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Panasonic Combo TC-22LR30, Service Manual

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Panasonic Combo TC-22LR30 Service Manual Download Page 7

5 SERVICE NOTES

5.1. SELF DIAGNOSIS FEATURE FOR TV PORTION

5.1.1. Self Check Feature

The confirmation of the problem´s existence and focusing on the cause will be possible by Self Diagnosis.

5.1.2. How to Display

Press VOLUME- Button on the unit and SLEEP Button on the remote control unit at the same time.

5.1.3. Display on Screen

5.1.4. How to return to the normal screen

Press any key to release the Self Check Screen.

7

TC-22LR30

Summary of Contents for Combo TC-22LR30

Page 1: ... 2004 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law TC 22LR30 LCD TV DVD RAM Combination ORDER NO ITD0409036C1 B19 Canada B07 ...

Page 2: ...5 9 CHASSIS BOARD LAYOUT 20 5 10 HOW TO REMOVE A DISC WHEN EJECT FAIL 21 6 HOW TO REPLACE CIRCUIT BOARD ASSEMBLIES 24 6 1 REPLACEMENT PROCEDURES FOR THE BOARDS IN THE LCD TV PORTION 24 6 2 REPLACEMENT PROCEDURES FOR THE BOARDS IN THE DVD PORTION 34 7 ADJUSTMENT PROCEDURES 49 7 1 SERVICE FIXTURES AND TOOLS 49 8 SCHEMATIC DIAGRAMS 51 8 1 INTERCONNECTION SCHEMATIC DIAGRAM 51 9 BLOCK DIAGRAMS 53 10 EX...

Page 3: ...e the following leakage current checks to prevent the customer from being exposed to shock hazards 1 2 LEAKAGE CURRENT COLD CHECK 1 Unplug the AC cord and connect a jumper between the two prongs on the plug 2 For physically operated power switches turn power on Otherwise skip step 2 3 Measure the resistance value with an ohmmeter between the jumpered AC plug and each exposed metallic cabinet part ...

Page 4: ...erein may result in hazardous radiation exposure Never touch the internal parts in order to avoid EXPOSURE TO VISIBLE LASER RADIATION Unplug the AC power cord to the equipment when opening the top cover When the power switch is On do not place your eyes close to the front panel opening door or the other openings to look into the interior unit LASER Specification Class I level A LASER Product Class...

Page 5: ...as anti static ESD protected can generate electrical charge sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a replacement ES device from its protective package until immediately before you are ready to install it Most replacement ES devices are packaged with leads electrically shorted toget...

Page 6: ...4 ABOUT LEAD FREE SOLDER PbF 6 TC 22LR30 ...

Page 7: ...em s existence and focusing on the cause will be possible by Self Diagnosis 5 1 2 How to Display Press VOLUME Button on the unit and SLEEP Button on the remote control unit at the same time 5 1 3 Display on Screen 5 1 4 How to return to the normal screen Press any key to release the Self Check Screen 7 TC 22LR30 ...

Page 8: ...5 1 5 Display of Symptom and Remedy 8 TC 22LR30 ...

Page 9: ...the defective line which tripped the Protection Circuit can be focused upon by the number of times the POWER Indicator flashes red on the Front of the unit When the protection circuit is tripped all keys become inoperative 5 2 2 Indication Method The POWER Indicator flashes on the Front of the unit when an abnormal Power condition occurs 5 2 3 Display of Symptom and Remedy 9 TC 22LR30 ...

Page 10: ...5 3 DVD RAM SELF DIAGNOSIS The Self Diagnosis information is indicated on the Indication Panel on the Front of the unit 10 TC 22LR30 ...

Page 11: ...l 5 4 1 How to enter DVD RAM Service Mode During Power Off condition via the Remote Control Unit press VOLUME OPEN CLOSE and STOP buttons on the unit together for more than 5 seconds 5 4 2 How to finish DVD RAM Service Mode Turn Power OFF using Power Button on the unit or on the Remote Control Unit 11 TC 22LR30 ...

Page 12: ...5 4 3 Service Mode Table 12 TC 22LR30 ...

Page 13: ...13 TC 22LR30 ...

Page 14: ...5 5 SERVICE POSITION SERVICE POSITION 1 TC 22LR30 14 ...

Page 15: ...an be switched from the M8 Board side or the RD Board side When check the M8 Board turn switches to the M8 Board side When check the RD Board turn switches to the RD Board side AUDIO L SW AUDIO R SW VIDEO SW M8 Board side RD Board side A V Output signal Switches of RFKZ0214 SERVICE POSITION 2 Extension Cable RFKZ0214 RD Board M8 Board TC 22LR30 15 ...

