Dell E153FPTc Service Manual
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Dell E153FPTc Service Manual

Dell E153FPTc Service Manual

15” lcd monitor
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Service Manual

15" LCD MONITOR
DELL E153FPTc
THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY.EVERY REASONABLE EFFORT HAS
BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL; WE CANNOT GUARANTEE THE ACCURACY
OFTHIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RELIABILITY FOR CHANGES,
ERRORS OR OMISSIONS.
1

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Summary of Contents for Dell E153FPTc

  • Page 1: Service Manual

    Service Manual 15” LCD MONITOR DELL E153FPTc THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY.EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL; WE CANNOT GUARANTEE THE ACCURACY OFTHIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RELIABILITY FOR CHANGES,...

  • Page 2: Table Of Contents

    Table of Contents Table of Contents ------------------------------------------------------------------------------------------------------------------ 02 Revision List -----------------------------------------------------------------------------------------------------------------------03 1. Monitor Specification ---------------------------------------------------------------------------------------------------------04 2. LCD Monitor Description -----------------------------------------------------------------------------------------------------05 3. Operation Instructions ------------------------------------------------------------------------------------------------------06 3.1 General Instructions ----------------------------------------------------------------------------------------------------06 3.2 Control Button ----------------------------------------------------------------------------------------------------------------06 3.3 Adjusting The Picture -----------------------------------------------------------------------------------------------------07 4. Input/Output Specification ------------------------------------------------------------------------------------------------12 -16 4.1 Input Signal Connector ----------------------------------------------------------------------------------------------------12 4.2 Factory Preset Display Modes -------------------------------------------------------------------------------------------13 4.3 Power Supply Requirements -------------------------------------------------------------------------------------------13...

  • Page 3: Revision List

    Revision List Version Date Change Description TPV model Jun.-02-2005 Initial release T563KHLNB8DLG Change the panel type, from HSD panel to Aug.-23-2005 T563KCLNK8DLG CPT panel Add” Definition Of Pixel Defects” Mar.-31-2006 April-20-2006 Add “no clean room” note on Page 33 Add ”Max Brightness measurement” on April-25-2006 Page 41 Mar.-30-2007...

  • Page 4: Monitor Specification

    1. Monitor Specifications Active matrix - TFT LCD Driving system HSD150MX15-B (01) Panel type CLAA150XP01 Size 38.1cm(15.0") Pixel pitch 0.297mm(H) x 0.297mm(V) HSD Panel: 120° (H) 100° (V) (Typ.) Viewable angle LCD Panel CPT Panel: 140° (H) 125° (V) (Typ.) HSD Panel: 220cd/m (Typ.) Brightness...

  • Page 5: Lcd Monitor Description

    2. LCD Monitor Description The LCD MONITOR will contain a main board, an inverter/power board, keypad board, which house the flat panel control logic, brightness control logic and DDC. The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage.

  • Page 6: Operation Instructions

    3. Operation instructions 3.1 General Instructions Press the power button to turn the monitor on or off. The other control buttons are located at front panel of the monitor. By changing these settings, the picture can be adjusted to your personal preferences. The power cord should be connected.

  • Page 7: Adjusting The Picture

    3.3 Adjusting the Picture With the menu off, push the 'MENU' button to open the OSD system and display the main features menu. 4 Resolution Function icons 5 Menu icon Main Menu Sub-Menu name Push the - and + buttons to move between the function icons. As you move from one icon to another, the function name is highlighted to reflect the function or group of functions (sub-menus) represented by that icon.
  • Page 8 OSD Table: Icon Menu Name and Description Sub-menus EXIT This is used to exit out of the 'Main menu'. Positioning: 'Positioning' moves the viewing area around on the monitor screen. Horizontal When making changes to either the 'Horizontal' or 'Vertical' settings, no changes Vertical will occur to the size of the viewing area;...
  • Page 9 Phase If satisfactory results are not obtained using the 'Phase' adjustment, use the 'Pixel Clock' adjustment and then use 'Phase' again. Color Settings: 'Color Settings' adjusts the color temperature and saturation. Normal Preset 'Normal Preset' is selected to obtain the default (factory) color settings. Blue Preset 'Blue Preset' is selected to obtain a bluish tint.
  • Page 10 User Preset 'User Preset': Use the plus and minus buttons to increase or decrease each of the three colors (R, G, B) independently, in single digit increments, from '0' to '100'. OSD Settings: Each time the OSD opens, it displays in the same location on the screen. 'OSD Settings' (horizontal/vertical) provides control over this location.
  • Page 11 Language: Language sets the OSD to display in one of five languages (English, Español, Français, Deutsch, Japanese). Factory Reset: 'Factory Reset' returns the settings to the factory preset values for the selected group of functions. ‘Exit’ is used to exit out of 'Factory Reset' menu. For 'All settings', all user adjustable settings are reset at one time except 'Language settings'.

