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Panasonic PT-56DLX25, Service Manual

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Panasonic PT-56DLX25 Service Manual Download Page 84

11.2. OPERATION C.B.A.

PT-56DLX75/PT-61DLX75

OPERATION C.B.A.  LSEP3156A

B

E

C

B

E

C

      

ON

STANDBY

R6701

R6702

R6703

R6704

R6705

R6706

R6707

R6708

R6709

R6710

R6711

R6712

R6713

Q6701

Q6702

LSJB3156

TP6705

TP6708

TP6703

TP6702

TP6709

TP6704

TP6706

TP6713

TP6711

TP6710

TP6701

TP6712

TP6707

SW6701

SW6702

SW6703

SW6704

SW6705

SW6706

SW6707

CH UP

CH DOWN

VOL UP

VOL DOWN

SW6708

D6701

P6701

TV / VIDEO

OK

MENU

POWER

R

G

7

1

NOTE:

CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED.
PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT.

OPERATION C.B.A.  LSEP3156A

PT-56DLX75 / PT-61DLX75

82

Summary of Contents for PT-56DLX25

Page 1: ...ll rights reserved Unauthorized copying and distribution is a violation of law PT 56DLX25 Multi Media Display Please file and use this manual together with the service manual for Model No PT 56DLX75 Order No MKE0508855C1 ORDER NO MKE0512862A1 B2 ...

Page 2: ...1 2 COMPARISON CHART 2 CONTENTS Page Page 1 DIFFERENCES BETWEEN PT 56DLX25 and PT 56DLX75 1 1 REPLACEMENT NOTES 1 1 1 General Notes 1 Definition of Parts supplier a All parts are supplied from PASC NPC 1 2 COMPARISON CHART 1 2 1 MECHANICAL REPLACEMENT PARTS LIST 2 PT 56DLX25 ...

Page 3: ... 2005 Panasonic Shikoku Electronics Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law PT 56DLX75 PT 61DLX75 Multi Media Display ORDER NO MKE0508855C1 ...

Page 4: ... DIAGRAMS 75 10 1 SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES 75 10 2 INTERCONNECTION SCHEMATIC DIAGRAM 76 10 3 FRONT JACK CIRCUIT BOARD FJ SCHEMATIC DIAGRAM 77 10 4 OPERATION SCHEMATIC DIAGRAMS 78 10 5 VOLTAGE CHART 79 11 CIRCUIT BOARD LAYOUT 81 11 1 FRONT JACK CIRCUIT BOARD FJ C B A 81 11 2 OPERATION C B A 82 12 EXPLODED VIEWS 83 12 1 MAIN PARTS SECTION 83 12 2 FRONT AND BASE SECTION 85 12 ...

Page 5: ...AC cord directly into the AC outlet Do not use an isolation transformer for this check 2 Connect A to exposed metallic part on the set And connect B to a good earth ground as shown in Figure 1 3 Use an AC voltmeter with 1 kΩ V or more sensitivity to measure the potential across the resistor 4 Check each exposed metallic part and measure the voltage at each point 5 Reverse the AC plug in the AC out...

Page 6: ...bly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an antistatic solder removal device Some solder removal devices not classified as antistatic 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...

Page 7: ...3 ABOUT LEAD FREE SOLDER PbF 5 PT 56DLX75 PT 61DLX75 ...

Page 8: ...cted SOS Error 1 6 9 data will be stored in the EEPROM 1 H10SOS2 AC ON OFF Power ON OFF H20FANST H30DT9V H40 3 3V H50GC4U H60CWSTP H80ASCRY 2 3 4 6 7 8 9 SOS2 Over Voltage flashes orange once every 5 seconds Fan1 Fan2 or Fan3 stopped Abnormal Voltage 9V line flashes orange twice every 5 seconds flashes orange 3 times every 5 seconds flashes orange 4 times every 5 seconds flashes orange 5 times eve...

Page 9: ...t View Rear View Rear Cover Rear Shield Plate Fan 1 Rear Jack C B A Power C B A Circuit Board P Main C B A Circuit Board DG Digital Tuner C B A Circuit Board DT TV Unit with Digital Tuner C B A Card C B A Base C B A Circuit Board A Front Jack C B A Circuit Board FJ Lamp Cover Front Cover Unit Operation C B A Optical Cover TEMP LED LAMP LED POWER LED PT 56DLX75 PT 61DLX75 7 ...

Page 10: ...w Lamp REPLACEMENT OF LAMP Lamp Time Reset Procedure Be sure to reset the Lamp time to 0 after replacing with the new Lamp 1 Plug in the AC Cord and turn on the power by pressing the POWER button 2 Press and hold theVOLUME DOWN button on the unit and the SPLIT key on the remote together for over 5 seconds in power on condition When the reset is finished the display as shown in Fig 5 1 appears and ...

Page 11: ...es These surfaces must not be wiped with a cloth THE MIRROR Remove any dirt with an air blower or wipe with a clean soft dry cloth If wiped too forcefully the surface of the Mirror can be damaged If wiping with a clean dry cloth does not remove the dirt the Mirror must be replaced Fig 6 1 THE PROJECTION LENS Use lens cleaning paper and cleaner available at your local camera shop etc Dampen the cle...

Page 12: ...stment or White Balance adjustment Digital Tuner C B A Circuit Board DT Ref No E10 How to copy data 1 Turn the power on 2 To enter Work Mode press and hold the VOLUME DOWN button on the unit and the RECALL key on the remote for more than 5 seconds in power on condition 3 To enter Factory Adjust Mode press and hold the VOLUME DOWN button on the unit and SWAP key on the remote for more than 1 second...

