Samsung UA22C4000P Service Manual
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Samsung UA22C4000P Service Manual

Samsung UA22C4000P Service Manual

N98b chassis
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SERVICE
LED TV
UA22C4000P/UA26C4000P/UA32C4000P
Refer to the service manual in the GSPN (see the rear cover) for the more information.
LED-TV
Chassis : N98B
Model
: UA22C4000P
UA26C4000P
UA32C4000P
1. Precautions
2. Product specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. Exploded View & Part List
6. Wiring Diagram
Manual
Contents

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Summary of Contents for Samsung UA22C4000P

  • Page 1 LED-TV Chassis : N98B Model : UA22C4000P UA26C4000P UA32C4000P SERVICE Manual LED TV Contents 1. Precautions 2. Product specifications 3. Disassembly and Reassembly 4. Troubleshooting 5. Exploded View & Part List 6. Wiring Diagram UA22C4000P/UA26C4000P/UA32C4000P Refer to the service manual in the GSPN (see the rear cover) for the more information.

  • Page 2: Table Of Contents

    4-5. White Ratio (Balance) Adjustment ................4-31 4-6. Servicing Information ....................4-32 5. Exploded View & Part List ..................5-1 5-1. UA22C4000P Exploded View ..................5-1 5-2. UA22C4000P Parts List ....................5-3 5-3. UA26C4000P Exploded View ..................5-5 5-4. UA26C4000P Parts List ....................5-7 5-5.
  • Page 3 Mideast & Africa http://mea.samsungportal.com © 2010 Samsung Electronics Co.,Ltd. This Service Manual is a property of Samsung Electronics Co.,Ltd. All rights reserved. Any unauthorized use of Manual can be punished under applicable Printed in Korea International and/or domestic law.

  • Page 4: Precautions

    1. Precautions 1. Precautions 1-1. Safety Precautions Follow these safety, servicing and ESD precautions to prevent damage and to protect against potential hazards such as electrical shock. 1-1-1. Warnings For continued safety, do not attempt to modify the circuit board. Disconnect the AC power and DC power jack before servicing.

  • Page 5: Servicing Precautions

    1. Precautions 1-2. Servicing Precautions WARNING: An electrolytic capacitor installed with the wrong polarity might explode. Caution: Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. Note: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions.

  • Page 6: Installation Precautions

    1. Precautions 1-4. Installation Precautions For safety reasons, more than a people are required for carrying the product. Keep the power cord away from any heat emitting devices, as a melted covering may cause fire or electric shock. Do not place the product in areas with poor ventilation such as a bookshelf or closet. The increased internal temperature may cause fire.

  • Page 7: Product Specifications

    2. Product specifications 2. Product specifications 2-1. Feature & Specifications Model UA22C4000P Feature RF, 1-HDMI, 1-Component, 1-A/V , 1-USB2.0, D-SUB, Optical, Headphone ሪ Brightness : 400cd/m ሪ Response Time : 4.5ms ሪ Specifications Item Description LCD Panel 22inch HD 50/60Hz...
  • Page 8 2. Product specifications Model UA26C4000P Feature RF, 3-HDMI, 1-Component, 1-A/V , 1-USB2.0, D-SUB, Optical, Headphone ሪ Brightness : 400 cd/m ሪ Response Time : 4.5ms ሪ Specifications Item Description LCD Panel 26inch HD 50/60Hz Scanning Frequency Horizontal : 60 kHz ~ 73 kHz (Automatic) Vertical : 47 Hz ~ 63 Hz (Automatic) Display Colors 16.7M color...
  • Page 9 2. Product specifications Model UA32C4000P Feature RF, 3-HDMI, 1-Component, 1-A/V , 1-USB2.0, D-SUB ሪ Brightness : 400cd/m ሪ Response Time : 4.5ms ሪ Specifications Item Description LCD Panel 32inch HD 50/60Hz Scanning Frequency Horizontal : 60 kHz ~ 73 kHz (Automatic) Vertical : 47 Hz ~ 63 Hz (Automatic) Display Colors 16.7M color...

