Kalley K-LED24FHD2N/B Service Manual
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Kalley K-LED24FHD2N/B Service Manual

Kalley K-LED24FHD2N/B Service Manual

Mt23a-ap
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SERVICE MANUAL

1. Caution
2. Specification
3. Alignment Procedure
4. Block Diagram
5. Scheme Diagram
6. PCB Layout
7. Trouble Shooting
8. Explode Diagram
9 BOM List
This manual is the latest at the time of printing, and does not
include the modification which may be made after the printing, by
the constant improvement of product
K-LED24FHD2N/B MT23A-AP
2
6
7
2
2
27
35
36

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Summary of Contents for Kalley K-LED24FHD2N/B

  • Page 1: Service Manual

    SERVICE MANUAL K-LED24FHD2N/B MT23A-AP 1. Caution 2. Specification 3. Alignment Procedure 4. Block Diagram 5. Scheme Diagram 6. PCB Layout 7. Trouble Shooting 8. Explode Diagram 9 BOM List This manual is the latest at the time of printing, and does not...

  • Page 2: Caution

    SCHNEIDER ELECTRONICS GMBH-GERMANY 1. CAUTION CA UTION: Use of controls, adjustments or procedures other than those specified herein may result in hazardous radiation exposure. CA UT ION : T O RE DUCE TH E RIS K OF CA U T ION ELECTR ICA L SHOCK, DO NOT RE MOVE COVER (OR BACK).

  • Page 3: Important Safety Instructions

    SCHNEIDER ELECTRONICS GMBH-GERMANY IMPORTANT SAFETY INSTRUCTIONS CAUTION: Read all of these instructions. Sa ve these instructions for later use . Follo w all W arnings and Instructions marked on the audio equipment. 1. Read Instructions-All the safety and operating instructionsshouldbe read before the productis operated. 2.
  • Page 4 SCHNEIDER ELECTRONICS GMBH-GERMANY PROTECTION AND LOCATION OF YOUR SET Do not use this television set near water ... for example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a wet basement, or near a swimming pool, etc. Never expose the set to rain or water. If the set has been exposed to rain or water, unplug the set from the wall outlet and refer servicing to qualified service personnel.
  • Page 5 SCHNEIDER ELECTRONICS GMBH-GERMANY OPERATION OF YOUR SET 18. This television set should be operated only from the type of power source indicated on the marking label.If you are not sure of the type of power supply at your home, consult your television dealer or local power company. For television sets designed to operate from battery power, refer to the operating instructions.

  • Page 6: Specification

    LCD TV SPECIFICATION RELEASE Version: V1.0 Issued Date: 2010.07.08 Model: K-LED24FHD2N/B/MT23A-AP PICTURE Panel Size (inch) 23.6" LCD TV(LED Backlight) Category Aspect Ratio 16:9 Color Temperature Normal/Warm/Cool SIGNAL FORMAT CAPABILITY Energy saving/Normal/Sunshine Backlight Adjustable & ALC(Adaptive Luma Control) Component Video Format...

  • Page 7: Alignment Procedure

    TCL-CRT CRT/SJ/FK02-2010 Alignment Procedure Version V6.0 PREPARED BY : chunyu han/yajian li /junzan gong DATE: 2010-12-17 APPROVED BY : DATE:...
  • Page 8 TCL-CRT CRT/SJ/FK02-2010 Record Of Revision: Version Date Page Description V4.0 2010/08/09 3;4;6 3;11 PRODUCTION add GAMMA and NVM data are revision V5.0 2010/8/27 Version V5.0 2010/8/27 V6.0 2010-12-13 V6.0 2010-12-13 No S-VIDEO function for MT23C chassis V6.0 2010-12-13 V6.0 2010-12-13 4A-LCD24E-CM1 /4A-LCD26E-AU1/ 4A-LCD26E-BK1...

  • Page 9: Contrast

    TCL-CRT CRT/SJ/FK02-2010 LCD display ntegration of VIDEO and PC;It has high quality picture, little cubage, little weight, energy saving and ;little rays The way to enter Factory Mode Method one move the cursor to “Contrast” item then press the “9”, “7”, “3”, “5” keys continuously on RC Method two...

  • Page 10: Color

    TCL-CRT CRT/SJ/FK02-2010 3.1 Software part number should be made reference to the latest BOM. 3.2 You see software version on the screen when enter the factory Mode. CPU: V8-0MT2311-LF1V*** ( software version) DAT:XXXXXX ( software edit date) The adjustment for the tv. Device.

  • Page 11: Color

    TCL-CRT CRT/SJ/FK02-2010 NOTE Factory Menu” Definition...

  • Page 12: Color

    TCL-CRT CRT/SJ/FK02-2010 Brightnes Brightness0 Brightness2...

  • Page 13: Table Of Contents

    TCL-CRT CRT/SJ/FK02-2010 Brightness5 Brightness7 Brightness1 Contrast Contrast0 Contrast25 Contrast 50 Contrast 75 Contrast 100 Color Color 0 Color 25 Color 50 Color 75 Color 100 Tint Tint 0 Tint 30 Tint 60...

