Panasonic-SAPMX5EG-cs-sm 电路图 维修手册.pdf

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1、 Panasonic Corporation 2012. All rights reserved. Unauthorized copying and distribution is a violation of law. PSG1203010CE CD Stereo System Model No.SA-PMX5EG Product Color: (S).Silver Type TABLE OF CONTENTS PAGEPAGE 1 Safety Precautions- 3 1.1. General Guidelines- 3 1.2. Before Repair and Adjustme

2、nt- 4 1.3. Protection Circuitry- 4 1.4. Caution For Fuse Replacement- 4 1.5. Safety Part Information- 5 2 Warning- 6 2.1. Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices- 6 2.2. Precaution of Laser Diode- 7 2.3. Service caution based on Legal restrictions- 8

3、2.4. Handling Precaution for Traverse - 9 3 Service Navigation-11 3.1. Service Information- 11 4 Specifications- 12 5 General/Introduction- 13 5.1. CD playback operations- 13 5.2. iPod/iPhone playback operations- 14 6 Location of Controls and Components- 15 6.1. Main Unit Cycle Counter display incre

4、ase every 1 cycle completed. Refer to 8.3.5 for more information To check for preset volume setting Note : In tuner mode this function is not possible 21 8.3.3.Doctor Mode Table 3 ItemFL DisplayKey Operation Mode NameDescriptionFront Key Cold Start The NO DISC display will appear after 2s, To displa

5、y result of self adjustment for CD. The NO DISC display will appear after 3s, In Doctor Mode: Press follow by 1 & then 4 button on the remote control. To cancel, press 0 button on remote control. It returns Doctor Mode. To exit Doctor Mode, press but- ton on main unit or on the remote control. In Do

6、ctor Mode: Press follow by 1 & then 5 button on the remote control. To cancel, press 0 button on remote control. It returns Doctor Mode. To exit Doctor Mode, press but- ton on main unit or on the remote control. In Doctor Mode: Press SLEEP button on remote control. To cancel, press 0 button on remot

7、e control. It returns Doctor Mode. To exit Doctor Mode, press but- ton on main unit or on the remote control. To cancel, press 0 button on remote control. It returns Doctor Mode. To exit Doctor Mode, press but- ton on main unit or on the remote control. CD Self-Adjusment Display CD Combination Test

8、To check the open/close operation & inner outer disc access operation. 1. It fails when CD open/close is not completed by 4s. 2. The disc access fails in 10s. 3. The traverse is out of focus for more than 2s. Refer to 8.3.7 for more information To activate cold start upon next power up. (Backup data

9、 are initialized) EEPROM ChecksumTo check sum of EEPROM for a simplifield ROM correction. 1. When EEPROM is not detected, the only micro-ps version shall be displayed without an EEPROMs check sum In any mode: Press button on main unit follow by 4 & then 7 on the remote control. EEPROM not detected o

10、nly firmware is display Version Display (DEC) Check sum (HEX) CD Traverse Test Mode To check for the traverse unit operation. In this mode, the first & last track is access & read. (TOC). It fails when TOC is not completed by 10s or the traverse is out of focus. for more than 2s Refer to 8.3.6 for m

11、ore information In Doctor Mode: Press follow by 1 & then 2 button on the remote control. To cancel, press 0 button on remote control. It returns Doctor Mode. To exit Doctor Mode, press but- ton on main unit or on the remote control. The counter will increment by 1 until reach 99999999 22 8.3.4.Docto

12、r Mode Table 4 ItemFL DisplayKey Operation Mode NameDescriptionFront Key In Doctor Mode: Press follow by 1 & then 6 button on the remote control. To cancel, press 0 button on remote control. It returns Doctor Mode. To exit Doctor Mode, press but- ton on main unit or on the remote control. In Doctor

13、Mode: Press 4 button on the remote control. To cancel, press 0 button on remote control. It returns Doctor Mode. To exit Doctor Mode, press but- ton on main unit or on the remote control. Region CheckingTo check Region setting of unit. Refer to 8.3.8 for the Region Setting destination Region Setting

