Panasonic-SAVK480G-cs-sm 电路图 维修手册.pdf

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1、 Panasonic Corporation 2009. All rights reserved. Unauthorized copying and distribution is a violation of law. PSG0905024CE DVD Stereo System Model No.SA-VK480GA SA-VK480GC SA-VK480GS Product Color: (K).Black Type TABLE OF CONTENTS PAGEPAGE 1 Safety Precautions- 4 1.1. GENERAL GUIDELINES- 4 1.2. Saf

2、ety Precaution for AC Power Supply Cord (For GS only) - 5 1.3. Before Use (For GA/GS only) - 5 1.4. Before Repair and Adjustment- 5 1.5. Protection Circuitry- 5 1.6. Safety Parts Information- 6 2 Warning- 7 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatic Sensitive (ES) Devices-7 2.

3、2. Precaution of Laser Diode-8 2.3. Service caution based on Legal restrictions -9 2.4. Handling Precautions for Traverse Unit - 10 3 Service Navigation - 12 3.1. Service Information- 12 4 Specifications- 13 5 Location of Controls and Components- 15 5.1. Main Unit Key Button Operation- 15 Please fil

4、e and use this service manual together with the service manual for CR14D, Order No. PSG0905054AE RadioFans.CN 收音机爱 好者资料库 2 5.2. Remote Control Key Button Operation -16 5.3. Disc Information -17 5.4. Using the Music Port -19 5.5. DivX VOD Content-20 5.6. USB - Play and Recording-21 6 Self-Diagnosis a

5、nd Special Mode Setting -23 6.1. Service Mode Summary Table-23 6.2. Doctor Mode Table-25 6.3. Self-Diagnosis Mode Table -26 6.4. Service Mode Table (For DVD)-27 6.5. DVD Self Diagnostic Function-Error Code-35 6.6. Sales Demonstration Lock Function -40 7 Troubleshooting Guide-41 7.1. Troubleshooting

6、Guide for F61 and/or F76-41 7.2. Basic Troubleshooting Guide for Traverse Unit (DVD Module P.C.B.)-47 7.3. Basic Troubleshooting Guide for HDMI AV Output-48 8 Service Fixture Select an audio disc, otherwise recording will not start. Program mode is not applicable. Non audio discs will be ignored. No

7、te 1 Press , USB and then twice. 2 Press , to select. 3 Press DEL and a confirmation page will appear. 4 Press , to choose Yes or No then press OK. File will be deleted if you choose Yes and DELETING will blink on the FL display. This function allows you to erase unwanted tracks quickly and easily.

8、Erasing the recorded items NoYes mp3-002 Is it OK to delete? USB WRITE PROTECTED is displayed if the device is locked. Folders containing subfolders or unsupported files cannot be deleted. Note Erasing items in order (Playback Menu) While PLAYBACK MENU is displayed 1 Press , to select AUDIO/PICTURE

9、or VIDEO and press OK. When either one is selected, other file will become invisible and cannot be deleted. 2 Press DEL to delete. 3 Repeat step 2 until all files are deleted. 4 Re-insert the device to continue. RE-INSERT USB DEVICE will be displayed. PLAYBACK MENU AUDIO/PICTURE VIDEO OK MP3, WMA, J

10、PEG DivX, MPEG4 Track Divide 1Select FM , AM , MUSIC PORT , AUX or TAPE selector and press SETUP. TRDIVIDE will be displayed at FL display. 2Press , to choose between AUTO 5M or MANUAL . AUTO 5M is default setting. 3Press OK to activate at any time of recording. Recording track by track from tape. S

11、kip unnecessary noise by making new track. This function allows you to divide between tracks. You can choose; AUTO 5M, track is automatically divided every 5 minutes. MANUAL, press OK during recording to activate track divide. If the track is not divided manually, every 60 minutes, track will be div

12、ided automatically. If you press OK while using AUTO 5M mode during recording, the 5 minutes counts will be reset. Note This unit will analyse the USB device before recording. READING will blink on FL display. Note 23 6Self-Diagnosis and Special Mode Setting This unit is equipped with features od se

13、lf-diagnosis & special mode setting for checking the function & reliability. Special Note: Checking of the reliability (ageing) & changer operation must be carry out to ensure good working condition in unit. 6.1.Service Mode Summary Table 6.1.1.Doctor Mode Summary Table 6.1.2.Self-Diagnosis Mode Sum

14、mary Table 6.1.3.Service Mode Summary Table (For DVD) The service modes can be activated by pressing various button combination on the main unit and remote control unit. Below is the summary for the various modes for checking: Main unit buttonsRemote control unit buttonsApplicationNote 4, 7 Enter in

