Panasonic MW-20EB Service Manual
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Panasonic MW-20EB Service Manual

Panasonic MW-20EB Service Manual

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TABLE OF CONTENTS

1 Safety Precautions----------------------------------------------- 3
1.1. General Guidelines---------------------------------------- 3
1.2. Before Repair and Adjustment ------------------------- 4
1.3. Protection Circuitry ---------------------------------------- 4
1.4. Safety Part Information----------------------------------- 4
2 Warning -------------------------------------------------------------- 5
2.3. Caution for use of Battery ------------------------------- 6
3 Service Navigation ----------------------------------------------- 7
3.1. Service Information --------------------------------------- 7
3.2. Troubleshooting Guide ----------------------------------- 8
4 Specifications ----------------------------------------------------12
6 Operating Instructions-----------------------------------------15
6.1. Media Information ----------------------------------------15
Model No.
Product Color: (K)...Black Type
PAGE
6.3. Preparation for power source ------------------------- 17
6.5. Connection to PC ---------------------------------------- 19
7.1. Service mode --------------------------------------------- 20
7.2. Doctor mode----------------------------------------------- 24
8.1. Disassembly flow chart --------------------------------- 30
8.2. Types of Screws------------------------------------------ 31
8.3. Main Parts Location Diagram ------------------------- 31
8.5. Replacement of Speaker (1) -------------------------- 33
8.6. Replacement of Speaker (2) -------------------------- 35
8.7. Disassembly of Main P.C.B. --------------------------- 37
8.8. Replacement of Top Case Unit ----------------------- 40
8.9. Replacement of Rear Panel Unit--------------------- 43
8.10. Disassembly of IR P.C.B. ------------------------------ 45
8.11. Disassembly of Panel P.C.B.-------------------------- 46
© Panasonic Corporation 2010. All rights reserved.
Unauthorized copying and distribution is a violation of
law.
Digital Photo Frame
MW-20EB
MW-20EG
PSG1010008CE
PAGE

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  • Page 1: Table Of Contents

    8.9. Replacement of Rear Panel Unit--------------------- 43 8.10. Disassembly of IR P.C.B. ------------------------------ 45 6 Operating Instructions-----------------------------------------15 6.1. Media Information ----------------------------------------15 8.11. Disassembly of Panel P.C.B.-------------------------- 46 © Panasonic Corporation 2010. All rights reserved. Unauthorized copying and distribution is a violation of law.
  • Page 2 8.12. Disassembly of Led P.C.B.----------------------------- 47 9 Service Position ------------------------------------------------- 49 9.1. Checking & Repairing of Main P.C.B. (Side A) --- 49 9.2. Checking & Repairing of Main P.C.B. (Side B) --- 51 10 Voltage Measurement & Waveform Chart--------------- 52 10.1.

  • Page 3: Safety Precautions

    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. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 4: Before Repair And Adjustment

    1.2. Before Repair and Adjustment Caution : DO NOT SHORT-CIRCUIT DIRECTLY (with a screwdriver blade, for instance), as this may destroy solid state devices. After repairs are completed, restore power gradually using a variac, to avoid overcurrent. • Current consumption at AC 100V - 240V, at 50/60Hz in NO SIGNAL mode at volume min should be ~150 mA. 1.3.

  • Page 5: Warning

    2 Warning 2.1. Prevention of Electro Static Discharge (ESD) to Electrostatically Sensi- tive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Elec- trostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor “chip”...

  • Page 6: Service Caution Based On Legal Restrictions

    2.2. Service caution based on Legal restrictions 2.2.1. 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. The normal solder is the alloy of tin (Sn) and lead (Pb).

  • Page 7: Service Navigation

    3 Service Navigation 3.1. Service Information This service manual contains technical information which will allow service personnel’s to understand and service this model. Please place orders using the parts list and not the drawing reference numbers. If the circuit is changed or modified, this information will be followed by supplement service manual to be filed with original service manual.