Page 16: ...5 6 WIRING CLAMPERS LEADS TC 22LR30 16 ...

Page 17: ...5 7 KIND OF LOCATION OF THE FLEXIBLE CABLE AND CONNECTOR TV Portion 1 TV Portion 2 DVD Portion 17 TC 22LR30 ...

Page 18: ...18 TC 22LR30 ...

Page 19: ...5 8 HOW TO REMOVE THE CONNECTOR 19 TC 22LR30 ...

Page 20: ...5 9 CHASSIS BOARD LAYOUT 20 TC 22LR30 ...

Page 21: ...ation of Open Tray is performed and the Unit goes in Power Off condition 5 10 2 How to remove a Disc By Manual Operation 1 Lay down a soft cloth to protect the LCD Panel surface and place the unit so the Front Screen is face down on the cloth 2 Remove 11 screws fixing Bottom Case of DVD portion and then remove the Bottom Case If the DVD Door happens to come off when installing the Bottom Case of t...

Page 22: ...lace it between DVD Mechanism and RD Board 4 Pull out the connectors connected with DVD Mechanism Unit The flexible cable is fixed on the DVD Mechanism by double sided adhesive tape so remove the DVD Mechanism Unit with the adhesive tape 5 Place the unit so Bottom Angle and DVD Mechanism Unit is facing frontwards 6 Turn the Eject Gear using a small screw driver until the Tray comes out a little Th...

Page 23: ...7 Take out the Disc handling it carefully so as not to damage the Disc 23 TC 22LR30 ...

Page 24: ... over tighten the Screws When using an electric driver use one with an adjustable torque range Using too much torque may damage the screw head so that it cannot be tighten 6 1 1 1 Replacement procedures for DV Board HA Board When installing each Board be careful not to over tighten the Screws When using an electric driver use one with an adjustable torque range Using too much torque may damage the...

Page 25: ...TA Board L Board When installing each Board be careful not to over tighten the Screws When using an electric driver use one with an adjustable torque range Using too much torque may damage the screw head so that it cannot be tighten 25 TC 22LR30 ...

Page 26: ...26 TC 22LR30 ...

Page 27: ...AP Board When installing each Board be careful not to over tighten the Screws When using an electric driver use one with an adjustable torque range Using too much torque may damage the screw head so that it cannot be tighten 27 TC 22LR30 ...

Page 28: ...DG Board When installing each Board be careful not to over tighten the Screws When using an electric driver use one with an adjustable torque range Using too much torque may damage the screw head so that it cannot be tighten 28 TC 22LR30 ...

Page 29: ...K Board When installing each Board be careful not to over tighten the Screws When using an electric driver use one with an adjustable torque range Using too much torque may damage the screw head so that it cannot be tighten 29 TC 22LR30 ...

Page 30: ...P Board When installing each Board be careful not to over tighten the Screws When using an electric driver use one with an adjustable torque range Using too much torque may damage the screw head so that it cannot be tighten 30 TC 22LR30 ...

Page 31: ...able torque range Using too much torque may damage the screw head so that it cannot be tighten 6 1 1 8 Replacement procedures for Speakers When installing each part be careful not to over tighten the Screws When using an electric driver use one with an adjustable torque range Using too much torque may damage the screw head so that it cannot be tighten 31 TC 22LR30 ...

Page 32: ... Panel Unit When installing each Board be careful not to over tighten the Screws When using an electric driver use one with an adjustable torque range Using too much torque may damage the screw head so that it cannot be tighten 32 TC 22LR30 ...

Page 33: ...33 TC 22LR30 ...

Page 34: ...PORTION 6 2 1 Replacement procedures for DVD Mechanism Unit Use the precise size screw driver for replacement or disassembly of Board Using a screw driver head larger than the screw head may damage the screw head making tightening impossible 34 TC 22LR30 ...

Page 35: ...35 TC 22LR30 ...

Page 36: ... of SR Board M8 Board and RD Board Use the precise size screw driver for replacement or disassembly of Board Using a screw driver head larger than the screw head may damage the screw head making tightening impossible 36 TC 22LR30 ...

Page 37: ...37 TC 22LR30 ...

Page 38: ...38 TC 22LR30 ...

Page 39: ...39 TC 22LR30 ...

Page 40: ...40 TC 22LR30 ...

Page 41: ...41 TC 22LR30 ...

Page 42: ...42 TC 22LR30 ...

Page 43: ...cement or disassembly of Board Using a screw driver head larger than the screw head may damage the screw head making tightening impossible Some pieces of Non fabric material are used to fix flexible cables If necessary remove the Non fabric material carefully because it is reusable 43 TC 22LR30 ...

