL 10 I2C5CK P7401 P55201 TU7801 DIGITAL/ANALOG TUNER TUN R IN G SIF A G TU R A SIF OUT PCFIL...

  • Page 39: Analog Timer Block Diagram

    DMR-EZ28P / DMR-EZ28PC 11.4. Analog Timer Block Diagram IC7501 (TIMER) IC7591 (FAN MOTOR DRIVE) Q7591 FAN MOTOR FAN OUT P7509 FAN PWM 1 MOTOR DRIVE P7509 FAN LOCK DP7501 T7501 FAN LOCK 1 KEY1 G1-G4 TIMER S1-S18 DISPLAY DISPLAY Q7502...
  • Page 40 DMR-EZ28P / DMR-EZ28PC...

  • Page 41: Schematic Diagram

    DMR-EZ28P / DMR-EZ28PC 12 Schematic Diagram 12.1. Interconnection Schematic Diagram P7401 P55201 P55001 P66801 DI PON H DI PON H SCLK SCLK DI PON DL H DI PON DL H PP7201 P7502 XINTM XINTM HDMI MONI HDMI MONI AD5V AD5V...

  • Page 42: Power Supply Section (Main P.c.b. (1/4)) Schematic Diagram (A)

    DMR-EZ28P / DMR-EZ28PC 12.2. Power Supply Section (Main P.C.B. (1/4)) Schematic Diagram (A) D1210 L1210 DI_PON_DL2_H B0JAQE000004 G0A220GA0026 X_SW_3R2V X_SW_5R2V IC1320 C0CBCBD00048 [M1683DFBE] NOIZE VIN GND IC1330 C0CBCDC00054 [S-815A52AMC] ZA1101 ZA1102 K1101 EYF52BCY EYF52BCY VWJ0795=10 ANA3R3V K3GE1ZA00010 K3GE1ZA00010 D1101 B0EDKT000009...
  • Page 43 LIMITTER SHUTDOWN IC1120 Detail Block Diagram REFERENCE IC1250 Detail Block Diagram VOUT IC1260 Detail Block Diagram IC1320 Detail Block Diagram IC1330 Detail Block Diagram IC1340 Detail Block Diagram IC1350 Detail Block Diagram IC1360 Detail Block Diagram DMR-EZ28P/PC IC-Detail Block Diagram...

  • Page 44: Av Io (1/4) Section (Main P.c.b. (2/4)) Schematic Diagram (A)

    DMR-EZ28P / DMR-EZ28PC 12.3. AV IO (1/4) Section (Main P.C.B. (2/4)) Schematic Diagram (A) P:Power Supply Section:(Page: A:AV IO Section:(Page: TU:Tuner Section:(Page: T:Timer Section:(Page: 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.

  • Page 45: Av Io (2/4) Section (Main P.c.b. (2/4)) Schematic Diagram (A)

    DMR-EZ28P / DMR-EZ28PC 12.4. AV IO (2/4) Section (Main P.C.B. (2/4)) Schematic Diagram (A) P:Power Supply Section:(Page: A:AV IO Section:(Page: TU:Tuner Section:(Page: T:Timer Section:(Page: JK3003 K2HA304B0007 NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. K2HA304B0003 THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.

  • Page 46: Av Io (3/4) Section (Main P.c.b. (2/4)) Schematic Diagram (A)

    DMR-EZ28P / DMR-EZ28PC 12.5. AV IO (3/4) Section (Main P.C.B. (2/4)) Schematic Diagram (A) P:Power Supply Section:(Page: A:AV IO Section:(Page: TU:Tuner Section:(Page: AV IO SECTION T:Timer Section:(Page: (1/4) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.