  • Page 8: Troubleshooting Guide

    3.2. Troubleshooting Guide 3.2.1. No Power Supply No Power +6V at JK100 between AC adaptor / DC Jack Faulty Pin 2-3 Check continuity at IP101 abnormal IP101 Is there +3.3V at IC108 abnormal pin 4 at IC108 ? Oscillating signal IC104/X100 abnormal at IC104 ? IC104/PANEL P.C.B/IR P.C.B/FFC...
  • Page 9 3.2.2. LCD No display No display on LCD Module +10V at Pin 1 & 2 IC1505 circuit of CN1002 ? +10V at Pin 1 & 2 PANEL P.C.B / IR P.C.B / FFC at CN920 ? LCD Module connection No display on LCD Module VCOM(-1.55V) Q1502/Q1500/D1502 4/IC1503 abnormal...
  • Page 10 3.2.3. No Sound output No Sound Output C166 Voltage Terminal Check Voltage at 5V 5.5V Power Supply Check 111 & D-AMP IC, IC110 Oscillating Signal Check D-AMP IC, IC110 D-AMP IC, IC110 Is there oscillating to GND CTL Voltage Check signal oscillation check IC1000 Mute &...
  • Page 11 3.2.4. iPod Device Not detected iPod Device not detected iPod 5V OK IC105 iPod +5V Pin 9 & 11 at CN100 voltage supply abnormal iPod DET did not go to 'L' iPod + D- Abnormal iPod Device Abnormal Pin 1 & 3 at CN100 Note : iPod cradle connection and connection at CN100 Audio Line (Lch/Rch/AGND &...

  • Page 12: Specifications

    4 Specifications For horizontal arrangement, maximum open angle (75º) of LCD panel. Photo LCD screen LCD SIZE: 9 inch TFT Number of plxels: 800 × 480 Screen size (W x H): 199.2 mm × 110.2 mm Aspect ration: 16 : 9 Maximum number of plxels: 5120 ×...

  • Page 13: Location Of Controls And Components

    5 Location of Controls and Components 5.1. Main Unit Key Button Operations...

  • Page 14: Remote Control Key Button Operations

    5.2. Remote Control Key Button Operations...

  • Page 15: Operating Instructions

    6 Operating Instructions 6.1. Media Information Compatibility iPod/iPhone • For compatibility of iPod/iPhone please refer to Operating Instructions...

  • Page 16: About The Internal Memory, Cds And Sds

    6.2. About the internal memory, CDs and SDs...

  • Page 17: Preparation For Power Source

    6.3. Preparation for power source...

  • Page 18: Connecting/Recharging An Ipod/Iphone

    6.4. Connecting/Recharging an iPod/iPhone...

  • Page 19: Connection To Pc

    6.5. Connection to PC...

  • Page 20: Self Diagnostic And Doctor Mode Setting

    7 Self Diagnostic and Doctor Mode Setting This unit is equipped with features of self diagnostic & doctor mode setting for checking the functions & reliability. 7.1. Service mode To enter Service Mode, follow below steps Step 1 : Turn on the unit, press [DISPLAY MODE] button on main unit follow by [MENU] and [RETURN] on remote control. FL will show below screen.
  • Page 21 7.1.1. Service Mode Table 1 Item FL display Key operation (remote control) Mode name Description ERROR CODE LOG In Service mode, press [SELECT To check the error codes history of PHOTOS] on remote control. Self diagnosis. To clear the Error Code Log, press and Up to 10 error codes are stored in hold [RETURN] for 5 seconds and the the memory chronologically.
  • Page 22 7.1.2. Service Mode Table 2 Item FL display Key operation (remote control) Mode name Description SD WRITE Step 1 : In Service mode, press To copy the following files into ] on remote control. the SD card. Step 2 : Insert the SD card into the * Binary file of user settings File name MINISET.DAT unit, and then press [OK].
  • Page 23 7.1.3. Service Mode Table 3 Item FL display Key operation (remote control) Mode name Description MEMORY FORMAT To format all the writable areas of Step 1 : In Service mode, press the built-in memory [DISPLAY MODE] on remote control. Caution : Do not shutdown power during formatting as it may cause Step 2 : Press [OK] to proceed for damage to the built in memory.

  • Page 24: Doctor Mode

    7.2. Doctor mode Caution : MW-20 remote control must be use to enter Doctor Mode. To enter Doctor Mode, follow below steps Step 1 : Turn on the unit, press [DISPLAY MODE] button on main unit follow by [SELECT PHOTOS] and [DISPLAY MODE] on remote control.
  • Page 25 7.2.1. Doctor Mode Table 1 Caution : Use MW-10 remote control for respective tests after entering into Doctor Mode. Refer to MW-10 Service Manual for remote control information. Item FL display Key operation (Remote control) Mode name Description LCD&LED Test In Doctor mode, press [1] on remote To check all the lights of LCD The lights of LCD and LED will changes...
  • Page 26 7.2.2. Doctor Mode Table 2 Caution : Use MW-10 remote control for respective tests after entering into Doctor Mode. Refer to MW-10 Service Manual for remote control information. Item FL display Key operation (Remote control) Mode name Description Sound Setting To check for the Sound Setting Step 1 : In Doctor mode, press [PLAY MODE] on remote control in...
  • Page 27 7.2.3. Doctor Mode Table 3 Caution : Use MW-10 remote control for respective tests after entering into Doctor Mode. Refer to MW-10 Service Manual for remote control information. Item FL display Key operation (Remote control) Mode name Description iPod Playback check To check for the iPod Playback Step 1 : In Doctor mode, press [12] on remote control in order.
  • Page 28 7.2.4. Doctor Mode Table 4 Caution : Use MW-10 remote control for respective tests after entering into Doctor Mode. Refer to MW-10 Service Manual for remote control information. Item FL display Key operation (Remote control) Mode name Description Buit in memory entire To check for Built in memory Step 1 : In Doctor mode, press [14] format...

