Panasonic-SAPT22EP-htss-sm 电路图 维修手册.pdf

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1、 Panasonic Corporation 2010. All rights reserved. Unauthorized copying and distribution is a violation of law. PSG1007013CE DVD Home Theater Sound System Model No.SA-PT22EP Product Color: (K).Black Type TABLE OF CONTENTS PAGEPAGE 1 Safety Precautions- 3 1.1. GENERAL GUIDELINES- 3 1.2. Before Repair

2、and Adjustment- 3 1.3. Protection Circuitry- 4 1.4. Safety Parts Information- 4 2 Warning- 5 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatic Sensitive (ES) Devices - 5 2.2. Precaution of Laser Diode- 6 2.3. Service caution based on Legal restrictions- 7 2.4. Handling Precautions fo

3、r Traverse Unit- 8 3 Service Navigation - 10 3.1. Service Information- 10 4 Specifications- 11 5 Location of Controls and Components- 13 5.1. Remote Control Key Button Operations- 13 5.2. Main Unit Key Button Operations- 14 5.3. Speaker Connection- 15 5.4. Disc Information- 16 6 Self-Diagnostic and

4、Special Mode Setting - 18 6.1. Cold-Start - 18 6.2. Service Mode Table - 18 Note: Please refer to the original service manual for: ? ? DVD Mechanism Unit (DLS6E), Order No. PSG0909002AE ? ? Speaker system SB-PT90EG-K, Order No. PSG1005051CE RadioFans.CN 收音机爱 好者资料库 2 6.3. Self-Diagnostic Mode -24 6.4

5、. DVD Self Diagnostic Function Error Code-25 6.5. Sales Demonstration Lock Function -28 6.6. Firmware Version-Up Information-29 7 Troubleshooting Guide-32 7.1. Troubleshooting Guide for F61 and/or F76-32 7.2. Basic Troubleshooting Guide for Traverse Unit (DVD Module P.C.B.)-36 8 Disassembly and Asse

6、mbly Instructions-37 8.1. Disassembly Flow Chart-38 8.2. Main Components and P.C.B. Locations-39 8.3. Disassembly of Top Cabinet-40 8.4. Disassembly of Scart P.C.B.-40 8.5. Disassembly of Rear Panel-41 8.6. Disassembly of DVD Mechanism Unit (DLS6E) -42 8.7. Disassembly of DVD Module P.C.B.-43 8.8. D

7、isassembly of SMPS P.C.B.-44 8.9. Replacement of Switching Regulator IC (IC5701) -45 8.10. Replacement of Diode (D5802) -46 8.11. Disassembly of Main/D-Amp P.C.B.-47 8.12. Replacement of Digital Amplifier IC (IC403/ IC404/IC405)-49 8.13. Disassembly of Front Panel Assembly -50 8.14. Disassembly of F

8、L P.C.B.-52 8.15. Disassembly of Volume Button P.C.B.-53 8.16. Disassembly of Power Button P.C.B.-53 8.17. Replacement of DVD Lid Assembly-54 9 Assembling and Disassembling of Traverse Unit-57 9.1. Disassembly of Traverse Unit-57 9.2. Assembly of Traverse Unit-57 10 Service Position-59 10.1. Checkin

9、g 0.3 Vp-p (75 ) NTSC; 0.286 Vp-p (75 ) Terminal:SCART jack (1 system) RGB video output R output level:0.7 Vp-p (75 ) G output level:0.7 Vp-p (75 ) B output level:0.7 Vp-p (75 ) Terminal:SCART jack (1 system) Note: 1.Specifications are subject to change without notice. Mass and dimensions are approx

10、imate. 2.Total harmonic distortion is measured by the digital spectrum analyzer. Solder: This model uses lead free solder (PbF). Refer to their respective original service manuals for *1. 12 13 5Location of Controls and Components 5.1.Remote Control Key Button Operations 14 5.2.Main Unit Key Button

11、Operations 15 5.3.Speaker Connection 16 5.4.Disc Information 5.4.1.Disc Playability (Media) 17 5.4.2.File Extension Type Support (MP3/JPEG/MPEG4/DivX) 18 6Self-Diagnostic and Special Mode Setting 6.1.Cold-Start Here is the procedure to carry out cold-start or initialize to shipping mode. 1. Unplug A

12、C power cord 2. Press & hold POWER button 3. Plug AC power cord while POWER button being pressed FL Display will show “_ _ _ _ _ _ _ _” 4. Release POWER button 6.2.Service Mode Table By pressing various button combinations on the main unit and remote control unit, you can activate the various servic

