Polaroid FLM-2632 - 26" LCD TV Service Manual Download Page 5

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TABLE OF CONTENTS

1 . S p e c i f i c a t i o n s · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 6

Front Panel Function Control Description ························· 13

Troubleshooting Flow Chart ·································· 19

Display Cell Defects ············································ 22

D i s a s s e m b l y P r o c e d u r e · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 2 3

A/V Board and Front/Side Control Button Disassembly····················33

Recommended Spare Parts List········································35

Exploded Diagram and Spare Parts List ·························· 37

B l o c k D i a g r a m s · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 4 0

10.

Schematic Diagrams ········································· 41

11.

PCB Layout Diagrams ········································ 46

Summary of Contents for FLM-2632 - 26" LCD TV

Page 1: ...LCD Television with NTSC ATSC Tuner FLM 2632 FLM 2632M FLM 2634B FLM 3232 FLM 3232M FLM 323B FLM 3234B FLM 3732 FLM 373B FLM 3734B FLM 3732M SERVICE MANUAL 20060418 ...

Page 2: ...2 20060321 ...

Page 3: ...3 Precautions and Safety Notices ...

Page 4: ...et 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 this product where people will walk on the cord 11 If an extension cord is used with this product make sure that the total of the ampere ratings on the product plugged into the extension cord to the waplugged into outlet d...

Page 5: ...leshooting Flow Chart 19 4 Display Cell Defects 22 5 Disassembly Procedure 23 6 A V Board and Front Side Control Button Disassembly 33 7 Recommended Spare Parts List 35 8 Exploded Diagram and Spare Parts List 37 9 B l o c k D i a g r a m s 4 0 10 Schematic Diagrams 41 11 PCB Layout Diagrams 46 ...

Page 6: ...Brightness Uniformity 75 min Viewing Angle3 85 degree H 85 degree V Typical FLM 3232 FLM 323B FLM 3232M FLM 3234B panel specifications Item Specifications Panel Name CMO Display pixels 1366 H x 768 V pixels 1 pixel 1 RGB cells Display Area 708 954mm H x 398 592mm V Pixel Pitch 0 1730mm H x 0 5190mm V Display Colors 16 7M Pixel Arrangement R G B vertical stripe Brightness 550cd m2 typical Contrast ...

Page 7: ...y Area 819 36mm H x 460 89mm V Pixel Pitch 0 6mm Display Colors 16 7M Pixel Arrangement R G B vertical stripe Brightness 500cd m2 typical Contrast Ratio 1000 1 typical at CR 10 Viewing Angle 88 degree H 88 degree V Typical Color Chromaticity CIE White X 0 280 3 Y 0 290 3 Response Time 8ms Gray to Gray Surface Treatment Hard Coating 3H Anti Glare Reflectance 2 ...

Page 8: ...S VIDEO S VIDEO L R Audio Y C Mini Din 4 Pin VIDEO3 S VIDEO YPbPr1 Component Y Pb Cb Pr Cr L R Audio 480i 480p 720p 1080i RCA VIDEO4 YPbPr1 YPbPr2 Component Y Pb Cb Pr Cr L R Audio 480i 480p 720p 1080i RCA VIDEO5 YPbPr2 HDMI HDMI Digital RGB Digital Audio HDMI 19 Pin VIDEO6 HDMI VGA VGA L R Earphone Analog RGB D SUB 15 Pin COMPUTER VGA L R Audio RCA STEREO AUDIO OUT Digital Optical COAXIAL TOSLINK...

Page 9: ... DDC CLK 8 TMDS Data 0 shield 16 DDC DATA B 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 DDC1 2B 3 Blue Video 8 Blue Ground 13 H sync 4 GND 9 5V from PC 14 V sync 5 Vdd from PC for DDC 10 Sync GND 15 SCL For DDC1 2B C RCA jacks are all female type D Mini DIN CNC 4 Pins SCN570S3...

