Panasonic-SAMAX700GS-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. PSG1303039CE CD Stereo System Model No.SA-MAX700GS Product Color: (K).Black Type TABLE OF CONTENTS PAGEPAGE 1 Safety Precautions- 3 1.1. General Guidelines- 3 1.2. Before Use - 4 1.3. Befor

2、e Repair and Adjustment- 4 1.4. Protection Circuitry- 4 1.5. Caution For AC Cord - 5 1.6. Caution For Fuse Replacement- 6 1.7. 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、.3. Service caution based on Legal restrictions- 9 2.4. Handling Precautions for Traverse Unit-10 2.5. Grounding for electrostatic 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. M

4、edia Information- 15 6 Location of Controls and Components- 16 6.1. Remote Control Key Button Operation - 16 6.2. Main Unit Key Button Operation- 17 7 Installation Instructions - 18 7.1. Speaker and A/C Connection- 18 8 Service Mode- 19 8.1. Cold-Start - 19 Please refer to the original service manua

5、l for: ? ? CD Mechanism Unit, Order No. PSG1201019AE ? ? Speaker system SB-MAX700GSK, Order No. PSG1301011CE RadioFans.CN 收音机爱 好者资料库 2 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 Demons

6、tration Lock Function -25 9 Troubleshooting Guide-26 10 Disassembly and Assembly Instructions-27 10.1. Screw Types-27 10.2. 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 FL Dis

7、play P.C.B. -31 10.7. Disassembly of Illumination Button P.C.B.-32 10.8. Disassembly of Control P.C.B.-32 10.9. Disassembly of Control Jog LED P.C.B.-34 10.10. Disassembly of Volume P.C.B.-34 10.11. Disassembly of Volume Jog LED P.C.B. -36 10.12. Disassembly of Remote Sensor P.C.B.-36 10.13. Disasse

8、mbly of USB P.C.B. -36 10.14. Disassembly of Mic P.C.B.-37 10.15. Disassembly of LED P.C.B.-37 10.16. Disassembly of CD Lid-38 10.17. Disassembly of Rear Panel-39 10.18. Disassembly of CD Mechanism Unit-40 10.19. Disassembly of Main P.C.B.-40 10.20. Disassembly of Digital Amplifier IC (IC2501/ IC250

9、2/IC2503/IC2504) -41 10.21. Disassembly of SMPS P.C.B. and Voltage Selector P.C.B.-42 10.22. Replacement of Switching Regulator (Q5700) -44 10.23. Replacement of Rectifier Diode (D5801)-46 10.24. Replacement of Rectifier Diode (D5802)-47 10.25. Disassembly of CD Interface P.C.B.-49 11 Service Positi

10、on-50 11.1. Checking of FL Display P.C.B., Control P.C.B., Volume P.C.B., Mic P.C.B. and USB P.C.B. -50 11.2. Checking of Main P.C.B. (Side B)-51 11.3. Checking of Main P.C.B. (Side A)-52 11.4. Checking of SMPS P.C.B.-53 12 Block Diagram -55 12.1. Servo X : NG (In case that time out happens.) : Eith

11、er one of FO 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 2) (Display 1) Version (Decimal) ROM Type Year Develop after 2 sec Checksum (Hex) 23 8.

12、3.Reliability 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

13、Count up First 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 S

14、elf-Diagnostic 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 auto

15、matically display 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 (EE

16、PROM 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 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:

17、 In self diagnostic 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 Er

18、ror Code Table (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 k

19、eys for 5 sec 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 mod

20、e function. 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 fai

21、l 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. shall be clear by force or during cold start. Press on main unit for next error. F

22、26Communication 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

23、 Caution Note: This section describes the disassembly and/or assembly procedures for all major printed circuit boards & main components 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

24、, 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 below)

25、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 or repl

26、acement are required. Disassembly of Top Cabinet Disassembly of Front Panel Unit Disassembly of FL Display P.C.B. Disassembly of Illumination Button P.C.B. Disassembly of Control P.C.B. Disassembly of Control Jog LED P.C.B. Disassembly of Volume P.C.B. Disassembly of Volume Jog LED P.C.B. Disassembl

27、y of Remote Sensor P.C.B. Disassembly of USB P.C.B. Disassembly of Mic P.C.B. Disassembly of LED P.C.B. Disassembly of CD Lid P.C.B. Disassembly of CD Mechanism Unit Disassembly of Rear Panel Disassembly of Main P.C.B. Replacement of Digital Amplifier IC (IC2501,IC2502,IC2503,IC2504) Disassembly of

28、SMPS P.C.B. and Voltage Selector P.C.B. Replacement of Switching Regulator (Q5700) Replacement of Rectifier Diode (D5801) Replacement of Rectifier Diode (D5802) Disassembly of CD Interface P.C.B. 10.1.Screw Types 28 10.2.Disassembly Flow Chart 10.4. Top Cabinet 10.5. Front Panel Unit 10.6. FL Displa