13、e modes for checking. Special Note: Due to the limitations of the no. characters 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 5.1 for the section on “Remote Control Key But

14、tons Operations”. 19 6.2.1.Service Mode Table 1 (For DVD) Initial setting of laser drive current Jitter checkJitter check. Jitter rate is measured and displayed. Measurement is repeatedly done in the cycle of one second. Read error counter starts from zero upon mode setting. When target block data f

15、ailed 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 case, the counter advances by one. When the error persists even after retry, the counter may jump by two or more. FL Display

16、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) Jitter rateJitter check mode (Display 2) Lead Error Counter Focus Drive Value Press POWER or STOP button to exit. In STOP (with disc inside tray) m

17、ode, press STOP button on the main unit, and 5 button on the remote control unit. Press FL Display on remote control unit for next page (FL Display). Error code check Error code check The latest error code stored in the EEPROM IC is displayed. Note: Refer to Section 6.4 DVD Self Diagnostic Function-

18、Error Code for more detailed information on the error codes. Error code (play_err) is expressed in the following convention. 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 expresse

19、d: ?DVDnn F- * xx denotes the error code F / H / U To exit, press POWER button on main unit or remote control. 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. Press FL Display on remote control unit

20、 for next page (FL Display) on values of laser drive current. In STOP (no disc) mode, press STOP button on the main unit, and PAUSE button on the remote control. 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

21、lay sequence: Display 1 2. The value denotes the current in decimal notation. The above example shows the initial current is XXXmA and YYYmA for CD laser and DVD laser respectively when the laser is switched on. (Display 1) Laser current measurement mode (Display 2) CD Laser DVD Laser FL Display Key

22、 Operation Front Key Item DescriptionMode Name 20 6.2.2.Service Mode Table 2 (For DVD) FL Display Key Operation Front Key Item DescriptionMode Name CD laser drive current measurement Press FL Display on remote control unit for next page. (FL Display) In STOP (no disc) mode, press STOP button on the

23、main unit, and 3 button on the remote control unit. The value denotes the current in decimal notation. The above example shows the initial current is XXXmA and the measured value is YYYmA. DVD laser drive current measurement CD laser current measurement mode (Display 1) CD laser initial value CD las

24、er value (Display 2) Press FL Display on remote control unit for next page (FL Display) on values of dvd drive current. In STOP (no disc) mode, press STOP button on the main unit, and FUNCTIONS button on the remote control unit. The value denotes the current in decimal notation. The above example sh

25、ows the initial current is XXXmA and the measured value is YYYmA. DVD laser current measurement mode (Display 1) DVD Laser Initial Value DVD Laser Value (Display 2) DVD laser drive current measurement. DVD laser drive current is measured and the result is displayed together with the initial value st

26、ored 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. CD laser drive current measurement. CD laser drive current is measured and the result is displayed together with the initial value stored in

27、 the EEPROM IC. After the measurement, CD laser emission is kept on. It is turned off when POWER key is switched off. FL Display sequence: Display 1 2. Region code display, TV broadcasting system & the model no. information. Note: Refer to Figure 6.1 for Video Design Information. Region display Disp

28、lay is automatically clear after 5 seconds. In STOP (no disc) mode, press STOP button on the main unit, and 6 button on the remote control unit. N: no PAL / P: PAL Model No. Information N: NTSC / 6: PAL60 Region No.: 0-8 CPPM/CRM Keys Check Cancelled automatically 5 seconds later. In STOP (no disc)

29、mode, press STOP button on the main unit, and SOUND button on the remote control unit. 0: NG 1: OK 0: NG 1: OK CPPM/CRM refers to the Content Protection for Recordable Media and Pre-Recorded Media. It displays the existence of the keys as 1 or 0. OK: Existing of keys. NG: Non existing of keys. 21 6.

30、2.3.Service Mode Table 3 (For DVD) FL Display Key Operation Front Key Item DescriptionMode Name Initialization Micro-processor firmware version display & EEPROM checksum display. DVD Module P.C.B. Reset Initialization. User settings are cancelled and player is initialized to factory setting. It is n

31、ecessary when after replacement of Micro-processor (DV5 LSI) IC, FLASH ROM IC (IC8651), EEPROM IC (IC8611) & DVD Module P.C.B. Micro-processor firmware version display & EEPROM checksum display. EEPROM checksum is only available due to existence of EEPROM IC. Note: Condition 1/2/3 shows the state of