  • Page 29: Disassembly And Assembly Instructions

    8 Disassembly and Assembly Instructions Caution Note: • This section describes the disassembly and/or assembly procedures for all major printed circuit boards & main compo- nents for the unit. (You may refer to the section of “Main components and P.C.B Locations” as described in the service manual) •...

  • Page 30: Disassembly Flow Chart

    8.1. Disassembly flow chart The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the ser- vicing. To assemble the unit, reverse the steps shown in the chart below.

  • Page 31: Types Of Screws

    8.2. Types of Screws 8.3. Main Parts Location Diagram...

  • Page 32: Disassembly Of Bottom Case Unit

    8.4. Disassembly of Bottom Case Step 3 : Remove 10 screws. Unit Step 1 : Remove 6 screws. Step 2 : Remove Speaker Ornaments. Step 4 : Lift up Bottom Case Unit as picture shown. Step 5 : Detach 2P cable at connector (CN102) on Main P.C.B.. Step 6 : Detach 2P cable at connector (CN101) on Main P.C.B..

  • Page 33: Replacement Of Speaker (1)

    Caution : During assembling of the Speaker, ensure that 8.5. Replacement of Speaker (1) the speaker wire are properly inserted into the slots. • Refer to “Disassembly of Bottom Case Unit” 8.5.1. Disassembly of Speaker (1) Step 1 : Use a minus screwdriver gently lift up Speaker (1) as arrow shown.
  • Page 34 Step 2 : Peel of one side of the Speaker Tape Cover as picture Step 4 : Peel of the other side of the Speaker Tape Cover as show below. picture shown below. Step 3 : Paste the Speaker tape as picture show below. Caution : Ensure the Speaker Tape is pasted properly, see diagram for correct pasting.

  • Page 35: Replacement Of Speaker (2)

    Step 5 : Paste the Speaker (1). 8.6. Replacement of Speaker (2) Caution 1 : Ensure that the Speaker (1) is properly place • Refer to “Disassembly of Bottom Case Unit” onto the Bottom Case Unit as picture shown. Caution 2 : Ensure the Felt end is in line with the Rib on the 8.6.1.
  • Page 36 Step 2 : Peel of one side of the Speaker Tape Cover as picture Step 4 : Peel of the other side of the Speaker Tape Cover as show below. picture shown below. Step 3 : Paste the Speaker tape as picture show below. Caution : Ensure the Speaker Tape is pasted properly, see diagram for correct pasting.

  • Page 37: Disassembly Of Main P.c.b

    Step 5 : Paste the Speaker (2). 8.7. Disassembly of Main P.C.B. Caution 1 : Ensure that the Speaker (2) is properly place • Refer to “Disassembly of Bottom Case Unit” onto the Bottom Case Unit as picture shown. Caution : This P.C.B. is installed with a battery. Replace Caution 2 : Ensure the Felt end is in line with the Rib on the with correct part.
  • Page 38 Step 3 : Remove 2 screws. Caution : During assembling, ensure the Bottom Shield is properly seated onto the locators. Step 4 : Remove 4 screws. • Disassembly of Main P.C.B. Step 6 : Slightly lift up Main P.C.B. as arrow shown. Step 5 : Remove Bottom Shield.
  • Page 39 Step 7 : Release the connector lock levers as arrow shown. Step 10 : Release the connector lock lever as arrow shown. Caution : Do not exert strong excessive force to release Caution : Do not exert strong excessive force to release the Connector Lock Lever or they may be damaged.