14、 destination CD LSI 947 Version Check To check CD LSI Version No. & checksum correction Model settingTo check Model Setting. Refer to 8.3.9 for the Model Setting Year of sales ROM type Running version number In Doctor Mode: Press follow by 1 & then 8 button on the remote control. To cancel, press 0

15、button on remote control. It returns Doctor Mode. To exit Doctor Mode, press but- ton on main unit or on the remote control. Model Setting Check sum display (HEX) The display will appear after 2s, The NO DISC display will appear after 2s, 23 8.3.5.Mecha Sliding Panel Reliability 8.3.6.CD Traverse Te

16、st (For CD) 24 8.3.7.CD Combination Test (For CD) 8.3.8.Region Check Table (For Tuner) 8.3.9.Model setting RegionModelSeriesCountry 2 (D)PMX5JapanJapan 4PMX5EGS.America (except Argentina) 5PMX5DBEBUK 9PMX5DBGNOceania Region No.FunctionModel With iPodWith Shock Proof S0OOPMX5 25 9Disassembly and Asse

17、mbly 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) Before carrying out the

18、disassembly process, please ensure all the safety precautions & procedures are followed. During the disassembly and/or assembly process, please handle with care as there may be chassis components with sharp edges. Avoid touching heatsinks due to its high temperature after prolong use. (See caution a

19、s described below) During disassembly and assembly, please ensure proper service tools, equipments or jigs is being used. During replacement of component parts, please refer to the section of “Replacement Parts List” as described in the ser- vice manual. Select items from the following indexes when

20、disassembly or replacement are required. Disassembly of Top Cabinet Block Disassembly of Headphone P.C.B. Disassembly of iPod P.C.B. Disassembly of iPhone Docking Unit Disassembly of iPod Lid Disassembly of Front Panel Block Disassembly of Panel P.C.B. and Remote Sensor P.C.B. Disassembly of USB P.C

21、.B. Disassembly of CD Lid Replacement of Bottom Ornament Disassembly of Volume Knob Cover Disassembly of SMPS P.C.B. Replacement of Diode (D5802) Replacement of Power Amp IC (IC5701) Disassembly of Main P.C.B. Replacement of Digital Amplifier IC (IC5300) Disassembly of Inner Chassis Replacement of T

22、raverse Unit Disassembly of Rear Cabinet Block Disassembly of Tuner P.C.B. 26 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 ser- vicing. To assemble the unit, reverse the steps shown in the

23、chart below. 9.2.Types of Screws 27 9.3.Main Parts Location Diagram 28 9.4.Disassembly of Top Cabinet Block Step 1 : Remove 1 screw. Step 2 : Remove 1 screw. Step 3 : Remove 3 screws. Step 4 : Lift up the Top Cabinet Block. Step 5 : Press the Front Panel Assembly downwards to release the catches. St

24、ep 6 : Remove the Top Cabinet Block as shown. Caution : During assembling, ensure the Top Cabinet Block is inserted fully into the Front Panel Block. 29 Step 7 : Detach 5P Cable Wire at connector (CN6200) on Main P.C.B. Step 8 : Detach 5P Cable Wire at connector (CN4400) on Main P.C.B. Step 9 : Remo

25、ve the Top Cabinet Block. 9.5.Disassembly of Headphone P.C.B. Refer to “Disassembly of Top Cabinet Block”. Step 1 : Lift up the Himelon. Caution : Replace the Himelon if torn during disassem- bling. Step 2 : Lift up the Conductive Tape. Caution : Replace the Conductive Tape if torn during disas- sem

26、bling. 30 Step 3 : Remove 1 screw. Step 4 : Release 1 catch. Caution : During assembling, ensure the Headphone P.C.B. is fully catched. Step 5 : Remove the Headphone P.C.B. Step 6 : Remove the Top Cabinet Block as shown. Caution : During assembling, ensure the Headphone P.C.B. is seated properly on

