Panasonic PT-L1501 Service Manual Download

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ORDER NO. VED0008301C0

D10

LCD Projector

PT-L711E / PT-L711U / PT-L701E / PT-L701U / PT-L501E / PT-

L501U / PT-L1711 / PT-L1701 / PT-L1501

SPECIFICATIONS

MC-Service

Summary of Contents for PT-L1501

Page 1: ...ORDER NO VED0008301C0 D10 LCD Projector PT L711E PT L711U PT L701E PT L701U PT L501E PT L501U PT L1711 PT L1701 PT L1501 SPECIFICATIONS 1 MC Service ...

Page 3: ...he AC power line before the service Observe the original lead dress during the service If a short circuit is found replace all the parts overheated or damaged by the short circuit After the service all the protective devices such as insulation barriers insulation papers shields and isolation R C combinations must be properly installed After the service check the leakage current to prevent the cust...

Page 4: ...1 to T1 according to Fig 2 and measure the voltage 4 Change the connection of M1 from T1 to T2 and measure the voltage again 5 The voltmeter must read 0 375 V or lower in both of steps 3 and 4 This means that the current must be 0 75 mA or less 6 If the reading is out of the above standard the projector must be repaired and rechecked before returning to the customer because of a possibility of an ...

Page 5: ...e contact with the light Because the high pressure lamp involves a risk of explosion never touch the lamp wire lead during the service See Fig 3 Fig 3 2 Operating Instructions 3 Self Check Mode This mode is used to narrow down the location of the failure 3 1 Procedure to enter the self check mode While pressing the VOLUME button on the remote control unit press the left arrow button on the main un...

Page 6: ...ME button on the remote control unit press the left arrow button on the main unit 3 seconds or longer to enter the service mode 3 In the service mode pressing the up arrow or down arrow button on the remote control unit allows the test pattern selection Horizontal Lines Vertical Lines Dots White No pattern and the left arrow or right arrow button the color selection White Red Green Blue 4 2 Cancel...

Page 7: ... be pulled forcibly but be handled carefully Connectors also must be handled carefully After repairing this projector be sure to put back the wires and connectors to the original condition 5 1 Printed Circuit Board and Main Parts Location Electrical Parts Optical Parts 5 2 Removal of Upper Cover 1 Turn over upside down the main unit and unscrew the 5 screws fixing the upper cover 7 MC Service ...

Page 8: ...g A Module read the microcomputer and gamma data from the old module and write it in the new one according to the section 6 5 Software for Adjustment If not remove IC1041 and IC1036 from the old module and replace them on the new module If replacing A Module adjust the Input Level according to the chapter 6 Measurement and Adjustments 1 Remove the upper cover according to the section 5 2 Removal o...

Page 9: ... 4 Removal of Z3 P C Board 1 Remove the upper cover according to the section 5 2 Removal of Upper Cover 2 Remove the A Module according to the section 5 3 Removal of A Module 3 Unscrew the 1 screw fixing the Z3 P C Board 4 Disconnect the connector and remove the Z3 P C Board 5 5 Removal of K P C Board 1 Remove the upper cover according to the section 5 2 Removal of Upper Cover 9 MC Service ...

Page 10: ...connect the connector and remove the K P C Board unit 6 Remove the barrier for insulation Note Above procedure steps 1 6 becomes possible to replace components of the K P C Board 7 Unscrew the 2 screws fixing the K P C Board 8 Unsolder terminals of the power input socket AC IN 9 Unsolder terminals of the MAIN POWER switch and remove the K P C Board 5 6 Removal of Z2 P C Board 10 ...

Page 11: ...Board 4 Unscrew the 2 screws fixing the intake fan unit 5 Disconnect the connectors and remove the intake fan unit with the air filter Note When reassembling must set the sensor to the original position 6 Unscrew the 2 screws and remove the Z2 P C Board 5 7 Removal of Power Unit 1 Remove the upper cover according to the section 5 2 Removal of Upper Cover 2 Remove the A Module according to the sect...

