Samsung S22A450BW Service Manual
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Samsung S22A450BW Service Manual

Samsung led monitors service manual
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Summary of Contents for Samsung S22A450BW

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  • Page 4: Safety 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: General 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 two 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 1. Precautions Memo...

  • Page 8: Product Specifications

    Supported Magic Bright3 / Eco Saving / Magic Angle / off timer / Image Size / Key Repeat Time ሪ Specifications Item Description Model S22A450BW LCD Panel TFT-LCD panel, RGB vertical stripe, normally white transmissive 22” Wide viewable 0.282(H)x0.282(V)mm pixel pitch Scanning Frequency...
  • Page 9 2. Product specifications Feature Panel Specifications: 250 cd/m , 5 ms, CR 1000:1, 170/160 (CR>10) ሪ DPMS: Typical 0.3W ሪ Off-Timer function for reducing standby power usages ሪ DVI with HDCP (wide model) ሪ Picture;a screen size desire ሪ Supported Magic Bright3 / Eco Saving / Magic Angle / off timer / Image Size / Key Repeat Time ሪ...
  • Page 10 2. Product specifications Feature Panel Specifications: 250 cd/m , 5 ms, CR 1000:1, 170/160 (CR>10) ሪ DPMS: Typical 0.3W ሪ Off-Timer function for reducing standby power usages ሪ DVI with HDCP (wide model) ሪ Picture;a screen size desire ሪ Supported Magic Bright3 / Eco Saving / Magic Angle / off timer / Image Size / Key Repeat Time ሪ...
  • Page 11 2. Product specifications Feature Panel Specifications: 250 cd/m , 5 ms, CR 1000:1, 170/160 (CR>10) ሪ DPMS: Typical 0.3W ሪ Off-Timer function for reducing standby power usages ሪ DVI with HDCP (wide model) ሪ Picture;a screen size desire ሪ Supported Magic Bright3 / Eco Saving / Magic Angle / off timer / Image Size / Key Repeat Time ሪ...
  • Page 12 2. Product specifications Feature Panel Specifications: 250 cd/m , 5 ms, CR 1000:1, 170/160 (CR>10) ሪ DPMS: Typical 0.3W ሪ Off-Timer function for reducing standby power usages ሪ DVI with HDCP (wide model) ሪ Picture;a screen size desire ሪ Supported Magic Bright3 / Eco Saving / Magic Angle / off timer / Image Size / Key Repeat Time ሪ...

  • Page 13: Spec Comparison To The Old Models

    2. Product specifications 2-2. Spec Comparison to the Old Models [SA450] [CREAM] Model S22A450BW SN1933 Design Resolution 1680 X 1050 1600 X 900 Analog / DVI digital with HDCP Input Analog / DVI digital with HDCP ( 2033SN : Analog only )
  • Page 14 Product Description Code. No Remark Manual Flyer- Adapter Guide BN68-03162J Warranty Card BN68-03548A (Not available in all locations) User’s Guide BN46-00080A Stereo Cable BN39-00061C Samsung Electronics Service center D-Sub(15 Pin) Cable BN39-00244H USB Cable BN39-00397C Power Cord 3903-000382 Adapter BN44-00394F...
  • Page 15              ...
  • Page 16 3.     ...
  • Page 17                                                                        ...
  • Page 18                                                        ...
  • Page 19              CN801 MGND1 LED4 LED4 LED3 LED3 LED2 LED2 LED1 LED1 MGND2 AGND_GND 1/10W 47NF 560KOHM POWER R604 C613 MAIN_5V_PW MAIN_5V_PW 22UH +5V_MAIN AGND_GND ADP_14V_PW L600 BD9329EFJ BD620 0.01OHM IC600 ADP_14V_PW C610 R602 100NF 10KOHM 1/16W COMP CN600 C614...
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  • Page 21      EDID_4.3V_PW EDID_4.3V_PW EDID_4.3V_PW EDID_4.3V_PW IC100 C112 100NF AGND_GND R102 R103 QZX363C6V8 DSUB_5V_PW 4.7KOHM 4.7KOHM AGND_GND 1/16W 1/16W WC_VGA ZD100 R104 100OHM AGND_GND EDID_PROTECT 100OHM DDC_SCL_A DSUB_5V_PW R100 R105 22OHM DDC_SCL_VGA R101 R106 22OHM DDC_SDA_A DDC_SDA_VGA 100OHM CN100 AGND_GND...
  • Page 22       ① ③ ④...
  • Page 23                                       ,-:;< 72    3456       ...
  • Page 24      G12A2121 DELETE WHEN NO DVI CONNECTOR CN200 MGND1 FT200 R200 10OHM DVI_RX2- R201 10OHM DVI_RX1- R202 10OHM DVI_RX0- R203 10OHM DVI_RX2+ R204 10OHM EXC28CG900U DVI_RX1+ D200 R205 10OHM DVI_RX0+ OUT_LINES IN_LINES IN_LINES OUT_LINES DVI_GND IN_LINES OUT_LINES IN_LINES OUT_LINES...
  • Page 25      ② ①...
  • Page 26                                                                                          ...
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  • Page 29                   DOWN_5V_PW DOWN_5V_PW 100UF C551 C552 100NF CN502 AGND_GND AGND_GND MGND1 FT502 D2_5V FT501 USB_D2- UBBR-2004W-5S-T USB2-_USB USB_D2+ USB_UP-_USB USB2+_USB CN501 MGND1 USBD2_GND USB_UP+_USB DOWN_5V_PW MGND2 DOWN_5V_PW USB_5V_PW USB_UP+ UAR27-4K5300...
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  • Page 41: Wiring Diagram

    5. Wiring Diagram 5. Wiring Diagram 5-1. Wiring Diagram...

  • Page 42: Board Connection

    5. Wiring Diagram 5-2. Board Connection * For analog model, main PBA just has D-SUB Jack, no DVI Jack. RGB Connector DVI Connector (Connect to PC) (Connect to PC)

  • Page 43: Connector Functions

    5. Wiring Diagram 5-3. Connector Functions Connector Functions CN101  CN600 Supplies 5V from the power board to the main board and transmits the PWM output from the power board to the inverter. *When a problem occurs: The No Power and Blank Screen errors may occur. CN1 ~ CN4 In Transmits the lamp current (110mA ~ 112mA) generated in the inverter to the lamp of the panel.

This manual is also suitable for:

S24a450bwS22a200bS24a450bS19a450bwS19a200nw

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