15、to doctor mode.(Refer to the section “6.2. Doctor Mode Table” for more information.) (In Doctor Mode)?DISC or 0133 (For Special Remote Control only) Changer check Main buttonsRemote control unit buttonsApplicationNote STOP + /FF/ -Entering into self-diagnostic mode.(Refer to the section “6.3.1. Self

16、-Diagnosis Mode Table 1” for more information.) (In self-diagnostic mode) + -Servicing the mechanism unit. (In self-diagnostic mode) + -Servicing the traverse unit. In Self-diagnosis mode 2Reliability 2 (Cycle)(Refer to the section “6.3.2. Self-Diagnosis Mode Table 2” for more information.) 3Reliabi

17、lity 3 (Combi) Main buttonsRemote control unit buttonsApplicationNote STOP0Error code display.(Refer to the section “6.4.1. Service Mode Table 1” for more informa- tion.) 5Jitter checking. PAUSEInitial setting of laser drive current. FUNCTIONSDVD laser drive current check.(Refer to the section “6.4.

18、2. Service Mode Table 2” for more informa- tion.) 3CD laser drive current check. 6Region display and mode.(Refer to the section “6.4.3. Service Mode Table 3“ for more informa- tion.) 7Micro-processor firmware version check. Initialization of the player (factory setting is restored). Used after repla

19、cement of Micro-processor (DV5 LSI) IC, FLASH ROM IC (IC8651), EEPROM IC (IC8611) and DVD Module P.C.B. 8DVD Module P.C.B. firmware version check.(Refer to the section “6.4.4. Service Mode Table 4“ for more informa- tion.) DISCCPPM/CPRM keys check. ENTERDVD Module P.C.B. reset. Timer 1 check.(Refer

20、to the section “6.4.5. Service Mode Table 5“ for more informa- tion.) Timer 1 reset. Timer 2 check. Timer 2 reset. 24 Note: An error code will be canceled if a power supply is turned OFF. *1: CPPM is the copy guard function beforehand written in the disk for protection of copyrights. *2: CEC is the

21、consumer electronic control used for high-level user control of HDMI-connected devices. *3: HDCP is the specification developed to control digital audio & video contents transmission for DVI or HDMI connections. 25 6.2.Doctor Mode Table CR14D Inspection To check the function operation of mechanism u

22、nit In Doctor mode: 1. Press DISC button on remote control. OR 0133 on Special Remote Control. To exist, press any key FL Display Key Operation Front Key Item DescriptionMode Name Doctor Mode 1. The check Sum of EPPROM and firmware version will be display. * ROM correction. * Firmware Version No: If

23、 there is no EEPROM Correction. checksum: (Condition 1): Opecon Version No Correction Point Data EEPROM Checksum (if applicable) Firmware Version (DEC) (Display 1) If the EEPROM version matches, checksum YYYY is displayed. If the version of the EEPROM does not match or not working properly NG is dis

24、played checksum: (Condition 2): checksum: (Condition 3): Checksum value (HEX) applicable when the EEPROM IC is installed Firmware Version (DEC) Firmware different from setFirmware Version (DEC) To enter into Doctor Mode for checking of variuos items and displaying EEPROM and firmware version. Note:

25、The micro-processor version as shown is an example. It will be revise when there is an update. FL Display sequence: Display 1 2. In CD Mode: 1. Press button on main unit follow by 4 and 7 on remote control. -DEMO To exist, press ok button on remote control or press /I, POWER button on main unit or r

26、emote control. 26 6.3.Self-Diagnosis Mode Table 6.3.1.Self-Diagnosis Mode Table 1 In self-diagnostic mode, press 1 button on main unit. To exit, power off the main unit Press EXCHANGE on main unit for error code. FL Display Key Operation Front Key Item Description Mode Name In DVD/CD mode (ensure no

27、 disc is inserted): Press and hold STOP button for five seconds, followed by /FF/ button on the main unit. To exit, press , AC IN button on main unit or remote control unit. To enter into self-diagnostic checking for CR14D mechanism. Self-Diagnostic Mode To unlock the mechanism unit for service. In

28、this mode, the disassembly of CR14D can be carry out. (Refer to original service manual for CR14D) 1. All trays are set to STOCK position. 2. Mechanism set to tray 1. 3. Cam gear set to HOME position. Service Mode 1 In self-diagnostic mode, press 2 button on main unit. To exit, power off the main un

29、it Press EXCHANGE on main unit for error code. To unlock the traverse unit for service. In this mode, traverse unit can be disassembled. (Refer to original service manual for CR14D) 1. Tray 5 set to Play position. 2. Mechanism set to tray 5. 3. Cam gear set to HOME position. Service Mode 2 /l (Refer