Page 10: ...80 kHz Fv 56 76 Hz Maximum Pixel Clock 135 Mhz Connector Mini D Sub 15 pin female x 1 Video Composite CVBS Signal Format NTSC 4 43NTSC PAL_M PAL B G H D N SECAM Level Impedance 1 0Vp p 75Ω S Video Y C Signal Format Y C Level Impedance Y 1 0Vp p 75Ω C 286 mV 75Ω Analog HD15 Video Signal YPbPr YCbCr Format Y Pb Pr or Y Cb Cr Level Impedance Y 1 0Vp p 75Ω Pb Cb Pr Cr 0 7 0 035Vp p 75Ω HDMI Timing STA...

Page 11: ...5 MAC 640x480 67 35 30 24 Non VESA 720x400 70 31 5 28 Video S Video AV Timing STANDARD RESOLUTION V 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 Component AV Timing SDTV 525i 720x525 60 15 735 27 SDTV 625i 720x625 50 15 625 27 SDTV 480p 720x480 60...

Page 12: ... 8 Ohm Signal Connector Pin Assignment Pin Assignment Pin Assignment Pin Assignment 1 Red 6 Red Ground 11 Ground 2 Green 7 Green Gro und 12 SDA 3 Blue 8 Blue Ground 13 Horizontal Sy 4 Ground 9 Not Connected 14 Vertical Sync 5 Self Test 10 Sync Ground 15 SCL ...

Page 13: ...13 2 Front Panel Function Control Description Operation Adjust and Programming ...

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Page 17: ...hno Classic Soft Rock POP Select the preset effec mode to match your music type and achieve stunning effects Effect Off Close this function Mono Stereo AUDIO MTS Sap Set the sound type which is only available when input source is TV Auto Search Auto search channels Auto search channels and put the programs into memory Cable STD Cable HRC Cable IRC Tuner Mode Air Select the tuner mode Channel Skip ...

Page 18: ... items Audio Language To set the audio language form English French and Spanish Time Zone To set the Time Zone value form Eastern Time Indiana Central Time Mountain Time Arizona Pacific Time Alaska and Hawaii Auto Scan Auto search channels and put the programs into memory Manual Scan Add on mode To search the channels that had not searched by last time Range mode To search the receivable channels ...

Page 19: ...olor change Check IR LED board J1 U1 D1 Check Keypad Board J1 pin1 pin2 LCD TV ON Check Video Audio Function Make sure the LVDS connection of LCD Panel is fine CN3 Pin7 Active High Check the D SUB 37Pin board CN3 Pin7 Check Inverter Power 24V of LCD Panel OK B Display Check AC Socket Change AC Socket Fuse C A Replace Control Box Check Video Audio Function ...

Page 20: ...CN3 PIN5 Active low See Panel SPEC Change the LCD Panel Display Check Video Audio Function Replace Control Box Assembly A Check the connection of Signal cable Display Check Video Audio Function Replace Control Box Assembly Replace Control Box Assembly ...

Page 21: ...G No TV VIDEO and VGA Picture Replace Control Box Assembly No Audio Change Speaker Check D SUB 37pin CON4 Check Speaker Check Video Audio Function Replace Control Box Assembly Check Video Audio Function Check Video Audio Function OK C ...

Page 22: ...l defect specifications define the allowed limits for display cell defects and are used as the criteria in determining whether a panel is replaced Item Specification Bright cell 2 and less Dark cell 7 and less All bright and dark cells combined 7 and less Neighboring bright cells 1 pair and less Neighboring dark cells 2 pair and less Neighboring bright cells of 3 or more in a group None permitted ...

Page 23: ... 1 Lay flat on workbench 2 Remove screws in the sequence indicated PIC1 Procedures 1 Remove back cover screws PIC1 item 1 2 2 Remove back cover scews PIC1 item 3 3 Remove back cover Slide toward bottom of TV and lift 4 Proceed to next step ...

