PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 1 Safety Precautions 1.1. General Guidelines 1. For continued safety, no modification of any circuit should be attempted. 2. Disconnect AC Plug before disassembling this unit. 3. It is advisable to use an isolation transformer in the AC supply before servicing.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 2 Warning 2.1. Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 3 Service Navigation 3.1. Introduction This service manual contains technical information which will allow service personnel´s to understand and service this model. Please place orders using the parts list and not the drawing reference numbers.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 5 Service Mode INDICATIONS FOR ERROR CONDITIONS Each Indicator facilitates finding the cause of an error. When an error is detected, the Lamp goes off and the indicators on the front flash.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 MAIN PARTS LOCATION <Front View> Power Switch /Operation P.C.B. Front Jack /Operation P.C.B. POWER LED LAMP LED SD/HDMI P.C.B. Front Cover Unit Front Door <Rear View> OPT/TV Unit RF AMP Front Fan Power Supply P.C.B.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 SELF CHECK *3. SOS History The number of time SOS History In this mode, the following information can be confirmed on the Power Indicator flashed screen: : 01 ~ 09 Peaks software version and EEPROM data version...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 SERVICE ADJUST MODE Service Adjust Mode Enter: In this mode, the following information can be confirmed on the VOLUME DOWN button + RECALL key (3 times) screen: (in power on condition)
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 MMD-CHK 1/8~8/8 and internal pattern Perform the Picture Position adjustment by pressing VOL+/- key, and display the internal pattern for LCD-CHK, GC-CHK. 3 key 3 key 3 key 3 key 3 key...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 TO READ THE PEAKS SOFTWARE LAMP CAUTION VERSION AND TV MICROCONTROLLER The Lamp Unit becomes very hot during operation. When replacing the Lamp Unit, wait until it has cooled off (1 hour or SOFTWARE VERSION more).
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 RESET USER’S MEMORY FUNCTIONS DO NOT UNPLUG AC CORD DURING COOLING OPERATION Be sure to reset the user’s memory: After replacing the Main P.C.B. The lamp cooling fan will continue to operate for approximately When moving the unit to a new location.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 WIRE AND LEAD POSITION DIAGRAM OF THE UNIT 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.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 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.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 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.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 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.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 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-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 6 Troubleshooting Guide 6.1. Troubleshooting Hints for Block Level Repair MAIN PARTS LOCATION <Front View> Power Switch /Operation P.C.B. Front Jack /Operation P.C.B. POWER LED LAMP LED SD/HDMI P.C.B. Front Cover Unit Front Door <Rear View>...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 INDICATIONS FOR ERROR CONDITIONS Each Indicator facilitates finding the cause of an error. When an error is detected, the Lamp goes off and the indicators on the front flash. LAMP Indicator...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 Protection Circuit SOS terminal of IC6004 (TV microcontroller) IC6004 (TV MICROCONTROLLER) IC4501 (AUDIO POWER AMP) AC STOP(L) Q4502 LCD+17V SENS (SOS(L)) SOUND SOS (H) SOUND SOS (L) DTV+9V SENS (SOS(L)) IC1107...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 [POWER Indicator three blinks] Abnormal voltage (SUB+5V line) detection circuit SUB+5V IC1107 IC6004 (TV MICROCONTROLLER) Normal REG. SUB+5V SENS SOS: 0V on SUB+5V line MAIN P.C.B. [POWER Indicator four blinks] Abnormal voltage (MAIN+3.3V line) detection circuit MAIN+3.3V...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 [POWER Indicator nine blinks] Communication error between Peaks (IC8001) and TV microcontroller (IC6004) detection circuit IC6004 (TV MICROCONTROLLER) IC8001 (PEAKS) Normal PANEL STATUS (SOS (L)) PANEL STATUS (SOS (L)) MAIN P.C.B.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 [LAMP Indicator eight blinks] LAMP Fan stops detection circuit [LAMP Indicator nine blinks] OPT Fan stops detection circuit [LAMP Indicator ten blinks] Front Fan or Rear Fan stops detection circuit [LAMP Indicator eleven blinks] Rear Fan or Front Fan stops detection circuit [LAMP Indicator twelve blinks] Rear Jack P.C.B.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 AC stop detection circuit T801 D802 FULL-WAVE STBY+7V RECTIFIER IC6004 (TV MICROCONTROLLER) Normal Q803-Q805 D811 AC VOLTAGE AC STOP (L) DETECT POWER P.C.B. MAIN P.C.B. Over current detection circuit IC1001 (SWITCHING CONTROL)
