Panasonic-SAPMX5DBEB-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. PSG1203020CE CD Stereo System Model No.SA-PMX5DBEB Product Color: (S).Silver Type TABLE OF CONTENTS PAGEPAGE 1 Safety Precautions- 3 1.1. General Guidelines- 3 1.2. Caution for AC Cord - 4

2、1.3. Before Repair and Adjustment- 5 1.4. Protection Circuitry- 5 1.5. Caution For Fuse Replacement- 5 1.6. 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

3、based on Legal restrictions -8 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 U

4、nit Cycle Counter display increase 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

5、will appear after 2s, To display 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

6、or on the remote control. In Doctor 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

7、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. 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-Adjusme

8、nt Display CD Combination Test 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 u

9、pon next power up. (Backup data 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

10、 control. EEPROM not detected only 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 mo

11、re than 2s Refer to 8.3.6 for more 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 unti

12、l reach 99999999 22 8.3.4.Doctor 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

13、 the remote control. In Doctor 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 Set

14、ting destination Region Setting 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 remo

15、te 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. 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 R

16、eliability 8.3.6.CD Traverse Test (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 S0

17、OOPMX5 25 9Disassembly 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 m

18、anual) Before carrying out the 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 af

19、ter prolong use. (See caution as 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 f

20、rom the following indexes when 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 Senso

21、r P.C.B. Disassembly of USB P.C.B. Replacement of Bottom Ornament Disassembly of CD Lid 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

22、 Inner Chassis Replacement of Traverse Unit Disassembly of Rear Cabinet Block Replacement of DAB Unit 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, reve

23、rse the steps shown in the 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

24、 to release the catches. Step 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

25、 Main P.C.B. Step 9 : Remove 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 i

26、f torn during disas- sembling. 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.

27、is seated properly on 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

28、4 : Remove the iPod P.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 : Remov

29、e 1 screw. Step 2 : 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.”

30、. Refer to “Disassembly 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, en

31、sure the iPod Cover 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 pres

32、sing as arrow shown. 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

33、the iPod lid during 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.Dis

34、assembly of Front Panel 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 St

35、ep 5 : Release 2 tabs 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

36、 strong force when 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 screw

37、s. Step 5 : Release 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 S

38、ensor P.C.B. is 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 : R

39、emove the USB P.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 “Dis

40、assembly of Front 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 t

41、he CD Lid inward 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

42、 Bottom Ornament 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 releas

43、e the Volume Knob 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

44、screw. Step 2 : 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.

45、C.B.”. 9.16.1.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 : Rem

46、ove the Diode (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

47、: Ensure 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.