Page 44: ...44 TC 22LR30 ...

Page 45: ...45 TC 22LR30 ...

Page 46: ...nt Procedures for Fan Use the precise size screw driver for replacement or disassembly of Board Using a screw driver head larger than the screw head may damage the screw head making tightening impossible 46 TC 22LR30 ...

Page 47: ...47 TC 22LR30 ...

Page 48: ...48 TC 22LR30 ...

Page 49: ...7 ADJUSTMENT PROCEDURES 7 1 SERVICE FIXTURES AND TOOLS 49 TC 22LR30 ...

Page 50: ...50 TC 22LR30 ...

Page 51: ...ins FP3501 P1502 P7504 PAP6 P7505 16 Pins P9001 P7402 88 Pins PTA6 PA6 9 Pins PTA7 PA7 PA21 15 Pins PV8 HEADPHONE PA22 13 Pins 6 Pins Pin1 6 7 Pins 7 Pins Pin7 13 PAP1 PK1 9 Pins PAP3 PP3 PP1 15 Pins PAP4 PP4 15 Pins DG6 PIN 20 Pins DG9 J2 7 Pins PA5 PAP5 22 Pins PA1 PA15 DG1 PL15 DG15 50 Pins 8 Pins 4 Pins P6806 P6802 P6805 15 Pins 1 Pin 1 Pin FRAME GND PIN 4 Pins PAP7 PIN P6801 P3501 70 Pins DG2...

Page 52: ...TC 22LR30 52 ...

Page 53: ... L R HDMI AUDIO IN L R AUDIO IN1 L R AUDIO IN2 L R COMPONENT AUDIO IN L R VIDEO IN2 S VIDEO IN1 S VIDEO IN2 COMPONENT Y PB PR IN TUNER VIDEO IN HDMI Y PB PR IN SUB Y V PB C PR DATA BUS 32bit DATA BUS 32bit SERIAL DATA CLOCK SERIAL DATA CLOCK SERIAL DATA CLOCK KEY DATA 2 3 SERIAL DATA WAKE UP SERIAL DATA CLOCK 2 SERIAL DATA CLOCK 0 KEY DATA 1 IR DATA DIG00 07 SEG00 41 FAN PWM FAN LOCK L DVD V Y C D...

Page 54: ...TC 22LR30 54 ...

Page 55: ...10 EXPLODED VIEWS 10 1 LCD SECTION 1 TC 22LR30 55 ...

Page 56: ...10 2 LCD SECTION 2 TC 22LR30 56 ...

Page 57: ...10 3 MAIN CHASSIS SECTION TC 22LR30 57 ...

Page 58: ...10 4 DVD SECTION TC 22LR30 58 ...

Page 59: ...10 5 PACKING PARTS AND ACCESSORIES SECTION TC 22LR30 59 ...

Page 60: ... Remote Control Unit However the battery cover is available separately as a replacement part 11 1 3 Electrical Replacement Notes 1 Abbreviation RTL Retention Time Limited This indicates that the retention time is limited for this item After the discontinuation of this item in production it will no longer be available NR Non Repairable Board Ass y C B A Circuit Board Assembly P C B Printed Circuit ...

Page 61: ...402 XTV3 10JFZ TAPPING SCREW STEEL 1 2 4 403 THEJ006 SCREW STEEL 1 404 XTB3 8J TAPPING SCREW STEEL 1 2 3 405 XTV4 8F TAPPING SCREW STEEL 1 4 406 XTV3 10J TAPPING SCREW STEEL 4 407 XSB3 10 SCREW STEEL 4 408 XTV3 6F TAPPING SCREW STEEL 2 4 409 XTV26 5J TAPPING SCREW STEEL 4 Ref No Part No Part Name Description Remarks 410 XTW3 W5P TAPPING SCREW STEEL 4 411 XTW3 10Q TAPPING SCREW STEEL 4 412 XSN3 3 S...

Page 62: ... BOARD K TOP OPERATION C B A 1 RTL E110 LSEP2171B CIRCUIT BOARD RD DVD MAIN C B A 4 RTL E S D E120 LSEP2175A CIRCUIT BOARD OP DVD OPERATION C B A 4 RTL E130 LSEP2234A CIRCUIT BOARD SD SD C B A 4 RTL E140 LSEP2235A CIRCUIT BOARD SR SD JOINT C B A 4 RTL E150 RD DKK005 KW CIRCUIT BOARD M8 DVD DIGITAL C B A 4 RTL 62 TC 22LR30 ...

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