  • Page 12: Input/Output Specification

    4. Input/Output Specification 4.1 Input Signal Connector PIN NO. DESCRIPTION PI N NO. DESCRIPTION Red Video +5V (From PC) Green Video Blue Video DDC-Serial Data H-Sync R-Ground V-Sync G-Ground DDC-Serial Clock B-Ground VGA Connector layout...

  • Page 13: Factory Preset Display Modes

    4.2 Factory Preset Display Modes VESA MODES Horizontal Vertical Nominal Sync Nominal Sync Nominal Frequency Polarit Freq. Polarity Pixel Mode Resolution Total +/- 0.5kHz +/- 1 Hz Clock (MHz) 640x480@60Hz 800 x 525 31.469 59.940 25.175 640x480@75Hz 840 x 500 37.500 75.00 31.500...

  • Page 14: Panel Specification

    4.4 Panel Specification 4.4.1 Display Characteristics (For HSD panel) (For CPT panel)
  • Page 15 4.4.2 Optical Characteristics The optical characteristics are measured under stable conditions as follows: (For HSD panel) Measuring surrounding: dark room , IL=8.0±0.1mA, FL=55KHZ, FDCLK=65MHZ, Ta=25±2ºC...
  • Page 16 (For CPT panel)

  • Page 17: Touch Panel Specification

    4.5 Touch Panel Specification: Input Method 16mm dia. Silicon ”finger” Average Activation Force Less than 1.00 N Visible Light Transmission >80% Haze <13% Operating Voltage 2.5V - 5.0V Contact current 20mA (maximum) Circuit close resistance ≤150Ω Circuit open resistance ≥15MΩ Temperature -20°C to +50°C Operating...

  • Page 18: Block Diagram

    5. Block Diagram 5.1 Exploded View...

  • Page 19: Software Flow Chart

    5.2 Software Flow Chart...
  • Page 20 Remark: 1) MCU Initializes. 2) Is the EEprom blank? 3) Program the EEprom by default values. 4) Get the PWM value of brightness from EEprom. 5) Is the power key pressed? 6) Clear all global flags. 7) Are the AUTO and SELECT keys pressed? 8) Enter factory mode.

  • Page 21: Electrical Block Diagram

    5.3 Electrical Block Diagram 5.3.1 Main Board...
  • Page 22 5.3.2 Inverter/Power Board AC input Bridge Rectifier Transformer Rectifier CMOS EMI filter and Filter MOSFET Start Circuit Q903 R906, R907 Voltage Feedback Over Circuit Control IC Voltage Protect ON/OFF OSC and MOSFET DC Convert Output Q203 Circuit Circuit Lamp Over ON/OFF Feedback Voltage...

  • Page 23: Mechanical Instruction

    6. Mechanical Instruction Tools: 2 Power screwdrivers (φ=5mm,L=60mm); 1 small cross screwdriver; turnbuckle driver; Setting: Power screwdriver torque A=11 kgF. Cm; torque B=6 kgF. Cm Remark Rear cover Remove stand： Remove the 4 screws and remove the stand ass’y by torque A Remove the rear cover Pry the monitor up then find out the hooks’...
  • Page 24 Cable hook Remove bezel: Key board Disconnect the Key board connector and remove the bezel Note: When installing monitor fixes the cable use Black Adhesive Tape and screw shield the cable hook. Remove the small shield: Remove the screws by Torque B Remove the screw and push the small shield as the arrowhead direction by...
  • Page 25 Remove the main frame: Disconnect the back light connectors Remove the four screws and remove the main frame by manual or torque = 3kgF.Cm Lvds cable Remove the main frame and at the same time disconnect the LVDS connector...
  • Page 26 Black Adhesive Tape When installing monitor. Fix the LVDS by Black Adhesive Tape. 10mm should be kept between the tape and the connect end. Power board Mylar Remove the Power board and main board： Main board Remove the eight screws by Torque B And take off the Power board and main board.
  • Page 27 The end The angle between CCFL line and vertical direction should be 30-40 degree.