  • Page 14: Crt/Sj/Fk02

    TCL-CRT CRT/SJ/FK02-2010 SSC LVDS ADJUST LVDS Modulation LVDS Percentage...
  • Page 15 TCL-CRT CRT/SJ/FK02-2010 Table 6-1 Source select On: It support this source; NOTE: No S-VIDEO function for MT23C chassis Table 6-2 AUTO AUTO On/Off TV’s color system select On: It support this system; On/Off Off: It does not support this PAL-M NTSC358 On/Off system...
  • Page 16 TCL-CRT CRT/SJ/FK02-2010 SECAM On/Off /////// On/Off ////// On/Off Table 6-3 AUTO AUTO On/Off TV’s color system select On: It support this system; On/Off Off: It does not support this PAL-M NTSC358 On/Off system PAL-N NTSC443 On/Off NTSC358 SECAM On/Off NTSC443 On/Off SECAM On/Off...
  • Page 17 TCL-CRT CRT/SJ/FK02-2010 8)HOTELMODE Note...
  • Page 18 TCL-CRT CRT/SJ/FK02-2010 Eye care for sale in domestic market ROWA” brand “ Set On for MT23C chassis sale in domestic market . On,, If speaker change to 42-35716F-XX0G will be set Off. sale in domestic market Chip list of software programming Position Chip type Software description...
  • Page 19 TCL-CRT CRT/SJ/FK02-2010 A Please ensure the software you are using has a correct file name. The name is “mt23lf”; B Insert the USB disk to the USB socket of the set for which you are going to upgrade program. C,Enter the Menu, select SW UPDATE of APP, press button of remote control to start upgrade.
  • Page 20 TCL-CRT CRT/SJ/FK02-2010 Project ID start administer for 131 Version of TCL P/N Project ID NVM DATA IVO_M236MWF1 CLI_T6V511 AUO_T260XW06 CMO_V315B6_L01 AUO_M185XW01_V6 AUO_M185XW01_VD CMO_V236H1_LE2 4A-LCD24E-CM1 AUO_T260XW06_V2 4A-LCD26E-AU1 4A-LCD26E-BK1...
  • Page 21 TCL-CRT CRT/SJ/FK02-2010 131 version of revision project ID NVM date 1. Since ,If using back version of 131 front version of NULL* is no using.
  • Page 22 MT23...
  • Page 23 D202 LL4148 P201A STRAPPING MODE SBU : +5VSB R223 AVDD3V3 TCLNO: 01-0MT23C-MAB2XG OPWRSB HI=>POWER_OFF R224 LO=>POWER_ON R220 KALLEY ELECTRODOMESTICOS 100R BOGOTÁ D.C. LVDS_PWR_CTRL R225 R218 OPWRSB Q203 SUPPORT & QUALITY R221 BT3904 DESIGNATION ENG. SERGIO E. MANCERA -CHECKED- R226 BOOST_PWM...
  • Page 24 AVDD3V3_VGA_STB DV33_SPI L310 C320 C319 C342 DD-MM SBU : 0.1U 0.1U TCLNO: DD-MM 0R L311 DVDD3V3IO 01-0MT23C-MAB2XG KALLEY ELECTRODOMESTICOS DD-MM BOGOT D.C. SUPPORT & QUALITY DESIGNATION DD-MM C323 C322 C321 ENG. SERGIO E. MANCERA -CHECKED- 0.1U 0.1U DRAWN Index-Lab DATE...
  • Page 25 R650 R651 DD-MM SBU : HEF4052B R653 U1TX TCLNO: Q605 DD-MM Q606 BT3904 R660 BT3904 01-0MT23C-MAB2XG KALLEY ELECTRODOMESTICOS R652 DD-MM C609 BOGOT D.C. AVDD3V3 C610 R661 100P SUPPORT & QUALITY DESIGNATION 100P DD-MM ENG. SERGIO E. MANCERA -CHECKED- DRAWN Index-Lab...
  • Page 26 C906 R924 0.01U 100R R925 0.01U C908 DD-MM SBU : 100R TCLNO: DD-MM R926 C909 01-0MT23C-MAB2XG KALLEY ELECTRODOMESTICOS DD-MM BOGOT D.C. SUPPORT & QUALITY DD-MM DESIGNATION ENG. SERGIO E. MANCERA -CHECKED- Index-Lab DATE NAME DESCRIPTION Last modif DRAWN CHECKED PAGE:...
  • Page 29 Power OK, backlight OK,no picture Check the voltage of Replace R270 pin ‘s’ of q208 and R271 Check the voltage of ‘g’ of Check the output of Q208 Q208 OR replace Q208 Measure the wave of Check the supply of U201 LVDS signal Replace panel...
  • Page 30 TV no picture Measure the wave Check the voltage of repair the circuit of of pin 8,9 of U1 pin 6 ,7 of u1 U101 and Q102 Check the circuit measure the wave of between U1 and Check the U201 SDA and SCL U201 Replace u1...
  • Page 31 AV no picture Upgrade Software of U202 ok? Replace Check the components the bad between AV port and U201 Replace Check U201 ok? U201 VGA/YPbPr no picture Check the peripheral components of U201 Check the components between Replace VGA/YPbPr port and U201 the bad Replace the bad...
  • Page 32 Picture OK, all source no sound Check the voltage of Repair the 12v supply pin 3,13 of U602 Check the pin 6 of u602 Check q607,q608,q609 Check the pin 7 of u602 repair R691 and R692 Check the wave of PIN 4,12 of U602 check u601 and volume control Replace U602 or replace...
  • Page 33 Standby +5.0VSB OK, +5.0V NG Check the voltage of Check before Q305 pin ‘s’ of q305 Check the voltage of ‘g’ of Check the output of Q305 Q305 OR replace Q305 Check U303,U304 short to Gnd Replace the bad...
  • Page 34 The picture bad Replace the wire from P202A to t-com Replace the Replace panel chassis Check the circuit between p202a and U201 Upgrade the software...

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