Panasonic-SAAKX36P-cs-sm 电路图 维修手册.pdf

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1、PSG1302028CE CD Stereo System Model No.SA-AKX36PH SA-AKX36PN Product Color: (K).Black Type TABLE OF CONTENTS PAGEPAGE 1 Safety Precautions- 3 1.1. General Guidelines- 3 1.2. Before Use (For PH only)- 4 1.3. Before Repair and Adjustment- 4 1.4. Protection Circuitry- 4 1.5. Power Supply using SMPS - 5

2、 1.6. Safety Parts Information- 6 2 Warning- 7 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices- 7 2.2. Precaution of Laser Diode- 8 2.3. Service caution based on Legal restrictions- 9 2.4. Handling Precautions for Traverse Unit-10 2.5. Grounding for elect

3、rostatic breakdown prevention- 11 3 Service Navigation - 12 3.1. Service Information- 12 3.2. Firmware Update Procedure- 13 4 Specifications- 14 5 General/Introduction- 15 5.1. Media Information- 15 6 Location of Controls and Components- 16 6.1. Remote Control Key Button Operation - 16 6.2. Main Uni

4、t Key Button Operation- 17 7 Installation Instructions - 18 7.1. Speaker and A/C Connection- 18 Please refer to the original service manual for: ? ? CD Mechanism Unit , Order No. PSG1102001CE ? ? Speaker system SB-AKX36PN-K, Order No. PSG1302023CE RadioFans.CN 收音机爱 好者资料库 2 8 Service Mode-19 8.1. Col

5、d-Start-19 8.2. Doctor Mode Table-20 8.3. Reliability Test Mode (CD Mechanism Unit)-23 8.4. Self-Diagnostic Mode -24 8.5. Self-Diagnostic Error Code Table -24 8.6. Sales Demonstration Lock Function -25 9 Troubleshooting Guide-26 10 Disassembly and Assembly Instructions-27 10.1. Screw Types-27 10.2.

6、Disassembly Flow Chart-28 10.3. Main Components and P.C.B. Locations-29 10.4. Disassembly of Top Cabinet-30 10.5. Disassembly of Front Panel Unit-31 10.6. Disassembly of Panel P.C.B., LED P.C.B. and Mic P.C.B.-32 10.7. Disassembly of Remote Sensor P.C.B.-34 10.8. Disassembly of USB P.C.B. -35 10.9.

7、Disassembly of CD Lid-35 10.10. Disassembly of Rear Panel-36 10.11. Disassembly of Main P.C.B.-37 10.12. Disassembly of Digital Amplifier IC (IC6000)-38 10.13. Disassembly of SMPS Module and Voltage Selector P.C.B.-39 10.14. Disassembly of CD Mechanism Unit-40 10.15. Disassembly of CD Interface P.C.

8、B.-41 10.16. Disassembly of Fan Unit -42 11 Service Position-43 11.1. Checking of Panel P.C.B., LED P.C.B. and Mic P.C.B.-43 11.2. Checking of Main P.C.B. (Side B)-43 11.3. Checking of Main P.C.B. (Side A)-44 12 Block Diagram -45 12.1. Servo X : NG (In case that time out happens.) : Either one of FO

9、 AOC, TR AOC and FO coarse AGC is NG. : If the AGC is NG (ignore others). To cancel this mode, press 0 button on the remote control. To cancel this mode, press 0 button on the remote control. (Display 1) (Display 2) Version (Decimal) ROM Type Year Develop after 2 sec Checksum (Hex) 23 8.3.Reliabilit

10、y Test Mode (CD Mechanism Unit) Below is the process flow chart of the aging test for the CD Mechanism Unit . Fig. 1. Reliability Test (Loading) Fig. 2. Reliability Test (Traverse) Fig. 3. Reliability Test (Combination) OPEN Operation OPEN wait for 1 s CLOSE Operation CLOSE wait for 4 s Count up Fir

11、st Track Access First Track Play 5 s Last Track Access Last Track Play 5 s Count up First Track Access Access Play 10 s Open Operation Open wait for 1 s CLOSE Operation Count up First Track Last Track Last Track Play 10 s 24 8.4.Self-Diagnostic Mode 8.5.Self-Diagnostic Error Code Table Self-Diagnost

12、ic Function (Refer Section 8.4. Self-Diagnostic Mode) provides information on any problems occurring for the unit and its respective components by displaying the error codes. These error code such as U*, H* and F* are stored in memory and held unless it is cleared. The error code is automatically di

13、splay after entering into self-diagnostic mode. 8.5.1.Power Supply Error Code Table FL Display Key Operation Front Key Item Description Mode Name To enter into self diagnostic checking System will perform a check on any unusual/error code from the memory To clear the stored in memory (EEPROM IC) Sel