Page 13: ...t disconnect the AC Cord from the power outlet and do not open any circuit breakers while the cooling fan is operating HOT CIRCUIT Primary circuits exist on the Ballast C B A and the Power C B A Circuit Board P This circuit is identified as HOT on the C B A and in the Service Manual Use extreme care to prevent accidental shock when servicing MODEL NO IDENTIFICATION MARK Use the Marks shown in the ...

Page 14: ... 2 Press the VOLUME UP DOWN key on the remote to change to the original value value A that was noted before removing the Main C B A or the TV Unit at the user s location Value A Changeable Service Mode 1 4 S E R V I C E M o d e 1 4 L A M P O P E R A T I O N T I M E C U R R E N T L A M P 2 0 0 0 h O S D D I S P O N L O N C O U N T 1 5 3 B K S V 4 8 B F 9 D 7 2 B 5 WHEN INSTALLING THE MAIN C B A CIR...

Page 15: ...e that all wires leads and clampers are placed in their original position It is important for the best operation of the unit Note Use extreme care especially for the following Fan 3 Fan 1 Fan 2 Rear Shield Plate TV Unit with Digital Tuner C B A AC Cord PT 56DLX75 PT 61DLX75 13 ...

Page 16: ... all wires leads and clampers are placed in their original position It is important for the best operation of the unit Note Use extreme care especially for the following PDG3 From Operation C B A Speaker Connectors PT 56DLX75 PT 61DLX75 14 ...

Page 17: ... Note Use extreme care especially for the following Rear Shield Case Fan 1 Clamper Clampers Clampers GND Wire GND Plate 20 pin Cable With Rear Shield Case and Fan 1 removed Clampers PL3 From Color Wheel PL2 From Color Wheel C B A PL4 From Base C B A PA1 From Fan 3 PL5 From Main C B A PL1 20 pin Cable From Main C B A Fig 9 3 PT 56DLX75 PT 61DLX75 15 ...

Page 18: ... latch tab latch tab B2 From Base C B A Hook Hook After servicing make sure that all wires leads and clampers are placed in their original position It is important for the best operation of the unit Note Use extreme care especially for the following PT 56DLX75 PT 61DLX75 16 ...

Page 19: ...extreme care especially for the following Clampers P9003 Clampers Clampers PA10 From Front C B A PA5 From Thermostat Cover Switch C B A PA1 To Fan 3 PA2 From Fan 1 Fan 2 PA7 From DMD Drive C B A PA12 From Front C B A PA9 From Front C B A PA6 From Ballast C B A Clamper Clamper P3901 From Base C B A P3902 From Base C B A P3903 From Base C B A PT 56DLX75 PT 61DLX75 17 ...

Page 20: ...ng perform the step s in the reverse order Bend route and dress the wires as they were originally Note a Place a cloth or some other soft material under the P C Boards and units to prevent damage b When reinstalling ensure that the connectors are connected firmly and electrical components have not been damaged c Do not supply power to the unit during disassembly and reassembly REMOVAL OF THE OPTIC...

Page 21: ...CABINET 1 PT 56DLX75 Remove the Rear Cover by removing the 23 Screws 401 then pinching the 4 latch tabs Fig D1 1 1 PT 61DLX75 Remove the Rear Cover by removing the 25 Screws 401 then pinching the 4 latch tabs Fig D1 1 2 Rear Cover 401 latch tabs latch tabs PT 56DLX75 PT 61DLX75 19 ...

Page 22: ...2 402 2 1 Remove the 5 Screws 402 on the Rear Shield Plate 2 Disconnect the Fan 1 Connector Cable and remove the Rear Shield Plate 3 Remove Fan 1 by removing the 2 Screws 435 Fig D1 2 Reassembly Note for Fan 1 Install Fan 1 so that the name plate manufacture s name etc faces outwards not visible from the rear side PT 56DLX75 PT 61DLX75 20 ...

Page 23: ...n C B A Fan 2 Connector Thermostat Cover Switch Connector B1 From Power C B A Slide and lift up the Optical Block Unit Sealing Cover 401 401 3 1 Remove the 2 Screws for GND to disconnect the 20 pin Cable 2 Disconnect Connectors B1 B2 PL1 20 pin Cable PL4 PL5 the Thermostat Cover Switch Connector and the Fan 2 Connector then releasing the clampers Note Take extreme care not to damage the 20 pin Cab...

Page 24: ...e the TV Unit with the Digital Tuner C B A Fig D2 1 401 TV Unit with Digital Tuner C B A Speaker Connectors PDG3 PA1 Slide 401 The 2 Screws 401 are for removing theTV Unit with the DigitalTuner C B A 401 2 Speaker Connectors PDG3 From Operation C B A Clampers Clamper Clamper Clamper Clamper B2 From Base C B A PL4 From Base C B A PL5 From Main C B A PL1 20 pin Cable From Main C B A Fan 2 Connector ...

Page 25: ...rd DT DTV Jack Holder TV Unit DT10 DT12 3 1 Remove the DTV Jack Holder by removing the Screw 402 2 Disconnect Connector DT10 3 Remove the Digital Tuner C B A by removing the 5 Screws 480 BtoB Connector DT12 is disconnected Fig D2 2 PT 56DLX75 PT 61DLX75 23 ...

Page 26: ...in REMOVAL OF THE OPTICAL BLOCK UNIT FROM THE CABINET 2 Remove the 3 or 5 PT 61DLX75 Screws 401 from rear side and remove the Display Fig D3 1 401 401 401 401 401 Display PT 61DLX75 PT 61DLX75 401 401 401 401 401 Cylindrical PT 61DLX75 PT 61DLX75 PT 56DLX75 PT 61DLX75 24 ...

