Sony KLV-26BX320 Service Manual Download Page 1 | Manualshive

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AZ2FM

CHASSIS

CHASSIS

Segment: P-2F

Segment: P-2F

SERVICE MANUAL

SERVICE MANUAL

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LCD Digital Color TV

LCD Digital Color TV

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Summary of Contents for KLV-26BX320

Page 1: ...t P 2F Segment P 2F SERVICE MANUAL SERVICE MANUAL V Ve er rs si io on n D Da at te e S Su ub bj je ec ct t 1 1 0 0 1 12 2 2 20 01 10 0 O Or ri ig gi in na al l m ma an nu ua al l i is ss su ue e LCD Digital Color TV LCD Digital Color TV ...

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Page 3: ...B Bl la ac ck k B Br ro ow wn n R RM M S SA A0 02 20 0 C Ch hi in na a KLV 32BX325 KLV 32BX325 B Bl la ac ck k G Gu un n M Me et ta al ll li ic c R RM M S SA A0 02 20 0 C Ch hi in na a KLV 37BX320 KLV 37BX320 B Bl la ac ck k R RM M S SA A0 02 20 0 C Ch hi in na a KLV 40BX420 KLV 40BX420 B Bl la ac ck k R RM M S SA A0 02 20 0 C Ch hi in na a KLV 40BX421 KLV 40BX421 B Bl la ac ck k B Bl la ac ck k R...

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Page 5: ...B Bl la ac ck k B Br ro ow wn n R RM M S SA A0 02 20 0 C Ch hi in na a KLV 32BX325 KLV 32BX325 B Bl la ac ck k G Gu un n M Me et ta al ll li ic c R RM M S SA A0 02 20 0 C Ch hi in na a KLV 37BX320 KLV 37BX320 B Bl la ac ck k R RM M S SA A0 02 20 0 C Ch hi in na a KLV 40BX420 KLV 40BX420 B Bl la ac ck k R RM M S SA A0 02 20 0 C Ch hi in na a KLV 40BX421 KLV 40BX421 B Bl la ac ck k B Bl la ac ck k R...

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Page 7: ...y Carry the TV Carry the TV with an adequate num with an adequate number of people large ber of people larger size TVs r size TVs require two or require two or more people more people Correct hand placement while carr Correct hand placement while carrying the TV is very im ying the TV is very important for safety and to avoid damages portant for safety and to avoid damages SAFETY RELATED COMPONENT...

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Page 9: ...midity for an extended period of time 4 Do not expose the LCD panel to direct sunlight 5 Avoid contact with water It may cause a short circuit within the module 6 Disconnect the AC power when replacing the backlight CCFL or inverter circuit High voltage occurs at the inverter circuit at 650Vrms 7 Always clean the LCD panel with a soft cloth material 8 Use care when handling the wires or connectors...

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Page 11: ...ain that you have replaced all the insulators 4 Look for unauthorized replacement parts particularly transistors that were installed during a previous repair Point them out to the customer and recommend their replacement 5 Look for parts which though functioning show obvious signs of deterioration Point them out to the customer and recommend their replacement 6 Check the line cords for cracks and ...

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Page 13: ...ccurate low voltage scale The Simpson s 250 and Sanwa SH 63TRD are examples of passive VOMs that are suitable Nearly all battery operated digital multimeters that have a 2 VAC range are suitable see Figure A How to Find a Good Earth Ground A cold water pipe is a guaranteed earth ground the cover plate retaining screw on most AC outlet boxes is also at earth ground If the retaining screw is to be u...

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Page 15: ...ED flashes translates to a probable source of the problem A definition of the STANDBY LED flash indicators is listed in the instruction manual for the user s knowledge and reference If an error symptom cannot be reproduced the remote commander can be used to review the failure occurrence data stored in memory to reveal past problems and how often these problems occur STBY LED Flash time Service me...

