Panasonic-SAAKX77P-cs-sm 电路图 维修手册.pdf

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1、 Panasonic Corporation 2013. All rights reserved. Unauthorized copying and distribution is a violation of law. PSG1307005CE CD Stereo System Model No.SA-AKX57PN SA-AKX77PH SA-AKX77PN SC-AKX57PN SC-AKX77PH SC-AKX77PN Product Color: (K).Black Type TABLE OF CONTENTS PAGEPAGE 1 Safety Precautions- 3 1.1

2、. 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. Caution For Fuse Replacement- 4 1.6. Safety Parts Information- 5 2 Warning- 6 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices-

3、6 2.2. Precaution of Laser Diode- 7 2.3. Service caution based on Legal restrictions- 8 2.4. Handling Precautions for Traverse Assy -9 2.5. Grounding for electrostatic breakdown prevention- 10 3 Service Navigation - 11 3.1. Service Information- 11 3.2. Firmware Update Procedure- 11 4 Specifications-

4、 12 5 General/Introduction- 13 5.1. Media Information- 13 6 Location of Controls and Components- 14 6.1. Remote Control Key Button Operation - 14 6.2. Main Unit Key Button Operation- 15 Please refer to the original service manual for: CD Mechanism Unit (BRS11C), Order No. PSG1102001CE Speaker system

5、 SB-AKX76PN-K, Order No. PSG1304024CE (For SA-AKX77PN/PH) Speaker system SB-AKX56PN-K, Order No. PSG1304049AE (For SA-AKX57PN) RadioFans.CN 收音机爱 好者资料库 2 7 Installation Instructions-16 7.1. Speaker and A/C Connection -16 8 Service Mode-17 8.1. Cold-Start-17 8.2. Service Mode Table-17 8.3. Doctor Mode

6、 Table-18 8.4. Reliability Test Mode (CD Mechanism Unit)-21 8.5. Self-Diagnostic Mode -22 8.6. Self-Diagnostic Error Code Table -22 8.7. Sales Demonstration Lock Function -23 9 Troubleshooting Guide-24 10 Disassembly and Assembly Instructions-25 10.1. Screw Types-25 10.2. Disassembly Flow Chart-26 1

7、0.3. Main Components and P.C.B. Locations-27 10.4. Disassembly of Top Cabinet-28 10.5. Disassembly of Front Panel Unit-29 10.6. Disassembly of Panel P.C.B., Memory LED P.C.B. and Music Port P.C.B.-30 10.7. Disassembly of Remote Sensor P.C.B.-31 10.8. Disassembly of Bluetooth P.C.B.-31 10.9. Disassem

8、bly of USB P.C.B. -32 10.10. Disassembly of Rear Panel-32 10.11. Disassembly of Main P.C.B.-33 10.12. Disassembly of SMPS P.C.B. and Voltage Selector P.C.B.-34 10.13. Disassembly of CD Mechanism Unit-35 10.14. Disassembly of CD Interface P.C.B.-37 10.15. Disassembly of Fan Unit -37 11 Service Positi

9、on-38 11.1. Checking of Panel P.C.B. -38 11.2. Checking of Main P.C.B. (Side A)-38 11.3. Checking of Main P.C.B. (Side B)-38 11.4. Checking of SMPS P.C.B. (Side A)-39 12 Block Diagram -41 12.1. Servo X : NG (In case that time out happens.) : Either one of FO AOC, TR AOC and FO coarse AGC is NG. : If

10、 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 2) (Display 1) Version (Decimal) ROM Type Year Develop after 2 sec Checksum (Hex) Bluetooth Version Check Bluetooth module will need some tim

11、e to power up and read the version display. Meanwhile _BT_ll-_ will show before the ver. numbers appear. 2s display count should start after flash version number appear. Bluetooth Check 1. Bluetooth device will start pairing. 2. Once connected it wll autoplay for 5 sec and auto disconect. ( 2 sec) 1

12、. Go to Bluetooth selector and enter Doctor Mode. 1. Go to Bluetooth selector and enter Doctor Mode. 2. Press USBO/II on remote control. 3. Device will display SC-MAX250-X, SC-MAX150-X. (X = region number) ( 2 sec) v = flash version (07), w = flash sub version (0F), x = control version (0F), yyy = E

13、EPROM version (0255), zz = EEPROM sub version (099), 2. Press 10 2 4 and display will show. 21 8.4.Reliability Test Mode (CD Mechanism Unit) Below is the process flow chart of the aging test for the CD Mechanism Unit. Figure 8-1 Reliability Test (Loading) Figure 8-2 Reliability Test (Traverse) Figur