  • Page 28: Schematic

    DELL E153FPTc 7. Schematic 7.1 Main Board 　 R128 1/16W 　 R129 1/16W PC5V CN100 　 FB101 1/16W R101 C104 0.047uF RED+ gndR 　 1/16W 　 DAT_DDC FB102 1/16W R104 C106 0.047uF GREEN+2 gndG 　 1/16W 　 FB103 1/16W R105 C108 0.047uF...
  • Page 29 DELL E153FPTc 3.3V_DVDD 1.8V_DVDD +3.3V_VDD +1.8V_VDD 3.3V_PVDD 3.3V_DVDD 1.8V_DVDD 139m A 58.27m A 3.3V_AVDD U102 L102 C130 C131 C132 C133 C134 C135 L101 C123 C124 C125 C126 C127 C128 120 OHM 3.3V_LAVDD 3.3V_DVDD 120 OHM C129 0.1uF/16V 0.1uF/16V 0.1uF/16V 0.1uF/16V 0.1uF/16V...
  • Page 30 DELL E153FPTc Q102 PMBS3904 R154 LED_O RP103 LED_G Q101 LED_O LED_G 　 4.7K 1/16W PMBS3904 　 R155 4.7K 1/16W 　 4.7K 1/16W CN101 LED_GREEN LED_ORANGE KEY _MENU 　 ENTER R157 1/16W KEY _MENU 　 To k e yboard KEY _RIGHT...

  • Page 31: Panel Interface

    DELL E153FPTc LVDS_O[0..9] LVDS_O0 CN103 LVDS_O1 LVDS_O2 LVDS_O3 LVDS_O0 RXO0- RXO0+ LVDS_O1 LVDS_O4 LVDS_O2 RXO1- RXO1+ LVDS_O3 LVDS_O5 LVDS_O4 RXO2- RXO2+ LVDS_O5 LVDS_O6 LVDS_O6 RXOC- RXOC+ LVDS_O7 LVDS_O7 LVDS_O8 RXO3- RXO3+ LVDS_O9 LVDS_O8 LVDS_E0 RXE0- RXE0+ LVDS_E1 LVDS_O9 LVDS_E2 RXE1-...
  • Page 32 DELL E153FPTc CN104 　 BLON/OFF R162 4.7K 1/16W PBIAS DIMMING +3.3V_VDD FB105 TO263 C163 U105 147m A 0.1uF/16V C164 AIC1084-33M CONN C162 0.1uF/16V VOUT 100uF/16V D113 SR24 C165 C167 C168 C166 R164 47uF/16V 0.1uF/16V 0.1uF/16V 47uF/16V 　 1/16W R165 BRIGHTNESS 　...

  • Page 33: Power Board

    DELL E153FPTc 7.2 Power Board...
  • Page 34 DELL E153FPTc...

  • Page 35: Pcb Layout

    DELL E153FPTc 8. PCB Layout 8.1 Main Board...

  • Page 36: Power Board

    DELL E153FPTc 8.2 Inverter/Power Board...
  • Page 37 DELL E153FPTc...

  • Page 38: Kepc Board

    DELL E153FPTc 8.2 KEPC Board 9. Maintainability 9.1 Equipments and Tools Requirement 1.Voltage meter 2.Oscilloscope 3.Pattern Generator 4.LCD Color Analyzer 5.Service Manual 6.User Manual Repair Note: When you repair touch panel, just do it in the clean bench, no need clean room.

  • Page 39: Trouble Shooting

    DELL E153FPTc 9.2 Trouble shooting 9.2.1 Main Board No Screen Check Power board; is there DC level output? Measured CN104 pin5 = 5 V? Check U105 pin3=5V, U105 pin2=3.3V? Measured U101 pin 44= 5V? Is there any shortage or cold solder? Measured U1 5 pin 2= 3.3V?
  • Page 40 DELL E153FPTc Panel Power Circuit Check the PPWR panel power relative circuit, Check R172 should have response from Q105, Q104 In normal operation, when LED is 0V to 5V when we switch the power Green, R172 should =5V Switch from on to off...
  • Page 41 DELL E153FPTc U102-date Output Measured DCLK (pin 57 from U102) DHS, DVS (pin 54,55 from U102) Replace ZAN3XL (U102) or Is the waveform ok? replace Main board. DCLK around 48 MHZ, DVS=60.09Hz, DHS around 80 KHz? (Refer to input signal=640x480@60 Hz, and LED...
  • Page 42 DELL E153FPTc 9.2.2 Inverter/Power Board No Power Check to CON102 Pin5=12V Check Interface board Check AC line volt 110V or 220V Check AC line Check the voltage of C904(+) Check F901, bridge rectified circuit Check start voltage for the pin3 of IC901...
  • Page 43 DELL E153FPTc No Backlight Check C201 (+) =12V Change F902 Check ON/OFF signal Check Interface board Check U201 pin9=12V Change Q201 or Q202 Check the pin1 of U201 have saw tooth wave Change U201 Check D201 (-) have the output of square wave at short time.