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Page 17: ...nfirmation on the screen To Bring Up Screen Test In standby mode press buttons on the remote commander sequentially in rapid succession as shown below Note The screen display of SELF DIAGNOSIC SCREEN DISPLAY confirms from factory menu How to use the remote commander Data change Menu up down Display 5 Vol Up Power Factory mode on The flow of control Function 6 times 8 times LED ON sec LED OFF sec L...

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Page 19: ...DC ADJ AGING MODE FACTORY RESET EDID WP RECALL DATA PANEL INDEX RANGE SCAN SAVE SERVICE MODE INPUT SOURCE FACTORY MENU OFF OFF ON OFF WXGA CMO26 OFF OFF ATV MENU AUDIO ERROR INVERTER ERROR BACK SELF DIAGNOSIS 0 0 MENU Exiting the Self diagnostic screen To exit the Self Diagnostic screen turn off the power to the TV by pressing the POWER button on the remote or the POWER button on the TV ...

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Page 21: ... because they are seldom required for roution service The construction parts of an assembled part are indicated with a collation number in the remark colum Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items ...

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Page 23: ... BASE ASSY NECK AND NECK COVER 1 3 4 2 REF No PART No DESCRIPTION MARK 1 4 262 537 01 REAR COVER BARE GF26 2 4 158 354 01 NECK M3B 3 4 158 400 01 COVER NECK M3B 4 X 2514 986 2 BASE M3B ASSY T B D T B D T B D T B D T B D T B D 2 580 608 01 SCREW PSW M5X16 4 159 298 01 SCREW PSW M4X10 ...

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Page 25: ...5 4 272 462 01 BRACKET VESA M4 6 4 262 572 01 SUPPORT PANEL GF26 7 1 489 579 11 SWITCH UNIT 8 1 474 297 11 STATIC CONVERTER TV G13 9 1 910 103 22 CONNECTOR ASSY 26 FFC 10 1 857 883 11 MOUNTED PWB A 11 1 839 056 11 POWER SUPPLY CORD 1 98M 12 4 262 573 01 COVER UNDER GF26 T B D T B D T B D T B D T B D T B D DISASSEMBLY AND PART LIST ...

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Page 27: ... SP BRACKET 1 1 KLV 26BX320 13 15 14 REF No PART No DESCRIPTION MARK 13 4 262 546 01 BRACKET SP GF26L 14 1 858 341 11 LOUDSPEAKER 4X10CM 15 4 262 547 01 BRACKET SP GF26R T B D T B D T B D T B D DISASSEMBLY AND PART LIST ...

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Page 29: ...BX320 16 18 19 17 REF No PART No DESCRIPTION MARK 16 1 811 371 11 LCD PANEL C26B3 L07 17 4 264 371 01 BRACKET VESA GF26L 18 4 272 483 01 BEZEL GF26 19 1 857 884 11 MOUNTED PWB H T B D T B D T B D T B D T B D T B D T B D T B D DISASSEMBLY AND PART LIST ...

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Page 31: ... DESCRIPTION MARK 51 4 262 538 01 REAR COVER BARE GF32 KLV 32BX320 51 4 262 575 01 REAR COVER BARE CF32 KLV 32BX321 323 325 52 4 158 354 01 NECK M3B 53 4 158 400 01 COVER NECK M3B 54 X 2514 986 2 BASE M3B ASSY T B D T B D T B D T B D T B D T B D 2 580 608 01 SCREW PSW M5X16 4 159 298 01 SCREW PSW M4X10 DISASSEMBLY AND PART LIST ...

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Page 33: ...272 463 01 BRACKET VESA M6 57 4 262 572 01 SUPPORT PANEL GF26 58 1 910 103 23 CONNECTOR ASSY 32 FFC 59 1 489 579 11 SWITCH UNIT KLV 32BX320 59 1 489 580 11 SWITCH UNIT KLV 32BX321 323 325 60 1 474 297 11 STATIC CONVERTER TV G13 61 1 857 883 11 MOUNTED PWB A 62 1 839 056 11 POW ER SUPPLY CORD 1 98M 63 4 262 573 01 COVER UNDER GF26 KLV 32BX320 63 4 264 382 01 COVER UNDER CF32 KLV 32BX321 323 325 T B...