  • Page 10: Specification Comparison To Old Models

    2. Product specifications 2-2. Specification Comparison to Old Models O : application, X : non-application ※ Model UC4Q(UA**C4000P) LB4B(LA**B450B1) Design Display Type LED TV LCD TV Built-in Tuner Resolution 1366 x 768 1366 x 768 LCD Panel TFT LED Panel 50/60Hz TFT LCD Panel 50/60Hz Screen Size 22"/26"/32"...

  • Page 11: Detail Factory Option

    2-3. Detail Factory Option If you replace the main board with new one, please change the factory option as well. ※ The options you must change are “Type, "Local set" and "Front Color".  LC4000 Model Name UA22C4000P UA26C4000P UA32C4000P Vendor Panel CODE...
  • Page 12 2. Product specifications CHANNEL FREQUENCY TABLE „ OUTPUT FREQUENCY : ANALOG fv:45.75MHz, fs:41.25MHz DIGITAL Fc:44MHz TUNING STEP SIZE : FIRST PLL 250KHz SECOND PLL 62.5KHz (Unit : MHz) AREA ASIA HONG SOUTH Number BAND BAND BAND BAND BAND W/EUROPE E/EUROPE KONG U/K INDONESIA AFRICA...
  • Page 13 2. Product specifications (Unit : MHz) AREA ASIA HONG SOUTH Number BAND BAND BAND BAND BAND W/EUROPE E/EUROPE KONG U/K INDONESIA AFRICA 791.25 791.25 791.25 791.25 791.25 799.25 799.25 799.25 799.25 799.25 807.25 807.25 807.25 807.25 807.25 815.25 815.25 815.25 815.25 815.25 823.25...
  • Page 14 2. Product specifications (Unit : MHz) AREA Number AUSTRALIA BAND CHINA BAND AMERICA BAND 46.25 57.25 49.75 64.25 57.75 55.25 86.25 65.75 61.25 95.25 77.25 67.25 102.25 85.25 77.25 175.25 168.25 83.25 182.25 176.25 175.25 189.25 184.25 181.25 196.25 192.25 187.25 209.25 200.25...
  • Page 15 2. Product specifications (Unit : MHz) AREA Number AUSTRALIA BAND CHINA BAND AMERICA BAND 695.25 823.25 699.25 702.25 831.25 705.25 709.25 839.25 711.25 716.25 847.25 717.25 723.25 855.25 723.25 730.25 863.25 729.25 737.25 735.25 744.25 741.25 751.25 747.25 758.25 753.25 765.25 759.25 772.25...
  • Page 16 2. Product specifications Cable CHANNEL (Unit : MHz) AREA ASIA HONG SOUTH Number BAND BAND BAND BAND BAND W/EUROPE E/EUROPE KONG U/K INDONESIA AFRICA 105.25 103.25 103.25 105.25 105.25 112.25 111.25 111.25 112.25 112.25 119.25 119.25 119.25 119.25 119.25 126.25 127.25 127.25 126.25...
  • Page 17 2. Product specifications (Unit : MHz) AREA Number AUSTRALIA BAND CHINA BAND AMERICA BAND 105.25 112.25 73.25 112.25 120.25 55.25 119.25 128.25 61.25 126.25 136.25 67.25 133.25 144.25 77.25 140.25 152.25 83.25 147.25 160.25 175.25 154.25 224.25 181.25 161.25 232.25 187.25 168.25 240.25...
  • Page 18 2. Product specifications (Unit : MHz) AREA Number AUSTRALIA BAND CHINA BAND AMERICA BAND 475.25 481.25 487.25 493.25 499.25 505.25 511.25 517.25 523.25 529.25 535.25 541.25 547.25 553.25 559.25 565.25 571.25 577.25 583.25 589.25 595.25 601.25 607.25 613.25 619.25 625.25 631.25 637.25 643.25...

  • Page 19: Accessories

    Remark Remote Control & Batteries BN59-01019A (AAA x 2) Power Cord 3903-000525 26", 32" : Stand BN96-13156A Samsung Electronics 22" : BN96-10168C Service center Screw 6003-000133 (for the stand - M4, L6) Owner’s Instructions BN68-02767A Warranty Card / Registration Card / Safety Guide Manual...

