Polaroid 4641-TLXB, Service Manual

Page 1: ...2007 LCD Models North America TLA 04641C 4641 TLXB SERVICE MANUAL Bezel covers vary by model 20070605...

Page 2: ...the plug into the outlet contact your electrician to replace your obsolete outlet Do not ignore the purpose of the grounding type plug 10 Do not allow anything to rest on the power cord Do not locate...

Page 3: ...s because only the inside of the bags provide electrostatic protection Always hold components by their edges Avoid touching the edge connectors Never slide components over any surface Wear a grounding...

Page 4: ...ONLY use lead free solder that matches the symbol on the component Using conventional lead solder may lead to damage or a short which could result in fire electric shock or other hazards Because the m...

Page 5: ...the User 19 6 Disassembly Procedure 20 Stand and Control Box Removal 21 Rear Cabinet Cover LCD Panel and Front Bezel 23 IR Board Removal and Replacement 28 Front Side Control Buttons Removal and Repl...

Page 6: ...p p 75 DDC 1 2B Compliant with Revision 1 0 Sync H V separate 3V TTL level 1k Frequency Fh 31 60 kHz Fv 56 76 Hz Maximum Pixel Clock 135 Mhz Connector Mini D Sub 15 pin female x 1 Video Composite CVBS...

Page 7: ...FREQ Hz H FREQ kHz CLK MHz NTSC 525 60 15 734 12 65 PAL B G H D I 625 50 15 625 14 50 SECAM 625 50 15 625 14 50 4 43NTSC 525 60 15 734 12 65 PAL M 525 60 15 734 12 65 PAL N 625 50 15 625 14 50 HDTV Co...

Page 8: ...www polaroid com 8 2 Operation...

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Page 10: ...Remote Control www polaroid com 10...

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Page 12: ...A mode H Position Adjusts the position of the picture left and right in the window V Position Adjusts the position of the picture up and down in the window CLOCK Controls the width of the picture base...

Page 13: ...asic analog closed caption options OFF CC1 CC2 CC3 CC4 Digital Closed Caption Select one of the digital closed caption options Service1 Service2 Service 3 Service4 Service5 Service6 OFF Closed Caption...

Page 14: ...The factory preset password is 0000 This password must be used first before setting your own personal password It is recommended that you keep your personal password in a safe place and away from chi...

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Page 18: ...defect defect in which the cell is always off 2 Non extinguishing or bright cell defect defect in which the cell is always on The Polaroid Display Cell Defect Specifications below define the allowed...

Page 19: ...or paralleled by a 0 15 F capacitor c Using an AC voltmeter sensitivity of 5000 ohm per volt or higher measure the voltage drop across the test circuit between all exposed metallic parts and a known e...

Page 20: ...ble before removing the screws to avoid damaging the cable Use a magnetized screwdriver for removing screws To help keep track of screws place each component s screws next to the component on your wor...

Page 21: ...sassembly of any part the TV make sure the power is OFF and the power cord is removed from the wall outlet Allow time for power within all system boards to discharge before you begin disassembly Never...

Page 22: ...cket from the end of the Control Box Unplug the 2 cables A from the Control Box and remove the Box from the TV Note Before returning this product to the end user you must follow the steps outlined in...

Page 23: ...oards to discharge before you begin disassembly Never insert any objects into the vent holes in the TV case Note OEM LCD panels were used in production The following LCD panel disassembly removal inst...

Page 24: ...emove 6 screws A from between the bezel and rear cabinet cover and remove the rear cabinet cover from the TV 3 Remove 9 screws A from the stand bracket and remove the stand bracket www polaroid com 24...

Page 25: ...ove the aluminum foil A from the panel and SAVE for reassembly Remove the brackets B 5 Remove 2 screws A Disconnect the D Sub Board B 6 Remove 4 screws A from the side bracket www polaroid com 25 A B...

Page 26: ...emove 4 screws A from between the bracket and front bezel 8 Remove 4 screws A from one end of the support brackets 9 Remove 4 screws A from the other end of the support brackets www polaroid com 26 A...

Page 27: ...2 Remove the LCD panel from the TV NOTE the TV his 1 1 1 To avoid damage TWO PEOPLE ARE REQUIRED to lift the LCD Panel from A Note Before returning this product to the end user you must follow the st...

Page 28: ...cts into the vent holes in the TV case 1 Disassemble control box cover and rear cabinet cover 2 Remove 8 screws A from front bezel and net cover 3 Remove 2 screws A from the IR Board and remove the bo...

Page 29: ...in the TV case 1 Disassemble control box cover and rear cabinet cover 2 The control button board is attached with glue Use alcohol to soften the glue and remove the control button board A 3 Replace c...

Page 30: ...899 E00 GF271XAH 26 46 IR BOARD ASSY 899 K00 GF271XAH 26 46 FRNT SIDE CONTROL BTN BD 909 KS0 GF4613UAPH 46 CNTRL BOX ASSY SAMSUNG L03 Polaroid Model 4641 TLXB Part Number Description 125 000 375POLAH...

Page 31: ...8 Exploded View Diagram www polaroid com 31...

Page 32: ...9 Block Diagram www polaroid com 32...

Page 33: ...10 Schematics Power www polaroid com 33...

Page 34: ...www polaroid com 34 VGA Input...

Page 35: ...YPBR Input www polaroid com 35...

Page 36: ...HDMI Input www polaroid com 36 www polaroid com 36...

Page 37: ...AV SV Input www polaroid com 37...

Page 38: ...Tuner Input www polaroid com 38 www polaroid com 38...

Page 39: ...IR Sensor LED Board www polaroid com 39...

Page 40: ...MDS Data 0 shield 16 DDC DATA D Sub Connector IN This function also can provides to HDTV D Sub type Connector pin assignment 1 Red Video 6 Red Ground 11 GND 2 Green Video 7 Green Ground 12 SDA For DDC...

Page 41: ...Assignment Pin Assignment Pin Assignment 1 Red 6 Red Ground 11 Ground 2 Green 7 Green Ground 12 SDA 3 Blue 8 Blue Ground 13 Horizontal Sync 4 Ground 9 Not Connected 14 Vertical Sync 5 Self Test 10 Syn...

Page 42: ...11 PCB Layout Diagrams Keypad Board Component Side Top Keypad Board Component Side Bottom IR LED Board Component Side Top AUX AV Board Component Side Top www polaroid com 42...

Page 43: ...D SUB 37 Pin Board Component Side Top www polaroid com 43...