32、 EEPROM IC. FL Display sequence: Display 1 2 3. To reset DVD Module P.C.B. This process is used when the DVD Module P.C.B. or FLASH ROM IC is replaced with a new one. In STOP (no disc) mode, press STOP button on the main unit, and 10 button on the remote control unit. Cancelled automatically 5 secon

33、ds later. In STOP (no disc) mode, press STOP button on the main unit, and 7 button on the remote control unit. Press FL Display button on remote control unit for next page. (FL Display) While in initialization mode, press & hold STOP button on the main unit for 3 seconds, follow by OK button on the

34、remote control unit. (Display 2) If the version of the EEPROM does not match, NG is displayed. (Condition 1) (a) If there is NO EEPROM header string OR (b) If there is no EEPROM (no data is received by Micro-processor), NO is displayed. (Condition 2) Opecon Version EEPROM Checksum (If applicable, re

35、fer below.) (Display 3) (Display 1) (Condition 3) If the EEPROM version matches, checksum YYYY is displayed. 22 6.2.4.Service Mode Table 4 (For DVD) FL Display Key Operation Front Key Item DescriptionMode Name DVD Module P.C.B. firmware version display Cancelled automatically 5 seconds later. In STO

36、P (no disc) mode, press STOP button on the main unit, and 8 button on the remote control unit. DVD Module P.C.B. firmware version is displayed on the FL Display. The firmware version can be updated using recovery disc. Note: It is necessary to check for firmware version before carrying out the versi

37、on up using the disc. Destination System controller version System controller generation Region No.: 0-8 Timer 1 check DVD laser usage time (Display 1) Shown to the above is DVD laser usage time, and to the below is CD laser usage time. Time is shown in 5 digits of decimal notation in a unit of 10 h

38、ours. 00000 will follow 99999. (DVD laser) (Display 2) CD laser usage time Time is shown in 6 digits of decimal notation in a unit of 10 hours. 000000 will follow 999999. (CD laser) Press FL Display button for next page of FL Display. Cancelled automatically 5 seconds later. In STOP (no disc) mode,

39、press STOP button on the main unit, and button on the remote control unit. Timer 1 reset Timer 2 check Timer 2 reset Timer 1 check Laser operation timer is measured separately for DVD laser and CD laser. FL Display sequence: Display 1 2. Timer 1 reset Laser operation timer of both DVD laser and CD l

40、aser is reset all at once. Timer 2 check Spindle motor operation timer Timer 2 reset Spindle motor operation timer Time is shown in 5 digits of decimal notation in a unit of 10 hours. It will clear to 00000 upon reset. Time is shown in 5 digits of decimal notation in a unit of 1 hour. 00000 will fol

41、low 99999. Time is shown in 5 digits of decimal notation in a unit of 1 hour. It will be cleared to 00000 upon activating this. Cancelled automatically 5 seconds later While displaying Timer 1 data, press STOP button on the main unit, and button on the remote control unit. Cancelled automatically 5

42、seconds later. In STOP (no disc) mode, press STOP button on the main unit, and button on the remote control unit. Cancelled automatically 5 seconds later. While displaying Timer 2 data, press STOP button on the main unit, and button on the remote control unit. 23 Figure 6.1 Video Design Information

43、English (NA), Spanish (NA), Canadian, French (S)Japanese, English English (EU), French, German, Spanish (EU), Polish, Russian, Czech, Hungarian English (EU), French, German, Italian, Spanish (EU), Polish, Swedish, Dutch English (NA), French, German, Spanish (EU), Polish, Russian, Czech, Hungarian GA

44、, GD GT, GJ English (NA), Traditional Chinese English (EU), French, German, Italian, Spanish (EU), Polish, Swedish, Dutch English (NA), Spanish (Panama), French, Brazilian Portuguese English (EU), French, German, Spanish (EU), Polish, Russian, Czech, Hungarian GN EE PH, PU, PR EP P, PC, PX GC, GS EB

45、, EG, ES 2 5 4 4 2 2 1 2 3 Region Code NTSC PAL NTSC SECAM NTSC PAL PAL PAL NTSC PAL TV Broadcasting System NTSC (*A) NTSC (*D) NTSC (*D) PAL (*C) PAL (*C) PAL (*C) PAL (*C) PAL (*C) NTSC (*A) NTSC (*B) Signal System (Default) 2PN 4PN 4PN 5P6 3PN 4P6 2P6 2P6 1PN 2P6 Region Display (Default) Product Model Series Japan South East Asia, Korea, Taiwan New Zealand, Australia South/Central America, Argentina CIS