Panasonic PT-50LCZ70 - 50" Rear Projection TV Скачать руководство пользователя страница 31

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Tips for determining defective circuit in case of picture problem

Display the internal pattern for "LCD-CHK" in Service Adjust
Mode.
Refer to "HOW TO DISPLAY THE INTERNAL PATTERN FOR
LCD-CHK" as shown in Figure A.

If the internal pattern is OK, the circuit shown in dark gray
can be judged OK.

Display the internal pattern for "GC-CHK" in Service Adjust
Mode.
Refer to "HOW TO DISPLAY THE INTERNAL PATTERN FOR
GC-CHK" as shown in Figure B.

If the internal pattern is OK, the circuit shown in gray can
be judged OK.

Circuit shown in gray

IC2501

DRIVE P.C.B.

MAIN P.C.B.

REAR JACK P.C.B.

TUNER P.C.B.

FRONT JACK/OPERATION P.C.B.

SD/HDMI P.C.B.

IC2901

CN2901

CN7001

CN3501

TUNER

CN8801

CARD

CN3502

CN3001

CN5503

CN9804

CN8201

CN9802

CN3001

CN3501

CN6701

COMPONENT IN 1,2

VIDEO IN 1,2

HDMI-IN 3

HDMI-IN 1

PC-IN

HDMI-IN 2

VIDEO IN 3

S-VIDEO IN

CN8970

CN2001

CN2101

CN2201

IC2902

LCD
VIDEO
PROCESS

INTERNAL
PATTERN
FOR LCD-CHK

LVDS
REC.

IC7119

IC7101

LVDS
TRANS.

OSD MIX

LVDS
REC.

I/P
CONVERTER

PICTURE
CONTROL

IC3001

VIDEO
SW

IC5510

HDMI I/F
/AD CONV.

IC5503

HDMI SW
/EQL

IC9801

EQL

IC8001

DIGITAL
SIGNAL
PROCESS

LCD/PRISM UNIT

IC8802

DEMODU.

EEPROM

PEAKS

IC8201

INTERNAL
PATTERN
FOR GC-CHK

Circuit shown in dark gray

PT-50LCZ70 / PT-56LCZ70 / PT-61LCZ70 / PT-50LCZ7 / PT-56LCZ7 / PT-61LCZ7

Содержание PT-50LCZ70 - 50" Rear Projection TV

Страница 1: ...Ltd All rights reserved Unauthorized copying and distribution is a violation of law PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 PT 50LCZ70 K PT 56LCZ70 K PT 61LCZ70 K Vol 1 Multi M...

Страница 2: ...ams 65 12 1 SCHEMATIC DIAGRAM CIRCUIT BOARD LAYOUT NOTES 65 12 2 INTERCONNECTION SCHEMATIC DIAGRAM 66 12 3 POWER SCHEMATIC DIAGRAMS 67 12 4 SD HDMI SCHEMATIC DIAGRAM 68 12 5 REAR JACK SCHEMATIC DIAGRA...

Страница 3: ...mmeter between the jumpered AC plug and each exposed metallic cabinet part on the receiver such as screwheads connectors etc When the exposed metallic part has a return path to the chassis the reading...

Страница 4: ...ounded 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...

Страница 5: ...and service this model Please place orders using the parts list and not the drawing reference numbers If the circuit is changed or modified this information will be followed by supplement service manu...

Страница 6: ...4 Specifications 6 PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7...

Страница 7: ...bnormal voltage DTV 9V line Abnormal voltage SUB 5V line Abnormal voltage MAIN 3 3V line Communication error between Peaks IC8001 and TV Microcontroller IC6004 Communication error between Peaks IC8001...

Страница 8: ...ower Switch Operation P C B SD HDMI P C B Front View Rear View LAMP LED POWER LED Front Door Rear Cover Main P C B Drive P C B Tuner P C B Rear Jack P C B Power P C B RF AMP Power Supply P C B Lamp Un...

Страница 9: ...ck Demodulator TV Microcontroller GenX4 EEPROM Peaks EEPROM Communication check for I2C bus Display Item ICs Description IC8001 IC5510 IC3001 IC4001 IC4101 TU8201 TU8201 IC8802 IC6004 IC6005 IC8201 DT...

Страница 10: ...S E L E C T 9 P I C T U R E M E N U S E L E C T V O L A D J U S T V I V I D O N 1 key 2 key CAUTION Do not change any parameters Peaks SOFT Peaks EEP LSI DATA GenX SOFT GenX EEP GenX ROMCOR GC5P EEP...

