Sony KLV-26BX320 Service Manual
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Sony KLV-26BX320 Service Manual

Lcd digital color tv
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SERVICE MANUAL 
SERVICE MANUAL 
V V e e r r s s i i o o n n
D D a a t t e e
1 1 . . 0 0
1 1 2 2 / / 2 2 0 0 1 1 0 0
S S u u b b j j e e c c t t
O O r r i i g g i i n n a a l l m m a a n n u u a a l l i i s s s s u u e e . .
 AZ2FM
 AZ2FM
CHASSIS 
CHASSIS 
Segment: P-2F
Segment: P-2F
LCD Digital Color TV
LCD Digital Color TV

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Summary of Contents for Sony KLV-26BX320

  • Page 1 SERVICE MANUAL  SERVICE MANUAL   AZ2FM  AZ2FM CHASSIS  CHASSIS  Segment: P-2F Segment: P-2F V V e e r r s s i i o o n n D D a a t t e e S S u u b b j j e e c c t t 1 1 .

  • Page 3: Model List

    C C O O M M M M A A N N D D E E R R D D E E S S T T . . KLV-26BX320 KLV-26BX320 B B l l a a c c k k...
  • Page 5 C C O O M M M M A A N N D D E E R R D D E E S S T T . . KLV-26BX320 KLV-26BX320 B B l l a a c c k k...

  • Page 7: Warnings And Cautions

    Replace these co critical for safe operation. Replace these co mponents with Sony mponents with Sony  parts whose part number  parts whose part numbers appear as shown in this m...

  • Page 9: Use Caution When Handling The Lcd Panel

    WARNINGS AND CAUTIONS  USE CAUTION WHEN HANDLING THE LCD PANEL When repairing the LCD panel, be sure you are grounded by using a wrist band. When repairing the LCD panel on the wall, the LCD panel must be secured using the 4 mounting holes on the rear cover. Do not press on the panel or frame edge to avoid the risk of electric shock.

  • Page 11: Safety Check-Out

    SAFETY CHECK-OUT After correcting the original service problem, perform the following safety checks before releasing the set to the customer: 1. Check the area of your repair for unsoldered or poorly soldered connections. Check the entire board surface for solder splashes and bridges. 2.
  • Page 13 SAFETY CHECK-OUT  Leakage Test The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a return to chassis, must not exceed 0.5 mA (500 microamperes). Leakage current can be measured by any one of three methods. 1.

  • Page 15: Self Diagnosis Function

    SELF DIAGNOSIS FUNCTION The units in this manual contain a self-diagnostic function. If an error occurs, the STANDBY LED will automatically begin to flash. The number of times the LED 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.

  • Page 17: Display Of Standby Led Flash Count

    SELF DIAGNOSIS FUNCTION  DISPLAY OF STANDBY LED FLASH COUNT [ FLASH COUNT ] 6 times 8 times LED ON sec. LED OFF LED OFF sec.   sec. SELF-DIAGNOSTIC SCREEN DISPLAY For errors with symptoms such as “power sometimes shuts off” or “screen sometimes goes out” that cannot be confirmed, it is possible to bring up past occurrences of failure for confirmation on the screen: [To Bring Up Screen Test] In standby mode, press buttons on the remote commander sequentially in rapid succession as shown below:...
  • Page 19 SELF DIAGNOSIS FUNCTION  [SELF DIAGNOSTIC SCREEN DISPLAY] a) Press to select “SELF DIAGNOSIS”.  b) Press to enter the menu. FACTORY MENU SELF DIAGNOSIS c) Press to returned “FACTORY MENU”. INPUT SOURCE  ATV BACK << WHITE BALANCE >>  AUDIO ERROR COLOR TEMP >>...
  • Page 21 SEC 1. DISASSEMBLY AND PART LIST • Items with no part number and no description are not stocked 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. •...
  • Page 23 DISASSEMBLY AND PART LIST  1- . KLV-26BX320 1-1-1. STAND ASSY AND REAR COVER ASSY REF. No. PART No. DESCRIPT ION MARK 4-262-537-01 REAR COVER BARE (GF26) 4-158-354-01 NECK (M3B) 4-158-400-01 COVER, NECK (M3B) X-2514-986-2 BASE (M3B) ASSY T.B.D T.B.D T.B.D T.B.D...