  • Page 40: Replacement Of Top Case Unit

    Caution : During assembling, ensure the Main P.C.B. is 8.8. Replacement of Top Case Unit properly seated onto the locators. • Refer to “Disassembly of Bottom Case Unit” • Refer to “Disassembly of Main P.C.B.” 8.8.1. Disassembly of Top Case Unit Step 1 : Use Minus Screwdriver gently lift up the Shaft and push forward as arrow shown.
  • Page 41 Step 2 : Remove Shaft. Step 4 : Lift up the Top Case Unit. Caution : Keep Shaft in the safe place and place them back during assembling. 8.8.2. Assembly of Top Case Unit Step 1 : Insert the 2P cable into the slot. Step 2 : Insert the 18P FFC into the slot.
  • Page 42 Step 3 : Insert FPC into the slot. Step 5 : Fix back the Shaft as arrow shown. Step 6 : Push the shaft as arrow shown. A “CLICK” sound can Step 4 : Insert the cable into the slot as arrow shown. be heard when the Shaft is fully catched.

  • Page 43: Replacement Of Rear Panel Unit

    8.9. Replacement of Rear Panel Step 3 : Remove Rear Panel Unit. Caution : During Disassembling of the Rear Panel Unit Unit handle the FPC, FFC and cable with care to prevent dam- age. • Refer to “Disassembly of Bottom Case Unit” •...
  • Page 44 Step 3 : Insert FPC into the slot. Step 5 : Fix back 12 screws. Step 4 : Fix Rear Panel Unit as arrow shown A “CLICK” sound can be heard when the Rear Panel Unit is fully catched.

  • Page 45: Disassembly Of Ir P.c.b

    8.10. Disassembly of IR P.C.B. Caution 1 : During assembling of the IR P.C.B., ensure that the wire is dressed as shown in the diagram below. • Refer to “Disassembly of Bottom Case Unit” Caution 2 : During assembling, ensure the IR P.C.B. is •...

  • Page 46: Disassembly Of Panel P.c.b

    8.11. Disassembly of Panel P.C.B. Step 5 : Detach 18P FFC at the connector (CN911) on Panel P.C.B.. • Refer to “Disassembly of Bottom Case Unit” Step 6 : Remove Panel P.C.B.. • Refer to “Disassembly of Main P.C.B.” • Refer to “Replacement of Top Case Unit” •...

  • Page 47: Disassembly Of Led P.c.b

    Caution : During assembling of the Panel P.C.B., ensure 8.12. Disassembly of Led P.C.B. that the wire is dressed as shown in the diagram below. • Refer to “Disassembly of Bottom Case Unit” • Refer to “Disassembly of Main P.C.B.” •...
  • Page 48 Caution 1 : During assembling, ensure the Led P.C.B. is properly seated onto the locators. Caution 2 : Ensure the cable are properly insert into the slots.

  • Page 49: Service Position

    9 Service Position Note: For description of the disassembly procedures, see the Section 8 9.1. Checking & Repairing of Main Caution 1: During assembling of the Bottom Shield, ensure the 2P Cable are properly inserted into the Slot. P.C.B. (Side A) Caution 2: During assembling of the Bottom Shield, paste the Conductive Tape back on the Bottom Shield, replace it if torn.
  • Page 50 Step 6 : Remove 4 screws. Caution : During assembling, ensure the Bottom Shield is properly seated onto the locators. Step 7 : Remove Bottom Shield. Step 8 : Place the LCD Door Assembly on the Support Block. Step 9 : Connect 2P Cable at the connector (CN1003) on Main P.C.B..

  • Page 51: Checking & Repairing Of Main P.c.b. (Side B)

    Step 10 : Place the mirror at the position as shown in diagram 9.2. Checking & Repairing of Main below so that the display can be seen on the mirror.. P.C.B. (Side B) Step 11 : Check & repair Main P.C.B. (Side A) according to the diagram shown.

  • Page 52: Voltage Measurement & Waveform Chart

    CD PLAY REF NO. IC112 MODE CD PLAY IC1001 REF NO. MODE CD PLAY REF NO. IC1002 MODE CD PLAY IC1003 REF NO. MODE CD PLAY 3.10 REF NO. IC1003 MODE CD PLAY 1.30 1.10 1.26 3.10 MW-20EB/EG MAIN P.C.B.

  • Page 53: Main P.c.b. (2/2)

    Q105 Q107 Q1000 REF NO. MODE CD PLAY REF NO. Q1500 Q1501 Q1502 QR102 QR105 MODE CD PLAY -13.5 -12.9 -16.4 -6.1 -5.5 -2.1 -1.6 REF NO. QR106 QR107 QR1002 QR1700 MODE CD PLAY MW-20EB/EG MAIN P.C.B. 10.3. Panel P.C.B.