Page 27: ... Cover Unit from the latches 2 Remove the Side Cover L R Units by removing the 8 Screws 401 454 Fig D3 2 Replacement Note of Base Body Unit Ref No 40 Be sure to perform the Adjustments of Optical Block Unit Refer to WHEN REINSTALLING THE BASE BODY UNIT INTO THE UNIT AT THE USER S LOCATION PT 56DLX75 PT 61DLX75 25 ...

Page 28: ...ove the Lamp by loosening the Screw from the front of the cabinet 3 1 Disconnect Connectors B1 B2 then releasing the clampers 2 Remove the 2 Screws 421 disconnect the Lamp Connector and release from the hook 3 Remove the Ballast C B A after releasing the 4 latch tabs Fig D4 Lamp Connector Ballast C B A B1 B2 latch tabs Hook 421 421 PT 56DLX75 PT 61DLX75 26 ...

Page 29: ...LAMP value because of a defective Main C B A ask the customer their daily average use and the approximate age of the current Lamp Then calculate the CURRENT LAMP value as follows and make a note Daily average use X Approx age CURRENT LAMP hours days hours Replacement Note for Card C B A These parts will be necessary when replacing Set aside keep and re use P9003 Connector Cable 3 1 Remove the Fron...

Page 30: ...Top Shield Metal Panel Spring Clampers Rear Jack Earth Plate 402 479 4 1 Release the AC Cord from the slot of the Rear Jack Holder 2 Remove the Rear Jack Holder by removing the 7 Screws 402 then releasing the 3 Locking Tabs 3 Remove the Top Shield Metal by removing the 8 Screws 402 4 Remove Screw 479 and pull off both the Rear Jack Earth Plate and the Rear Jack C B A BtoB Connector P3501 is discon...

Page 31: ...ain Tuner Board Mount Metal Front Shield Metal Clampers Clampers PDG1 479 14 479 479 479 479 479 20 pin Cable PDG5 Connector Cable 402 402 402 402 402 5 1 Remove the Front Shield Metal by removing the 5 Screws 402 2 Remove the 2 Screws 402 and pull off the Main C B A with the Main Tuner Board Mount Metal BtoB Connector PDG1 is disconnected 3 Remove the Main C B A by removing the 6 Screws 479 Fig D...

Page 32: ...9 479 479 Power Board Mount Metal Clamper Clampers Clampers Power C B A Circuit Board P P802 P803 P801 AC Cord Connector Cable 6 1 Remove the 2 Screws 402 and pull off the Power C B A with the Power Board Mount Metal after releasing from the clampers BtoB Connector P802 is disconnected 2 Remove the Power C B A by removing the 6 Screws 479 Fig D4 5 PT 56DLX75 PT 61DLX75 30 ...

Page 33: ...6 PA7 PA9 PA10 PA12 Connector Cables Base C B A Circuit Board A Base Board Mount Metal 479 479 479 479 479 PA9 PA12 PA6 PA7 PA10 PA5 PA2 No connection Connector Cables Connector Cables 479 7 1 Disconnect Connectors PA10 PA5 PA2 PA7 PA12 PA6 PA9 2 Remove the Base C B A by removing the 6 Screws 479 Fig D4 6 PT 56DLX75 PT 61DLX75 31 ...

Page 34: ...t REMOVAL OF THE SCREEN UNIT FROM THE DISPLAY 1 Remove the DISPLAY Refer to Steps 1 2 in REMOVAL OF THE BASE BODY UNIT 2 PT 56DLX75 Remove the Screen Unit by removing the 19 Screws 401 Fig D5 1 1 PT 56DLX75 PT 61DLX75 32 ...

Page 35: ... PT 61DLX75 Remove the Screen Unit by removing the 17 Screws 401 Fig D5 1 2 401 401 Screen Unit PT 56DLX75 PT 61DLX75 33 ...

Page 36: ... the individual parts Fresnel Lens Lenticular Screen in the Screen Unit are also supplied When replacing the Fresnel Lens and the Lenticular Screen take care that dust etc does not adhere between the Fresnel Lens and the Lenticular Screen Due to this risk it is strongly recommended to replace the Screen Unit as a unit 465 465 Escutcheon Screen Unit Lenticular Screen Fresnel Lens Screen Angle V Uni...

Page 37: ... the individual parts Fresnel Lens Lenticular Screen in the Screen Unit are also supplied When replacing the Fresnel Lens and the Lenticular Screen take care that dust etc does not adhere between the Fresnel Lens and the Lenticular Screen Due to this risk it is strongly recommended to replace the Screen Unit as a unit 465 465 Escutcheon Screen Unit Lenticular Screen Fresnel Lens Screen Angle V Uni...

Page 38: ...ttom edges of the Mirror 2 Hold the sheet portions of the Mirror and insert the Mirror from the top into the Back Cover slots carefully When handling the Mirror do not touch the Mirror surface 3 Install the 3 Mirror Holder H and the 2 Mirror Holder V Units on the Mirror and tighten the 10 Screws 401 Mirror surface Sheet 10 mm 12 mm Front View 13 mm 15 mm 10 mm 12 mm Sheet Sheet Sheet 13 mm 15 mm S...

Page 39: ...BASE BODY UNIT 2 1 Disconnect Connector P6701 2 Remove the Operation Holder Unit with the Operation C B A by removing the 2 Screws 401 then releasing the 2 Locking Tabs 3 Remove the Operation C B A by removing the 2 Screws 421 Fig D7 Operation Holder Unit P6701 Operation C B A Locking Tabs 401 401 421 421 PT 56DLX75 PT 61DLX75 37 ...