  • Page 47: Av Io (4/4) Section (Main P.c.b. (2/4)) Schematic

    DMR-EZ28P / DMR-EZ28PC 12.6. AV IO (4/4) Section (Main P.C.B. (2/4)) Schematic Diagram (A) AV IO SECTION (2/4) AV IO SECTION (3/4) LB4901 J0JHC0000032 C4902 C4901 6.3V47 R4021 R4025 C4016 25V47 R4023 R4019 C4018 Q4001 1000P[JC][22] 2SD0601A0L R4024 Q4002 R4020...
  • Page 48 L CH TUN L IN L1 L IN L ch L2 L IN A OUT R2 A OUT R2 A OUT L2 A OUT L2 IC3001 Detail Block Diagram IC4001 Detail Block Diagram IC4901 Detail Block Diagram DMR-EZ28P/PC IC-Detail Block Diagram...

  • Page 49: Tuner Section (Main P.c.b. (3/4)) Schematic Diagram (Tu)

    DMR-EZ28P / DMR-EZ28PC 12.7. Tuner Section (Main P.C.B. (3/4)) Schematic Diagram (TU) P:Power Supply Section:(Page: A:AV IO Section:(Page: TU:Tuner Section:(Page: TU7801 ENGF6704KF T:Timer Section:(Page: IC7801 C0CBCDC00052 LB7803 J0JHC0000032 BOOSTER_5V AUDIO_IN RFC_SW RFC_5V FL7301 RFC_ON/OFF J0B4504AA026 G_SIF_C VIDEO_IN R7308 TU_MONITOR C7830 C7839 6.3V47...

  • Page 50: Timer Section (Main P.c.b. (4/4)) Schematic Diagram (T)

    DMR-EZ28P / DMR-EZ28PC 12.8. Timer Section (Main P.C.B. (4/4)) Schematic Diagram (T) R7594 R7596 R7595 TL7507 FAN_GND C7592 TO FAN MOTOR P7599 K1KA03AA0180 K1KA03AA0301 CL7592 FAN_LOCK Q7591 FAN_GND B1ABMF000020 FANOUT CL7591 C7594 16V22 X_SW_12V KEY2 KEY3 0.01 C7509 KEY1 0.01 C7508 0.01...
  • Page 51 JC P ON H Clock Control Generator Circuit DR P ON H KEY IN1 XT MUTE 100 KEY IN2 L1 SWIDE 19 KEY IN3 RST KEY IC7501 Detail Block Diagram IC7514 Detail Block Diagram IC7591 Detail Block Diagram DMR-EZ28P/PC IC-Detail Block Diagram...

  • Page 52: Dv Jack Schematic Diagram

    DMR-EZ28P / DMR-EZ28PC 12.9. DV Jack Schematic Diagram TO P55101 DIGITAL P.C.B. (AVENC/RTSC/AVDEC/MAIN CPU-1 Section (1/4)) P37001 DV Jack K1MN07AA0003 P37002 RET1 K1FY104B0006 TPB- TPB- TPB+ TPB+ TPA- TPA- TPA+ TPA+ RET2 DMR-EZ28P/PC K9ZZ00001279 NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.

  • Page 53: Sd/Usb Schematic Diagram

    DMR-EZ28P / DMR-EZ28PC 12.10. SD/USB Schematic Diagram P66804 K1FY104B0011 VBUS G_DM TO P55001 DIGITAL P.C.B. G_DP (AVENC/RTSC/AVDEC/MAIN CPU-1 Section (1/4)) P66801 RET1 LB66802 K1KA06AA0231 S_D+ J0JGC0000020 P_D5_B802 S_D- LB66801 CKH4 J0JGC0000020 CKH5 P_D5 P_D5_B801 CKH6 RET2 C66823 P_D5_D801 R66802 V_IN...
  • Page 54 SD DATA2 105 Driver Reference Shutdown Limitter SD DATA3 104 IC66803 REG. VBUS IC-DETAIL BLOCK DIAGRAM Vout GATE CURRENT CONTROL LIMIT FLAG DELAY UVLO THERMAL SHUTDOWN IC66801 Detail Block Diagram IC66802 Detail Block Diagram IC66803 Detail Block Diagram DMR-EZ28P/PC IC-Detail Block Diagram...