Страница 11: ...key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL...

Страница 12: ...Ver 0 156 Peaks software Ver 0 480 Read every other number from the left Read every other number from the right INSTALLATION DIMENSIONS DIAGRAM LAMP CAUTION The Lamp Unit becomes very hot during opera...

Страница 13: ...the cooling fan is still operating MODEL PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 PT 50LCZ70 K PT 56LCZ70 K PT 61LCZ70 K NOT USED MARK A B C D E F G H I PT Note Refer to Item 3 o...

Страница 14: ...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 OPT TV Unit AC Cord Rear Fan F...

Страница 15: ...iginal position It is important for the best operation of the unit Note Use extreme care especially for the following CN6701 From Rear Jack P C B Non Fabric Tape CN4501 From Speaker CN8201 From SD HDM...

Страница 16: ...riginal position It is important for the best operation of the unit Note Use extreme care especially for the following CN5503 From SD HDMI P C B CN8970 From Main P C B CN3502 From Front Jack Operation...

Страница 17: ...ly for the following CN3501 From Main P C B CN1102 From Thermal Fuse CN6003 From Power Switch Operation P C B CN1101 From Power P C B CN6005 From Lamp Unit Clamp CN1 From Power P C B CN2754 From OPT F...

Страница 18: ...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 OPT TV Unit Top Duct Unit Fig 9 5 PT 50LCZ70 PT 56...

Страница 19: ...er Unit Front Jack Operation P C B Power Switch Operation P C B SD HDMI P C B Front View Rear View LAMP LED POWER LED Front Door Rear Cover Main P C B Drive P C B Tuner P C B Rear Jack P C B Power P C...

Страница 20: ...voltage DTV 9V line Abnormal voltage SUB 5V line Abnormal voltage MAIN 3 3V line Communication error between Peaks IC8001 and TV Microcontroller IC6004 Communication error between Peaks IC8001 and TV...

Страница 21: ...IC4501 AUDIO POWER AMP IC1101 IC1102 IC1205 IC8001 PEAKS 30 57 34 SOUND SOS H PANEL SOS L PANEL STATUS SOS L SOUND SOS L PANEL SOS L PANEL STATUS SOS L 72 48 13 9 AC STOP L 12 6 10 11 5 L6 SOS L 114...

Страница 22: ...Abnormal temperature for Audio amp IC4501 Normal SOS SOS 0V on SUB 5V line MAIN P C B IC6004 TV MICROCONTROLLER SUB 5V SENS 34 SUB 5V 9V Normal SOS DC DC CONVERTER SOS 0V on MAIN 3 3V line MAIN P C B...

Страница 23: ...LCD 17V line detection circuit POWER Indicator ten blinks SOS 0V on LCD 17V line MAIN P C B POWER P C B IC6004 TV MICROCONTROLLER LCD 17V SENS 10 LCD 17 V SUB 5 V 17V CN1101 CN1003 9 9 Normal SOS MAIN...

Страница 24: ...CROCONTROLLER FAN SOS LAMP FAN SOS OPT FAN SOS FRONT FAN SOS REAR FAN SOS NORMAL REAR JACK P C B CONNECTION ERROR FRONT REAR FAN SD CONTROL FROM TV MICROCONTROLLER IC6004 OPT FAN SD CONTROL FROM TV MI...

Страница 25: ...rmal fuse detection circuit IC6004 TV MICROCONTROLLER 1 TV SUB ON H MAIN P C B POWER P C B POWER P C B Over current detection circuit IC1001 SWITCHING CONTROL T1002 Over current detect SWITCHING TRANS...

Страница 26: ...V line SUB 1 8V line SUB 3 3V line SUB 1 2V line DDR 3 3V line FHD 1 2V line The following voltage lines on the Main P C B is over voltage DT 9V line SUB 5V line SUB 1 8V line SUB 3 3V line SUB 1 2V l...

Страница 27: ...veral times Wait 5 minutes before retrying 2 If still NG replace the Lamp Unit 1 Try to turn on the power several times Wait 5 minutes before retrying 2 If still NG check that Connector CN1 and CN151...

Страница 28: ...d to the next step Turn the power on Is there a snap sound of the Relay turning ON Relay RL801 RL802 on the Power P C B YES NO YES NO Does the Power Indicator D6803 on the Power Switch Operation P C B...

Страница 29: ...ce the Front Jack Operation P C B or the OPT TV Unit Only PC input is NG Replace the OPT TV Unit Only HDMI3 or SD Card input is NG All inputs are NG Replace the SD HDMI P C B or the OPT TV Unit ABNORM...