  • Page 54: Waveform Chart

    10.4. Waveform Chart 0.8Vp-p(10nsec/div) 1.8Vp-p(5msec/div) 3.8Vp-p(20nsec/div) 3.6Vp-p(20nsec/div) 0.8Vp-p(20nsec/div) 5.4Vp-p(20nsec/div) 3.8Vp-p(50nsec/div) 150mVp-p(20usec/div) 2.3Vp-p(200usec/div) 1.2Vp-p(200usec/div) 1.2Vp-p(200usec/div) 2.3Vp-p(200usec/div) 4.8Vp-p(500nsec/div) 12Vp-p(1usec/div) 2.3Vp-p(200usec/div) 2.3Vp-p(200usec/div) 0.03Vp-p(50nsec/div) 100mVp-p(20usec/div) 4Vp-p(20nsec/div) 1.1Vp-p(20nsec/div)
  • Page 55 5.8Vp-p(5usec/div) 5.8Vp-p(5usec/div) 5.8Vp-p(5usec/div) 5.8Vp-p(5usec/div) 0.5Vp-p(20usec/div) 0.9Vp-p(20usec/div) 0.9Vp-p(20usec/div) 6Vp-p(20nsec/div)

  • Page 56: Illustration Of Ic's, Transistors And Diodes

    11 Illustration of IC’s, Transistors and Diodes C0CBCBC00227 C0ABAA000114 C1AB00002942 C0ABBB000220 (8P) C0DBAYY00621 C0CBCDC00074 C0JBAU000024 B3JB00000090 (6P) C1ZBZ0004142 C0DBAYY00462 (8P) C0DBAYY00402 No.1 C0DBEYY00123 (8P) C0CBCDC00057 C0FBAK000026 (16P) C0CBCAC00365 C0JBAR000573 (14P) C0FBBY000027 (16P) C0CBCAC00358 C0ZBZ0001784 (20P) C0DBAYY00623 (8P) C0EBE0000482 A1 Corner C0JBAR000521 (16P) C0JBAR000434(8P) C3ABRY000057 (66P)

  • Page 57: Overall Simplified Block

    12 Overall Simplified Block Logo Illumi Switches (10Key ) nation Sensor R/G/B iPod 3.3V BLcnt DCDC ● detect 1.8V 3.3V 3.3V Chip SW port Logo LED iPod PW SW Memory MUX/ Adaptor SD Card Bus ON detect IR code DMUX IREQ IR hedder receive...

  • Page 58: Block Diagram

    SIF DO VCOM CN1302 CN1301 LCD PW ON GIO32 CN1301 VDPA 3.3V LCD VOLTAGE CONTROL CIRCUIT VDNA CN1301 CN1301 CN1301 CN1301 IC1503 IC1504 C0DBAYY00623 C0CBCDC00057 LCD BIAS VOLTAGE BOOST CONVERTER REGULATOR Q1500,Q1501,Q1502 DISP RST GIO40 MW-20EB/EG SYSTEM CONTROL BLOCK DIAGRAM...

  • Page 59: Audio/Photo Playback Block Diagram

    SD DATA1 DAT0 SD DATA2 SD DATA2 SD DATA3 DAT1 SD DATA3 DAT2 SD SEL DAT3 AA11 GIO35 DAT3 IC1702 C0JBAR000521 MULTIPLEXER/ IC1703 DEMULTIPLEXER C0JBAU000024 BUFFER SDCLK CLK SD AA14 SD CLK SD CMD SD CMD MW-20EB/EG AUDIO/PHOTO PLAYBACK BLOCK DIAGRAM...

  • Page 60: Ic Terminal Chart

    DQ13 DDR D13 DDR D13 DQ13 COUT5 BUS COUT5 ARM D14 ARM D14 DQ14 DDR D14 DDR D14 DQ14 COUT6 BUS COUT6 ARM D15 ARM D15 DQ15 DDR D15 DDR D15 DQ15 COUT7 AA18 BUS COUT7 MW-20EB/EG IC TERMINAL CHART...

  • Page 61: Power Supply Block Diagram

    PW D5V C0DBEYY00123 VOLTAGE D100 REGULATOR PW iPod5V PW iPod5V 5 EN VOUT 1 PW 6V 8 VIN FB 2 IC111 C0CBCDC00074 VOLTAGE REGULATOR PW 6V PW A5V PW A5V 5 IN OUT 4 1 ON/OFF MW-20EB/EG POWER SUPPLY BLOCK DIAGRAM...