Page 40: ...es as they were originally OPTICAL BLOCK SECTION Note a Place a cloth or some other soft material under the P C Boards and units to prevent damage b When reinstalling ensure that the connectors are connected firmly and electrical components have not been damaged c Do not supply power to the unit during disassembly and reassembly PT 56DLX75 PT 61DLX75 38 ...

Page 41: ...F P C 3 To access Screw 463 lift the Dustproof Sheet Unit and remove the Optical Chassis CW Cover by removing the 2 Screws 463 and then release from the hook of the Optical Chassis CW Cover 4 Remove the CW Sponge and carefully pull off the Color Wheel Unit Fig P2 1 CAUTION 1 Do not touch either side of the Color Wheel Filter surface or the Color Wheel Hub Use extreme caution when handling the Colo...

Page 42: ... through the hook of the Optical Chassis CW Cover then install the Optical Chassis CW Cover with the 2 Screws 463 Fig P2 3 3 Hook and connect the Color Wheel F P C to Connector PL3 so that the connecting terminal is facing front as shown below Then hook and connect the Connector Cable to Connector PL2 Fig P2 4 4 Place the Sheet on the Color Wheel F P C It is not necessary to place for servicing 5 ...

Page 43: ...osening the Screw 2 Remove the 2 Screws 421 disconnect the Lamp Connector and release from the hook 3 Remove the Ballast C B A after releasing the 4 latch tabs Fig P3 Lamp Connector Ballast C B A latch tabs Lamp Hook 421 421 Screw PT 56DLX75 PT 61DLX75 41 ...

Page 44: ... position adjustment with the rear cover assembled 2 Turn the power on 3 Press and hold the VOLUME DOWN button on the unit and the RECALL key on the remote for more than 5 seconds in power on condition The unit will go into Work Mode WORK MODE will appear on the screen Optical Block Unit Front View With Front Cover Unit and Optical Cover removed 4 1 Press and hold the VOLUME DOWN button on the uni...

Page 45: ...stment 1 Press the CH UP DOWN key on the remote to select DDP on menu and press the ASPECT key 5 times to select Cross hatch 2 Confirm that each of the pixels in the center are clearly visible 3 If not loosen the Knob on the Projection Lens until the Knob can be moved Fig M1 5 4 Adjust the Knob by moving up or down so that each of the pixels in the center are clearly visible to obtain the best foc...

Page 46: ...ent data of the Optical Block Unit to EEPROM IC on the Main C B A Circuit Board DG 1 Press the CH UP DOWN key on the remote to select EEP COPY L DG on menu Fig M1 7 2 Press the OK key for more than 3 seconds OK will appear for 5 seconds The adjustment data of the Optical Block Unit will copy to EEPROM IC on the Main C B A Circuit Board DG Fig M1 8 Factory Adjust Mode F A C T O R Y A D J U S T 1 1 ...

Page 47: ...on Main C B A Circuit Board DG IC1101 on Main C B A Circuit Board DG Adjustment Item Adjustment data is written to following EEPROM IC Optical Blcok Unit Ref No 21 Color Wheel Unit Ref No 235 Color Wheel Section 2 2 3 3 Adjustment Item Note 1 2 Check the picture on the screen If OK the adjustment is not necessary 3 The adjustment data of Color Wheel Index Delay and White Balance will be written to...

Page 48: ...n Adjustment Tilt c Electrical Picture Position Adjustment Adjustment flow for block level repair Ex When replacing TV Tuner Unit or the Main C B A Circuit Board DG OK Ex When replacing the Color Wheel Unit OK e Verifying the white balance on the screen e Verifying the Color Wheel Index Delay on the screen NG White Balance Adjustment Color Wheel Index Delay Adjustment NG OK NG White Balance Adjust...

Page 49: ... the AC Cord in Factory Adjust Mode or the adjustment data will not be written to the EEPROM IC Work Mode Map Exit VOLUME DOWN button RECALL key on the front on the remote for more than 5 seconds in Work Mode RECALL key on the remote OK key on the remote RECALL key on the remote Factory Adjust Mode Main menu Not used for service For Picture Position Electrical adjustment Not used for service Not u...

Page 50: ...e green ramp pattern is even with no discoloration If not adjust CW INDEX DELAY value by pressing the VOLUME UP DOWN key Fig E5 2 5 Display the Blue100 ramp pattern by pressing the ASPECT key 6 Confirm the blue ramp pattern is even with no discoloration If not adjust CW INDEX DELAY value by pressing the VOLUME UP DOWN key Fig E5 3 7 Repeat the above steps until all patterns are even with no discol...

Page 51: ...elect OTHER on menu and press the OK key OTHER menu will appear 5 Supply 100 White Signal using a video pattern generator Then set to VIDEO 1 mode by pressing the TV VIDEO key 1 Press the CH UP DOWN key on the remote to select WB on menu 2 Select WB value 00 05 by pressing VOLUME UP DOWN key so that the white color of screen is standard Note After this adjustment do not copy using the EEP COPY L D...

Page 52: ...ard L DMD IC Optical Block Unit Front View Rear View Rear Cover Rear Shield Plate Fan 1 Rear Jack C B A Power C B A Circuit Board P Main C B A Circuit Board DG Digital Tuner C B A Circuit Board DT TV Unit with Digital Tuner C B A Card C B A Base C B A Circuit Board A Front Jack C B A Circuit Board FJ Lamp Cover Front Cover Unit Operation C B A Optical Cover TEMP LED LAMP LED POWER LED PT 56DLX75 P...