14、f Diagnostic Mode Error code information Delete error code Step 1: Select CD mode (Ensure no disc is inserted). Step 2: Press & hold button follow by on main unit for 2 seconds. Step 1: In self diagnostic mode, Press on main unit. To exit, press /I on main unit or remote control. Step 1: In self dia

15、gnostic mode, Press 0 on remote control. To exit, press /I on main unit or remote control. Example: / Cold StartTo active cold start upon next AC power up when reset start is execute the next time. In self diagnostic mode: 1. Press 3 button on the remote control. 25 8.5.2.CD Mechanism Error Code Tab

16、le (CD Mechanism Unit) 8.6.Sales Demonstration Lock Function 8.6.1.Entering into Sales demonstration lock mode Here is the procedures to enter into the Sales demonstration lock mode. Step 1: Turn on the unit. Step 2: Select to any mode function. Step 3: Press and hold OPEN/CLOSE and CD keys for 5 se

17、c or more. The display will show upon entering into this mode for 2 sec. Note: OPEN/CLOSE button is invalid and the main unit displays “LOCKED” while the lock function mode is entered. 8.6.2.Cancellation of Sales demonstration lock mode Step 1: Turn on the unit. Step 2: Select to any mode function.

18、Step 3: Set volume to Vol 19. Step 4: Press and hold OPEN/CLOSE and CD keys for 5 sec or more. The display will show upon entering into this mode for 2 sec. Error CodeDiagnostic ContentsDescription of errorAutomatic FL DisplayRemarks CD H15CD Open AbnormalDuring operation POS_SW_R On fail to be dete

19、cted with 4 sec. Error No. shall be clear by force or during cold start. Press on main unit for next error. CD H16CD Closing AbnormalDuring operation POS_SW_CEN On fail to be detected with 4 sec. Error No. shall be clear by force or during cold start. Press on main unit for next error. F26Communicat

20、ion between CD servo LSI and micro-p abnormal. During switch to CD func- tion, if SENSE = “L” within failsafe time of 20ms. Press on main unit for next error. 26 9Troubleshooting Guide Contents for this section is not available at time of issue 27 10 Disassembly and Assembly Instructions Illustratio

21、n is based on SA-AKX36PH-K. 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 carryin

22、g 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 after prolong use. (See

23、 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 from the following ind

24、exes when disassembly or replacement are required. Disassembly of Top Cabinet Disassembly of Front Panel Unit Disassembly of Panel P.C.B., LED P.C.B. and Mic P.C.B. Disassembly of Remote Sensor P.C.B. Disassembly of USB P.C.B. Disassembly of CD Lid Disassembly of Rear Panel Disassembly of Main P.C.B

25、. Replacement of Digital Amplifier IC (IC6000) Disassembly of SMPS Module and Voltage Selector P.C.B. Disassembly of CD Mechanism Unit Disassembly of CD Interface P.C.B. Disassembly of Fan Unit 10.1.Screw Types 28 10.2.Disassembly Flow Chart 10.4.Top Cabinet 10.11. Main P.C.B. 10.14.CD Mechanism Uni

26、t 10.10. Rear Panel10.16. Fan Unit 10.15.CD Interface P.C.B. 10.5. 10.6. Front panel Unit 10.7. Panel P.C.B., LED P.C.B. and Mic P.C.B. 10.8. Remote Sensor P.C.B. 10.9. USB P.C.B. CD Lid 10.12.Digital Amplifier IC (IC6000) 10.13.SMPS Module and Voltage Selector P.C.B. 29 10.3.Main Components and P.C

27、.B. Locations 30 10.4.Disassembly of Top Cabinet Step 1 Remove 2 screws on each side. Step 2 Remove 5 screws. Step 3 Slightly pull both side of Top Cabinet outwards as arrow shown. Step 4 Slightly lift up both sides of Top Cabinet in an outward direction as shown. Step 5 Remove the Top Cabinet. Caut

28、ion: During assembling, ensure that the Top Cabinet catches are properly inserted into Front Panel Unit. 31 10.5.Disassembly of Front Panel Unit Refer to “Disassembly of Top Cabinet”. Step 1 Detach 5P Cable at the connector (CN2002) on Main P.C.B. Step 2 Detach 30P FFC at the connector (CN2000) on M

29、ain P.C.B. Step 3 Release tab at the left side of Front Panel Unit. 32 Step 4 Release tabs at bottom. Step 5 Release tab at the right side of Front Panel Unit. Step 6 Remove the Front Panel Unit as arrow shown. 10.6.Disassembly of Panel P.C.B., LED P.C.B. and Mic P.C.B. Refer to “Disassembly of Top

30、Cabinet”. Refer to “Disassembly of Front Panel Unit”. Step 1 Remove the Volume Knob. Step 2 Remove the Control Knob. 33 Step 3 Remove 7 screws. Step 4 Release catches by following the sequences (1-8). Step 5 Lift up the Panel P.C.B. and LED P.C.B. from Front Panel Unit. Caution: During assembling, e

