Panasonic TH-42LFP30W Page 6 Service Manual Download | Manualshive

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6

TH-42LFP30W / TH-47LFP30W

2.3.

Precautions for Installation

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Summary of Contents for TH-42LFP30W

Page 1: ...4 Specifications 11 5 Operating Instructions 12 6 Service Mode 14 6 1 Service Menu Function 1 14 6 2 Service Menu Function 2 15 6 3 Service Mode Function 1 16 6 4 Service Mode Function 2 17 7 Troubleshooting Guide 18 8 Disassembly and Assembly Instructions 19 8 1 SERVICE INSTRUCTIONS 19 8 2 Disassembly Procedure Chart 20 8 3 Removing back plate 21 8 4 Layout of boards and parts 22 8 5 How to repla...

Page 2: ...Connection Diagram 33 10 1 Wiring Connection Diagram 1 33 10 2 Wiring Connection Diagram 2 42 inch 35 10 3 Wiring Connection Diagram 3 42 inch 36 10 4 Wiring Connection Diagram 4 42 inch 37 10 5 Wiring Connection Diagram 5 47 inch 38 10 6 Wiring Connection Diagram 6 47 inch 39 10 7 Wiring Connection Diagram 7 47 inch 40 11 Exploded View and Replacement Parts List 41 11 1 Exploded View and Mechanic...

Page 3: ...hock hazards 1 2 Touch Current Check 1 Plug the AC cord directly into the AC outlet Do not use an isolation transformer for this check 2 Connect a measuring network for touch currents between each exposed metallic part on the set and a good earth ground such as a water pipe as shown in Figure 1 3 Use Leakage Current Tester Simpson 228 or equivalent to measure the potential across the measuring net...

Page 4: ...p or exposure of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static solder removal device Some solder removal devices not classified 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...

Page 5: ...ution Pb free solder has a higher melting point than standard solder Typically the melting point is 50 70 F 30 40 C higher Please use a high temperature soldering iron and set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F or 600 C If you must use Pb solder please completely remove all of the Pb free solder on the pins or solder area before applying Pb...

Page 6: ...6 TH 42LFP30W TH 47LFP30W 2 3 Precautions for Installation ...

Page 7: ...7 TH 42LFP30W TH 47LFP30W ...

Page 8: ...ion Destination can be confirmed by Manufacturing ID No indicated in the Model Name Plate as following figure TH 42 47LFP30WU North and Latin America TH 42 47LFP30WA Oceania TH 42 47LFP30W Other The principal different points are AC power cord Carton box owners manual and set up guide ...

Page 9: ...9 TH 42LFP30W TH 47LFP30W 3 2 Applicable signals ...

Page 10: ...10 TH 42LFP30W TH 47LFP30W ...

Page 11: ...format 525 480 60i 60p 625 575 50i 50p 750 720 60p 50p 1125 1080 60i 60p 50i 50p 24p 25p 30p 24sF PC signals VGA SVGA XGA SXGA UXGA compressed Horizontal scanning frequency 30 110 kHz Vertical scanning frequency 48 120 Hz Connection terminals AV IN VIDEO BNC 1 0 Vp p 75 ohm AUDIO L R RCA Pin jack 2 0 5 Vrms HDMI 1 2 TYPE A Connector COMPONENT RGB IN G Y BNC with sync 1 0 Vp p 75 ohm B PB CB BNC 0 ...

Page 12: ...12 TH 42LFP30W TH 47LFP30W 5 Operating Instructions ...

Page 13: ...13 TH 42LFP30W TH 47LFP30W ...

Page 14: ...14 TH 42LFP30W TH 47LFP30W 6 Service Mode 6 1 Service Menu Function 1 ...

Page 15: ...15 TH 42LFP30W TH 47LFP30W 6 2 Service Menu Function 2 ...

Page 16: ...16 TH 42LFP30W TH 47LFP30W 6 3 Service Mode Function 1 ...