Page 53: ... Error 1 6 9 data will be stored in the EEPROM 1 H10SOS2 AC ON OFF Power ON OFF H20FANST H30DT9V H40 3 3V H50GC4U H60CWSTP H80ASCRY 2 3 4 6 7 8 9 SOS2 Over Voltage flashes orange once every 5 seconds Fan1 Fan2 or Fan3 stopped Abnormal Voltage 9V line flashes orange twice every 5 seconds flashes orange 3 times every 5 seconds flashes orange 4 times every 5 seconds flashes orange 5 times every 5 sec...

Page 54: ...NAL PROCESS GC4U Error No 2 FAN SOS CW DET Error No 6 61 12V DRIVE 7V 12V 7V 12V 4 2 IC2809 FAN2 FAN1 FAN3 PA2 1 PA2 2 PA2 3 PA2 5 PA2 6 PA2 4 PA1 1 PA1 2 PA1 3 DRIVE 4 2 IC2808 9V REG 2 1 IC2803 IC841 T801 5V REG 2 1 IC2802 9V REG 2 1 IC2806 3 3V REG 2 1 IC2804 2 5V REG 2 1 IC2805 DC DC CONVERTER IC2807 PA16 PDG1 14 14 P802 PA8 PDG4 16 5 40 110 PDG1 15 Error No 1 SOS2 93 14 AC ATOP 89 9 Error No ...

Page 55: ...01 COLOR WHEEL MOTOR IC6903 COMPARATOR PHOTO SENSOR V REF 4 IC6006 BUFFER IC6004 DMD CONTROL IC6011 MOTOR DRIVE 16 4 14 6 IC4200 40 1 3 IC6902 OP AMP 4 1 3 5 180Hz NTSC 150Hz PAL SECAM 3V 84 85 I2C SERIAL CLOCK2 I2C SERIAL DATA2 acknowledge IC4258 MAIN VIDEO SIGNAL PROCESS IC1102 MAIN MICROCONTROLLER IC1102 MAIN MICROCONTROLLER I2C SERIAL CLOCK2 I2C SERIAL DATA2 IC4257 SUB VIDEO SIGNAL PROCESS I2C...

Page 56: ...l SOS Temp too high ALERT Temp too low ALERT PDG1 PA16 POWER C B A CIRCUIT BOARD P BASE C B A CIRCUIT BOARD A BALLAST C B A MAIN C B A CIRCUIT BOARD DG 64 64 PA6 B2 3 1 1 3 IC1102 MAIN MICROCONTROLLER Q1108 Q1109 Q1110 LAMP STATUS 27 LAMP ON L LAMP ENABLE 18 65 65 P801 B1 4 3 1 1 IC1102 MAIN MICROCONTROLLER IC6004 2 2 PDG5 PL5 1 1 IC6006 BUFFER 12 8 360Hz 3V MAIN C B A CIRCUIT BOARD DG DMD DRIVE C...

Page 57: ...T802 AC stop detection circuit POWER C B A CIRCUIT BOARD P POWER C B A CIRCUIT BOARD P BASE C B A CIRCUIT BOARD A MAIN C B A CIRCUIT BOARD DG 2 7 3 9 6 DRIVE CONTROL OVER CURRENT DETECT 3 3 PA16 PDG1 9 9 1 4 2 4 IC1102 MAIN MICROCONTROLLER AC STOP 89 2 Over current detection circuit IC801 SWITCHING CONTROL T801 Over current detect 9 5 SWITCHING TRANSFORMER 5 POWER C B A CIRCUIT BOARD P AbnormalTem...

Page 58: ...A Circuit Board DG 4 Replace the Optical Block Unit Communication error between IC1102 Main Microcontroller and IC6004 DMD Control on the DMD Drive C B A Circuit Board L 1 Replace the Optical Block Unit 2 Replace the TV Unit Main C B A Circuit Board DG Are Fan1 Fan2 and Fan3 operating for a moment just after the power is turned on Replace the TV Unit Power C B A Circuit Board P Base C B A Circuit ...

Page 59: ...oard L and PDG4 on the Main C B A Circuit Board DG Thermostat Cover Switch Connector Cable Between Thermostat Cover Switch and PA5 on the Base C B A Circuit Board A B2 Connector Cable Between B2 on the Ballast C B A and PA6 on the Base C B A Circuit Board A Color Wheel F P C PL3 on the DMD Drive C B A Circuit Board L Lamp Connector Cable Lamp socket Note If a cable is disconnected the Power LED fl...

Page 60: ...t Jack C B A Circuit Board FJ or Base C B A Circuit Board A Only PC input is NG Replace the TV Unit Front Jack C B A Circuit Board FJ or Base C B A Circuit Board A Digital Tuner SD Card input is NG All inputs are NG Replace the TV Unit Main C B A Circuit Board DG or Rear Jack C B A Component 2 AND 4 input are NG Replace the Digital Tuner C B A Circuit Board DT or TV Unit Main C B A Circuit Board D...

Page 61: ...the R CH Speaker Verify that the BALANCE is in the center position Set to the center position Swap the Speaker Connectors to confirm the Speaker failure Replace the TV Unit Base C B A Circuit Board A NO Still NG NO YES No sound from built in R CH Speaker only Press MENU button on the remote and select SOUND in MENU screen Then press OK Only Audio1 2 OR 4 input is NG Only Tuner input is NG Only Aud...

Page 62: ...TIVE IC4265 IC4258 IC4257 IC5950 IC6001 PL1 PDG1 PA16 PDG4 DMD DRIVE C B A CIRCUIT BOARD L OPTICAL BLOCK UNIT COLOR WHEEL UNIT MAIN C B A CIRCUIT BOARD DG BASE C B A CIRCUIT BOARD A REAR JACK C B A DIGITALTUNER C B A CIRCUIT BOARD DT IC6004 IC6012 LVDS TRANS VIDEO SIGNAL PROCESS LVDS RECEIVER DMD CONTROL INTERNAL DDP PATTERN DMD MAIN VIDEO SIGNAL PROCESS IC3001 VIDEO SW IC8211 8216 IC8221 IC8240 E...