Страница 30: ...r failure NO Still NG NO YES Replace the R CH Speaker Does the BALANCE screen becomes center position Set to the center position Swap the Speaker Connectors to confirm the Speaker failure NO Still NG...

Страница 31: ...1 DRIVE P C B MAIN P C B REAR JACK P C B TUNER P C B FRONT JACK OPERATION P C B SD HDMI P C B IC2901 CN2901 CN7001 CN3501 TUNER CN8801 SD CARD CN3502 CN3001 CN5503 CN9804 CN8201 CN9802 CN3001 CN3501 C...

Страница 32: ...M D C H K F R E Q 1 2 M A I N S E L E C T 3 4 S U B S E L E C T 9 P I C T U R E M E N U S E L E C T V O L A D J U S T V I V I D O N VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL key VOL...

Страница 33: ...ft material under the P C Boards or Unit 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...

Страница 34: ...Lamp debris may be noticed in the lamp compartment area after the rear cover is removed If present follow the notes in the disassembly procedure if not disregard these notes The Lamp Unit becomes very...

Страница 35: ...he right Support Shield by releasing the Locking Tab 2 1 Remove the 4 screws 2 Disconnect Connectors CN3502 Ope CN4501 Speaker CN5503 SD CN6003 Power SW and CN8201 HDMI Before trying to remove the OPT...

Страница 36: ...T TV Unit OPT TV Unit Cabinet Note If debris is present remove all dust and debris with a vacuum cleaner Fig D1 3 3 Pull out the OPT TV Unit PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61L...

Страница 37: ...disconnect Connector CN1102 2 Disconnect Connectors CN1 CN151 CN2751 CN2752 CN2753 CN6005 and release from the clampers Fig D1 4 453 453 453 453 453 453 453 453 482 CN1102 Thermal Fuse CN1 CN2753 CN15...

Страница 38: ...up Lamp Shield Case Ass y with Fans Note Clean the surface of the plate under the Lamp with a vacuum cleaner 3 Remove the Lamp Shield Case Ass y with Fans by removing the 8 screws PT 50LCZ70 PT 56LCZ...

Страница 39: ...oving the Lamp Unit The Lamp Unit becomes very hot during operation When replacing the Lamp Unit wait until it has cooled off 1 hour or more LAMP CAUTION d Removal of Lamp Unit 1 Disconnect two connec...

Страница 40: ...tay Plate The Lamp Unit includes the Lamp Fan Lamp Unit Lamp Support Shield Bottom View Fig D1 7 3 Remove the 4 plates Lamp Stay Plate Lamp Bracket Top Lamp Support Shield and Lamp Bracket Under by re...

Страница 41: ...494 493 Lamp Fan Name Plate Fig D1 8 e Removal of Lamp Fan 1 Remove the Lamp Fan from the Lamp Ass y by removing the 7 screws using the Hex Wrench 2 5 mm PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT...

Страница 42: ...ng the Lamp Shield Case Ass y with Fans wire the Lamp Fan Cable and the Front Fan Cable as shown Lamp Shield Case Ass y with Fans Lamp Fan Cable Front Fan Cable Pass Pass Place Clamp Fig D1 9 PT 50LCZ...

Страница 43: ...ing the Locking Tab 2 1 Remove the 4 screws 2 Disconnect Connectors CN3502 Ope CN4501 Speaker CN5503 SD CN6003 Power SW and CN8201 HDMI Locking Tab Support Shield 401 CN4501 CN8201 CN6003 CN5503 CN350...

Страница 44: ...Fig D2 2 3 Pull out the OPT TV Unit Pull OPT TV Unit OPT TV Unit Cabinet PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 44...

Страница 45: ...79 479 Spacer RF AMP Power Supply P C B CN151 CN1 REMOVAL OF THE FRONT FAN AND THE REAR FAN 1 Remove the OPT TV Unit Refer to Steps 1 2 in REMOVAL OF THE OPT TV UNIT 2 Disconnect Connector CN2752 and...

Страница 46: ...1 Remove the Rear Jack Holder by removing the 6 screws 2 Disconnect Connectors CN2751 CN2752 CN2753 CN2754 3 Disconnect Connector CN3501 and remove the Rear Jack P C B by removing the 5 screws Fig D4...

Страница 47: ...ld together while releasing the 6 locking tabs Fig D4 2 453 453 453 453 453 CN1 CN1101 Clamper Clamper Slide Power P C B with Shield forward Locking Tabs Power P C B with Shield Locking Tab Main PCB S...