31、nsure that LED P.C.B. is properly insert to Front Panel Unit. 34 Caution: During assembling, ensure that Panel P.C.B. is seated properly through the located & fully catched. Step 6 Remove 1 screw. Step 7 Release 1 catch. Step 8 Remove the Panel P.C.B., LED P.C.B. and Mic P.C.B. Caution: During assem

32、bling, ensure that Mic P.C.B. is seated properly through the located & fully catched. 10.7.Disassembly of Remote Sensor P.C.B. Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Refer to “Disassembly of Panel P.C.B., LED P.C.B. and Mic P.C.B.”. Step 1 Remove the Remot

33、e Sensor P.C.B. Caution: During assembling, ensure that Remote Sensor P.C.B. is properly inserted & fully connected to Panel P.C.B. 35 10.8.Disassembly of USB P.C.B. Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Step 1 Remove 1 screw. Step 2 Release 1 catch. Step

34、 3 Remove the USB P.C.B. Caution: During assembling, ensure that USB P.C.B. is seated properly through the located & fully catched. 10.9.Disassembly of CD Lid Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Step 1 Remove the spring as arrow shown in order of sequen

35、ce (1) to (3). Caution: During assembling, ensure that the spring is assembly at correct position. Step 2 Remove CD Lid as arrow shown. 36 10.10. Disassembly of Rear Panel Refer to “Disassembly of Top Cabinet”. Step 1 Remove 10 screws. Step 2 Detach Voltage Selector P.C.B. from Rear Panel as arrow s

36、hown. Step 3 Release 1 catch at the Fan Unit . Step 4 Remove the Fan Unit . Step 5 Lift up Inner Chassis Unit to release the catch between the Inner Chassis Unit and the Rear Panel. Step 6 Release 2 tabs. Step 7 Remove Rear Panel. 37 10.11. Disassembly of Main P.C.B. Refer to “Disassembly of Top Cab

37、inet”. Refer to “Disassembly of Rear Panel”. Step 1 Detach 5P Cable at the connector (CN2002) on Main P.C.B. Step 2 Detach 30P FFC at the connector (CN2000) on Main P.C.B. Step 3 Detach 13P Cable at the connector (CON2) on SMPS Module. Step 4 Detach 10P FFC at the connector (CN8251) on Main P.C.B. S

38、tep 5 Detach 24P FFC at the connector (FP8201) on Main P.C.B. Step 6 Detach 2P Wire at the connector (CN1001) on Main P.C.B. Step 7 Remove 2 screws. Step 8 Remove the Main P.C.B. Caution: During assembling, ensure that Main P.C.B. is seated properly through the located & fully guided. 38 10.12. Disa

39、ssembly of Digital Ampli- fier IC (IC6000) Refer to “Disassembly of Main P.C.B.”. 10.12.1. Disassembly of Digital Amplifier IC (IC6000) Caution: Handle the Main P.C.B. with caution due to its high temperature after prolonged use. Touching it may lead to injuries. Step 1 Place the Main P.C.B. on an i

40、nsulated material. Step 2 Remove 2 screws. Step 3 Lift up the Main P.C.B. as arrow shown. Caution: Keep the Heatsink Spacers in safe place. Avoid denting it, place it back during assembling. Step 4 Desolder the pins of the Digital Amplifier IC (IC6000). Step 5 Remove the Digital Amplifier IC (IC6000

41、). 10.12.2. Assembly of Digital Amplifier IC (IC6000) Step 1 Fix the Digital Amplifier IC (IC6000) onto the Main P.C.B. Step 2 Solder the pins of the Digital Amplifier IC (IC6000). Cautions: Ensure that the pins of the Digital Amplifier IC (IC6000) is positioned correctly on the Main P.C.B. before s

42、oldering. 39 Step 3 Fix Heatsink spacers onto Main Heatsink. Caotion: Ensure that the Heatsink Spacers are properly located and seated flatly onto Main Heatsink. Step 4 Apply grease to the Main Heatsink as indicate in the dia- gram. Caution: Ensure Grease thickness is about 0.2mm. Step 5 Upset the M

43、ain P.C.B. Step 6 Fix 2 screws. 10.13. Disassembly of SMPS Module and Voltage Selector P.C.B. Refer to “Disassembly of Top Cabinet.”. Refer to “Disassembly of Rear Panel”. Step 1 Detach 13P Cable at a connector (CON2) on the SMPS Module. Step 2 Remove 2 screws. Step 3 Remove the SMPS Module and the Voltage Selector P.C.B. Caution: During assembling, ensure that SMPS Module is seated properly through the located & fully guided. 40 10.14. Disassembly of CD Mecha- nism Unit Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Step 1 Remove 8 screws. Step 2 Det