Page 63: ...N D E X D E L A Y 0 0 E D W B 0 0 D D P G C 0 5 0 6 0 1 0 1 O T H E R 1 1 O P T H P O S I 8 0 0 0 O P T V P O S I 8 0 0 0 C W I N D E X D E L A Y 0 0 E D W B 0 0 D D P G C 0 5 0 6 0 1 0 1 O T H E R 1 1 O P T H P O S I 8 0 0 0 O P T V P O S I 8 0 0 0 C W I N D E X D E L A Y 0 0 E D W B 0 0 D D P G C 0 5 0 6 0 1 0 1 O T H E R 1 1 O P T H P O S I 8 0 0 0 O P T V P O S I 8 0 0 0 C W I N D E X D E L A ...

Page 64: ...PT 56DLX75 PT 61DLX75 62 ...

Page 65: ...ECEIVER IC6011 MOTOR DRIVE IC6010 RESET DMD CONTROL MAIN VIDEO SIGNAL PROCESS FOR SCALER 720p CONVERTER FOR IP CONVERTER MULTI WINDOW 3DY C SEPARATION ETC TTL PARALLELTO LVDS SERIAL CONVERTER LVDS SERIALTO TTL PARALLEL CONVERTER 3DY C SEPARATION NTSC DECODER I P CONVERTER PICTURE CONTROL MULTIWINDOW PICTURE IN PICTURE SPLIT SCREEN SEARCH SCALER 720p CONVERTER OSD MIX IC8211 8216 8221 8240 ETC SDRA...

Page 66: ...CUIT BOARD P BALLAST C B A STANDBY POWER CIRCUIT Q842 V REF 2 495V FEED BACK 3 1 2 T801 1 15 16 5 7 11 10 9 14 13 12 8 P803 1 P803 3 P802 22 26 P802 32 33 P802 18 19 P802 12 13 P802 4 P802 6 AC IN 3 7 2 6 9 L804 IC802 SWITCHING CONTROL 5 6 2 9 4 2 5 12V 30V 16V 16 V STBY 7V AC SW ON H AC STOP L LOW B SW ON H TV 5V 5V SW2911 COVER SW 12V 3 3V 2 5V 1 8 V TV 9V ATSC 12V 16V 16V RL802 R801 Q843 Q802 7...

Page 67: ...ROCESS 2D Y C SEPARATION NTSC DECODER A D 40 30 35 A D A D Y V PB C PR GC3FM_s GC3FS_s TP019 TP018 TP015 RGB Y CONVERT RGB PB CONVERT RGB PR CONVERT 74 76 78 80 83 84 85 86 88 93 IC4000 D A CONVERTER D A AUDIO DATA INTERFACE Y UV H SYNC V SYNC HDMI CLOCK 123 126 129 132 XOR MASK MODE CONTROL AUDIO DATA DECODER MAIN CLOCK GENERATOR YUV CONVERTER COLOR RANGE SCALING COLOR SPACE CONVERSION UP DOWN CO...

Page 68: ...YNC H SYNC IP CONVERTER PICTURE CONTROL MULTI WINDOW PICTURE IN PICTURE SPLIT SCREEN SEARCH SCALER 720p CONVERTER OSD MIX TTL PARALLEL TO LVDS SERIAL CONVERTER PLL VCC 9 26 34 44 3 3V 3 3V 1 3 9 15 29 35 41 43 49 55 75 81 VCC IC4264 64M MEMORY 64M MEMORY 3 3V 1 3 9 15 29 35 41 43 49 55 75 81 VCC H SYNC V SYNC CLOCK 75 26MHz MAIN VIDEO SIGNAL SUB VIDEO SIGNAL VIDEO SIGNAL MAIN SUB CARDY PB PR SIGNA...

Page 69: ...2 C21 B24 A25 D24 C23 B28 A29 C27 D28 B30 A31 C29 D30 D38 D40 E35 E33 E37 E39 G35 G33 G37 G39 H36 H34 K40 K38 K36 K34 B34 B36 D34 D36 Y24 W23 U21 V22 W25 Y26 U23 V24 Y30 W29 V28 U27 W31 Y32 V30 U29 U37 U39 T36 T34 T38 T40 P36 P34 P38 P40 N35 N33 L39 L37 L35 L33 W35 W37 U33 U35 AE3 AE4 AD1 AE2 AB2 AA4 AA2 AA3 V4 W1 V3 W2 U3 U4 T3 T4 P3 P2 N1 P4 M2 N4 L2 M3 L1 M4 K2 L3 J1 L4 H1 K4 T1 T2 R3 R2 AJ5 AH...

Page 70: ...IC8010 YUV CONVERTER 92 94 96 100 68 69 71 75 76 79 81 YUV SERATATION Y UV SYNC Y DATA 0 7 UV DATA 0 7 Y DATA 0 7 UV DATA 0 7 V SYNC H SYNC CLOCK Y UV SYNC 56 58 60 61 63 64 67 102 38 TP8072 IC8004 INVERTER IC8012 IC8005 13 4 11 9 5 5 1 6 8 10 12 1 2 3 27MHz OSC SPECTRUM SPLITTER X8001 14 3 3V 3 3V VCC VCC 7 84 83 118 119 87 54 52 105 117 27MHz CLOCK 116 49 1 2 4 195 175 142 143 166 167 24 P8002 P...