Страница 48: ...the Power P C B by removing the 5 screws and the 2 spacers then disconnect the AC Cord Fig D4 3 479 479 479 479 479 Spacers AC Cord Power P C B PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT...

Страница 49: ...Rear Cover Refer to Step a in HOW TO REPLACE THE LAMP UNIT 2 For 50 inch models Fig D5 1a 1 Open the Front Door about 45 degrees and then pull it out gently 2 Remove the 3 screws 50 inch model PT 50L...

Страница 50: ...he front cover and the portion of the side with fingers and pull forward slightly at the portion and pull downward slightly at the portion Then do in the same way to remove the front cover 1 3 4 1 2 2...

Страница 51: ...D5 1b 1 Open the Front Door about 45 degrees and then pull it out gently 2 Remove the 3 screws 56 61 inch model 2 For 56 61 inch models PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7...

Страница 52: ...with fingers and pull forward slightly at the portion and pull downward slightly at the portion to release locking tabs There are X3 locking tabs Then do in the same way 1 3 4 1 2 2 5 4 While pulling...

Страница 53: ...rm the tabs X8 on the top of the front cover are in position while sliding up 2 Then press upward slightly at the following portions X3 of the bottom of the front cover in the order shown below to loc...

Страница 54: ...ewing from the front and no bend on the bottom portions viewing from side 4 Install the Front Door and the 3 screws 3 inch No Gap Confirm there is no bend of the bottom side viewing from the sides The...

Страница 55: ...the locking tabs A X2 in proper position Locking tab A Locking tab A Locking tab A 56 61 inch model Tab 2 Then slide the front cover upward Confirm the tabs X8 on the top of the front cover are in pos...

Страница 56: ...s at the following portion to lock completely Confirm there is no gap on the top viewing from the front and no bend on the bottom portions viewing from side 5 Install the Front Door and the 3 screws 3...

Страница 57: ...move the 5 screws from front side 2 Lift up the Display Fig D5 2 401 401 401 401 401 1 2 3 4 5 Display Tighten the 5 screws in order 1 2 3 4 5 Reassembly Note PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ...

Страница 58: ...THE SCREEN UNIT FROM THE DISPLAY 1 Remove the Display Refer to Steps 1 3 in REMOVAL OF THE DISPLAY 2 Remove the Screen Unit by removing the 14 screws Fig D6 1 PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LC...

Страница 59: ...the Fresnel Lens and the Lenticular Screen Due to this risk it is strongly recommended to replace the Screen Unit as a unit Fig D6 2 465 Escutcheon Sub Unit Lenticular Screen Fresnel Lens Serial No L...

Страница 60: ...e rear cover assembled 2 Turn the power on To release this mode 1 After changing the value of OPT HPOS OPT VPOS the adjustment data will be written to the EEPROM 2 Press 1 key to return to the Main Me...

Страница 61: ...Projection Unit Screw Twist Twist Screw Screw Screw Front View Fig M1 5 2 Adjust the Projection Lens by twisting so that the long line g and the long line h are within 4 dots The long line g and the...

Страница 62: ...mmetrical to B by pressing the VOLUME UP DOWN key on the remote to change the value C width c width c width d width a width b width a width b D B A width d MMD CHK 2 8 G H B E I C K J D L F A OPT HPOS...

Страница 63: ...urfaces 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...

Страница 64: ...3 4 10 3 4 11 0 12 3 4 13 0 14 0 15 3 3 16 3 3 17 5 2 18 0 19 0 20 3 4 21 0 22 3 4 23 24 0 25 3 3 26 0 27 3 3 28 3 3 29 30 CN6003 1 4 7 2 3 4 3 0 4 3 4 5 6 0 7 0 8 0 CN6005 1 0 WF8 2 5 1 3 5 2 4 5 6 0...

Страница 65: ...0 0 WF4 11 0 WF5 12 0 WF6 13 0 14 0 WF4 15 0 WF5 16 0 WF6 17 0 18 4 2 WF7 19 4 6 20 4 6 21 2 2 22 2 2 23 4 5 24 4 5 25 0 26 0 27 0 28 1 3 29 2 9 30 3 4 31 1 3 32 5 0 33 5 0 34 9 0 35 0 REAR JACK P C B...