  • Page 25: Vesa Bracket

    DISASSEMBLY AND PART LIST  1-1. KLV-26BX320 1-1-3. VESA BRACKET REF. No. PART No. DESCRIPT ION MARK 4-272-462-01 BRACKET VESA (M4) 4-262-572-01 SUPPORT, PANEL (GF26) 1-489-579-11 SW ITCH UNIT 1-474-297-11 STATIC CONVERTER (TV)-G13 1-910-103-22 CONNECTOR ASSY 26 FFC 1-857-883-11 MOUNTED PW B A 1-839-056-11 POW ER-SUPPLY CORD 1.98M...
  • Page 27 DISASSEMBLY AND PART LIST  1-1. KLV-26BX320 1-1-5. SPEAKER AND SP BRACKET REF. No. PART No. DESCRIPT ION MARK 4-262-546-01 BRACKET, SP (GF26L) 1-858-341-11 LOUDSPEAKER (4X10CM) 4-262-547-01 BRACKET, SP (GF26R) T.B.D T.B.D T.B.D T.B.D...
  • Page 29 DISASSEMBLY AND PART LIST  1-1. KLV-26BX320 1-1-6. H BOARD, LCD PANEL AND BEZEL ASSY REF. No. PART No. DESCRIPT ION MARK 1-811-371-11 LCD PANEL (C26B3-L07) 4-264-371-01 BRACKET, VESA (GF26L) 4-272-483-01 BEZEL (GF26) 1-857-884-11 MOUNTED PW B H T.B.D T.B.D T.B.D T.B.D...
  • Page 31 DISASSEMBLY AND PART LIST  1-2. KLV-32BX320/321/323/325 1-2-1. STAND ASSY AND REAR COVER ASSY REF. No. PART No. DESCRIPT ION MARK 4-262-538-01 REAR COVER BARE (GF32) KLV-32BX320 4-262-575-01 REAR COVER BARE (CF32) KLV-32BX321/323/325 4-158-354-01 NECK (M3B) 4-158-400-01 COVER, NECK (M3B) X-2514-986-2 BASE (M3B) ASSY T.B.D T.B.D...
  • Page 33 DISASSEMBLY AND PART LIST  1-2. KLV-32BX320/321/323/325 1-2-3. VESA BRACKET REF. No. PART No. DESCRIPT ION MARK 4-264-374-01 BRACKET, VESA (GF32L) KLV-32BX320 4-265-974-01 BRACKET, VESA (CF32) KLV-32BX321/323/325 4-272-463-01 BRACKET VESA (M6) 4-262-572-01 SUPPORT, PANEL (GF26) 1-910-103-23 CONNECTOR ASSY 32 FFC 1-489-579-11 SW ITCH UNIT KLV-32BX320 1-489-580-11...
  • Page 35 DISASSEMBLY AND PART LIST  1-2. KLV-32BX320/321/323/325 1-2-5. SPEAKER AND SP BRACKET REF. No. PART No. DESCRIPT ION MARK 4-262-548-01 BRACKET, SP (GF32L) KLV-32BX320 4-262-577-01 BRACKET, SP (CF32L) KLV-32BX321/323/325 1-858-341-11 LOUDSPEAKER (4X10CM) 4-262-549-01 BRACKET, SP (GF32R) KLV-32BX320 4-262-578-01 BRACKET, SP (CF32R) KLV-32BX321/323/325 T.B.D T.B.D...
  • Page 37 DISASSEMBLY AND PART LIST  1-2. KLV-32BX320/321/323/325 1-2-6. H BOARD, LCD PANEL AND BEZEL ASSY REF. No. PART No. DESCRIPT ION MARK 1-811-372-11 LCD PANEL (C32B6-L03) 1-857-884-11 MOUNTED PW B H KLV-32BX320 1-857-884-21 MOUNTED PW B H KLV-32BX321/323/325 4-272-484-01 BEZEL (GF32) KLV-32BX320 4-272-537-01 BEZEL (CF32)
  • Page 39 DISASSEMBLY AND PART LIST  1-3. KLV-37BX320 1-3-1. STAND ASSY AND REAR COVER ASSY REF. No. PART No. DESCRIPT ION MARK 4-262-539-01 REAR COVER BARE (GF37) 4-158-355-01 NECK (ML3B) 4-158-401-01 COVER, NECK (ML3B) 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...
  • Page 41 DISASSEMBLY AND PART LIST  1-3. KLV-37BX320 1-3-3. VESA BRACKET REF. No. PART No. DESCRIPT ION MARK 4-272-463-01 BRACKET VESA (M6) 4-262-572-01 SUPPORT, PANEL (GF26) 1-910-103-25 CONNECTOR ASSY 37 LVDS 1-489-579-11 SW ITCH UNIT 1-474-310-11 S TA TIC CONVE RTER (TV)-G14 1-857-883-21 MOUNTED PW B A 1-839-056-11...
  • Page 43 DISASSEMBLY AND PART LIST  1-3. KLV-37BX320 1-3-5. SPEAKER AND SP BRACKET REF. No. PART No. DESCRIPT ION MARK 4-265-972-01 BRACKET, SP (GF37L) 1-858-341-11 LOUDSPEAKER (4X10CM) 4-265-973-01 BRACKET, SP (GF37R) T.B.D T.B.D T.B.D T.B.D...
  • Page 45 DISASSEMBLY AND PART LIST  1-3. KLV-37BX320 1-3-6. H BOARD, LCD PANEL AND BEZEL ASSY REF. No. PART No. DESCRIPT ION MARK 1-811-290-11 LCD PANEL (C37B1-L03) 4-272-485-01 BEZEL (GF37) 1-857-884-11 MOUNTED PW B 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...
  • Page 47 DISASSEMBLY AND PART LIST  1-4. KLV-40BX420/421/423/425 1-4-1. STAND ASSY AND REAR COVER ASSY REF. No. PART No. DESCRIPT ION MARK 4-262-540-01 REAR COVER BARE (GF40) KLV-40BX420 4-262-576-01 REAR COVER BARE (CF40) KLV-40BX421/423/425 4-158-355-01 NECK (ML3B) 4-158-401-01 COVER, NECK (ML3B) X-2514-987-2 BASE (ML3B) ASSY T.B.D T.B.D...
  • Page 49 DISASSEMBLY AND PART LIST  1-4. KLV-40BX420/421/423/425 1-4-3. VESA BRACKET REF. No. PART No. DESCRIPT ION MARK 4-264-380-01 BRACKET, VESA (GF40) KLV-40BX420 4-265-975-01 BRACKET, VESA (CF40) KLV-40BX421/423/425 4-272-463-01 BRACKET VESA (M6) 4-264-379-01 SUPPORT, PANEL (GF40) 1-910-103-24 CONNECTOR ASSY 40 FFC 1-489-579-11 SW ITCH UNIT KLV-40BX420 1-489-580-11...
  • Page 51 DISASSEMBLY AND PART LIST  1-4. KLV-40BX420/421/423/425 1-4-5. SPEAKER AND SP BRACKET REF. No. PART No. DESCRIPT ION MARK 4-262-550-01 BRACKET, SP (GF40L) KLV-40BX420 4-262-579-01 BRACKET, SP (CF40L) KLV-40BX421/423/425 1-858-341-11 LOUDSPEAKER (4X10CM) 4-262-551-01 BRACKET, SP (GF40R) KLV-40BX420 4-262-580-01 BRACKET, SP (CF40R) KLV-40BX421/423/425 T.B.D T.B.D...
  • Page 53 DISASSEMBLY AND PART LIST  1-4. KLV-40BX420/421/423/425 1-4-6. H BOARD, LCD PANEL AND BEZEL ASSY REF. No. PART No. DESCRIPT ION MARK 1-811-329-21 LCD PANEL (S40ESP) 4-273-014-01 BEZEL (GF40) KLV-40BX420 4-273-023-01 BEZEL (CF40) KLV-40BX421 4-273-023-11 BEZEL (CF40) KLV-40BX423 4-273-023-21 BEZEL (CF40) KLV-40BX425 1-857-884-11 MOUNTED PW B H...
  • Page 55 DISASSEMBLY AND PART LIST  1-5. OTHER PART 1-5-1. MISCELLANEOUS 1-5-2. ACCESSORIES PART No. DESCRIPTION MARK PART No. DESCRIPTION MARK 4-272-189-01 LABEL, REAR TERMINAL 1-487-911-11 REMOTE COMMANDER (RM-SA020)