Page 17: ...17 TH 42LFP30W TH 47LFP30W 6 4 Service Mode Function 2 ...

Page 18: ...18 TH 42LFP30W TH 47LFP30W 7 Troubleshooting Guide ...

Page 19: ...19 TH 42LFP30W TH 47LFP30W 8 Disassembly and Assembly Instructions 8 1 SERVICE INSTRUCTIONS ...

Page 20: ...20 TH 42LFP30W TH 47LFP30W 8 2 Disassembly Procedure Chart ...

Page 21: ...e and lift the back plate slightly 5 Insert your hand through the opening gap while lifting the back plate Detach the cable which runs from the main switch board mounted on the back plate off the hook and remove the connector K39G for the jack board 6 The back plate also can be lifted with the power cord run ning through it If you remove the back plate together with the power cord carry out the fo...

Page 22: ...IN pin SPECIAL SCREW 2 X2 HDMI pin SCR PAN 3X6 5 Replace the main board with the replacement board Precautions for removing and fitting the main board protective cover and metal pin fitting Aluminium tape is affixed on the main board protective cover and metal pin fitting Make sure that this aluminium tape remains in place while handling them 170X50 mm 1 100X50 mm 1 8 6 How to replace the jack boa...

Page 23: ...lace it with the replacement board Fuses are fitted on the replacement board 8 8 How to replace Fan A 1 Detach the coupler KFN1 which is connected to the main board 2 Remove the tape shown in the photo 3 Remove 3 screws which hold the Fan A and gently detach the fan then replace with the replacement fan SCR PAN SW W 3X10 8 9 How to replace Fan B 1 Detach the coupler KFN2 which is connected to the ...

Page 24: ... remove the RC LED board together with the metal holder fitting SPECIAL SCREW 3X8 3 The replacement parts for the RC LED board are sup plied as a unit including the metal holder fitting Replace it with the replacement ASSY RC LED 8 12 Replacing the gaskets Precautions for replacement The gaskets shown in the drawing are important parts which must be installed between the cabinet front cabinet back...

Page 25: ...g or scratching the glass 8 14 Replacing the Panasonic badge The Panasonic badge is attached on the replacement cabi net front but the Panasonic badge itself can be also sup plied as a single part Take the following steps to replace the badge 1 Detach the Panasonic badge 2 Attach the replacement Panasonic badge to the specified position on the cabinet front as shown in the drawing 8 15 Replacing t...

Page 26: ... the metal holder fitting SCR PAN SW W 3X10 Precautions for removing and fitting the main switch board 6 specialty washers for ensuring dustproof and waterproof performance are fitted on 6 screws When fitting the main switch board always put the 6 specialty washers on screws facing the correct direction rubber side is facing to the back plate 8 17 Fitting the core for the main switch board cable W...

Page 27: ...lacement AV cover Precautions for removing and fitting the AV cover A specialty washer is fitted in one place on the AV cover to ensure dustproof and waterproof performance When fitting the AV cover always put the specialty washer on the screw facing the correct direction rubber side is facing to the AV cover When removing the AV cover undo all 12 screws of the order bottom middle and top to preve...

Page 28: ... power cord When replacing the power cord the power cord has to be detached from the back plate 1 Remove 3 ferrite cores which are fitted on the power board side of the power cord Take care not to damage the power cord when cutting CV band with nippers etc 2 Turn to loosen the waterproof nut which secures the power cord onto the back plate and remove the nut 3 Open the slit of the rubber packing w...

Page 29: ...0 kgf cm Ensure that there is no gap between waterproof nuts in this procedure 8 24 Replacing the waterproof nuts Take the following steps when replacing the waterproof nuts on the back plate side 1 Hold the inner side of the main part of waterproof nut set using monkey wrench etc 2 Undo the outer side of the waterproof nut using monkey wrench etc and remove it 3 Hold the inner side of the main pa...

