Panasonic-SCHC15E-cs-sm 电路图 维修手册.pdf

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1、 Panasonic Corporation 2011. All rights reserved. Unauthorized copying and distribution is a violation of law. PSG1103025CE Compact Stereo System Model No.SC-HC15EB SC-HC15EG SC-HC15EP Product Color: (K).Black Type TABLE OF CONTENTS PAGEPAGE 1 Safety Precautions- 3 1.1. General Guidelines- 3 1.2. Ca

2、ution for AC Cord (For EB only)- 4 1.3. Before Repair and Adjustment- 5 1.4. Caution For Fuse Replacement- 5 1.5. Protection Circuitry- 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 L

3、aser Diode- 7 2.3. Service caution based on Legal restrictions- 8 2.4. Handling Precaution for Traverse Deck- 9 3 Service Navigation-10 3.1. Service Information -10 4 Specifications -11 5 Location of Controls and Components -12 5.1. Main Unit Cycle Counter display increase every 1 cycle completed. R

4、efer to 6.3.5 for more information To check for preset volume setting Note : In tuner mode this function is not possible The counter will increment by 1 until reach 99999999 19 6.3.3.Doctor Mode Table 3 Version Display (DEC) Check sum (HEX) noi tarepOyeKyalpsiDLFmet I Mode NameDescriptionFront Key C

5、old Start The NO DISC display will appear after 3s, EEPROM not detected only firmware is display 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 remote control. To cancel, press 0 button on remote control. It

6、 returns Doctor Mode. To exit Doctor Mode, press but- ton on main unit or remote control. In Doctor Mode: Press follow by 1 & then 5 button on 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 remote control. In D

7、octor Mode: Press SLEEP button on 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 remote control. To cancel, press 0 button on remote control. It returns Doctor Mode. To exit Doctor Mode, press but- ton on main

8、unit or remote control. In Doctor Mode: Press follow by 2 & then 2 button on 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 remote control. CD Self-Adjusment Display CD Combination Testeso l c /nepoehtkcehcoT o

9、peration & 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 6.3.7 for more information To activate cold start upon next power up. (Backup data are initialized) EEPROM

10、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 Auto Power down Detect (APD) Test To check for the auto power down operation Condition 1 (when APD is OK) Condition 2 (when APD i

11、s abnormal operation) In any mode: Press button on main unit follow by 4 & then 7 on remote control. 20 6.3.4.Doctor Mode Table 4 6.3.5.Mecha Sliding Panel Reliability noi tarepOyeKyalpsiDLFmet I Mode NameDescriptionFront Key In Doctor Mode: Press follow by 1 & then 6 button on remote control. To ca

12、ncel, press 0 button on remote control. It returns Doctor Mode. To exit Doctor Mode, press but- ton on main unit or remote control. In Doctor Mode: Press 4 button on remote control. To cancel, press 0 button on remote control. It returns Doctor Mode. To exit Doctor Mode, press but- ton on main unit

13、or remote control. Region Setting CheckTo check Region setting of unit. Refer to 6.3.8 for the Region Setting destination Region Setting destination CD LSI Version No Check To check CD LSI Version No. & checksum correction MN947 Model settingTo check Model Setting. Refer to 6.3.9 for the Model Setti

14、ng Version (decimal)Checksum (hex) In Doctor Mode: Press follow by 1 & then 8 button on 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 remote control. Model Setting 21 6.3.6.CD Traverse Test (For CD) 6.3.7.CD R

15、eliability Test (For CD) 22 6.3.8.Region Check Table (For Tuner) 6.3.9.Model setting RegionModelSeriesCountry 1HC15EPE. Europe 2HC15EB/EGUK, Germany 3HC15PULatin America Region No.FunctionModel With iPodWith Shock Proof S0XOHC15 23 6.4.Sales Demonstration Lock Function Mode 6.4.1.Entering into sales

16、 Demo Mode Here is the procedures to enter into Sales Demonstration Lock. Step 1 : Turn on the unit. Step 2 : Select to any mode function, press and hold key and follow by key. It must be pressed within 0.5 sec. Step 3 : The display will show upon entering into this mode. Note : button is invalid an

17、d the main unit displays “LOCKED” while the lock function mode is entered. 6.4.2.Cancellation Step 1 : To cancel only can be triggered in CD Mode and Volume 19. Step 2 : Press and hold key and follow by key. It must be pressed within 0.5 sec. Step 3 : The display will show after exit from this mode.