14、e 8-3 Reliability Test (Combination) 22 8.5.Self-Diagnostic Mode 8.6.Self-Diagnostic Error Code Table Self-Diagnostic Function (Refer Section 8.5. Self-Diagnostic Mode) provides information on any problems occurring for the unit and its respective components by displaying the error codes. These erro

15、r code such as U*, H* and F* are stored in memory and held unless it is cleared. The error code is automatically display after entering into self-diagnostic mode. 8.6.1.Power Supply Error Code Table 8.6.2.CD Mechanism Error Code Table FL Display Key Operation Front Key Item Description Mode Name To

16、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) Self 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

17、 on main unit for 2 seconds. Step 1: In self diagnostic mode, Press on main unit. To exit, press 1 on main unit or remote control. Step 1: In self diagnostic mode, Press 0 on remote control. To exit, press 1 on main unit or remote control. Example: / Error CodeDiagnostic ContentsDescription of error

18、Automatic FL DisplayRemarks CD H15CD Open AbnormalDuring operation POS_SW_R 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. CD H16CD Closing AbnormalDuring operation POS_SW_CEN On fail to be detected with 4 sec. Error No.

19、shall be clear by force or during cold start. Press on main unit for next error. F26Communication 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. 23 8.7.Sales Demonstration Lock Function 8.7.1.

20、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 sec or more. The display will show upon entering into this mode for 2

21、 sec. Note: OPEN/CLOSE button is invalid and the main unit displays “LOCKED” while the lock function mode is entered. 8.7.2.Cancellation of Sales demonstration lock mode Step 1: Turn on the unit. Step 2: Select to any mode function. Step 3: Set volume to Vol 19. Step 4: Press and hold OPEN/CLOSE and

22、 CD keys for 5 sec or more. The display will show upon entering into this mode for 2 sec. 24 9Troubleshooting Guide “Contents for this section is not available at time of issue” 25 10 Disassembly and Assembly Instructions Illustration is based on SA-AKX77PH-K. Caution Note: This section describes th

23、e 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 process, please ensure all the safety precaut

24、ions & 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 below) During disassembly and assembly, pleas

25、e 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 or replacement are required. Disassembly of T

26、op Cabinet Disassembly of Front Panel Unit Disassembly of Panel P.C.B., Memory LED P.C.B. and Music Port P.C.B. Disassembly of Remote Sensor P.C.B. Disassembly of Bluetooth P.C.B. Disassembly of USB P.C.B. Disassembly of Rear Panel Disassembly of Main P.C.B. Disassembly of SMPS P.C.B. and Voltage Se

27、lector P.C.B. Disassembly of CD Mechanism Unit Disassembly of CD Interface P.C.B. Disassembly of Fan Unit 10.1.Screw Types 26 10.2.Disassembly Flow Chart 27 10.3.Main Components and P.C.B. Locations 28 10.4.Disassembly of Top Cabinet Step 1 Remove 2 screws on each side. Step 2 Remove 5 screws. Step

28、3 Release both sides of Top Cabinet outwards as arrow shown. Step 4 Slightly lift up the Top Cabinet. Step 5 Remove the Top Cabinet. Caution: During assembling, ensure that the Top Cabinet is inserted properly into the Front Panel Unit as shown. 29 10.5.Disassembly of Front Panel Unit Refer to “Disa

29、ssembly of Top Cabinet”. Step 1 Detach 10P FFC at connector (FP3002) on Main P.C.B. Step 2 Detach 30P FFC at connector (CN2004) on Main P.C.B. Step 3 Detach 5P Cable Wire at connector (CN2001) on Main P.C.B. Step 4 Detach Digital Ground Wire on Rear Panel. Step 5 Remove 1 screw. Step 6 Release Digit

30、al Ground Wire between Music Port P.C.B. and Inner Chassis. Step 7 Release tabs on both side of the Front Panel Unit. Step 8 Release tabs at bottom of unit. Step 9 Detach to remove the Front Panel Unit. 30 10.6.Disassembly of Panel P.C.B., Memory LED P.C.B. and Music Port P.C.B. Refer to “Disassembl

31、y of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Step 1 Remove Volume Knob. Step 2 Remove Control Knob. Step 3 Remove 6 screws. Step 4 Release catches in sequences (1-9). Step 5 Lift up the Panel P.C.B. and Memory LED P.C.B. from Front Panel Unit. 31 Step 6 Remove 1 screw. Step 7 Relea