Page 30: ...7LFP30W 8 26 Hook and tape for the cables The position of hooks and tape to arrange the cables are as shown in the following drawing 9 10 Hook 20 Tape The number represents the number of the detail drawing and parts list ...

Page 31: ... 13 13 PWR 30V DC416V 520V 400V 400 3A MAX AC264V 2 7A 400 3A MAX AC264V 2 7A MAX AC264V 2 7A 400V 200V 412V NOISE FILTER Q613 Q612 Q614 Q615 Q6800 Q685 Q684 Q690 692 42 Q6801 47 Q600 Q601 Q605 Q606 Q1606 42 Q1601 47 Q1603 Q602 Q604 1 1 2 3 4 5 6 7 8 9 10 11 11 BLON L6603 P_FAIL1 P_FAIL1 K16C P_FAIL1 P_FAIL1 DCR_VBR BLON DCR_VBR 12V_PWR 5VSTB 24V L6604 5VSTB L6605 12V 24V_EN Q6620 Q6621 K6A 1 2 3 ...

Page 32: ... HDMI1_HPD SCL SDA HDMI_SCL POW_SINK HDMI_SDA HDMI_SCL POW_SINK 3 3VSTB IC804 REAL TIME CLOCK 1 2 3 4 5 6 7 8 SDA CLOCKOUT CLOCKOUT RTC RTC SCL SDA SCL 3 3VSTB MCU_5V IC805 1 2 3 4 5 6 7 8 MCU_5V MAIN_EN IR KEY_POWER RTC 5VD_PWR SWICH SWICH SWICH1 SWICH2 IC7201 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 SYNC_DET PC_DET LED_GREEN LED_RED 1 2 3 4 5 6 7 8 UART SW UART SW IC2005 1 2 3 4 5 IC20...

Page 33: ...33 TH 42LFP30W TH 47LFP30W 10 Wiring Connection Diagram 10 1 Wiring Connection Diagram 1 ...

Page 34: ...34 TH 42LFP30W TH 47LFP30W ...

Page 35: ...35 TH 42LFP30W TH 47LFP30W 10 2 Wiring Connection Diagram 2 42 inch ...

Page 36: ...36 TH 42LFP30W TH 47LFP30W 10 3 Wiring Connection Diagram 3 42 inch ...

Page 37: ...37 TH 42LFP30W TH 47LFP30W 10 4 Wiring Connection Diagram 4 42 inch ...

Page 38: ...38 TH 42LFP30W TH 47LFP30W 10 5 Wiring Connection Diagram 5 47 inch ...

Page 39: ...39 TH 42LFP30W TH 47LFP30W 10 6 Wiring Connection Diagram 6 47 inch ...

Page 40: ...40 TH 42LFP30W TH 47LFP30W 10 7 Wiring Connection Diagram 7 47 inch ...

Page 41: ...41 TH 42LFP30W TH 47LFP30W 11 Exploded View and Replacement Parts List 11 1 Exploded View and Mechanical Replacement Parts List 11 1 1 Exploded View 11 1 1 1 Cabinet front ...

Page 42: ...42 TH 42LFP30W TH 47LFP30W 11 1 1 2 Cabinet back ...

Page 43: ...43 TH 42LFP30W TH 47LFP30W 11 1 1 3 Rear prate 1 ...

Page 44: ...44 TH 42LFP30W TH 47LFP30W 11 1 1 4 Rear prate 2 ...

Page 45: ...45 TH 42LFP30W TH 47LFP30W 11 1 1 5 Screws for board 42 1 ...

Page 46: ...46 TH 42LFP30W TH 47LFP30W 11 1 1 6 Screws for board 42 2 ...

Page 47: ...47 TH 42LFP30W TH 47LFP30W 11 1 1 7 Screws for board 47 1 ...

Page 48: ...48 TH 42LFP30W TH 47LFP30W 11 1 1 8 Screws for board 47 2 ...

Page 49: ...49 TH 42LFP30W TH 47LFP30W 11 1 1 9 AC cord 42 ...