Страница 66: ...p 0 2 V 20 s V1 1 00 Vp p 0 2 V 20 s V1 0 70 Vp p 0 2 V 20 s V1 0 70 Vp p 0 2 V 20 s V1 2 00 Vp p 0 5 V 20 s WF1 WF2 WF3 WF4 WF5 WF6 WF7 WF8 WF9 V1 1 50 Vp p 0 5 V 5 ms V1 3 40 Vp p 1 V 5 ms PT 50LCZ...

Страница 67: ...DATA 40bit SIGNAL PROCESS FOR LCD PANEL IC2901 IC2902 B DATA 40bit G DATA 40bit PC IN POWER REMOTE SENSOR OPERATION BUTTON LAMP DRIVE DRIVE 3 3V POWER SW IC5501 EEPROM HDMI SW EQUALIZER IC5503 EQUALI...

Страница 68: ...PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 68...

Страница 69: ...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 in other words its counter part Use the in...

Страница 70: ...851 2 Pins AUDIO OUT R CH AUDIO OUT L CH VIDEO OUT AUDIO IN 2 R CH AUDIO IN 2 L CH VIDEO IN 2 AUDIO IN 1 R CH AUDIO IN 1 L CH S VIDEO IN 1 VIDEO IN 1 COMPONENT AUDIO IN 1 L CH COMPONENT AUDIO IN 1 R C...

Страница 71: ...1 10k R1012 1k R1021 0 R1008 5600 R812 10k R822 100k R1027 5600 R1001 10k RL801 K6B1CGA00055 D1017 MAZ43000MF C1035 PT C1009 2200p 2kV RL802 K6B1CGA00055 R827 5600 R826 2700 D852 B0EAKP000012 C852 PT...

Страница 72: ...0 11 12 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 CN9803 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 CN9801 SD CARD SLOT 1 DAT3 2 CMD 3 GND 4 VCC 5 CLK 6 GND...

Страница 73: ...G R G JK3509 W G R G JK3507 W G R G JK3501 S VIDEO IN1 VIDEO IN1 AUDIO IN1 L AUDIO IN1 R VIDEO IN2 AUDIO IN2 L AUDIO IN2 R VIDEO OUT COMPONENT Y1 COMPONENT AUDIO IN1 L COMPONENT AUDIO IN1 R COMPONENT...

Страница 74: ...BBBA000022 CMPARATOR 1 2 3 4 5 6 7 8 Q2755 2SD0601A0L R2765 R2786 1k R2790 10k R2785 10k R2782 56k R2788 1k R2783 15k R2779 56k R2776 6800 C4125 C4122 PT PT R2780 22k R2781 56k JS2753 PT R2789 150k R2...

Страница 75: ...3526 JK3503 V V G L L G R R G JK3502 V V G L L G R R G JK3506 GR GR G B B G R R G JK3504 GR GR G B B G R R G JK3505 W G R G JK3507 W G R G JK3501 S VIDEO IN1 VIDEO IN1 AUDIO IN1 L AUDIO IN1 R VIDEO IN...

Страница 76: ...R2755 56k R2756 10k C4107 1u KB C4109 1u KB C4110 1u KB C4104 1u KB C4111 1u KB C4108 1u KB C4105 C4106 1u KB C4103 1u KB C4101 100u 16V L4101 J0JHC0000078 R4108 R4111 R4109 R4107 R4104 R4103 R4106 R4...

Страница 77: ...32 LOUT1 33 ROUT1 34 ADR 35 SCL 36 SDA 37 O2 38 BIAS 39 L11 40 R11 41 L12 42 R12 43 L13 44 R13 JK3506 GR GR G B B G R R G JK3509 W G R G JK3507 W G R G COMPONENT AUDIO IN1 R COMPONENT AUDIO IN2 L COM...

Страница 78: ...6802 2SB1218A0L Q6803 2SB1218A0L SW6801 POWER EVQ11G05R R6812 10k R6811 10k Q6804 2SD1819A0L LED DRIVE LED DRIVE LED DRIVE R6815 10k R6816 10k C6801 47u 6 3V RD R6807 0 R6808 100 R6806 470 CN6801 1 2...

Страница 79: ...Q806 RL801 R826 D809 Q801 D802 C809 C807 TP803 D814 C804 TP813 R1027 D812 C1028 C1029 C1027 TP1006 L1011 C1025 C1015 D1017 R1031 R1030 R1029 C1036 C1019 C1018 L1013 TP1003 T801 C814 D811 C810 Q805 R82...