  • Page 63: Wiring Connection Diagram

    14 Wiring Connection Diagram DC IN DOCK FOR iPod/iPhone SD CARD SLOT USB PORT 6V, 1.8A CN100 JK100 CN1701 TO SPEAKER (2) TO SPEAKER (1) CN102 CN101 CN1700 MAIN P.C.B. (Side A) ZB100 (Battery) SOLDER SIDE CN1002 1 ... . .18 CN1003 CN1301 CN1302...

  • Page 64: Schematic Diagram Notes

    15 Schematic Diagram Notes (All schematic diagrams may be modified at any time with the development of new technology) Notes: S921: MENU switch. S922: RETURN switch ( S923: DISPLAY MODE switch. S924: VOLUME+ switch. S925: VOLUME- switch. S926: CURSOR switch. S931: POWER switch ( •...

  • Page 65: Schematic Diagram

    C1025 EMU0 VDDSHV3 C1026 100P K15 VDDSHV3 C1027 VDDSHV4 C1028 VDDSHV4 C1029 100P D10 VDDSHV4 C1030 D12 VDDSHV4 D14 VDDSHV4 D16 VDDSHV4 V20 VDDAHV TO MAIN(1) SECTION (3/4) NOTE: “ * ” REF IS FOR INDICATION ONLY MW-20EB/EG MAIN(1) CIRCUIT...

  • Page 66: Main(1) Circuit (2/4)

    M4: MAIN(4): SCHEMATIC DIAGRAM - 8 ~ 11 BUS_COUT7 AA18 COUT7 Y18 COUT6 BUS_COUT6 W18 COUT5 BUS_COUT5 BUS_COUT4 V18 COUT4 AA19 COUT3 BUS_COUT3 Y19 COUT2 BUS_COUT2 IC1000 BUS_COUT1 W19 COUT1 C1AB00002942 TO MAIN(1) BUS_COUT0 Y20 COUT0 SECTION (4/4) DIGITAL MEDIA PROCESSOR MW-20EB/EG MAIN(1) CIRCUIT...

  • Page 67: Main(1) Circuit (3/4)

    M3: MAIN(3): SCHEMATIC DIAGRAM - 7 SW_OUT2 LB1012 J0JCC0000317 SW_IN1 M4: MAIN(4): SCHEMATIC DIAGRAM - 8 ~ 11 SW_IN1 TO MAIN(1) SW_IN2 LB1013 J0JCC0000317 SECTION (4/4) SW_IN2 SW_IN3 LB1014 J0JCC0000317 SW_IN3 SW_IN4 LB1015 J0JCC0000317 SW_IN4 SW_IN5 LB1016 J0JCC0000317 SW_IN5 MW-20EB/EG MAIN(1) CIRCUIT...

  • Page 68: Main(1) Circuit (4/4)

    M3: MAIN(3): SCHEMATIC DIAGRAM - 7 SD_DATA3 S_SD_DATA3 330K SD_DATA2 S_SD_DATA2 M4: MAIN(4): SCHEMATIC DIAGRAM - 8 ~ 11 SD_DATA1 S_SD_DATA1 SD_DATA0 S_SD_DATA0 RX1012 D1H82204A024 A19 M48XO REM_IN MW-20EB/EG MAIN(1) CIRCUIT NOTE: “ * ” REF IS FOR INDICATION ONLY...

  • Page 69: Main(2) Circuit (1/2)

    C1340 VGND VGND VOUT R1903 M1: MAIN(1): SCHEMATIC DIAGRAM - 1 ~ 4 M2: MAIN(2): SCHEMATIC DIAGRAM - 5 ~ 6 AGND M3: MAIN(3): SCHEMATIC DIAGRAM - 7 PW_A5V M4: MAIN(4): SCHEMATIC DIAGRAM - 8 ~ 11 MW-20EB/EG MAIN(2) CIRCUIT...

  • Page 70: Main(2) Circuit (2/2)

    C1575 10P 1.2K LCD BACKLIGHT DRIVER D1505 BUS_YOUT3 BL_PWM C1576 10P B0JCMD000066 D1H422020001 BL_RST C1531 C1534 VCOM VDAC RL1300* LED- VOUT C1532 R1545 FLOWER LAND BL_GND LED+ R1547 NOTE: “ * ” REF IS FOR INDICATION ONLY MW-20EB/EG MAIN(2) CIRCUIT...

  • Page 71: Main(3) Circuit

    58 59 60 63 64 65 66 67 68 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 M4: MAIN(4): SCHEMATIC DIAGRAM - 8 ~ 11 MW-20EB/EG MAIN(3) CIRCUIT C1702 C1710 C1703 100P...