Page 71: ... L VDD VSS FROM TO DIGITAL TUNER BLOCK DIAGRAM SOUND PROCESS R CH SOUND PROCESS L CH HDMI AUDIO R TUNER AUDIO R TUNER AUDIO L AUDIO R AUDIO L FROM VIDEO I SIGNAL PATH BLOCK DIAGRAM JK4000 JK4001 HDMI AUDIO L IC3003 SOUND PROCESSOR IC3002 AUDIO SW AUDIO SW R CH TV HDMI DVI LINE 3 LINE 1 LINE 2 COMPONENT 1 COMPONENT 2 COMPONENT 1 TV HDMI DVI LINE 3 LINE 1 LINE 2 COMPONENT 1 COMPONENT 2 COMPONENT 1 2...

Page 72: ...V IC3002 AUDIO SW 32 33 I2C SERIAL CLOCK1 I2C SERIAL DATA1 VCC 9V VCC 9V 8 47 53 57 5 6 VCC AUDIO SW CONTROL2 H PHASE AUDIO BIAS 4 5V HDMI1 L HDMI2 H TO AUDIO BLOCK DIAGRAM AUDIO SW CONTROL1 LEVEL SHIFTER I2C DECODER 8 STBY 3 3V VCC STBY 3 3V VCC 3 3V 12V 8 IC6904 TEMP SENSOR IC6901 IC6903 COMPARATOR PHOTO SENSOR IC6006 BUFFER 2 1 SERIAL CLOCK4 SERIAL DATA4 VCC VCC VCC 3 3V 5V 5V V REF 8 VCC 3 3V ...

Page 73: ... Q8203 IC8245 AGC IC8220 AGC VHF MIX VHF OSC IF AMP 2 3 7 8 4 14 15 30 29 58 59 1 2 115 114 1 5V VCC 10 5V VCC 8 5V VCC 1 5V VCC 1 53 10 9 11 6 12 8 9 10 30V 4 5V 7 5V 2 5V 18 IF SW DIGITAL L ANALOG H 20 62 63 IC8203 SW 2 1 4 IC8204 SW DIGITAL H ANALOG L DIGITAL L ANALOG H DIGITAL H ANALOG L DIGITAL L ANALOG H 2 1 4 9 13 8 12 106 108 94 91 92 93 AP FDC CONT D8203 D8204 SYNC AP IF AGC DIGITAL RF AG...

Page 74: ... 9 12 10 11 1 2 G20 H20 G22 J18 6 2 7 1 IC8232 SW 11 8 10 6 12 9 1 4 2 5 13 3 DT12 106 V SYNC DT12 88 93 95 96 P9005 SD CARD Y DATA 0 7 SD CARD DETECT L SD WRITE PROTECT L SD CLOCK SD CARD DETECT L SD WRITE PROTECT L SD CLOCK SD DATA 0 3 UV DATA 0 7 DT10 8 11 DT10 3 DT10 12 DT10 7 P9003 8 11 P9003 3 P9003 12 P9003 7 DT12 97 100 102 105 DT12 107 H SYNC DT12 109 CLOCK DT12 80 OSD V SYNC DT12 87 OSD ...

Page 75: ...PTICAL BLOCK DIAGRAM SCREEN MIRROR PROJECTION LENS UNIT Reflector Mirror DMD DRIVE C B A CIRCUIT BOARD L DMD IC Color Wheel Unit LAMP Condenser Lens LA1 Lens LA2 Lens G13 Lens OPTICAL BLOCK UNIT OPTICAL CHASSIS UNIT R G B PT 56DLX75 PT 61DLX75 73 ...

Page 76: ...PT 56DLX75 PT 61DLX75 74 ...

Page 77: ... Schematic Diagram Notes 1 Indication for Zener Voltage of Zener Diodes The Zener Voltages of Zener Diodes are indicated as such on Schematic Diagrams Example 6 2V Zener Voltage 2 How to identify Connectors Each connector is labeled with a Connector No and Pin No Indicating what it is connected to its counterpart Use the interconnection schematic diagram to find the connection between associated c...

Page 78: ...O IN 2 S VIDEO IN 2 AUDIO IN 1 R CH AUDIO IN 1 L CH VIDEO IN 1 S VIDEO IN 1 COMPONENT AUDIO IN 1 L CH COMPONENT AUDIO IN 1 R CH COMPONENT AUDIO IN 2 L CH COMPONENT AUDIO IN 2 R CH COMPONENT IN 1 Y PB PR COMPONENT IN 2 Y PB PR 14 89 94 90 97 96 88 PL4 PA7 10 Pins 6 Pins 4 Pins DT07 USED FOR PROGRAM WRITING COVER SWITCH C B A PA5 P2912 4 Pins P2912 2 Pins 2 Pins 3 Pins FAN 3 PA1 PA9 PA10 PA13 AUDIO ...

Page 79: ... 6 3V R3904 100 D3901 B0BD6R200002 D3902 LAMP TEMP B3AAA0000538 D3903 B3AAA0000538 PNA4701M00HB INFRARED RECEIVER UNIT U3901 VOUT GND VCC GND LAMP LED TEMP LED IR IN STBY 3 3V RGB R GND RGB G GND RGB B GND RGH H GND RGB V GND RGB IN TO BASE C B A PA10 TO BASE C B A PA12 TO BASE C B A PA9 Y C AUDIO IN3 L AUDIO IN3 R VIDEO IN3 P3902 1 2 3 4 5 6 7 8 9 10 11 12 JK3902 C G C Y Y G G G V SW V V G L L G ...