27、the locator. 31 9.6.Disassembly of iPod P.C.B. Refer to “Disassembly of Top Cabinet Block”. Step 1 : Remove 2 screws. Step 2 : Remove the PC Sheet Cover as shown. Caution : During assembling, ensure the PC Sheet is seated properly on the locators. Step 3 : Remove 2 screws. Step 4 : Remove the iPod P

28、.C.B. Caution : During assembling, ensure the iPod P.C.B. is seated properly on the locators. 32 9.7.Disassembly of iPhone Dock- ing Unit Refer to “Disassembly of Top Cabinet Block”. Refer to “Disassembly of Headphone P.C.B.”. Refer to “Disassembly of iPod P.C.B.”. Step 1 : Remove 1 screw. Step 2 :

29、Release 1 catch. Step 3 : Remove the iPhone Docking Unit as shown. Caution : During assembling, ensure the iPhone Docking Unit is seated properly on the locators. 33 9.8.Disassembly of iPod Lid Refer to “Disassembly of Top Cabinet Block”. Refer to “Disassembly of Headphone P.C.B.”. Refer to “Disasse

30、mbly of iPod P.C.B.”. Refer to “Disassembly of iPhone Docking Unit”. Step 1 : Remove 1 screw. Step 2 : Slightly lift up the iPod Cover Lid from the locator. Step 3 : Release the iPod Cover Lid from the catch. Step 4 : Remove the iPod Cover Lid. 34 Caution 1 : During assembling, ensure the iPod Cover

31、 Lid is properly seated on the locators and slot into the hole of the iPhone Docking Unit. Caution 2 : During assembling, ensure the iPod Cover Lid is properly catch to the iPhone Docking Unit and a “click” sound will be heard when fully catched. Step 5 : Open the iPod Lid by pressing as arrow shown

32、. Step 6 : Release the Lid Spring as shown. Step 7 : Remove the Lid Spring as shown. Caution : Keep the Lid Spring in safe place and place them back during assembling. 35 Step 8 : Push the shaft (A) of the iPod Lid in the direction as shown. Caution : Do not exert strong force to the iPod lid during

33、 removal. Step 9 : Lift up the iPod lid as shown. Step 10 : Push the shaft (B) of the iPod Lid in the direction as shown. Caution : Do not exert strong force to the iPod lid during removal. Step 11 : Lift up the iPod lid as shown. 36 Step 12 : Remove the iPod lid as shown. 9.9.Disassembly of Front P

34、anel Block Refer to “Disassembly of Top Cabinet Block”. Step 1 : Remove 1 screw. Step 2 : Release the 2P Ground Wire on Main P.C.B. Step 3 : Detach 18P FFC at the connector (CN1100) on the Main P.C.B. Step 4 : Detach 5P Cable Wire at the connector (CN6201) on the Main P.C.B. 37 Step 5 : Release 2 ta

35、bs at the side of the Front Panel Block in the direction of arrows. Step 6 : Press to release the catch. Caution : During assembling, ensure the Front Panel Block is fully catched onto the Bottom Chassis Block. Step 7 : Remove the Front Panel Block. Caution : Do not attempt to exert strong force whe

36、n releas- ing the tabs. 38 9.10.Disassembly of Panel P.C.B. and Remote Sensor P.C.B. Refer to “Disassembly of Top Cabinet Block”. Refer to “Disassembly of Front Panel Block”. Step 1 : Remove Bass Knob. Step 2 : Remove Treble Knob. Step 3 : Remove Volume Knob. Step 4 : Remove 5 screws. Step 5 : Relea

37、se 6 catches. Step 6 : Remove Panel P.C.B. 39 Caution : During assembling, ensure the Panel P.C.B. is fully catched & properly seated onto the locator. Step 7 : Detach the Remote Sensor P.C.B. at the connector (ZJ9400) from Panel P.C.B. Caution : During assembling, ensure the Remote Sensor P.C.B. is