  • Page 44: Key Board

    DELL E153FPTc 9.2.3 Key Board OSD is unstable or not working Is Keypad board connecting normally? Connect Keypad Board Is Button Switch normally? Replace Button Switch Is Keypad board normally? Replace Keypad Board Check main board...

  • Page 45: White-Balance, Luminance Adjustment

    DELL E153FPTc 10. White balance, Luminance adjustment Approximately 2 Hours should be allowed for warm up before proceeding White-Balance adjustment. Before started adjust white balance, please setting the Chroma-7120 MEM. Channel 3 to 6500 K colors, MEM. Channel 4 to 9300 K colors, MEM.

  • Page 46: Edid Content

    DELL E153FPTc Max Brightness measurement: a. Switch to the full white pattern, in user mode main menu: 1. Set <Color Settings> Red, Green, and Blue to the max. 2. Set <Brightness> Brightness, Contrast to the max. b. The Minimum brightness is 200cd/m2 ±20.

  • Page 47: To Use Isp Writer

    DELL E153FPTc 12.2 To Use ISP WRITER ( Note: Take E153FP ISP for example Press the “–“ key at front bezel and plug the AC power cord in, then the MCU enter ISP mode; a. You will enter the window as follow after executing the ispwriter.exe file.
  • Page 48 DELL E153FPTc b. Click the “Select Chip” button, and choose the type you are going to program.
  • Page 49 DELL E153FPTc c. Click the “Select Bank0” button and selecting a file which a binary Format required.
  • Page 50 DELL E153FPTc d. Select the communication Setting: Port Name e. Click the “ConNect” button.

  • Page 51: Executing Isp

    DELL E153FPTc f. Click “Program all” to start programming. 12.3. Executing ISP a. “Program All” button that will execute erase and program and verify. Then you can get the window as follow, and click “OK” to complete ISP process. b. Complete the ISP process, click“exit LD”button to reset monitor.

  • Page 52: Check List

    DELL E153FPTc 13.Check List 1) After replacing LCD Main board and panel, Check if white-balance is within the specs, then re-writing DDC is necessary. The white-balance value for each common color temperature: 9300 parameter is x=283±28, y=297±28, Y = 180 ±10 cd/m 6500 parameter is x =313±28, y=329±28, Y = 180 ±10 cd/m...
  • Page 53 DELL E153FPTc (Connection for VGA) (Connection for DVI) 2. Seek the document with the expanded name of .BAT in DDC file of this model. It appears the indication of “Input Serial No.：＂after dual-click the document to be ready for DDC-writing.