18、 24 7Service Fixture & Tools Prepare service tools before process service position. Ref. No.Service ToolsRemarks SFT1Main P.C.B. (CN7002) - CD Servo P.C.B. (CN7002)RFKZHC55K1 (27P FFC) SFT3Main P.C.B. (CN7902) - CD Servo P.C.B. (CN7901)RFKZHC35 (Extension P.C.B.) 25 8Disassembly and Assembly Instruc

19、tions 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 disassembly

20、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 as described

21、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 disassembly

22、or replacement are required. Disassembly of Net Frame Assembly Disassembly of Base Stand Assembly Replacement of CD Door Ornament Replacement of CD Door Base Disassembly of Front Cabinet Assembly Disassembly of LCD Window Disassembly of Gear Box Assembly Replacement of Rack Top & Slider Top Disassem

23、bly of Bridge P.C.B. & Door Switch P.C.B. Replacement of Door Shaft & Slider Bottom Replacement of Timing Gear Shaft Disassembly of Top Ornament Unit & Button P.C.B. Disassembly of IR P.C.B. & Panel P.C.B. Disassembly of CD Mechanism Disassembly of CD Servo P.C.B. Disassembly of Jack Lid Disassembly

24、 of Tuner P.C.B. Disassembly of SMPS P.C.B. Replacement of Diode (D702) Replacement of Transistor (Q701) Disassembly of Speaker Unit Disassembly of Main P.C.B. 26 8.1.Disassembly flow chart The following chart is the procedure for disassembling the casing and inside parts for internal inspection whe

25、n carrying out the ser- vicing. To assemble the unit, reverse the steps shown in the chart below. 27 8.2.Types of Screws 8.3.Main Parts Location Diagram 28 8.4.Disassembly of Net Frame Assembly 8.4.1.Disassembly of Net Frame Assem- bly (L) Step 1 : Gently lift up Net Frame Assembly (L) in order of s

26、equences (1) to (4) to release 4 bosses as shown. Step 2 : Remove Net Frame Assembly (L) as arrow shown. Caution : During assembly of Net Frame Assembly (L), ensure it is fixed properly. 29 8.4.2.Disassembly of Net Frame Assem- bly (R) Step 1 : Gently lift up Net Frame Assembly (R) in order of seque

27、nces (1) to (4) to release 4 bosses as shown. Step 2 : Remove Net Frame Assembly (R) as arrow shown. Caution : During assembly of Net Frame Assembly (R), ensure it is fixed properly. 30 8.5.Disassembly of Base Stand Assembly Step 1 : Remove 2 screws. Step 2 : Lift up the Base Stand Assembly. 8.6.Rep

28、lacement of CD Door Orna- ment 8.6.1.Disassembly of CD Door Ornament Step 1 : Slide the CD Door to open it. Step 2 : Slightly push up the CD Door Ornament as arrow shown using a screwdriver to releasing both catches. Step 3 : Push the CD Door Ornament upwards. 31 Step 4 : Lift up to remove CD Door.

29、8.6.2.Assembly of CD Door Ornament Step 1 : Align the catch of CD Door Ornament onto the hole of CD Door Base. Step 2 : Push down the CD Door Ornament to Fix it. Step 3 : Push down the CD Door Ornament, a “click” sound is heard when the CD Door Ornament is fully catched. 32 Step 4 : Slide the CD Doo

30、r to close it. 8.7.Replacement of CD Door Base Refer to “Disassembly of CD Door Ornament” 8.7.1.Disassembly of CD Door Base Step 1 : Slide the CD Door Base to close it. Step 2 : Remove 4 screws. 33 Step 3 : Slightly lift up the CD Door Base. Step 4 : Slide the CD Door Base towards to the left. Step

31、5 : Push the CD Door Base upwards. Step 6 : Lift up and remove the CD Door Base. 34 8.7.2.Assembly of CD Door Base Step 1 : Place the CD Door Base onto Front Cabinet. Caution : Ensure that the 3 catch are inserted into the respective slots of CD Door Base. Step 2 : Slide CD Door Base as arrow shown.

32、 Step 3 : Align the CD Door Base onto the Slider Top and Slider Bottom as diagram shown. Step 4 : Fix 4 screws. 35 8.8.Disassembly of Front Cabinet Assembly Refer to “Disassembly of Net Frame Assembly” Refer to “Disassembly of Base Stand Assembly” Step 1 : Remove 8 screws in order of sequences (1) t

33、o (8) as shown. Step 2 : Remove 8 screws in order of sequences (1) to (8) as shown. Step 3 : Slide the CD Door to open it. Step 4 : Remove 2 screws in order of sequences (1) to (2) as shown. Step 5 : Slide the CD Door to close it. 36 Step 6 : Remove 4 screws in order of sequences (1) to (4) as shown

34、. Step 7 : Lift up the Front Cabinet Assembly as arrow shown. Step 8 : Detach 8P FFC at the connector (CN303) on Main P.C.B. Step 9 : Remove Front Cabinet Assembly. Caution : During assembling, ensure 8P FFC dress on top of CD Mecha Rib. 37 8.9.Disassembly of LCD Window Refer to “Disassembly of Net

35、Frame Assembly” Refer to “Disassembly of Base Stand Assembly” Refer to “Disassembly of CD Door Ornament” Refer to “Disassembly of CD Door Base” Step 1 : Remove 8 screws in order of sequences (1) to (8) as shown. Step 2 : Remove 8 screws in order of sequences (1) to (8) as shown. Step 3 : Remove 6 sc