  • Page 72: Main(4) Circuit (1/4)

    RL104* RL105* M2: MAIN(2): SCHEMATIC DIAGRAM - 5 ~ 6 M3: MAIN(3): SCHEMATIC DIAGRAM - 7 M4: MAIN(4): SCHEMATIC DIAGRAM - 8 ~ 11 TO MAIN(4) SECTION (3/4) NOTE: “ * ” REF IS FOR INDICATION ONLY MW-20EB/EG MAIN(4) CIRCUIT...

  • Page 73: Main(4) Circuit (2/4)

    SW_PWR PDET_IN PDET_IN C148 DAMP_STBY DAMP_STBY DAMP_MUTE DAMP_MUTE PW_A5V PW_A5V PW_SYS3R3V PW_SYS3R3V PW_D3R3V PW_D3R3V LB122 PW_D3R3V1 LB121 PW_D3R3V2 PW_D5V PW_D5V PW_D3R3V2 D_GND R189 AGND BL_GND IC112 ON/OFF C0CBCAC00358 VOLTAGE REGULATOR PW_D3R3V_ECO C140 C141 TO MAIN(4) SECTION (4/4) MW-20EB/EG MAIN(4) CIRCUIT...

  • Page 74: Main(4) Circuit (3/4)

    M2: MAIN(2): SCHEMATIC DIAGRAM - 5 ~ 6 iPod_PCONT M3: MAIN(3): SCHEMATIC DIAGRAM - 7 C125 M4: MAIN(4): SCHEMATIC DIAGRAM - 8 ~ 11 QR102 B1GBCFGG0024 DC DETECT NOTE: “ * ” REF IS FOR INDICATION ONLY MW-20EB/EG MAIN(4) CIRCUIT...

  • Page 75: Main(4) Circuit (4/4)

    LB117 J0JYC0000025 iPod/iPhone PW_6V R_OUT LB103 J0JYC0000025 iPod_DET iPod_DET PW_A5V C101 iPod5V LB120 J0JCC0000242 VIDEO VIDEO_C PW_iPod5V LB102 C135 C136 iPod5V LB101 J0JCC0000242 VIDEO_GND VGND LB100 RL100* NOTE: “ * ” REF IS FOR INDICATION ONLY MW-20EB/EG MAIN(4) CIRCUIT...

  • Page 76: Panel / Ir / Led Circuit

    : +B SIGNAL LINE S921 S922 S923 S924 S925 MENU RETURN DISPLAY MODE VOLUME+ VOLUME- CN930 MAIN(1) CIRCUIT (CN1003) LOGO ON IN SCHEMATIC D940 B3AFB0000200 DIAGRAM - 4 S926 CURSOR RIGHT DOWN LEFT MW-20EB/EG PANEL / IR / LED CIRCUIT...

  • Page 77: Printed Circuit Board

    R1071 R1331 R1333 R1335 R1339 R1341 R1343 R1337 RX1502 R210 LB1025 C1343 R208 CN1301 CN1302 (TO LCD MODULE) (TO LCD MODULE) R209 RL103* CN1003 3464AA 3464AA (SIDE A) MW-20EB/EG NOTE: " * " REF IS FOR INDICATION ONLY MAIN P.C.B.

  • Page 78: Main P.c.b. (Side B)

    R1523 C137 C138 RL108* IC1505 R1390 C1534 C1526 C1528 C1524 RL106* IC102 L1502 5 4 3 IC1504 C1519 R1527 C1520 R138 Q1502 3464AA 3464AA IC1503 X100 (SIDE B) MW-20EB/EG NOTE: " * " REF IS FOR INDICATION ONLY MAIN P.C.B.

  • Page 79: Panel / Ir / Led P.c.b

    3464AD (SIDE A) (SIDE B) S922 (RETURN) S921 (MENU) PbF 3464AB 3464AB (SIDE A) S931 C913 (POWER) R913 3 2 1 S926 IC911 R915 (CURSOR) CN911 C914 CN913 PbF 3464AB 3464AB (SIDE B) MW-20EB/EG PANEL / IR / LED P.C.B.

