Related Manuals for Hisense LCD2005EU
Summary of Contents for Hisense LCD2005EU
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Page 1: Service Manual
SERVICE MANUAL LCD2005EU/LCD2606EU/LCD3205EU LCD3206EU/LCD2633EU/LCD3233 Oct. 22 2005 INNOVATION IS LIFE INNOVATION IS LIFE... -
Page 2: Table Of Contents
CONTENTS • SAFETY PRECAUTION • PRODUCT SAFETY NOTICE • PRODUCT FUNCTION • LCD PANEL SPEC. • BLOCK DIAGRAM • CIRUIT DIAGRAM • SOFTWARE UPDATING • FAQ • SPARE PARTS INNOVATION IS LIFE INNOVATION IS LIFE... -
Page 3: Safety Precaution
SAFETY PRECAUTION WARNING: Service should not be attempted by anyone unfamiliar with the necessary precaution on this receiver.The following are the necessary precaution to be observed before serving this chassis. 1.Since the power supply circuit of this receiver is directly connected to the AC power line ,an Isolation transformer should be used during any dynamic service to avoid possible shock hazard. -
Page 4: Product Safety Notice
PRODUCT SAFETY NOTICE Many electrical and mechanical parts in the chassis have special safety-related characteristics.These characteristics are often passed unnoticed by a visual inspe- ction.When replacement parts are required , be sure the service technician uses replacement parts specified by us that have the same characteristics as the original part. -
Page 5: Product Function
PRODUCT FUNCTION Input connections - Analog RGB audio input X1 - I2C ( for software updating) Output connections - Analog RGB 15pin input X1 - Headphone output X1 - HDMI input X1 - Subwoofer output X1 - Cable/antenna RF X1 - Audio output X1 - Component input X1 Note:... - Page 6 PRODUCT FUNCTION LCD-TV features • Multimedia - TV receiver, Video monitor and PC display, all in one. • Wider viewing angle,over 176 view angle • Digital display device - truthfully reproducing the images, without distortion or blurring, irrespective of magnetic or geomagnetic effect. •...
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Page 7: Lcd Panel Spec
LCD PANEL SPEC. General Description － The LCD panel is a Color Active Matrix Liquid Crystal Display with an integral Cold Cathode Fluorescent Lamp(CCFL) backlight system. The matrix employs a-Si Thin Film Transistor as the active element. It is a transmissive type display operating in the normally black mode. This TFT-LCD has a 32.0 inch diagonally measured active display area with WXGA resolution (768 vertical by 1366 horizontal pixel array). -
Page 8: General Features
LCD PANEL SPEC. General Features LCD3206EU/LCD3205EU: QD32HL01(QDI LCD PANEL) Active Screen Size 31.51 inches(80.04cm) diagonal Outline Dimension 760(H) x 450(V) x 32(D) mm(Typ.) Pixel Pitch 0.5107mm x 0. 5107mm x RGB 1366 horiz. By 768 vert. Pixels RGB strip Pixel Format arrangement Color Depth 16.7M colors... - Page 9 LCD PANEL SPEC. General Features LCD2606EU: LC260WX (LG LCD PANEL) Active Screen Size 26 inches(66cm) diagonal Outline Dimension 626(H) x373(V) x 44.1(D) mm(Typ.) Pixel Pitch 0. 1475mm x 0. 4215mm x RGB 1366 horiz. By 768 vert. Pixels RGB strip Pixel Format arrangement Color Depth...
- Page 10 LCD PANEL SPEC. General Features LCD2005EU:T200XW01(AU LCD PANEL) Active Screen Size 20 inches(51cm) diagonal Outline Dimension 479.0(H) x278.4(V) x 31.8(D) mm(Typ.) Pixel Pitch 0. 1475mm x 0. 4215mm x RGB 1366 horiz. By 768 vert. Pixels RGB strip Pixel Format...
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Page 11: Block Diagram
BLOCK DIAGRAM Chassis Block Diagram LCD PANEL... - Page 12 BLOCK DIAGRAM VIDEO Processing part HY5DU281622ET HY5DU281622ET DDRAM DDRAM U213 U214 R/G/B Pb/Cb U200 Pr/Cr MST5151 LCD PANEL HDMI VCT49XX ANT.IN U601 U603 Video_OUT S-VHS SCART2 CANNAL+ SST39VF088 62WV5128BLL SCART1 FLASH U606 U500 R/G/B/FB INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 13 BLOCK DIAGRAM AUDIO Processing part OUTPUT 6W+6W SCART1 AUDIO TPA3008D L/R AUDIO AMPLIFIER VCT49XX U800 SCART2 AUDIO P14V L/R AUDIO U603 TV AUDIO TDA2822M EAR AMP. U801 +12V AV/S-Video/Compent AUDIO 74HC4052 Subwoofer Output PC AUDIO U501 HDMI AUDIO Audio Output 74HC4052 MST5151 U501...
- Page 14 BLOCK DIAGRAM I2C Controlling part U213 DDROM MST5151 XP208 U206 U200 HDMI 24LC04 DDROM U214 STANDBY PU_DVI 24LC04 24LC64 Tuner P_EN RST_MST PCF9555 VCT49XX BKLON OPTION2 U604 U600 U605 AMUTE U603 U602 OPTION3 AVSW1 AVSW2 INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 15 BLOCK DIAGRAM AMS1117-2.5 U213/U214 POWER part U202 LD1085 MST5151 AC INPUT U203 DC/DC 50/60HZ AMS1117-3.3 MST5151 M4334(U207) U604 AMS1117-3.3 VCT49XX PANEL POWER U103 U106 U108 DC/DC +12V VCT49XX L7808 AMS1117-5.0 VCT49XX TDA2822M(U801) 74HC4052(U501) PANEL POWER +24V DC/DC Inverter POWER LG(32〃 26〃) QDI（32〃） AU(20〃) PANEL OWER INNOVATION IS LIFE...