  • Page 20: Media Play

    Before connecting your device to the TV, please back up your files to prevent them from damage or loss of data. SAMSUNG is not responsible for any data file damage or data loss. Connect a USB HDD to the dedicated port, USB 1(HDD) port.
  • Page 21 MPEG-4 time-based text .ttxt SAMI .smi HTML SubRip .srt string-based SubViewer .sub string-based 2. Product specifications Micro DVD .sub or .txt string-based E Pause L Jump T Tools R Return ● Supported Video Formats y Supported Video Formats Frame rate Bit rate File Extention Container...
  • Page 22 2. Product specifications 2-16...

  • Page 23: Disassembly And Reassembly

    3. Disassembly and Reassembly 3. Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the UA26C4000P LED TV. WARNING: This LED TV contains electrostatically sensitive devices. Use caution when handling these components. 3-1. Disassembly and Reassembly Cautions: 1.
  • Page 24 3. Disassembly and Reassembly Description Picture Description Screws 2. 26" C4000 : Remove the 13 screws of rear-cover. 22" C4000 : Remove the 10 screws of rear-cover. 6003-000133 6003-001003 3. Lift up the rear-cover. 4. Remove the left and right speaker. 5.
  • Page 25 3. Disassembly and Reassembly Description Picture Description Screws 6. Remove the 4 screws of main board and 5 screws of IP board. 6001-002283 6001-000115 7. Lift up the panel. Reassembly procedures are in the reverse order of disassembly procedures. ※ Screw Size Code No.

  • Page 26: Troubleshooting

    4. Troubleshooting 4. Troubleshooting 4-1. Troubleshooting 4-1-1. Previous check Check the various cable connections first. • Check to see if there is a burnt or damaged cable. • Check to see if there is a disconnected or loose cable connection. •...
  • Page 27 4. Troubleshooting 4-1-2. No Power The LEDs on the front panel do not work when connecting the power cord. Symptom The SMPS relay does not work when connecting the power cord. The units appears to be dead. The IP relay or the LEDs on the front panel does not work when connecting the power cord if the cables are improperly connected or the Main Board or SMPS is not functioning.
  • Page 28 4. Troubleshooting Location (Main) BOTTOM Detail BD212 BD216 B5V1 BD215 B13VS1...
  • Page 29 4. Troubleshooting 4-1-3. No Video (Analog PC signal) Symptom Audio is normal but no picture is displayed on the screen. Check the PC source Major Check the Arsenal, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
  • Page 30 4. Troubleshooting Location (Main) BOTTOM Detail BD1104 BD1106 260_TX_CLK- BD1105 BD1107 BD1108 260_TXCLK+...
  • Page 31 4. Troubleshooting WAVEFORMS PC input (V-sink , H-sink , R/G/B) LVDS output...
  • Page 32 4. Troubleshooting 4-1-4. No video (HDMI1, 2 - Digital signal) Symptom Audio is normal but no picture is displayed on the screen. Check the HDMI source. Major Check the HDMI switch, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
  • Page 33 4. Troubleshooting Location (Main) BOTTOM Detail Pin #7 260_TX_CLK- Pin #12 260_TXCLK+...
  • Page 34 4. Troubleshooting WAVEFORMS HDMI input (RX_Data, RX_Clk) LVDS output...
  • Page 35 4. Troubleshooting 4-1-5. No Video (Tuner_CVBS) Symptom Audio is normal but no picture is displayed on the screen. Check the Tuner CVBS source. Major Check the Tuner, Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
  • Page 36 4. Troubleshooting Location (Main) BOTTOM Detail 260_TX_CLK- 260_TXCLK+ B+_5V 4-11...
  • Page 37 4. Troubleshooting WAVEFORMS LVDS output 4-12...
  • Page 38 4. Troubleshooting 4-1-6. No Video (Video CVBS) Symptom Audio is normal but no picture is displayed on the screen. Check the Video CVBS source Major Check the Chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
  • Page 39 4. Troubleshooting Location (Main) BOTTOM Detail 260_TX_CLK- COMP1_Y 260_TXCLK+ 4-14...
  • Page 40 4. Troubleshooting WAVEFORMS CVBS OUT (Grey Bar) LVDS output 4-15...
  • Page 41 4. Troubleshooting 4-1-7. No Video (Component) Symptom Audio is normal but no picture is displayed on the screen. Check the Component source Major Check the chelsea. checkpoints This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. Power indicator LED is off.
  • Page 42 4. Troubleshooting Location (Main) BOTTOM Detail COMP1_PB 260_TX_CLK- COMP1_Y 260_TXCLK+ COMP1_PR 4-17...
  • Page 43 4. Troubleshooting WAVEFORMS Compnent_Y (Gray scale) / Pb / Pr (Color bar) LVDS output 4-18...
  • Page 44 4. Troubleshooting 4-1-8. No Sound Symptom Video is normal but there is no sound.. When the speaker connectors are disconnected or damaged. Major When the sound processing part of the Main Board is not functioning. checkpoints Speaker defect.. Check the source and check the connection of sound cable Input the sound source properly.
  • Page 45 4. Troubleshooting Location (Main) BOTTOM Detail COMP1_SR TP921 COMP1_SL TP922 TP1403 TP1404 HP_SL TP1401 HP_SR TP1402 BD216 B13VS1 4-20...
  • Page 46 4. Troubleshooting WAVEFORMS Speaker out 4-21...