  • Page 54: Bom List

    M1G 325 4125 SCREW For HSD panel M1G 330 4225 SCREW For CPT panel 750LLC50P013ZB CPT 15" 000 ZBD PANEL For CPT panel 750LLH50X152DE HSD 15" PANEL DELL CONSIG For HSD panel Location Part NO Description Quantity Unit KEPC560KDE1 KEY BOARD FOR T560K*DEL...
  • Page 55 DELL E153FPTc M1G1740 6128 SCREW M1G2940 10225 SCREW Q1G 330 8120 SCREW 3X8mm 705L 560 87 03 CN901 ASS'Y 705L560KB34096 LCD BACK COVER ASS'Y AIC560KHLDG MAIN BOARD 40G 45762412B CBPC LABEL C122 67L309V220 3 22UF +-20% 16V C129 67L309V220 3...
  • Page 56 DELL E153FPTc C139 65G0603104 12 CER2 0603 X7R 16V 100N C141 65G0603104 12 CER2 0603 X7R 16V 100N C142 65G0603104 12 CER2 0603 X7R 16V 100N C144 65G0603104 12 CER2 0603 X7R 16V 100N C145 65G0603104 12 CER2 0603 X7R 16V 100N...
  • Page 57 DELL E153FPTc Q101 57G 417 4 PMBS3904/PHILIPS-SMT (04 Q102 57G 417 4 PMBS3904/PHILIPS-SMT (04 Q104 57G 763 1 A03401 SOT23 BY AOS (A1) Q105 57G 417 4 PMBS3904/PHILIPS-SMT (04 R101 61L0603101 RST SM 0603 RC0603 100R R102 61L0603101 RST SM 0603 RC0603 100R...
  • Page 58 DELL E153FPTc R158 61L0603221 RST SM 0603 RC0603 220R R159 61L0603221 RST SM 0603 RC0603 220R R160 61L0603221 RST SM 0603 RC0603 220R R161 61L0603472 RST SM 0603 RC0603 4K7 R162 61L0603472 RST SM 0603 RC0603 4K7 R163 61L0603472 RST SM 0603 RC0603 4K7...
  • Page 59 DELL E153FPTc FB901 71G 55 29 FERRITE BEAD IC902 56G 139 3B PC123 Y82 L201 73G 253139 YL CHOKE L202 73G 174 30YSA FILTER L902 73L 174 26LSG COMMON CHOKE L903 73G 253 91 LS CHOKE BY LI SHIN L904...
  • Page 60 DELL E153FPTc R218 61L0603123 CHIP 12K OHM 1/10W R219 61L0603513 CHIP 51K OHM 1/10W R220 61L0603471 CHIPR 470 OHM+-5% 1/10W R222 61L0603000 RST SM 0603 JUMP MAX 0R R223 61L0603000 RST SM 0603 JUMP MAX 0R R901 61L1206105 CHIP 1MOHM 5% 1/4W...
  • Page 61 DELL E153FPTc R905 61L214Y10552T 1M, 1/4W R906 61L214Y75452T 750KOHM 5% 1/4W R907 61L214Y75452T 750KOHM 5% 1/4W R915 61G 17210052T 100HM 5% 1/4W R916 61G 17210352T CFR 10KOHM +-5% 1/4W R920 61G175L47052T 47OHM +-5% 1/2W R921 61G175L47052T 47OHM +-5% 1/2W R922...
  • Page 62 DELL E153FPTc CON201 33G8020 2D AC CONN.2P R/A DIP BY ACES CON202 33G8020 2D AC CONN.2P R/A DIP BY ACES DB901 93G 50460502 KBP206G F901 84G 7H200 SL 250V/2A LIHEL FUSE FB901 71G 55 29 FERRITE BEAD IC901 56G 379 32...
  • Page 63 DELL E153FPTc R206 61L0603123 CHIP 12K OHM 1/10W R207 61L0603392 CHIP 3.9K OHM 1/10W R208 61L0603221 RST SM 0603 RC0603 220R R209 61L0603392 CHIP 3.9K OHM 1/10W R211 61L0603123 CHIP 12K OHM 1/10W R216 61L0603821 RST SM 0603 RC22H 820R...
  • Page 64 DELL E153FPTc R210 61G 60215352T 15KOHM 5% 1/6W R212 61G 17220252T 2K OHM 5% 1/4W R213 61G 17220252T 2K OHM 5% 1/4W R214 61G 17220252T 2K OHM 5% 1/4W R215 61G 17220252T 2K OHM 5% 1/4W R221 61G 17210252T 1K OHM 5% 1/4W...
  • Page 65 DELL E153FPTc 65G0603331 31 330PF +-5% 50V NPO 65G0603331 31 330PF +-5% 50V NPO 65G0603331 31 330PF +-5% 50V NPO 65G0603331 31 330PF +-5% 50V NPO 65G0603331 31 330PF +-5% 50V NPO 65G0603220 31 CER1 0603 NP0 50V 22P P...
  • Page 66 DELL E153FPTc 61L0603102 RST SM 0603 RC0603 1K P 61L0603619 0F 619 OHM 61L0603499 9F 49.9 OHM 1% 61L0603330 CHIPR 33 OHM +-5% 1/10W 56L 658 1 EXII TQFP-64 56L113358A M95256-WMN6 SO-8 56L 643 7 MAX822SUS-T 56G 585 4A AP1117E33LA...

  • Page 67: Definition Of Pixel Defects

    DELL E153FPTc 15.Definition Of Pixel Defects 15.1 CLAA150XP 01...

  • Page 68: Hsd150Mx15-B

    DELL E153FPTc 15.2 HSD150MX15-B 15.2.1 visual Inspection 15.2.2 Bright dot defect description -bright area is more than 50% of one dot Two adjacent...
  • Page 69 DELL E153FPTc 15.2.3 Dark dot defect description - Two adjacent 15.2.4 Minimum distance between dot defects Bright dot to bright dot Dark dot to dark dot Bright dot to dark dot 15.2.5 “Average Diameter” description ≧ Dusts would be judged by “Average Diameter” under vertical high 0.1 mm and...

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