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 How to solve problems indicated by the Error Indication (The symptom of all errors is that the Lamp goes off) Note: Before performing troubleshooting, confirm that all connector cables in the unit are connected correctly.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 How to solve problems indicated by the Error Indication (The symptom of all errors is that the Lamp goes off) Note: Before performing the troubleshooting, confirm that all connector cables in the unit are connected correctly.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 Note: LAMP DOES NOT LIGHT UP 1. Before performing troubleshooting, confirm that all connector cables are connected properly. 2. When repeating troubleshooting, be sure to Plug in the AC Cord. turn the power off and unplug the AC Cord.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 HOW TO DETERMINE WHICH P.C.B. IS DEFECTIVE No picture or abnormal picture ABNORMAL PICTURE: No Picture Color (Black and White picture) Abnormal Picture Color Unsynchronized Picture Dark Picture (Only Video1 OR 2 input is NG.) Replace the OPT/TV Unit or the Rear Jack P.C.B.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 No sound from built-in both L-CH and R-CH Speakers (All input are NG.) Check that there is an audio signal to the Audio Out Replace the OPT/TV Unit Terminal from all input terminals.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 Tips for determining defective circuit in case of picture problem REAR JACK P.C.B. MAIN P.C.B. IC3001 CN3501 CN3001 COMPONENT IN 1,2 VIDEO IN 1,2 S-VIDEO IN VIDEO Circuit shown in gray FRONT JACK/OPERATION P.C.B.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 HOW TO DISPLAY THE INTERNAL PATTERN Service Adjust Mode Enter: VOLUME DOWN button + RECALL key (3 times) (in power on condition) RECALL (X3) (on the front) (on the remote) SRVICE Peaks SOFT 0.480...
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 7 Disassembly and Assembly Instructions 7.1. Cabinet Section DISASSEMBLY METHOD OF CABINET SECTION Cabinet section contains following removal procedures: HOW TO REPLACE THE LAMP UNIT Removal of Rear Cover Removal of OPT/TV Unit Removal of Lamp Shield Case Ass’y with Fans...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 HOW TO REPLACE THE LAMP UNIT Note: 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.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 Before trying to remove the OPT/TV Unit, check the area under the Lamp shown by the arrow in the following picture. Note: If debris is present, clean the debris with a vacuum cleaner.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 3) Pull out the OPT/TV Unit. Cabinet Note: Pull OPT/TV Unit If debris is present, remove all dust and debris with a vacuum cleaner. OPT/TV Unit Fig. D1-3...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 c. Removal of Lamp Shield Case Ass’y with Fans 1. Remove the Thermal Fuse by removing the screw, and disconnect Connector CN1102. 2. Disconnect Connectors CN1, CN151, CN2751, CN2752, CN2753, CN6005 and release from the clampers.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 3. Remove the Lamp Shield Case Ass’y with Fans by removing the 8 screws. Lamp Shield Case Ass'y with Fans Lift up Lamp Shield Case Ass'y with Fans Note: Clean the surface of the plate under the Lamp with a vacuum cleaner.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 d. Removal of Lamp Unit 1. Disconnect two connector cables from the Lamp Ass’y. 2. Remove the Lamp Ass’y by removing the 6 screws. LAMP CAUTION: 453 453 The Lamp Unit becomes very hot during operation.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 3. Remove the 4 plates (Lamp Stay Plate, Lamp Bracket Top, Lamp Support Shield and Lamp Bracket Under) by removing the 11 screws. Lamp Stay Plate Lamp Bracket Top Lamp Support Shield...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 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). Name Plate Lamp Fan Fig. D1-8...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 Reassembly Note for Lamp Shield Case Ass’y: Before installing the Lamp Shield Case Ass’y with Fans, wire the Lamp Fan Cable and the Front Fan Cable as shown. Place Lamp Fan Cable...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 REMOVAL OF THE OPT/TV UNIT 1. Remove the 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).