38、 seated properly through the hole of the Panel P.C.B. 40 9.11.Disassembly of USB P.C.B. Refer to “Disassembly of Top Cabinet Block”. Refer to “Disassembly of Front Panel Block”. Step 1 : Remove 1 screw. Step 2 : Release 5P Cable Wire from the hook. Step 3 : Release 1 catch. Step 4 : Remove the USB P

39、.C.B. Caution 1 : During assembling, ensure the USB P.C.B. is fully catched & properly seated onto the locators. Caution 2 : During assembling, ensure the 5P Cable Wire is dressed inside the hook. 41 9.12.Disassembly of CD Lid Refer to “Disassembly of Top Cabinet Block”. Refer to “Disassembly of Fro

40、nt Panel Block”. Step 1 : Lift the spring out of the hook. Step 2 : Remove the spring. Caution : Keep the spring in a safe place and place it back during assembling. Step 3 : Push the shaft (R) of the CD Lid inward and lift up in the direction as shown. Step 4 : Push the shaft (L) of the CD Lid inwa

41、rd and lift up in the direction as shown. 42 Step 5 : Remove the CD Lid. 9.13.Replacement of Bottom Orna- ment Refer to “Disassembly of Top Cabinet Block”. Refer to “Disassembly of Front Panel Block”. Refer to “Disassembly of USB P.C.B.”. Step 1 : Release 3 catches. Step 2 : Remove the Bottom Orname

42、nt as shown. 43 9.14.Disassembly of Volume Knob Cover Refer to “Disassembly of Top Cabinet Block”. Refer to “Disassembly of Front Panel Block”. Step 1 : Remove the Volume Knob. Step 2 : Release 2 catches. Step 3 : Use a Paper Clip gently push through the holes of Panel P.C.B. to release the Volume K

43、nob Cover. Step 4 : Remove the Volume Knob Cover. Caution : During assembling, ensure the Volume Knob Cover is seated properly on the locators. 44 9.15.Disassembly of SMPS P.C.B. Refer to “Disassembly of Top Cabinet Block”. Refer to “Disassembly of Front Panel Block”. Step 1 : Remove 1 screw. Step 2

44、 : Remove 4 screws. Step 3 : Detach 15P Cable Wire at connector (H2001) on Main P.C.B. Step 4 : Lift up and remove the SMPS P.C.B. Caution : During assembling, ensure the SMPS P.C.B. is seated properly on the locators. 45 9.16.Replacement of Diode (D5802) Refer to “Disassembly of SMPS P.C.B.”. 9.16.

45、1.Disassembly of Diode (D5802) Caution : Avoid touching the heatsink unit and SMPS P.C.B., due to its high temperature after prolonged use. Touching it may lead to injuries. Step 1 : Desolder pins of the Diode (D5802) on the solder side of SMPS P.C.B. Step 2 : Remove 1 screw. Step 3 : Remove the Dio

46、de (D5802). 46 9.16.2.Assembly of Diode (D5802) Caution : Avoid touching the heatsink unit and SMPS P.C.B., due to its high temperature after prolonged use. Touching it may lead to injuries. Step 1 : Apply grease to the heatsink unit. Step 2 : Fix the Diode (D5802) onto SMPS P.C.B. Caution : Ensure

47、the pins of Diode (D5802) is inserted and seated properly on the SMPS P.C.B. Step 3 : Fix the Diode (D5802) onto the heatsink unit with 1 screws. Caution : Ensure the Diode (D5802) is tightly screwed to the Heatsink. Step 4 : Solder pins of the Diode (D5802). Caution : Ensure the Diode (D5802) is seated properly onto the SMPS P.C.B. before soldering. 47 9.17.Replacement of Power Amp IC (IC5701) Refer to “Disassembly of SMPS P.C.B.”. 9.17.1.Disassembly of Power Amp IC (IC5