Page 24: ...es underneath that are connected Be careful 2 Tear off the Aluminum foil covering the LVDS connector Remove the LVDS wiring from Panel module PIC2 3 Disconnect the PANEL power cord from bottom side of control box PIC3 4 Proceed to next step Lift up Control Box Disconnect PANEL Power Cord ...

Page 25: ... PIC1 in sequence of 2 3 4 B C D 3 Proceed to next step Procedures 1 Remove screws which fasten rear cabinet to front frame PIC1 in the following sequence AÆBÆCÆDÆEÆF then 1Æ2Æ3Æ4Æ5 2 Remove rear cabinet cover Only the rear cabinet cover will come off 3 Proceed to next step ...

Page 26: ...26 Procedures 1 Remove screws from TV stand support frame PIC1 2 Proceed to next step TV stand support frame ...

Page 27: ...27 Procedures 1 Remove screws from TV stand support frame PIC1 2 Remove the TV stand support frame 3 Proceed to next step ...

Page 28: ... Sheilding Tape which secures the KEYBOARD wiring to the panel Procedures 1 Remove the EMI Aluminum Foil Sheilding Tape from the Panel PIC1 2 2 EMI Aluminum Foil Sheilding Tape must be replaced during assembly 3 Proceed to next step ...

Page 29: ... board Speaker wire Front Side Control Button wire and A V wire connectors PIC1 2 Remove the black tape from the Speaker wire and Ceramic ring PIC2 3 Replace black tape during assembly 4 Proceed to next step Front Side Control Button wire ...

Page 30: ...ke off the sponge from PANEL and remove the A V wire under the frame PIC1 2 Save sponge and place in position during assembly 3 Remove the A V subassembly from the bezel PIC2 4 Proceed to next step Remove AV Subassembly ...

Page 31: ...31 Procedures 1 Remove screws PIC1 in the sequence 1 2 2 Disconnect the PANEL cable from the D SUB board PIC1 3 Proceed to next step ...

Page 32: ...ed Diagram and Spare Parts List Procedures 1 Remove screws that secure the panel to the bezel PIC1 PIC2 2 TWO MEN REQUIRED Lift Panel from the bezel 3 Replace panel 4 The front bezel can now be replaced if needed ...

Page 33: ...p the side locking tab and pivot back towards the A V cable connector PIC1 Locking tab should only pivot about 45 degrees Do the same for the opposite side of the A V assembly 3 Slide out A V board and replace PIC2 4 Push locking tabs in to secure replaced A V board PIC1 PIC2 6 A V Board and Front Side Control Button Disassembly ...

Page 34: ...d 2 and replace IR board PIC1 Front Side Control Buttons Removal and Replacement 1 The control button board is attached with glue Use alcohol to soften the glue and remove the control button board PIC1 2 Replace control button board and use glue to fasten to front bezel PIC1 1 2 PIC1 ...

Page 35: ...35 7 Spare Part Lists by Model Number ...

Page 36: ...36 7 Spare Part Lists by Model Number Continued ...

Page 37: ...37 8 Exploded Diagram and Spare Parts List Model Number FLM 2632 FLM 2632M FLM 2634B 37 ...

Page 38: ...38 8 Exploded Diagram and Spare Parts List Model Number FLM 3232 FLM 323B FLM 3232M FLM 3234B ...

Page 39: ...39 8 Exploded Diagram and Spare Parts List Model Number FLM 3732 FLM 373B FLM 3732M FLM 3734B 39 ...