30、 to section 8.6.1. for information) 27 6.3.2.Self-Diagnosis Mode Table 2 6.4.Service Mode Table (For DVD) By pressing various button combinations on the main unit and remote control unit, you can activate the various service modes for checking. Special Note: Due to the limitations of the no. charact

31、ers that can be shown on the FL Display, the “FL Display” button on the remote control unit can be used to show the two display pages. (Display 1 / Display 2). Refer to Section 5.2 for the section on “Remote Control Key Buttons Operations”. FL Display Key Operation Front Key Item Description Mode Na

32、me In self-diagnostic mode, press 2 button on remote control. To exit, press button on the main unit or remote control unit. Reliability 2 (Traverse Cycle Test) To determine playability operation. In self-diagnostic mode, press 3 button on remote control. To exit, press button on the main unit or re

33、mote control unit. Reliability 3 (Combi Cycle Test) The combine test for both load & traverse cycle test. /l /l The counter will increment by one. When reach 99999 will change to 00000 Display 1 Display 2 The counter will increment by one. When reach 99999 will change to 00000 Display 1 Display 2 28

34、 6.4.1.Service Mode Table 1 FL Display Key Operation Front Key Item Jitter check Description Mode Name Initial setting of laser drive current Error code display Cancelled automatically 5 seconds later. To exit, press POWER button on main unit or remote control. Press FL Display on remote control uni

35、t for next page (FL Display) on values of laser drive current. Cancelled automatically 5 seconds later. Press STOP button to exit. In STOP (no disc) mode, press STOP button on the main unit, and 5 button on the remote control unit. Jitter check. Jitter rate is measured and displayed. Measurement is

36、repeatedly done in the cycle of one second. Read error counter starts from zero upon mode setting. When target block data failed to be read out, the counter advances by one increment. When the failure is caused by minor error, it may be corrected when retried to enable successful reading. In this ca

37、se, the counter advances by one. When the error persists even after retry, the counter may jump by two or more. FL Display sequence: Display 1 2. Jitter rate is shown in decimal notation to one place of decimal. Focus drive value is shown in hexadecimal notation. (Display 1) (Display 1) (Display 2)

38、(Display 2) In STOP (no disc) mode, press STOP button on the main unit, and 0 button on the remote control unit. * With pointing of cursor up and down on display. Error code check The latest error code stored in the EEPROM IC is displayed. Note: Refer to Section 8.4 DVD Self Diagnostic Function-Erro

39、r Code for more detailed information on the error codes. In STOP (no disc) mode, press STOP button on the main unit, and PAUSE button on the remote control unit. Initial setting of laser drive current. Initial current value for the DVD laser and CD laser is separately saved in the EEPROM IC. FL Disp

40、lay sequence: Display 1 2. Press FL Display on remote control unit for next page (FL Display). Jitter Rate Lead Error Counter Focus Drive Value Jitter Check Mode U / H / F Laser Current Measurement Mode CD Laser Identify as LDO mode DVD Laser Error code (play_err) is expressed in the following conve

41、ntion. Error code = 0 x DAXX is expressed: DVDnn U12 Error code = 0 x DBXX is expressed: DVDnn H12 Error code = 0 x DXXX is expressed: DVDnn F123 Error code = 0 x 0000 is expressed: DVDnn F- * xx denotes the error code The value denotes the current in decimal notation. The above example shows the in

42、itial current is XXXmA and YYYmA for CD laser and DVD laser respectively when the laser is switched on. 29 6.4.2.Service Mode Table 2 FL Display Key Operation Front Key Item DescriptionMode Name Press FL Display on remote control unit for next page. (FL Display) Cancelled automatically 5 seconds lat

43、er. CD laser drive current measurement In STOP (no disc) mode, press STOP button on the main unit, and 3 button on the remote control unit. CD laser drive current measurement. CD laser drive current is measured and the result is displayed together with the initial value stored in the EEPROM IC. Afte

44、r the measurement, CD laser emission is kept on. It is turned off when POWER key is switched off. FL Display sequence: Display 1 2. CD Laser Current Measurement Mode CD Laser Initial Value CD Laser Value The value denotes the current in decimal notation. The above example shows the initial current i

45、s XXXmA and the measured value is YYYmA. DVD laser drive current measurement Press FL Display on remote control unit for next page (FL Display) on values of dvd drive current. Cancelled automatically 5 seconds later. (Display 1) (Display 2) (Display 1) (Display 2) In STOP (no disc) mode, press STOP

46、button on the main unit, and FUNCTIONS button on the remote control unit. DVD laser drive current measurement. DVD laser drive current is measured and the result is displayed together with the initial value stored in the EEPROM IC. After the measurement, DVD laser emission is kept on. It is turned off when POWER key is switched off. FL Display sequence: Display 1 2. DVD laser current measurement mode DVD Laser Initial Value DVD Laser Value Identify as LDD mo