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Page 35: ...K 64 4 262 548 01 BRACKET SP GF32L KLV 32BX320 64 4 262 577 01 BRACKET SP CF32L KLV 32BX321 323 325 65 1 858 341 11 LOUDSPEAKER 4X10CM 66 4 262 549 01 BRACKET SP GF32R KLV 32BX320 66 4 262 578 01 BRACKET SP CF32R KLV 32BX321 323 325 T B D T B D T B D T B D T B D T B D DISASSEMBLY AND PART LIST ...

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Page 37: ...11 372 11 LCD PANEL C32B6 L03 68 1 857 884 11 MOUNTED PWB H KLV 32BX320 68 1 857 884 21 MOUNTED PWB H KLV 32BX321 323 325 69 4 272 484 01 BEZEL GF32 KLV 32BX320 69 4 272 537 01 BEZEL CF32 KLV 32BX321 69 4 272 537 11 BEZEL CF32 KLV 32BX323 69 4 272 537 21 BEZEL CF32 KLV 32BX325 T B D T B D DISASSEMBLY AND PART LIST ...

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Page 39: ...04 102 REF No PART No DESCRIPTION MARK 101 4 262 539 01 REAR COVER BARE GF37 102 4 158 355 01 NECK ML3B 103 4 158 401 01 COVER NECK ML3B 104 X 2514 987 2 BASE ML3B ASSY T B D T B D T B D T B D T B D T B D T B D T B D 2 580 608 01 SCREW PSW M5X16 4 159 298 01 SCREW PSW M4X10 DISASSEMBLY AND PART LIST ...

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Page 41: ...2 463 01 BRACKET VESA M6 106 4 262 572 01 SUPPORT PANEL GF26 107 1 910 103 25 CONNECTOR ASSY 37 LVDS 108 1 489 579 11 SWITCH UNIT 109 1 474 310 11 STATIC CONVERTER TV G14 110 1 857 883 21 MOUNTED PWB A 111 1 839 056 11 POW ER SUPPLY CORD 1 98M 112 4 262 574 01 COVER UNDER GF37 T B D T B D T B D T B D T B D T B D T B D T B D DISASSEMBLY AND PART LIST ...

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Page 43: ...SP BRACKET 1 3 KLV 37BX320 113 114 REF No PART No DESCRIPTION MARK 113 4 265 972 01 BRACKET SP GF37L 114 1 858 341 11 LOUDSPEAKER 4X10CM 115 4 265 973 01 BRACKET SP GF37R T B D T B D T B D T B D DISASSEMBLY AND PART LIST ...

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Page 45: ...11 290 11 LCD PANEL C37B1 L03 117 4 272 485 01 BEZEL GF37 118 1 857 884 11 MOUNTED PWB H T B D T B D T B D T B D T B D T B D T B D T B D T B D T B D 1 3 6 H BOARD LCD PANEL AND BEZEL ASSY 1 3 KLV 37BX320 117 116 118 DISASSEMBLY AND PART LIST ...

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Page 47: ...ESCRIPTION MARK 151 4 262 540 01 REAR COVER BARE GF40 KLV 40BX420 151 4 262 576 01 REAR COVER BARE CF40 KLV 40BX421 423 425 152 4 158 355 01 NECK ML3B 153 4 158 401 01 COVER NECK ML3B 154 X 2514 987 2 BASE ML3B ASSY T B D T B D T B D T B D T B D T B D 2 580 608 01 SCREW PSW M5X16 4 159 298 01 SCREW PSW M4X10 DISASSEMBLY AND PART LIST ...