32、se catch. Step 8 Remove the Panel P.C.B., Memory LED P.C.B. and Music Port P.C.B. 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., Memory LED P.C.B. and Music Port P.C.B. Step 1 Remove R

33、emote Sensor P.C.B. Caution: During assembling, ensure that the Remote Sen- sor P.C.B. is properly inserted & fully attached to Panel P.C.B. 10.8.Disassembly of Bluetooth P.C.B. Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Refer to “Disassembly of Panel P.C.B.,

34、Memory LED P.C.B. and Music Port P.C.B. Step 1 Remove 1 screw. Step 2 Remove Bluetooth Block. Step 3 Release catch. Step 4 Remove Bluetooth P.C.B. from Bluetooth P.C.B. holder. 32 10.9.Disassembly of USB P.C.B. Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Step 1

35、 Remove 1 screw. Step 2 Release 1 catch. Step 3 Remove USB P.C.B. 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. Step 3 Release catch. Step 4 Remove Fan Unit. Step 5 Detach Digital Ground Wire. Step 6 Release 2 t

36、abs. Step 7 Detach to remove Rear Panel. 33 10.11. Disassembly of Main P.C.B. Refer to “Disassembly of Top Cabinet”. Step 1 Detach 10P FFC at connector (FP3002) on Main P.C.B. Step 2 Detach 30P FFC at connector (CN2004) on Main P.C.B. Step 3 Detach 5P Cable Wire at connector (CN2001) on Main P.C.B.

37、Step 4 Detach 2P Cable at connector (CN2007) on Main P.C.B. Step 5 Detach 13P Cable at connector (CN5802) on SMPS P.C.B. Step 6 Remove 2 screws. Step 7 Remove 4 screws. Step 8 Detach to lift up the Main P.C.B. 34 Step 9 Detach 24P FFC at connector (FP8201) on Main P.C.B. Step 10 Detach 10P FFC at co

38、nnector (FP8251) on Main P.C.B. Step 11 Remove the Main P.C.B. 10.12. Disassembly of SMPS P.C.B. and Voltage Selector P.C.B. Refer to “Disassembly of Top Cabinet”. Step 1 Remove 2 screws. Step 2 Detach 13P Cable Wire at connector (CN5802) on SMPS P.C.B. Step 3 Detach Voltage Selector P.C.B. Step 4 R

39、emove 3 screws. 35 Step 5 Release the P.C.B. Spacer. Step 6 Remove the SMPS P.C.B. and Voltage Selector P.C.B. Caution: During assembling, ensure that SMPS P.C.B. is seated properly into the locators. 10.13. Disassembly of CD Mecha- nism Unit Refer to “Disassembly of Top Cabinet”. Refer to “Disassem

40、bly of Front Panel Unit”. Step 1 Remove 1 screw. Step 2 Remove 1 screw. Step 3 Detach 13P Cable at connector (CN5802) on SMPS P.C.B. 36 Step 4 Detach 24P FFC at connector (FP8201) on Main P.C.B. Step 5 Detach 10P FFC at connector (FP8251) on Main P.C.B. Step 6 Release 2 tabs. Step 7 Release 2 catche

41、s. Step 8 Lift up the main block (Main P.C.B., Rear Panel, SMPS P.C.B. and inner chassis). Step 9 Remove 2 screws. Step 10 Remove CD Mechanism Unit. 37 10.14. Disassembly of CD Interface P.C.B. Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Refer to “Disassembly o

42、f CD Mechanism Unit”. Step 1 Remove 2 screws. Step 2 Desolder pins of the motor (M7301). Step 3 Desolder pins of the motor (M7302). Step 4 Remove CD Interface P.C.B. 10.15. Disassembly of Fan Unit Refer to “Disassembly of Top Cabinet”. Step 1 Remove 1 screw. Step 2 Detach 2P Cable Wire at connector

43、(CN2007) on Main P.C.B. Step 3 Release catch. Step 4 Remove Fan Unit. 38 11 Service Position Note: For description of the disassembly procedures, see the Section 10. 11.1.Checking of Panel P.C.B. Step 1 Remove Top Cabinet. Step 2 Remove Front Panel Unit. Step 3 Position the Front Panel Unit as shown

44、. Step 4 Attach 10P FFC at connector (FP3002) on Main P.C.B. Step 5 Attach 30P FFC at a connector (CN2004) on the Main P.C.B. Step 6 Attach 5P Cable Wire at connector (CN2001) on Main P.C.B. Step 7 Panel P.C.B. can be check at diagram shown. 11.2.Checking of Main P.C.B. (Side A) Step 1 Remove Top Cabi