  • Page 55: Sw Schematic Diagram

    DMR-EZ28P / DMR-EZ28PC 12.11. SW Schematic Diagram 12.13. Front (R) Schematic Diagram IC7701 PNA4618M13VT OPEN/CLOSE RET1 RET2 S7201 TO JW7501 EVQ11G07K MAIN P.C.B. TO PP7701 POWER (TIMER SECTION) FRONT (L) P.C.B. R7703 JW7001 P7001 K1KB06B00033 TO P7502 MAIN P.C.B. KEY_POWER...
  • Page 56 DMR-EZ28P / DMR-EZ28PC...

  • Page 57: Printed Circuit Board

    DMR-EZ28P / DMR-EZ28PC 13 Printed Circuit Board 13.1. Main P.C.B. 13.1.1. Main P.C.B. (1/4 Section) Location Map (FRONT) (REAR) DMR-EZ28P/PC Main P.C.B. (VEP79179A: EZ28P, VEP79179B: EZ28PC) (1/4 Section)
  • Page 58 DMR-EZ28P / DMR-EZ28PC 13.1.2. Main P.C.B. (2/4 Section) COLD Location Map (FRONT) (REAR) DMR-EZ28P/PC Main P.C.B. (VEP79179A: EZ28P, VEP79179B: EZ28PC) (2/4 Section)
  • Page 59 DMR-EZ28P / DMR-EZ28PC 13.1.3. Main P.C.B. (3/4 Section) Main P.C.B. Location Map (FRONT) (REAR) DMR-EZ28P/PC Main P.C.B. (VEP79179A: EZ28P, VEP79179B: EZ28PC) (3/4 Section)
  • Page 60 DMR-EZ28P / DMR-EZ28PC 13.1.4. Main P.C.B. (4/4 Section) Location Map (FRONT) COLD (REAR) DMR-EZ28P/PC Main P.C.B. (VEP79179A: EZ28P, VEP79179B: EZ28PC) (4/4 Section)
  • Page 61 DMR-EZ28P / DMR-EZ28PC 13.1.5. Main P.C.B. Address Information Main P.C.B. Integrated Circuit CL7449 D7507 C1201 C3030 C7521 R1342 R7402 R7803 IC1120 CL7461 D7508 C1203 C3031 C7523 R1360 R7501 R7804 IC1200 CL7462 D7510 C1210 C3032 C7524 R1361 R7502 R7805 Switch IC1250...

  • Page 62: Front (L) P.c.b

    DMR-EZ28P / DMR-EZ28PC 13.2. Front (L) P.C.B. 13.3. Front (R) P.C.B. FRONT (L) P.C.B. FRONT (R) P.C.B. DMR-EZ28P/PC DMR-EZ28P/PC FRONT (L) P.C.B. FRONT (R) P.C.B. (VEP73154A) (VEP73156A)

  • Page 63: Dv Jack P.c.b

    DMR-EZ28P / DMR-EZ28PC 13.4. DV Jack P.C.B. 13.5. SW P.C.B. DV JACK P.C.B. SW P.C.B. DMR-EZ28P/PC DMR-EZ28P/PC DV JACK P.C.B. SW P.C.B. (VEP73155A) (VEP70216A)

  • Page 64: Sd/Usb P.c.b

    DMR-EZ28P / DMR-EZ28PC 13.6. SD/USB P.C.B. SD/USB P.C.B. (Foil Side) (Component Side) DMR-EZ28P/PC SD/USB P.C.B. (VEP73163A)

  • Page 65: Appendix For Schematic Diagram

    DMR-EZ28P / DMR-EZ28PC 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.
  • Page 66 DMR-EZ28P / DMR-EZ28PC IC7501 Re f No. MODE P LAY S TOP Re f No. IC7501 MODE P LAY S TOP IC7501 Re f No. MODE -8.2 -8.2 -8.1 P LAY -8.2 -8.2 -8.1 S TOP -8.2 -8.2 -8.1 IC7501 Re f No.