  • Page 80: Exploded View And Replacement Parts List

    18.1. Exploded View and Mechanical replacement Parts List 18.1.1. Cabinet Parts Location CN915 (IR P.C.B.) IR911 CN920 (LED P.C.B.) CN930 CN913 CN911 S931 S926 S921 S922 JK100 S923 CN1701 CN101 CN1700 S924 CN100 (PANEL P.C.B.) S925 CN1002 CN102 (MAIN P.C.B.) CN1302 CN1301 CN1003 MW-20EB/EG-K CABINET DRAWINGS...
  • Page 81 **PAD A3 OI BOOK A1-1 BATTERY COVER A6 UNIVERSAL DOCK FOR iPOD A7 BACKREST CUSHION **PAD A8 BACKREST FOR UNIVERSAL DOCK MW-20EB/EG **PAD A2 AC ADAPTOR A9 AC PLUG (FOR EG) A10 AC PLUG (FOR EB) POLYFOAM (TOP) POLYFOAM (BOTTOM) MW-20EB/EG-K NOTE: "...
  • Page 83 18.1.3. Mechanical Replacement Parts List Safety Ref. No. Part No. Part Name & Qty Remarks Description Safety Ref. No. Part No. Part Name & Qty Remarks RGV0380-K CURSOR KNOB Description RHE5162ZB SCREW RKS0473D-K1 REAR PANEL CABINET AND RMG0823-K LCD SPACER A CHASSIS RMG0824-K LCD SPACER B...
  • Page 84 Safety Ref. No. Part No. Part Name & Qty Remarks Description VQT2Z88 O/I BOOK (En) VQT2Z89 O/I BOOK (Ge/It/ Fr/Du) VQT2Z90 O/I BOOK (Da/Sw/ Sp/Cz/Po) RFA3217 FITTING FOR WALL MOUNTING RFE0216 STAND FOR VERTI- CAL ARRANGEMENT RFE0223 UNIVERSAL DOCK FOR iPod RFE0226 BACKREST CUSHION 1 RFE0225...

  • Page 85: Electrical Replacement Parts List

    18.2. Electrical Replacement Parts List Safety Ref. No. Part No. Part Name & Qty Remarks Description Safety Ref. No. Part No. Part Name & Qty Remarks IC1503 C0DBAYY00623 Description IC1504 C0CBCDC00057 IC1505 C0DBAYY00621 PRINTED CIRCUIT IC1700 RFKWFMW20EB BOARDS IC1701 C0JBAR000521 IC1702 C0JBAR000521 PCB1...
  • Page 86 Safety Ref. No. Part No. Part Name & Qty Remarks Safety Ref. No. Part No. Part Name & Qty Remarks Description Description D115 B0JCMD000066 DIODE LB1902 J0JYC0000056 INDUCTOR D116 B0BC6R700006 DIODE LB1903 J0JHC0000045 INDUCTOR D921 B0ACCK000005 DIODE D922 B0ACCK000005 DIODE OSCILLATORS D940 B3AFB0000200...
  • Page 87 Safety Ref. No. Part No. Part Name & Qty Remarks Safety Ref. No. Part No. Part Name & Qty Remarks Description Description R122 D0GD223JA017 1/10W R230 ERJ2RHD273X 1/16W R123 D0GD223JA017 1/10W R231 ERJ2RHD273X 1/16W R124 D0GD223JA017 1/10W R232 D0GA102JA023 1/16W R125 D0GA102JA023 1/16W...
  • Page 88 Safety Ref. No. Part No. Part Name & Qty Remarks Safety Ref. No. Part No. Part Name & Qty Remarks Description Description R1336 ERJ2RKF1001X 1/16W RESISTOR NET- WORKS R1337 ERJ2RKF7501X 7.5K 1/16W R1338 ERJ2RKF1051X 1.05K 1/16W RX1000 D1H84734A024 RESISTOR NETWORK 1 R1339 ERJ2RKF1781X 1.78K...
  • Page 89 Safety Ref. No. Part No. Part Name & Qty Remarks Safety Ref. No. Part No. Part Name & Qty Remarks Description Description C144 F1J0J106A014 10uF 6.3V C1036 F1J0J106A004 10uF 6.3V C145 F1J0J106A014 10uF 6.3V C1050 F1G1C1030008 0.01uF C147 F1G1C104A077 0.1uF C1051 F1G1C104A104 0.1uF...
  • Page 90 Safety Ref. No. Part No. Part Name & Qty Remarks Description C1523 F1H1H104A783 0.1uF C1524 F1H1C105A097 C1525 F1H1A105A025 C1526 F1H1E105A116 C1527 F1H1E105A116 C1528 F1H1E105A116 C1529 F1H1A105A025 C1530 F1H1A105A025 C1531 F1J0J226A014 22uF 6.3V C1532 F1J1E4750002 4.7uF C1534 F1J0J226A014 22uF 6.3V C1552 F1G1H100A565 10pF C1553...

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