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 3) Pull out the OPT/TV Unit. Cabinet Pull OPT/TV Unit OPT/TV Unit Fig. D2-2...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 REMOVAL OF THE RF AMP POWER SUPPLY P.C.B. 1. Remove the OPT/TV Unit. Refer to Steps 1~2 in "REMOVAL OF THE OPT/TV UNIT." 2. 1) Disconnect Connectors CN151, CN1 on the RF AMP Power Supply P.C.B.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 REMOVAL OF THE TUNER P.C.B., THE REAR JACK P.C.B. AND THE POWER P.C.B. 1. Remove the OPT/TV Unit. Refer to Steps 1~2 in "REMOVAL OF THE OPT/TV UNIT." 2. Remove the Tuner P.C.B. by removing the 3 screws (CN8970 is disconnected).
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 4. 1) Disconnect Connectors CN1, CN1101 and remove the 5 screws. 2) Slide out the Power P.C.B. with the Shield together while releasing the 6 locking tabs. Locking Tab Clamper Lift up...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 3) Remove the Power P.C.B. by removing the 5 screws and the 2 spacers, then disconnect the AC Cord. Spacers AC Cord Power P.C.B. Fig. D4-3...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 REMOVAL OF THE FRONT COVER UNIT AND THE DISPLAY 1. Remove the Rear Cover. Refer to Step a in "HOW TO REPLACE THE LAMP UNIT." 2. 1) Open the Front Door about 45 degrees and remove it by releasing the 2 Locking Tabs.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 Reassembly Note for Front Cover Unit: (For 50 inch models) Hook Front Cover Unit The 8 hooks must not 7" 3" 3" run around. Push Push Push upward upward upward (For 56/61 inch models) <Both side>...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 3. 1) To remove Display, remove the 5 screws from front side. 2) Lift up the Display. Display Reassembly Note: Tighten the 5 screws in order. 1 2 3 4 5...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 REMOVAL OF 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.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 3. 1) Remove the 4 Screen Support Corners, 2 Screen Support H Units and the 2 Screen Support V Units by removing the 22 screws. 2) Remove the Fresnel Lens and the Lenticular Screen.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 8 Measurements and Adjustments 8.1. Adjustment Procedures 1 WHEN INSTALLING THE OPT/TV UNIT 3. To enter Service Adjust Mode, hold the VOLUME DOWN button on the unit and press the RECALL key three times INTO THE UNIT AT THE USER’S...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 a. Focus Adjustment b. Mechanical Picture Position Adjustment (Tilt) 1) Confirm that each of the pixels in the nine portions are 1) Loosen the 4 Screws on the Projection Unit. clearly visible.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 c. Electrical Picture Position Adjustment (H/V) 1) Adjust OPT HPOS so that "C" is symmetrical to "D." by pressing the VOLUME UP/DOWN key on the remote to change the value. 2) Press the CH UP/DOWN key on the remote to return to the OTHER menu.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 9 Maintenance 9.1. Cleaning Methods THE SCREEN UNIT AND THE MIRROR THE PROJECTION LENS THE SCREEN UNIT (Lenticular Screen, Fresnel Lens) Use lens cleaning paper and cleaner available at your local camera shop, etc.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 10 Voltage Chart and Waveform of Connectors MAIN P.C.B. POWER P.C.B. SD/HDMI P.C.B. MODE POWER WF NO. MODE POWER WF NO. MODE POWER WF NO. MODE POWER WF NO. MODE POWER WF NO.