Page 12: ...wer unit 8 Take the power unit out and disconnect the connectors 5 8 Removal of Analysis LCD Blocks 1 Remove the upper cover according to the section 5 2 Removal of Upper Cover 2 Remove the A Module according to the section 5 3 Removal of A Module 3 Remove the Z3 P C Board according to the section 5 4 Removal of Z3 P C Board 4 Remove the power unit according to the section 5 7 Removal of Power Uni...

Page 13: ... blocks 7 Unscrew the 4 screws and separate the analysis LCD blocks 5 9 Removal of Lens Block 1 Remove the analysis LCD blocks according to steps 1 7 in the section 5 8 Removal of Analysis LCD Blocks 2 Unscrew the 4 screws and remove the lens block 13 ...

Page 14: ... Cover 2 Remove the A Module according to the section 5 3 Removal of A Module 3 Use a hexagon head wrench unscrew the 2 screws fixing the bracket 4 Lift the bracket with LCD panel carefully and take it out 5 Unscrew the screws and remove the LCD panel Note PT L7 L17 4 screws PT L5 L15 3 screws 14 ...

Page 15: ...5 11 LCD Panel Discrimination 15 MC Service ...

Page 16: ... L5BDAXQ00029 L5BDAXQ00032 P09XG250 P09XG260 PT L711E U G L5BDAXQ00033 L5BDAXQ00030 PT L1711 P09XG260 P09XG250 B L5BDAXQ00031 L5BDAXQ00034 P09XG250 P09XG260 R L5BDAXQ00023 L5BDAXQ00026 P09XG210 P09XG220 PT L701E U G L5BDAXQ00027 L5BDAXQ00024 PT L1701 P09XG220 P09XG210 B L5BDAXQ00025 L5BDAXQ00028 P09XG210 P09XG220 R L5BDAXN00004 L5BDAXN00007 P09SG110 P09SG120 PT L501E U G L5BDAXN00008 L5BDAXN00005 ...

Page 17: ...k in their proper locations Be careful not to damage the lead wires or components when using a soldering iron or similar tool 6 3 Setting Before Adjustment Set up the projector to obtain the projection distance below Turn the zoom knob of the lens block to obtain the largest size of the picture 6 4 Convergence Adjustment 6 4 1 Basic Adjustment Procedure 1 Use a hexagon head wrench loosen the 2 scr...

Page 18: ...anel Note Be careful not to move the bracket when tighten the screws 6 4 2 Adjustment after Every LCD Panel or LCD Block Replacement 1 Connect a PC to the RGB connector and display the green crosshatch pattern service pattern data is required then adjust the lens focus 2 Adjust the LCD panel G position to place the center position of the crosshatch pattern to the center on the screen 3 Correct the...

Page 19: ... focus 2 Adjust the LCD panel R to merge the red pattern with the green and blue ones 6 4 5 Adjustment after LCD Panel B Replacement 1 Connect a PC to the RGB connector and display the white crosshatch pattern service pattern data is required then adjust the lens focus 2 Adjust the LCD panel B to merge the blue pattern with the green and red ones 6 5 Software for Adjustment 6 5 1 Outline 1 This pr...

Page 20: ...tion menu 3 Adjust the projector by selecting the necessary item from the menu in each stage 6 5 3 Port Selection Menu Select COM1 or COM2 and click EEPROM or Adjustment 6 5 3 1 Explanation of Buttons EEPROM Displays the EEPROM control menu Adjustment Displays the adjustment menu Exit Exits this application 6 5 4 EEPROM Control Menu 20 ...

Page 21: ...m the projector and writes it in the file Gamma Measuring Data Send Reads the LCD panel characteristic data original gamma data from the file and sends it to the projector Gamma Measuring Data Receive Receives the LCD panel characteristic data original gamma data from the projector and writes it in the file Uniformity Data Send Reads the color unevenness correction data from the file and sends it ...

Page 22: ...5 Adjustment Menu 6 5 5 1 Explanation of Buttons Waveform Adjustment This button is not available Flicker Adjustment Displays the flicker adjustment menu Input Level Adjustment RGB Displays the input level adjustment menu Ghost Adjustment Displays the ghost adjustment menu NRS Adjustment This button is not available 22 ...