  • Page 67: Waveform Chart

    DMR-EZ28P / DMR-EZ28PC 14.2. Waveform Chart T1101-3 STOP T1101-4 STOP T1101-6 STOP T1101-7 STOP 30Vp-p (5 sec.div) 20Vp-p (5m sec.div) 10Vp-p (5 sec.div) 360Vp-p (5 sec.div) T1101-8 STOP T1101-11,12 STOP IC1120-1 STOP IC1120-2 STOP 30Vp-p (5 sec.div) 15Vp-p (5 sec.div) 8.4Vp-p (5 sec.div)

  • Page 68: Abbreviations

    DMR-EZ28P / DMR-EZ28PC 14.3. Abbreviations INITIAL/LOGO ABBREVIATIONS IECOUT IEC958 FORMAT DATA OUTPUT IPFRAG INTERPOLATION FLAG INITIAL/LOGO ABBREVIATIONS IREF I (CURRENT) REFERENCE A0~UP ADDRESS ISEL INTERFACE MODE SELECT ACLK AUDIO CLOCK LDON LASER DIODE CONTROL AD0~UP ADDRESS BUS LASER POWER CONTROL...
  • Page 69 DMR-EZ28P / DMR-EZ28PC 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 CROSS SIGNAL TRON TRACKING ON...

  • Page 70: Parts And Exploded Views

    DMR-EZ28P / DMR-EZ28PC 15 Parts and Exploded Views 15.1. Exploded Views 15.1.1. Casing Parts & Mechanism Section...
  • Page 71 DMR-EZ28P / DMR-EZ28PC 15.1.2. Packing & Accessories Section...

  • Page 72: Replacement Parts List

    DMR-EZ28P / DMR-EZ28PC 15.2. Replacement Parts List Notes: Ref. Part No. Part Name & Remarks Description *Important safety notice: C1353 ECJ1VB1H103K 50V 0.01U Components identified mark have special C1361 F2A1A1010072 10V 100U C1362 ECJ1VB1C333K 16V 0.033U characteristics important for safety.
  • Page 73 DMR-EZ28P / DMR-EZ28PC Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description C7314 F2A1H2R2B032 50V 2.2U DZ1101 J0LV00000001 SERGE ABSORBER (PC) C7316 ECJ1VB0J105K 6.3V 1U DZ1101 J0LY00000045 SERGE ABSORBER C7317 ECJ1VB0J105K 6.3V 1U...
  • Page 74 DMR-EZ28P / DMR-EZ28PC Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description P1240 K1KA04AA0180 CONNECTOR(4P) R4001 ERJ3GEYJ133V 1/10W 13K P7401 K1KY64A00001 CONNECTOR(64P) R4002 ERJ3GEYJ133V 1/10W 13K P7502 K1KB06B00033 CONNECTOR(6P) R4003 ERJ3GEYJ123V 1/10W 12K...
  • Page 75 DMR-EZ28P / DMR-EZ28PC Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R7551 ERJ3GEYJ470V 1/10W 47 W534 ERJ3GEY0R00V 1/10W 0 R7552 ERJ3GEYJ473V 1/10W 47K W535 ERJ3GEY0R00V 1/10W 0 R7553 ERJ3GEYJ473V 1/10W 47K W536...
  • Page 76 DMR-EZ28P / DMR-EZ28PC Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description RMA2049 REAR ANGLE P66801 K1KA06AA0231 CONNECTOR(6P) RMA2093 FRONT ANGLE P66804 K1FY104B0011 USB CONNECTOR RMC0728 EARTH SPRING P66805 K1NA09E00099 SD CARD CONNECTOR...

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