Страница 80: ...7 TP9818 R9832 R9901 C9830 CN9802 1 2 29 30 1 11 12 10 8 7 6 5 4 3 2 SD CARD SLOT 9 1 12 CN9801 TP9814 1 19 LSJB3241 C E B C E B C E B R9854 R9853 R9859 R9851 R9860 R9857 R9856 R9855 R9865 R9873 R9864...

Страница 81: ...4139 R4140 R3519 C3508 R3517 R3518 C3509 R3516 R3515 R3513 C3510 R3511 C3506 R3507 C3504 R3508 R3510 R3509 C3505 R3506 R3502 R3501 C3502 R3504 C3512 R3521 R3522 C3513 R3503 R3512 C3507 C4139 C4140 D35...

Страница 82: ...VOL DOWN TV VIDEO OK MENU SW6703 SW6702 SW6701 SW6705 SW6706 SW6707 LSJB3231 W8977 W8976 W8975 W8974 W8973 W8972 CN8970 R8972 C8983 JS8970 JS8971 JS8972 W8982 C8979 W8981 R8974 R8973 C8978 R8971 C897...

Страница 83: ...14 Exploded Views 14 1 MAIN PARTS SECTION PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 83...

Страница 84: ...PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 84...

Страница 85: ...14 2 BASE BODY SECTION PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 85...

Страница 86: ...14 3 DISPLAY SECTION PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 86...

Страница 87: ...PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 87...

Страница 88: ...14 4 SCREEN SECTION PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 88...

Страница 89: ...PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 89...

Страница 90: ...14 5 OPT TV UNIT SECTION PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 90...

Страница 91: ...14 6 LAMP UNIT SECTION PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 91...

Страница 92: ...14 7 PACKING PARTS AND ACCESSORIES SECTION PT 50LCZ70 PT 56LCZ70 PT 61LCZ70 PT 50LCZ7 PT 56LCZ7 PT 61LCZ7 92...

Страница 93: ...rts whose Ref Nos are the same are interchangeable as replacement parts Any of these parts may be ordered and used as a replacement part 15 1 2 Mechanical Replacement Notes 1 Section No of parts shown...

Страница 94: ...4 52 LSGP0560 LENTICULAR SCREEN B E H 4 52 LSGP0562 LENTICULAR SCREEN C F I 4 53 LSGP0555 FRESNEL LENS A D G 4 53 LSGP0559 FRESNEL LENS B E H 4 53 LSGP0561 FRESNEL LENS C F I 4 54 LSXA0886 SCREEN SUP...

Страница 95: ...15 3 ELECTRICAL REPLACEMENT PARTS LIST Definition of Parts supplier 1 All parts are supplied from PSTC NPC PRINTED CIRCUIT BOARD ASSEMBLY Ref No Part No Part Name Description Remarks E20 LSEP3231A FRO...

Страница 96: ...F2000L SMALL CAPACITY SILICON RECTIFIER DIODES D9814 MA22F2000L SMALL CAPACITY SILICON RECTIFIER DIODES RESISTORS Ref No Part No Part Name Description Remarks R9801 ERJ3GEYJ103V MGF CHIP 1 16W 10K R98...

Страница 97: ...SI D811 MA3X152E0L DIODE SI CHIP D814 MAZ42700MF DIODE ZENER 27V D852 B0EAKP000012 DIODE SI D1001 B0EBNT000008 DIODE SI D1002 MAZ71200BC DIODE ZENER 12V D1003 B0HAJL000001 DIODE SI D1004 MAZ73000BC D...

Страница 98: ...SSC0766 HEAT SINK 15 3 5 REAR JACK P C B INTEGRATED CIRCUITS Ref No Part No Part Name Description Remarks IC2751 C0DBEKG00003 IC LINEAR IC2753 C0DBEKG00003 IC LINEAR IC2754 C0DBEKG00003 IC LINEAR IC27...

Страница 99: ...180K R4150 ERJ6GEYJ184V MGF CHIP 1 10W 180K CAPACITORS Ref No Part No Part Name Description Remarks C2753 F1H1E104A030 C CHIP 25V 0 1UF C2754 F1H1E104A030 C CHIP 25V 0 1UF C2755 F1H1E104A030 C CHIP 2...

Страница 100: ...6 3V 330UF C8974 F1H1C104A065 C CHIP 16V 0 1UF C8975 ECJ1VB1H103K C CHIP 50V 0 01UF C8976 F2A1H560B358 ELECTROLYTIC 50V 56UF C8977 ECJ1VC1H820J C CHIP 50V 82PF C8978 ECJ1VC1H820J C CHIP 50V 82PF C8979...

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