Page 23: ...s only used for factory Do not click this button Gamma Data ROM This button is only used for factory Do not click this button Exit Exits this application 6 6 Flicker Adjustment 6 6 1 Adjustment Menu 6 6 2 Explanation of Buttons Desk Sets the installation mode to the desk setting and receive the current data Ceil 23 ...

Page 24: ...sing it continuously the data is transmitted once The variable setting value is enclosed in a box and using the TAB or SPACE key allows the move of the box OK Determines the setting value and stores its data in the EEPROM The ENTER key on the keyboard has the same function The item having two or more kinds of setting values is processed two or more items Clicking this button or pressing ENTER key ...

Page 25: ...ed 6 Minimize the flicker while observing the projected pattern 7 Click B Signal Adj and the blue flicker adjustment pattern will be displayed 8 Minimize the flicker while observing the projected pattern 9 Change the installation mode to the ceiling setting and follow steps 3 to 8 inclusive 6 7 Input Level Adjustment 6 7 1 Adjustment Menu 6 7 2 Explanation of Buttons OK Executes automatic sub cont...

Page 26: ...r key after pressing it continuously the data is transmitted once The variable setting value is enclosed in a box and using the TAB or SPACE key allows the move of the box OK Determines the setting value and stores its data in the EEPROM The ENTER key on the keyboard has the same function The item having two or more kinds of setting values is processed two or more items Clicking this button or pre...

Page 27: ... menu 2 Input a checker pattern signal 3 Minimize the ghost while observing the projected pattern 4 Set the value to the point being its optimum value minus 1 6 9 Angle Reset 6 9 1 Adjustment Menu 6 9 2 Explanation of Buttons OK Executes angle reset then closes this dialog Cancel Cancels this menu 6 9 3 Equipment to be used PC Software for Adjustment 6 9 4 Adjustment Procedure 1 Display the angle ...

Page 28: ...Note This is used for the reference level of the tilt sensor 3 Click the OK button 7 Troubleshooting 28 ...

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Page 30: ...30 MC Service ...

Page 31: ...31 ...

Page 32: ...tion Block Diagram 8 1 Interconnection Block Diagram 1 2 8 2 Interconnection Block Diagram 2 2 9 Block Diagram 9 1 Signal Processing 1 2 9 2 Signal Processing 2 2 9 3 Power Supply 10 Schematic Diagram 32 MC Service ...

Page 33: ...10 1 K P C Board 10 2 Z2 P C Board 10 3 Z3 P C Board 11 Circuit Boards 12 Exploded Views 33 ...

Page 34: ...13 Replacement Parts List 34 MC Service ...

Page 35: ...1E P L1701 L5BDAXQ00030 LIQUID CRYSTAL DISPLAY G L711U L711E P09XG250 NO MARK L1711 L5BDAXN00005 LIQUID CRYSTAL DISPLAY G L501U L501U P P09SG110 NO MARK L501U G L501E L501E G L501E P L1501 K6 L5BDAXQ00025 LIQUID CRYSTAL DISPLAY B L701U L701U G P09XG210 BLUE MARK L701U P L701E L701E G L701E P L1701 L5BDAXQ00031 LIQUID CRYSTAL DISPLAY B L711U L711E P09XG250 BLUE MARK L1711 L5BDAXN00006 LIQUID CRYSTA...

Page 36: ...LB0035 ADJUST LEG FRONT K11 TBLB3058 ADJUST LEG REAR G3 TBMD995 1 MODEL NAME PLATE TBME067 MODEL NAME PLATE L701U G TBME066 MODEL NAME PLATE L701U P TBMD996 1 MODEL NAME PLATE L701E TBME068 MODEL NAME PLATE L701E P TBME069 MODEL NAME PLATE L701E G TBMD999 1 MODEL NAME PLATE L711U TBME001 1 MODEL NAME PLATE L711E TBME004 1 MODEL NAME PLATE L501U TBME074 MODEL NAME PLATE L501U P TBME075 MODEL NAME P...