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Page 49: ...272 463 01 BRACKET VESA M6 157 4 264 379 01 SUPPORT PANEL GF40 158 1 910 103 24 CONNECTOR ASSY 40 FFC 159 1 489 579 11 SWITCH UNIT KLV 40BX420 159 1 489 580 11 SWITCH UNIT KLV 40BX421 423 425 160 1 474 310 11 STATIC CONVERTER TV G14 161 1 857 883 31 MOUNTED PWB A 162 1 839 056 11 POW ER SUPPLY CORD 1 98M 163 4 262 574 01 COVER UNDER GF37 KLV 40BX420 163 4 264 384 01 COVER UNDER CF40 KLV 40BX421 42...

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Page 51: ...N MARK 164 4 262 550 01 BRACKET SP GF40L KLV 40BX420 164 4 262 579 01 BRACKET SP CF40L KLV 40BX421 423 425 165 1 858 341 11 LOUDSPEAKER 4X10CM 166 4 262 551 01 BRACKET SP GF40R KLV 40BX420 166 4 262 580 01 BRACKET SP CF40R KLV 40BX421 423 425 T B D T B D T B D T B D DISASSEMBLY AND PART LIST ...

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Page 53: ...CF40 KLV 40BX421 168 4 273 023 11 BEZEL CF40 KLV 40BX423 168 4 273 023 21 BEZEL CF40 KLV 40BX425 169 1 857 884 11 MOUNTED PWB H KLV 40BX420 169 1 857 884 21 MOUNTED PWB H KLV 40BX421 423 425 T B D T B D T B D T B D T B D T B D 1 4 6 H BOARD LCD PANEL AND BEZEL ASSY 1 4 KLV 40BX420 421 423 425 168 167 169 DISASSEMBLY AND PART LIST ...

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Page 55: ...1 5 OTHER PART PART No DESCRIPTION MARK PART No DESCRIPTION MARK 4 272 189 01 LABEL REAR TERMINAL 1 487 911 11 REMOTE COMMANDER RM SA020 1 5 1 MISCELLANEOUS 1 5 2 ACCESSORIES DISASSEMBLY AND PART LIST ...

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Page 57: ...u 3 Factory menu display WHITEBALANCE COLOR TEMP SELFDIAGNOSIS ADC ADJ AGING MODE FACTORY RESET EDID WP RECALL DATA PANEL INDEX RANGE SCAN SAVE SERVICE MODE INPUT SOURCE FACTORY MENU OFF OFF ON OFF WXGACMO26 OFF OFF ATV MENU 4 How to use the remote commander Execute Data change Menu up down Display 5 Vol Up Power Factory mode on The flow of control Function 5 DISPLAY TV POWER Channel Volume ...

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Page 59: ...25 FULLHD SLCD40 c Press to select SAVE d Press change status from OFF to ON e Press to execute Status will be returned to OFF WHITE BALANCE COLORTEMP SELFDIAGNOSIS ADC ADJ AGING MODE FACTORY RESET EDID WP RECALL DATA PANEL INDEX RANGE SCAN SAVE SERVICE MODE INPUT SOURCE FACTORY MENU OFF OFF ON OFF WXGA CMO26 OFF OFF ATV MENU LOW OF HPD LVDS SPAN MIU SPAN MIU STEP DPMS WB DATA SAVE TIME LDVS STEP ...

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Page 61: ...urned to No Then system will reboot automatically as the completion 3 FINISH After change the setting of PANEL INDEX and FRONT BEZEL please execute SAVE function to save changes and then unplug and plug the AC Power cord in order to re load the panel parameters WHITEBALANCE COLOR TEMP SELFDIAGNOSIS ADC ADJ AGING MODE FACTORY RESET EDID WP RECALL DATA PANEL INDEX RANGESCAN SAVE SERVICEMODE INPUTSOU...

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Page 63: ...EM2I 12G Audio Processor A n a l o g F r o n d E n d IF Port EEP ROM D i g i t a l F r o n d E n d EEP ROM MST6300 Digital Video Processor MCU uP Memory Controller S P I U S B I O C o n t r o l l e r LVDS K7262 K9655 VIF SIF amp Speaker 5W 8W USB I2S SW EEP ROM HDMI 2 Power supply unit PSU Ir Rx LCD Panel 26 32 37 40 ...

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