  • Page 47: Alignments And Adjustments

    4. Troubleshooting 4-2. Alignments and Adjustments 4-2-1. General Alignment Instuction Usually, a color LCD-TV needs only slight touch-up adjustment upon installation. Check the basic characteristics such as height, horizontal and vertical sync. Use the specified test equipment or its equivalent. Correct impedance matching is essential.

  • Page 48: Factory Mode Adjustments

    4. Troubleshooting 4-3. Factory Mode Adjustments 4-3-1 Entering Factory Mode To enter ‘Service Mode’ Press the remote -control keys in this sequence : - If you do not have Factory remote - control Info Menu Mute POWER ON 4-3-2 How to Access Service Mode Using the Customer Remote Turn the power off and set to stand-by mode Press the remote buttons in this order to turn the set on.
  • Page 49 4. Troubleshooting 4-3-3 Factory Data Option „ Factory Name Data Range OPTION Factory Reset NONE/19O6TH0C/19A6TH0C/22I6TH0C/22A6TH0C/22D6TH0C/2 2P6TH0C/26A6AH0C/26D6AH0C/26L6AH0C/26P6AH0C/32A6AH 0C32D6AH0C/32L6AH0C32P6AH0C/32A6AF0C/32L6AF0C/32A1 AF0C/32L1AF0C/37L6AF0C/37L1AF0C/40A6AF0C/40D6AF0C/40 L6AF0C/40A1AF0C/40L1AF0C/40A1UF0C/40D1UF0C/40L1UF0C /46A6AF0C/46D6AF0C/46L6AF0C/46A1AF0C/46L1AF0C/46A1UF Type 0C/46D1UF0C/46L1UF0C/55A1UF0C/55L1UF0C/65L1UF0C/19R 6TH0E/22D6TH0E/26D6AH0E/32D6AH0E32D6UF0E/32A1UF0E/ 32D1UF0E/37L6UF0E/37D1UF0E/37L1UF0E/40D6UF0E/40A1UF 0E/40D1UF0E/46D6UF0E/46L6UF0E/46A1UF0E/46D1UF0E/46L1 UF0E/55A1UF0E/55D1UF0E/55L1UF0E/65L1UF0E/42HHcD3/50H HcD450FArN4/50FArV458FArN1/58FArV163FArN1/ Local Set … LC350/LC450/LC450H/LC451LC452/LC457HLC459H/LC480/ LC530/LC530H/LC539H/LC540/LC550/LC560/LC580/LC570/ LC610/LC620/LC630/LC631/LC632/LC633/LC640/LC650/LC652/ LC653/LC654/LC670/ LC550 UC400/UC400H/UC4010/UC5000/UC5100/UC6000/UC6200/ LC540 Model UC6300/UC6400/UC6400H/UC6500/UC6510/UC6530/UC6540/ LC530 UC6550/UC6600/UC6620/UC6630/UC6700/UC6720/UC6730/ LC450 UC6740/UC6800/UC6830/UC6900/UC6900H/UC8000/...
  • Page 50 4. Troubleshooting Control „ Factory Name Control EDID Sub Option PDP Option Hotel Option Shop Option Asia Option Sound Config Option Factory Name Data Range EDID EDID ON/OFF EDID WRITE ALL … EDID WRITE PC … EDID WRITE HDMI … EDID WRITE HDMI1 …...
  • Page 51 4. Troubleshooting Sub Option Factory Name Data Range RF Mute Time 600ms 0ms~1000ms RS-232 Jack UART Debug/Login/UART Watchdog ON/OFF WD Count Dimm Type fixed Lvds Format JEIDA JEIDA/VESA/19INCH MediaPlay DB On whth 5MB fixed MediaPlay Movie chapterinMedia fixed MediaPlay DLNA fixed MediaPlay PlayList fixed...
  • Page 52 4. Troubleshooting Factory Name Data Range Sound High Devi ON/OFF Carrier_Mute ON/OFF Speaker Delay Normal 0~255 Pilot Level High Thld 0x70h 0x00~0xff Pilot Level Low Thld 0x20h 0x00~0xff Speaker EQ ON/OFF SPDIF PCM Gain -9dB -10dB~0dB „ Factory Name Data Range Test Pattern Panel Display Time...
  • Page 53 4. Troubleshooting Factory Name Data Range Not modified Not modified Singal Strength Not modified Bandwidth Not modified Frequency Not modified LNA Status Not modified Not modified Modulation Not modified Code Rate Not modified Not modified Hier Modulation Not modified Frequency Offset Not modified Timing Offset Not modified...
  • Page 54 4. Troubleshooting Expert „ Factory Name Data Range Expert N / D ADJ Off / On / FIX SOURCE Not modified ADC/WB „ Factory Name ADC/WB ADC Target ADC RESULT Factory Name Data Range AV Calibration Success Success / Failure Comp Calibration Success Success / Failure...
  • Page 55 4. Troubleshooting Factory Name Data Range ADC RESULT 1st_AV_Gain 0 ~ 255 1st_AV_Offset 0 ~ 255 1st_Comp_Gain 0 ~ 255 1st_Comp_Gain_Cb 0 ~ 255 1st_Comp_Gain_Cr 0 ~ 255 1st_Comp_Offset 0 ~ 255 1st_Comp_Offset_Cb 0 ~ 255 1st_Comp_Offset_Cr 0 ~ 255 1st_PC_R_Gain 0 ~ 255 1st_PC_G_Gain...