- Page 16 BLOCK DIAGRAM BLOCK DIAGRAM POWER part +1.8V AC INPUT AMS1117-1.8 VCT49XX +5V (Standby ) DC/DC U105 50/60HZ +3.3V AMS1117-3.3 VCT49XX U109 +3.3V PCF9555(U602) +3.3V 62WV5128BLL(U500) +3.3V FLASH(U606) 24LC64(U604) 24LC04(U605) INNOVATION IS LIFE INNOVATION IS LIFE INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 17 PDF created with pdfFactory Pro trial version www.pdffactory.com...
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Page 19: Circuit Diagram
CIRCUIT DIAGRAM System power Part INNOVATION IS LIFE INNOVATION IS LIFE... - Page 20 CIRCUIT DIAGRAM Scaler_PC&601&MCU INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 21 CIRCUIT DIAGRAM Scaler HDMI&HDTV Input INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 22 CIRCUIT DIAGRAM Scaler DDRAM Part INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 23 CIRCUIT DIAGRAM AV Input Part INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 24 CIRCUIT DIAGRAM Tuner Input Part INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 25 CIRCUIT DIAGRAM VCTI_Core Part INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 26 CIRCUIT DIAGRAM VCTI Memory Part INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 27 CIRCUIT DIAGRAM Sound Amplifier Part INNOVATION IS LIFE INNOVATION IS LIFE...
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Page 28: Software Updating
SOFTWARE UPDATING Updating CABLE - You can update our LCD’s software through a special I2C cable(show as below) - This I2C cable includes a updating board、a 3.5mm Stereo Earphone plug and 3 wires Built the cable as show updating board INNOVATION IS LIFE INNOVATION IS LIFE... - Page 29 SOFTWARE UPDATING Updating Operation: INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 30 SOFTWARE UPDATING Updating Operation: INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 31 SOFTWARE UPDATING LPT Setup The first step: First double click the “LPTDrv” folder,you should select a LPT driving software in the folder. INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 32 SOFTWARE UPDATING LPT Setup The second step: When the LPT setup is OK,Please open the system manager and select LPT1. INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 33 SOFTWARE UPDATING Updating Operation: The first step: First turn on the TV, then plug one end of the serial cable to the LPT port of PC and other end to I2C port of TV. and double click the file vct49xyi_start.exe in “vct49xyi” folder, A dialog will come up like sub picture.
- Page 34 SOFTWARE UPDATING Updating Operation: The second step: click the “TVT” button on the bottom, A dialog will come up like sub picture. INNOVATION IS LIFE INNOVATION IS LIFE...
- Page 35 SOFTWARE UPDATING Updating Operation: The second step: Double click the “F:\\mints.bin” , A dialog will come up like sub picture. Note: LCD colour TV software updating setup 1.File->Preferences->LPT Preferences LPT:The current LPT Delay:0 Time out :300 2.Name:The folder of Updating software Address : From 0x800000 0x87ffff...
- Page 36 SOFTWARE UPDATING Updating Operation: The third step: After clicking the “TVT” button on the bottom, A DOS interface will come up like sub picture.If the word following “…” is “OK” , it shows that the communication between the LCD colour TV and compute is OK,or it needs to check the connect of I2C.
- Page 37 SOFTWARE UPDATING Updating Operation: The fourth step: 1.After the DOS interface disappeared. click the “Bootloder Version ” button, it ought to shows “22” without red words such as “No Acknowledge from Stave”. 2. Wait for 30 seconds after clicking the “Erase 16Bit Flash ”...
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Page 38: Faq
1、Turn on the TV,The LED is red,no display on screen - replace the main board or updating the software.(it’s the software is wrong) 2、Turn on the TV,The LED is blue,but no picture or/and no sound - you should to replace the main board. 3、In TV state,can not to tuning - you should to replace the main board. -
Page 39: Spare Parts
SPARE PARTS MODEL:LCD3206EU PART NUMBER SAP NO. REMARK MAIN BOARD RSAG2.908.655-3 108028 POWER BOARD RSAG2.908.609-6 108033 E/RSR8.865.1865 1025769 FRONT COVER RSAG8.074.207\W9套B2 SYN-198 1025240 BACK COVER RSAG8.074.208 1025241 REMOTE COTROL EN-20921C 1027957 PEDESTAL GROUPWARE RSAG6.121.037 106430 HANGING BRACKET RSAG6.162.015 1020716 INNOVATION IS LIFE INNOVATION IS LIFE... - Page 40 SPARE PARTS MODEL:LCD3205EU PART NUMBER SAP NO. REMARK MAIN BOARD RSAG2.908.655-3 108028 POWER BOARD RSAG2.908.609-6 108033 E/RSR8.865.1865 1025769 FRONT COVER RSAG8.074.207\W9套B2 SYN-198 1025240 BACK COVER RSAG8.074.208 1025241 REMOTE COTROL EN-20921C 1027957 PEDESTAL GROUPWARE RSAG6.121.037 106430 HANGING BRACKET RSAG6.162.015 1020716 INNOVATION IS LIFE INNOVATION IS LIFE...