Page 37: ...VER K23 TKKL5143 RECEIPT COVER L701U L701E L501U L501E L1701 L1501 TKKL5153 RECEIPT COVER L701U G L701E G L501U G L501E G TKKL5152 RECEIPT COVER L701U P L701E P L501U P L501E P TKKL5154 RECEIPT COVER L711U L711E L1711 K24 TKNE035 FILTER K25 TKPA44201 TERMINAL PANEL L701U L701E L501U L501E L1701 L1501 TKPA44203 TERMINAL PANEL L701U G L701E G L501U G L501E G TKPA44202 TERMINAL PANEL L701U P L701E P ...

Page 38: ...CASE G7 TPDF0567 1 CUSHION G8 TPDF0584 CARRYING PACKING CASE G9 TPDF0591 CUSHION G10 TPEH124 SET COVER G11 TPEP001 CARRYING CASE G12 TQF86202 LABEL G13 TQZC010 FAN BAG L701U L701U G L701U P L711U L501U L501U P L501U G G14 TQBJ0070 INSTRUCTION BOOK L701E L701E P L701E G L711E L501E L501E G L501E P TQBJ0071 INSTRUCTION BOOK L1701 L1501 L1711 G15 XZBT6532 BAG Instruction Book L701E L701E P L701E G L7...

Page 39: ...U G L701U P L701E L701E P L701E G L711U L711E L1701 L1711 TXFGP99VJD3G POLARIZING PLATE OUT G L501U L501U P L501U G L501E L501E G L501E P L1501 K38 TXFGP99VJD2B POLARIZING PLATE OUT B L701U L701U G L701U P L701E L701E P L701E G L711U L711E L1701 L1711 TXFGP99VJD3B POLARIZINGPLATE OUT B L501U L501U P L501U G L501E L501E G L501E P L1501 K39 TXFKF98VJD2 UPPER COVER ASSY L701U L701E L501U L501E L1701 ...

Page 40: ...Y L1501 TXFKF97PHNZA BOTTOM COVER ASSY L1711 K41 TXFKK02VJD2A LAMP COVER ASSY L701U L701E L501U L501E L1701 L1501 TXFKK02VJF3A LAMP COVER ASSY L701U G L701E G L501U G L501E G TXFKK02VJE9A LAMP COVER ASSY L701U P L701E P L501U P L501E P TXFKK02PHNZA LAMP COVER ASSY L711U L711E L1711 K42 UDQFSDH05F PBS FAN K43 XSN3 6FZ SCREW K44 XSN4 10 SCREW G16 XSS2 6FZ SCREW LCD PANEL G17 XTBT969Z SCREW G18 XYN3 ...

Page 41: ...0W R9606 ERJ6ENF8250 M 825 OHM 1 10W R9607 ERJ6ENF30R0 M 30 OHM 1 10W R9608 ERJ6GEYJ101 M 100 OHM J 1 10W R9609 ERJ6ENF8250 M 825 OHM 1 10W R9610 ERJ6ENF5490 M 549 OHM 1 10W R9611 ERJ6GEYJ101 M 100 OHM J 1 10W R9612 ERJ14YJ332U M 3 2KOHM J 1 4W CAPACITORS C9101 02 ECQU2A684MLA P 0 68UF 250V C9103 04 ECKCNA102MBB C 1000PF M C9601 02 EEUFC0J272S E 2700UF 6 3V C9603 04 ECJ2XF1C105Z C 1UF Z 16V C9605 ...

Page 42: ...T BOARD Z2 RTL TNPA1932 CIRCUIT BOARD Z3 TXANP01VJD2 CIRCUIT BOARD A L701U L701U G L701U P L701E L701E P L701E G L711U L711E L1701 L1711 TXANP01VJD3 CIRCUIT BOARD A L501U L501U P L501U G L501E L501E G L501E P L1501 TXANP02VJD2 POWER UNIT ASSY S1001 02 EVQPLHA15 SWITCH S1003 K0F115A00001 SWITCH S1004 05 EVQPLHA15 SWITCH Z20 TJS1A9490 6P CONNECTOR Z21 TJS6A9350 CONNECTOR Z30 TJS1A9490 6P CONNECTOR O...

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