  • Page 56: White Balance -Calibration

    4. Troubleshooting 4-4. White Balance - Calibration 4-4-1 White Balance -Calibration 1. Calibration AV Calibration Comp Calibration PC Calibration HDMI Calibration 4-4-2 White Balance - Adjustment (low light) (hight light) Sub Bright Sub Contrast 3. W/B R offset R gain G offset G gain B offset...

  • Page 57: Servicing Information

    Installing the latest version is recommended. By USB : Insert a USB drive containing the firmware upgrade file downloaded from samsung.com into the TV. Please ሪ be careful not to disconnect the power or remove the USB drive until upgrades is complete. The TV will turn off and on automatically after completing the firmware upgrade.

  • Page 58: Wiring Diagram

    6. Wiring Diagram 6. Wiring Diagram 6-1. Wiring Diagram 22" „ Panel...
  • Page 59 6. Wiring Diagram 26"/32" „...

  • Page 60: Connector

    6. Wiring Diagram 6-2. Connector CN1504_22/CN1503_26 CN706 (USB) CN1206_26 (HDMI2) (To Panel) USB_VCC USB_DP HDMI2_RX2+ Panel_VCC ODD[CLK]+ HDMI2_ USB_DM RXCLK- Panel_VCC ODD[CLK]- CN1102(PC) HDMI2_RX2- HDMI_CEC Panel_VCC HDMI2_RX1+ PC_RED PC_5V Panel_VCC ODD[2]+ PC_GREEN IDENT_PC Panel_VCC ODD[2]- HDMI2_RX1- PC_BLUE R_FANET HDMI2_RX0+ T_FANET SDA_DOWN ODD[1]+ PC_HS...

  • Page 61: Connector Functions

    6. Wiring Diagram 6-3. Connector Functions Connector Functions CN201 <-> IP CNM802 Supply main power and dimming signal from IP board to Main Board. "CN1303_26/CN1304_19 The LVDS signal transfered from Main Board to Panel . <-> T-CON" 6-4. Cables LEAD (Main-IP 18P) LVDS (Main - TCON) 22"...

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