Page 50: ...50 TH 42LFP30W TH 47LFP30W 11 1 1 10 AC cord 47 ...

Page 51: ...51 TH 42LFP30W TH 47LFP30W 11 1 1 11 EMC parts ...

Page 52: ...52 TH 42LFP30W TH 47LFP30W 11 1 1 12 Hook and Tape ...

Page 53: ...53 TH 42LFP30W TH 47LFP30W 11 1 1 13 Packing ...

Page 54: ... 62 36 T4120808102 SPECIAL SCREW 28 37 T4120808300 SPECIAL SCREW 8 38 T4120808409 SPECIAL WASHER 7 39 T4111899003 SCREW BIN 4X6 16 40 T4112225702 SCREW FLT 4X6 2 41 T4111926709 SCREW PAN SW W 3X10 24 42 T4111925207 SCREW PAN SW W 3X6 14 43 T4111923807 SCREW PAN SW W 4X20 4 44 T4110418601 SCREW PAN 3X6 2 45 T3120730406 SPECIAL SCREW 6 46 T4110759407 SCREW TPG BRZ 3X8 5 47 T6451052605 LCD PANEL 1 48...

Page 55: ...Chap 10 4 9 T6103575247 STANDARD WIRE POWER K6A MAIN K16A 1 Chap 10 3 4 T6103575230 STANDARD WIRE ASSY JACK K39G KEY SW K19G 1 Chap 10 4 10 T6103575261 STANDARD WIRE ASSY JACK K39H RC LED K19H 1 T6103575360 STANDARD WIRE ASSY MAIN KSPL JACK K001L 1 Chap 10 4 8 T6103575353 STANDARD WIRE ASSY MAIN KSPR JACK K001R 1 Chap 10 4 8 T6103575339 STANDARD WIRE ASSY POWER K6B MAIN K16B 1 Chap 10 3 5 T6103575...

Page 56: ...IAL SCREW 28 37 T4120808300 SPECIAL SCREW 8 38 T4120808409 SPECIAL WASHER 7 39 T4111899003 SCREW BIN 4X6 16 40 T4112225702 SCREW FLT 4X6 2 41 T4111926709 SCREW PAN SW W 3X10 26 42 T4111925207 SCREW PAN SW W 3X6 14 43 T4111923807 SCREW PAN SW W 4X20 4 44 T4110418601 SCREW PAN 3X6 2 45 T3120730406 SPECIAL SCREW 6 46 T4110759407 SCREW TPG BRZ 3X8 5 47 T6451052612 LCD PANEL 1 48 T6451039880 MOTOR BLW ...

Page 57: ...253 STANDARD WIRE MAIN K8F JACK K19F 1 Chap 10 7 9 T6103575254 STANDARD WIRE POWER K6A MAIN K16A 1 Chap 10 6 4 T6103575230 STANDARD WIRE ASSY JACK K39G KEY SW K19G 1 Chap 10 7 10 T6103575278 STANDARD WIRE ASSY JACK K39H RC LED K19H 1 T6103575353 STANDARD WIRE ASSY MAIN KSPR JACK K001R 1 Chap 10 7 8 T6103575346 STANDARD WIRE ASSY POWER K6B MAIN K16B 1 Chap 10 7 5 T6103575308 STANDARD WIRE ASSY POWE...

Page 58: ...D JACK 1 61 T6103565217 CIRCUIT BOARD KEY SW 1 62 T6103565071 CIRCUIT BOARD POWER 1 Safety Ref No Part No Part Name Description Pcs Remarks 8 T6103584140 CIRCUIT BOARD RC LED 1 59 T6103593289 CIRCUIT BOARD MAIN 1 60 T6103565200 CIRCUIT BOARD JACK 1 61 T6103565217 CIRCUIT BOARD KEY SW 1 62 T6103565088 CIRCUIT BOARD POWER 1 Ref No Board Name Function Remarks 8 RC LED Remote Receiver LED Brightness S...

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