36、rews in order of sequences (1) to (8) as shown. Step 4 : Lift up the Front Cabinet Assembly as arrow shown. 38 Step 5 : Detach 8P FFC at the connector (CN303) on Main P.C.B. Step 6 : Remove Front Cabinet Assembly. Caution : During assembling, ensure 8P FFC dress on top of CD Mecha Rib. Step 7 : Rele

37、ase 10 catches in order of sequences (1) to (10). Caution : Do not use strong force as it may damage the LCD Window. Step 8 : Remove LCD Window. 39 8.10.Disassembly of Gear Box Assembly Refer to “Disassembly of Net Frame Assembly” Refer to “Disassembly of Base Stand Assembly” Refer to “Disassembly o

38、f Front Cabinet Assembly” Step 1 : Remove 3 screws. Step 2 : Lift up Gear Box Assembly as shown. Caution: During assembling of Gear Box Assembly, ensure that the Gear Box Assembly is properly seated on the loca- tors. Step 3 : Detach 2P wire at the connector on Motor P.C.B. Step 4 : Remove Gear Box

39、Assembly. 8.10.1.Disassembly of Motor P.C.B. Refer to “Disassembly of Gear Box Assembly” Step 1 : Release 2P wire from slot. Caution : During assembling, ensure the 2P wire is dress into the slot. Step 2 : Release 2 catches as show. Step 3 : Remove Motor P.C.B. Caution: During assembling, ensure the

40、 Motor P.C.B. is seated properly by the 2 catches. 40 Step 4 : Desolder pin on the solder side of Motor P.C.B. and remove the Motor P.C.B. 8.10.2.Disassembly of Belt, Pully Gear, Middle Gear and Drive Gear. Refer to “Disassembly of Gear Box Assembly” Step 1 : Remove Belt. Step 2 : Remove 1 screw. 41

41、 Step 3 : Remove Pulley Gear. Step 4 : Remove 1 screw. Step 5 : Remove Middle Gear. Step 6 : Use the minus screwdriver to release a catch as shown. Step 7 : Remove Drive Gear. 42 8.10.3.Disassembly of Motor Assembly Refer to “Disassembly of Gear Box Assembly” Refer to (Step 1) to (Step 4) of item 8.

42、10.1 Step 1 : Remove 2 screws. Step 2 : Remove Motor Assembly. 8.11.Replacement of Rack Top & Slider Top Refer to “Disassembly of Net Frame Assembly” Refer to “Disassembly of Base Stand Assembly” Refer to “Disassembly of CD Door Ornament” Refer to “Disassembly of CD Door Base” Refer to (Step 1) - (S

43、tep 6) of item 8.9. 8.11.1.Disassembly of Rack Top & Slider Top Step 1 : Remove 2 screw. Step 2 : Release 2 catches. Step 3 : Remove Rack Top. 43 Step 4 : Remove Slider Top. 8.11.2.Assembly of Rack Top & Slider Top Step 1 : Slide in the Slider Top. Step 2 : Fix Rack Top. Caution : During assembling,

44、 ensure the Rack Top is prop- erly seated onto guides, a “click” sound is heard when the Rack Top is fully catched. 44 Step 3 : Fix 2 screws. 8.12.Disassembly of Bridge P.C.B. & Door Switch P.C.B. Refer to “Disassembly of Net Frame Assembly” Refer to “Disassembly of Base Stand Assembly” Refer to “Di

45、sassembly of CD Door Ornament” Refer to “Disassembly of CD Door Base” Refer to (Step 1) - (Step 6) of item 8.9. Refer to (Step 1) - (Step 4) of item 8.10. Refer to (Step 1) - (Step 3) of item 8.11.1. Step 1 : Remove 2 screws. Step 2 : Lift up Bridge P.C.B. Caution : During assembling, ensure the Bot

46、tom Shield is properly seated onto the locators. 45 Step 3 : Release the Wire from the slot. Caution : During assembling, ensure that the 2P wire is dressed into the slots as shown. Caution : During assembling, ensure that the 3P cable is dressed into the slots as shown. Step 4 : Remove 1 screw. Ste

47、p 5 : Remove Door Switch P.C.B. Caution : During assembling, ensure the Door Switch P.C.B. is slot into the guide. 46 8.13.Replacement of Door Shaft & Slider Bottom Refer to “Disassembly of Net Frame Assembly” Refer to “Disassembly of Base Stand Assembly” Refer to “Disassembly of CD Door Ornament” Refer to “Disassembly of CD Door Base” Refer to (Step 1) - (Step 6) of item 8.9. Refer to (Step 1) - (Step 4) of item 8.10. Refer to “Disassembly of Bridge P.C.B. & Door Switch P.C.B.” 8.13.1.Disassembly of Door Shaft & Slider Bottom Step 1 : Lift up Guide. Step 2 : Push the Tip of the Door