29、y P.C.B. 10.8. Control P.C.B. 10.9. Control Jog LED P.C.B. 10.7. Illumination Button P.C.B. 10.11. Volume Jog LED P.C.B. 10.12. Remote Sensor P.C.B. 10.10. Volume P.C.B. 10.13. USB P.C.B. 10.14. Mic P.C.B. 10.15. LED P.C.B. 10.19. Main P.C.B. 11.15. CD Lid 10.17. CD Mechanism Unit 10.25. CD Interfac

30、e P.C.B. 10.22. Switching Regulator (Q5700) 10.23. Rectifier Diode (D5801) 10.24. Rectifier Diode (D5802) 10.21. SMPS P.C.B. and Voltage Selector P.C.B. 10.20. Digital Amplifier IC (IC2501,IC2502, IC2503,IC2504) 10.18. Rear Panel 29 10.3.Main Components and P.C.B. Locations 30 10.4.Disassembly of To

31、p Cabinet Step 1 Remove 3 screws. Step 2 Remove 3 screws. Step 3 Remove 5 screws. Step 4 Slightly release both sides of the Top Cabinet outwards as arrow shown. Step 5 Slightly lift up the Top Cabinet. Step 6 Remove the Top Cabinet. Caution: During assembling, ensure that the catches of the Top Cabi

32、net catches are properly located & inserted into the Front Panel Unit as shown. 31 10.5.Disassembly of Front Panel Unit Refer to “Disassembly of Top Cabinet”. Step 1 Remove 1 screw. Step 2 Detach 10P FFC at the connector (CN2002) on Main P.C.B. Step 3 Detach 11P Cable at the connector (CN2001) on Ma

33、in P.C.B. Step 4 Detach 30P FFC at the connector (CN2004) on Main P.C.B. Step 5 Detach 5P Wire at the connector (FP3001) on Main P.C.B. Step 6 Release tabs at the bottom of the unit. Step 7 Remove the Front Panel Unit 10.6.Disassembly of FL Display P.C.B. Refer to “Disassembly of Top Cabinet”. Refer

34、 to “Disassembly of Front Panel Unit”. Step 1 Remove 6 screws. Step 2 Release 4 catches. Step 3 Lift up the FL Display P.C.B. 32 Step 4 Detach 30P FFC at a connector (CN6002) on the FL Display P.C.B. Caution: During assembling, ensure that the FL Display P.C.B. is properly located and fully catched

35、onto Front Panel Unit. 10.7.Disassembly of Illumination Button P.C.B. Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Step 1 Remove 2 screws. Step 2 Detach 2P Cable at a connector (CN6800) on the Illumi- nation Button P.C.B. Step 3 Lift up to remove the Illuminatio

36、n Button P.C.B. 10.8.Disassembly of Control P.C.B. Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Refer to “Disassembly of FL Display P.C.B.”. Step 1 Remove the Control Knob. 33 Step 2 Remove 2 screws. Step 3 Remove the Side Cover. Step 4 Remove 4 screws. Step 5 D

37、etach 6P FFC at a connector (CN6111) on the Control Jog LED P.C.B. Step 6 Release catches by following the sequences (1-3). Step 7 Detach 12P Cable at a connector (CN6200) on the Con- trol P.C.B. 34 Caution: During assembling, ensure that the Control P.C.B. is properly located and fully catched onto

38、 the Front Panel Unit. 10.9.Disassembly of Control Jog LED P.C.B. Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Refer to “Disassembly of FL Display P.C.B.”. Refer to “Disassembly of Control P.C.B.”. Step 1 Lift up to remove the Control Jog LED P.C.B. Caution: Dur

39、ing assembling, ensure that the Control Jog LED P.C.B. is properly located & fully seated onto the Front Panel Unit. 10.10. Disassembly of Volume P.C.B. Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Refer to “Disassembly of FL Display P.C.B.”. Refer to “Disassemb

40、ly of Control P.C.B.”. Step 1 Remove the Volume Knob. Step 2 Remove 2 screws. Step 3 Remove the Side Cover. 35 Step 4 Remove 5 screws. Step 5 Detach 6P FFC at a connector (CN6112) on the Volume Jog LED P.C.B. Step 6 Detach 4P Cable at a connector (CN5700) on the LED P.C.B. Step 7 Detach 2P Cable at

41、a connector (CN6800) on the Illumi- nation Button P.C.B. Step 8 Detach 8P Cable at a connector (CN6103) on the Mic P.C.B. Step 9 Release catches by following the sequences (1-4). Caution: During assembling, ensure that the Volume P.C.B. is properly located and fully catched onto the Front Panel Unit

42、. 36 10.11. Disassembly of Volume Jog LED P.C.B. Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Refer to “Disassembly of FL Display P.C.B.”. Refer to “Disassembly of Control P.C.B.”. Refer to “Disassembly of Volume P.C.B.”. Step 1 Lift up to remove the Volume Jog

43、LED P.C.B. Caution: During assembling, ensure that the Volume Jog LED P.C.B. is properly located & fully seated onto the Front Panel Unit. 10.12. Disassembly of Remote Sensor P.C.B. Refer to “Disassembly of Top Cabinet”. Refer to “Disassembly of Front Panel Unit”. Refer to “Disassembly of FL Display P.C.B.”. Refer to “Disassembly of Control P.C.B.”. Refer to “Disassembly of Volume P.C.B.”. Step 1 Remove the the Remote Sensor P.C.B.