Page 80: ...708 10K R6712 10K R6709 10K R6713 Q6702 2SB1218A0L 2SB1218A0L Q6701 SW6701 EVQ11G05R SW6704 EVQ11G05R SW6702 EVQ11G05R R6710 180 R6711 100 P6701 7 GND 6 STBY 3 3V 5 P_LED_G 4 P_LED_R 3 KEY_IN2 2 KEY_IN1 1 KEY_IN0 PT R6701 SW6706 EVQ11G05R SW6707 EVQ11G05R SW6708 EVQ11G05R SW6705 EVQ11G05R SW6703 EVQ11G05R 1200 R6702 1500 R6703 2700 R6704 5600 R6705 18K R6706 1200 R6707 TP6701 TP6702 TP6703 TP6704 ...

Page 81: ... VOLTAGE PIN NO VOLTAGE PIN NO VOLTAGE PIN NO VOLTAGE PIN NO VOLTAGE VOLTAGE CHART PT 56DLX75 PT 61DLX75 OPERATIONC B A Q6701 E 3 3 C 0 B 3 3 Q6702 E 3 3 C 3 2 B 2 6 TP6701 3 3 TP6702 3 3 TP6703 0 TP6704 3 3 TP6705 0 3 TP6706 3 3 TP6707 0 TP6708 3 3 TP6709 3 3 TP6710 3 3 TP6711 3 3 TP6712 3 3 TP6713 3 3 TP6714 0 TP6715 0 TP6716 0 FRONT JACK CIRCUIT BOARD FJ C B A Q3901 E 0 C 2 3 B 0 Q3902 E 0 C 2 ...

Page 82: ...PT 56DLX75 PT 61DLX75 80 ...

Page 83: ... TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT NOTE CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT 1 FRONT JACK C B A CIRCUIT BOARD FJ LSEP3187A SUFFIX VERSION NUMBER 2 B E C B E C D3901 D4801 D4802 R3914 L3901 L3902 L3903 L4801 L4802 D3913 D3912 D3911 L3909 R3906 R3910 L3908 L3907 L3906 L...

Page 84: ...708 TP6703 TP6702 TP6709 TP6704 TP6706 TP6713 TP6711 TP6710 TP6701 TP6712 TP6707 SW6701 SW6702 SW6703 SW6704 SW6705 SW6706 SW6707 CH UP CH DOWN VOL UP VOL DOWN SW6708 D6701 P6701 TV VIDEO OK MENU POWER R G 7 1 NOTE CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT OPERATION C B A LSEP3156A PT 56DLX75 PT 61DLX75...

Page 85: ...12 EXPLODED VIEWS 12 1 MAIN PARTS SECTION PT 56DLX75 PT 61DLX75 83 ...

Page 86: ...PT 56DLX75 PT 61DLX75 84 ...

Page 87: ...12 2 FRONT AND BASE SECTION PT 56DLX75 PT 61DLX75 85 ...

Page 88: ...12 3 DISPLAY SECTION PT 56DLX75 PT 61DLX75 86 ...

Page 89: ...PT 56DLX75 PT 61DLX75 87 ...

Page 90: ...12 4 SCREEN SECTION PT 56DLX75 PT 61DLX75 88 ...

Page 91: ...PT 56DLX75 PT 61DLX75 89 ...

Page 92: ...12 5 OPTICAL BLOCK SECTION PT 56DLX75 PT 61DLX75 90 ...

Page 93: ...12 6 TV UNIT SECTION PT 56DLX75 PT 61DLX75 91 ...

Page 94: ...12 7 PACKING PARTS AND ACCESSORIES SECTION PT 56DLX75 PT 61DLX75 92 ...

Page 95: ...e same are interchangeable as replacement parts Any of these parts may be ordered and used as a replacement part 13 1 2 Main Parts Replacement Notes 1 Section No of parts shown in Exploded Views are indicated in the Remarks column 2 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...

Page 96: ... LENTICULAR SCREEN A 4 52 LSGP0472 LENTICULAR SCREEN B 4 53 LSGP0501 FRESNEL LENS A 4 53 LSGP0469 FRESNEL LENS B 4 54 LSXA0685 SCREEN ANGLE H UNIT A 4 54 LSXA0717 SCREEN ANGLE H UNIT B 4 55 LSXA0684 SCREEN ANGLE V UNIT A 4 55 LSXA0718 SCREEN ANGLE V UNIT B 4 57 LSGV0110 BACK COVER A 3 57 LSGV0099 BACK COVER B 3 58 LSDL0297 MIRROR A 3 58 LSDL0290 MIRROR B 3 59 LSMF0393 SPACER 3 60 LSMF0424 SPACER A...

Page 97: ...is sold separately To purchase a replacement call the Panasonic accessory department 13 4 ELECTRICAL REPLACEMENT PARTS LIST Definition of Parts supplier 1 All parts are supplied from PASC NPC PRINTED CIRCUIT BOARD ASSEMBLY Ref No Part No Part Name Description Remarks E10 LSEP3172A MAIN C B A CIRCUIT BOARD DG RTL E S D E20 LSEP3174A BASE C B A CIRCUIT BOARD A RTL E30 LSEP3171A POWER C B A CIRCUIT B...

Page 98: ...ription Remarks D6701 B3AGA0000072 LIGHT EMITTING DIODE GREEN RESISTORS Ref No Part No Part Name Description Remarks R6702 ERJ3GEYJ122V MGF CHIP 1 16W 1 2K R6703 ERJ3GEYJ152V MGF CHIP 1 16W 1 5K R6704 ERJ3GEYJ272V MGF CHIP 1 16W 2 7K R6705 ERJ3GEYJ562V MGF CHIP 1 16W 5 6K R6706 ERJ3GEYJ183V MGF CHIP 1 16W 18K R6707 ERJ3GEYJ122V MGF CHIP 1 16W 1 2K R6708 ERJ3GEYJ103V MGF CHIP 1 16W 10K R6709 ERJ3GE...

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