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 RF AMP POWER REAR JACK P.C.B. TUNER P.C.B. SUPPLY P.C.B. MODE POWER WF NO. MODE POWER WF NO. MODE POWER WF NO. MODE POWER WF NO. MODE POWER WF NO. PIN NO.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 12 Schematic Diagrams 12.1. SCHEMATIC DIAGRAM & CIRCUIT BOARD LAYOUT NOTES 1. Important safety notice 3. Parts marked "PT" are not used in any models included Components identified by the sign have special in this service model.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 12.2. INTERCONNECTION SCHEMATIC DIAGRAM INTERCONNECTION SCHEMATIC DIAGRAM IMPORTANT SAFETY NOTICE: COMPONENTS IDENTIFIED BY THE SIGN HAVE SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY. WHEN REPLACING ANY OF THESE COMPONENTS, USE ONLY THE SPECIFIED PARTS.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 12.3. POWER SCHEMATIC DIAGRAMS POWER SCHEMATIC DIAGRAM IMPORTANT SAFETY NOTICE: CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, COMPONENTS IDENTIFIED BY THE SIGN HAVE REPLACE ONLY WITH THE SAME TYPE 6.3A 125V FUSE.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 12.5. REAR JACK SCHEMATIC DIAGRAM REAR JACK SCHEMATIC DIAGRAM VIDEO SIGNAL AUDIO SIGNAL REAR JACK/FAN DRIVE CN3502 TO FRONT JACK JK3501 /OPERATION P.C.B. S-VIDEO IN1 CN6701 AV3_V D3504 D3503 R3501 AV3_L...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 REAR JACK SCHEMATIC DIAGRAM REAR JACK/FAN DRIVE CN3502 TO FRONT JACK /OPERATION P.C.B. CN6701 AV3_V AV3_L AV3_R C4122 C4125 TO MAIN P.C.B CN3001 CN3501 V1_V V1_S_DET V1_Y V1_C V2_V V3_V D1_Y...
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PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 REAR JACK SCHEMATIC DIAGRAM VIDEO SIGNAL AUDIO SIGNAL JK3501 S-VIDEO IN1 D3504 D3503 R3501 R3502 D3506 D3505 D3502 D3501 VIDEO IN1 AUDIO IN1(L) D3508 R3503 D3507 R-SW AV1_L D3510 D3509 AUDIO IN1(R)
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 12.6. FRONT JACK/OPERATION / POWER SWITCH / TUNER SCHEMATIC DIAGRAM FRONT JACK/OPERATION SCHEMATIC DIAGRAM TUNER SCHEMATIC DIAGRAM VIDEO SIGNAL AUDIO SIGNAL VIDEO SIGNAL AUDIO SIGNAL TUNER TU8970 CN6701 ENGE6601KF LINE3_V JK6701...
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 12.7. RF AMP POWER SUPPLY SCHEMATIC DIAGRAM RF AMP POWER SUPPLY SCHEMATIC DIAGRAM NOTE: “FOR REFERENCE ONLY” RF AMP POWER SUPPLY P.C.B. IS NOT SERVICEABLE AND IS SUPPLIED AS A UNIT ONLY FOR REPLACEMENT.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 13 Printed Circuit Board 13.1. POWER P.C.B. POWER P.C.B. LSEP3237A CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, IMPORTANT SAFETY NOTICE: REPLACE ONLY WITH THE SAME TYPE 6.3A 125V FUSE.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 13.2. SD/HDMI P.C.B. SD/HDMI P.C.B. LSEP3229A NOTE: MULTILAYER P.C.B. THIS P.C.B. IS Multi-Layer P.C.B. THIS CIRCUIT BOARD SHOWS COMPONENT LAYOUT-PATTERN FOR COMPONENT SIDE AND FOIL SIDE. LAYOUT PATETRNS ARE SINGLE PATTERN FOR EACH SIDE THAT MAKE EASY TO SIGHT THE COMPONENT LAYOUT.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 15 Replacement Parts List BEFORE REPLACING PARTS, READ THE FOLLOWING: 15.1.3. Electrical Replacement Notes 1. Unless otherwise specified; 15.1. REPLACEMENT NOTES All resistors are in Ω, K = 1,000 Ω, M = 1,000 kΩ.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7 15.2. MECHANICAL REPLACEMENT Ref. Part No. Part Name & Description Remarks PARTS LIST LFS4000PA1 LAMP UNIT PSEC LSYK2133 ESCUTCHEON SUB UNIT ( A,G ) LSYK2134 ESCUTCHEON SUB UNIT ( B,H )