Page 40: ...lator TS OUTPUT AGC_IF AGC_RF VI 23 0 H DTV CO M PUTER H DM I AC TO DC Pow er Pow er 24V Pan el AD Board 24V AC 110 240V M 13L128168 388 Pin BGA 8M x16 SDRA M 8M x16 SDRA M M 13L128168 IO A 7 0 V IDEO 2 H DM I AT SC VG A R G B M O DU LE 16M 29LV160 U9 Keypad IR LED LCD PA N EL 1366x768 AP 7 0 M T8293 U20 DAT A 2 0 VI 23 0 VI 23 0 VI 23 0 Video AD Board N TSC TV N T SC T u n er V IDEO 5 H DT V2 Y P...

Page 41: ...pei County Taiwan R O C Tel 886 2 2231 6789 Fax 886 2 2232 4613 A 1 1 Tuesday December 20 2005 Q1 MMBT3904 B E C R4 47 R6 47 R3 560 LED_O LED_G B MMBT3904 C E VCC U1 IR SENSOR O 1 G 2 V 3 VCC VCC Q2 MMBT3904 B E C VCC VCC LED_G LED_O GND C1 0 1uF Hous5P 1 0h R5 560 J1 CON5 1 2 3 4 5 D1 DIP LED D3 IR OUT VCC R2 10K R1 100 C2 10uF 0805 10 Schematic Diagram ...

Page 42: ... A KEYPADPCB Proview Electronics Taiwan Co LTD 6F NO 1 Pau Sheng Rd Yung Ho City Taipei County Taiwan R O C Tel 886 2 2231 6789 Fax 886 2 2232 4613 A 1 1 Friday September 30 2005 R1 4 7K R2 4 7K R3 4 7K R4 4 7K R5 4 7K J1 CON9 1 2 3 4 5 6 7 8 9 GND Hous 9P 1 0 C1 0 1uF VCC VOL DOWN VOL UP VCC SW6 VOL UP SW7 VOL DOWN R6 4 7K R7 4 7K ZD7 5 6V ZD6 5 6V ZD5 5 6V ZD4 5 6V ZD3 5 6V ...

Page 43: ...43 AV AUX Board ...

Page 44: ... PHONE_A_L_O PHONE_A_R_O PHONE_A_D_O R6 0 R0603 R7 0 R0603 R8 0 R0603 C6 C0603_NC C7 C0603_NC PHONE_A_D PHONE_A_R PJ1 PHONE JACK 3 5 1 2 4 3 PHONE_A_L Title Size Document Number Rev Date Sheet of GF371 XU A AUX AV PCB Proview Electronics Taiwan Co LTD 6F NO 1 Pau Sheng Rd Yung Ho City Taipei County Taiwan R O C Tel 886 2 2231 6789 Fax 886 2 2232 4613 B 1 1 Thursday Nov ember 24 2005 G G C Y J1 DIN...

Page 45: ... ADJ_INV VBLON 200PHD Series 2X7 14pin AU X AV PHONE_A_L_O FRONT_S_LUMA FRONT_A_R_IN PHONE_A_R_O FRONT_S_CHROMA FRONT_COMPOSITE FRONT_A_L_IN PHONE_A_D_O CON2 200PHD 14LT 13 11 9 7 5 3 1 14 12 10 8 6 4 2 LTDC_DATA LTDC_CLK LTDC_INT SW2 SOURCE IR OUT LTDC_ADDR LED_G LED_O SW6 VOL UP SW5 CH DOWN SW3 MENU SW7 VOL DOWN SW4 CH UP SW1 POWER SPK_R_OUT SPK_L_OUT SPK_R_OUT SPK_L_OUT ADJ_INV VBLON SPK_R_OUT ...

Page 46: ...46 11 PCB Layout Diagram Keypad Board Component Side Top Keypad Board Component Side Bottom IR LED Board Component Side Top IR LED Board Component Side Bottom ...

Page 47: ...47 AUX AV Board Component Side Top ...

Page 48: ...48 AUX AV Board Component Side Bottom D SUB 37 Pin Board Component Side Top ...

Page 49: ...49 D SUB 37 Pin Board Component Side Bottom ...

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Polaroid FLM-2632 - 26" LCD TV, Service Manual

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