  • Page 57: Sec 2. Adjustment

    SEC 2. ADJUSTMENT HOW TO ENTERING FACTORY MENU 1) Turn on the main power switch to place this set in standby mode. 2) Press the buttons on the remote commander as follows, and entering factory menu. DISPLAY Channel Volume TV POWER 3) Factory menu display.

  • Page 59: Edit Model Name

    INPUT SOURCE  ATV a) Press to select “PANEL INDEX”. WHITE BALANCE >>  b) Press to status change. COLOR TEMP >> KLV-26BX320 : WXGACMO26 SERVICE MODE >> KLV-32BX320/321/323/325 : WXGA CMO32 SELF DIAGNOSIS >> KLV-37BX320 : WXGA CMO37  ADC ADJ >>...

  • Page 61: White Blance Adjustment

     ADJUSTMENT  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. WHITE BLANCE ADJUSTMENT FACTORY MENU WHITE BALANCE conduct followings.

  • Page 63: Sec 4. Diagrams

    SEC 4. DIAGRAMS 4-1. BLOCK DIAGRAM TV Tuner  RF IN K9655 K7262 Speaker BD5451  Amp 5W/8W  Audio Video 1 Processor  (MST6300) LCD Panel    B    S    U IF Port 26”, 32”, 37”, 40”    d   n  YPrPb    E LVDS    d   n Digital Video   o   r Processor ...

This manual is also suitable for:

Klv-32bx320Klv-32bx321Klv-32bx323Klv-32bx32sKlv-37bx320Klv-40bx420 ... Show all

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