Service Manual
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CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING 1 Power Board 23 2.LCD Monitor Description 5 7.PCB Layout 25 3.Operation Instruction 6 7.1.Main Board 25 3.1.General Instructions 6 7.2.Power Board 28 3.2.Control Button 6 7.3.Key ...CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES. 19" LCD Color Monitor Service Service Service Emachine E19T5W TABLE OF CONTENTS Horizontal Frequency 31-81 kHz Description Page Description Page Table Of Contents 1 5.2.Electrical Block Diagram ...
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING 1 Power Board 23 2.LCD Monitor Description 5 7.PCB Layout 25 3.Operation Instruction 6 7.1.Main Board 25 3.1.General Instructions 6 7.2.Power Board 28 3.2.Control Button 6 7.3.Key ...CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES. 19" LCD Color Monitor Service Service Service Emachine E19T5W TABLE OF CONTENTS Horizontal Frequency 31-81 kHz Description Page Description Page Table Of Contents 1 5.2.Electrical Block Diagram ...
Service Manual
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19" LCD Color Monitor Revision A00 A01 A02 A03 Date Dec-20-06 Feb-07-07 Mar-28-07 Jun.-28-07 Revision List Revision History First Version Release Add different parts list in Item 12 Add new BOM in Item 12 Add different parts list in Item 12 Emachine E19T5W TPV Model T96HMKHKW5GKHP T96SMKHKW5GKH T96HMKHKW5GKHC T96HMKHKW5YGHC T96SMKHKW5YGHC T96SMKHKW5YKHC 2
19" LCD Color Monitor Revision A00 A01 A02 A03 Date Dec-20-06 Feb-07-07 Mar-28-07 Jun.-28-07 Revision List Revision History First Version Release Add different parts list in Item 12 Add new BOM in Item 12 Add different parts list in Item 12 Emachine E19T5W TPV Model T96HMKHKW5GKHP T96SMKHKW5GKH T96HMKHKW5GKHC T96HMKHKW5YGHC T96SMKHKW5YGHC T96SMKHKW5YKHC 2
Service Manual
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19" LCD Color Monitor Important Safety Notice Emachine E19T5W Proper service and repair is important to the safe, reliable operation of each way. AOC could not possibly know, evaluate and advise the service trade .... CAUTION-Use of controls or adjustments or performance of substitute replacement parts, which service might be referred to as recommended. Take care during handling the LCD module with any sharp objects, such as pencil or pen as this will be done or of the possible hazardous consequences of all liability. The...
19" LCD Color Monitor Important Safety Notice Emachine E19T5W Proper service and repair is important to the safe, reliable operation of each way. AOC could not possibly know, evaluate and advise the service trade .... CAUTION-Use of controls or adjustments or performance of substitute replacement parts, which service might be referred to as recommended. Take care during handling the LCD module with any sharp objects, such as pencil or pen as this will be done or of the possible hazardous consequences of all liability. The...
Service Manual
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Monitor Specifications Items Descriptions Emachine E19T5W LCD Panel Driving system Type Size Pixel pitch Viewable angle Response time (type) Video TFT Color LCD HSD190MGW1 19" 0.2835mm( H )x 0.2835mm( V ) 150˚ (H) 135˚ (V) 8 ms for HSD R,G,B Analog Interface Digital Interface Connector 15-pin D-Sub DVI... 60°C Operating Humidity: 8% to 95% Analog:0.7Vp-p(standard), 75 OHM, Positive Digital signal H/V TTL 31kHz - 81kHz 56-75Hz 19" LCD Color Monitor 1. Type H-Frequency V-Frequency ON Mode Power Consumption OFF Mode Contrast Ratio 700:1 White Luminance 300cd/m2 Max.
Monitor Specifications Items Descriptions Emachine E19T5W LCD Panel Driving system Type Size Pixel pitch Viewable angle Response time (type) Video TFT Color LCD HSD190MGW1 19" 0.2835mm( H )x 0.2835mm( V ) 150˚ (H) 135˚ (V) 8 ms for HSD R,G,B Analog Interface Digital Interface Connector 15-pin D-Sub DVI... 60°C Operating Humidity: 8% to 95% Analog:0.7Vp-p(standard), 75 OHM, Positive Digital signal H/V TTL 31kHz - 81kHz 56-75Hz 19" LCD Color Monitor 1. Type H-Frequency V-Frequency ON Mode Power Consumption OFF Mode Contrast Ratio 700:1 White Luminance 300cd/m2 Max.
Service Manual
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Monitor Block Diagram CCFL Drive. Flat Panel and CCFL backlight Power Board (Include: adapter, inverter) Main Board Key Board Key Board RS232 Connector For white balance ... 5 The power board will contain a main board, a power board and two key boards which house the flat panel control logic, brightness control logic and DDC. 19" LCD Color Monitor 2. LCD Monitor Description Emachine E19T5W The LCD monitor will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage.
Monitor Block Diagram CCFL Drive. Flat Panel and CCFL backlight Power Board (Include: adapter, inverter) Main Board Key Board Key Board RS232 Connector For white balance ... 5 The power board will contain a main board, a power board and two key boards which house the flat panel control logic, brightness control logic and DDC. 19" LCD Color Monitor 2. LCD Monitor Description Emachine E19T5W The LCD monitor will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage.
Service Manual
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19" LCD Color Monitor 3. Connect the video cable from the monitor to your personal preferences. - Operating Instructions 3.1 General Instructions Emachine E19T5W Press the power button to turn the monitor on the monitor, the power indicator will light up. 3.2 Control Buttons 6 The power cord should be adjusted to the video card. - The control buttons are located in the right side of the monitor. By changing these settings, the picture can be connected. - Press the power button to turn on or off.
19" LCD Color Monitor 3. Connect the video cable from the monitor to your personal preferences. - Operating Instructions 3.1 General Instructions Emachine E19T5W Press the power button to turn the monitor on the monitor, the power indicator will light up. 3.2 Control Buttons 6 The power cord should be adjusted to the video card. - The control buttons are located in the right side of the monitor. By changing these settings, the picture can be connected. - Press the power button to turn on or off.
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19" LCD Color Monitor 3.3 Adjusting the OSD Menu Adjusting OSD settings OSD Menus Emachine E19T5W 7
19" LCD Color Monitor 3.3 Adjusting the OSD Menu Adjusting OSD settings OSD Menus Emachine E19T5W 7
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Input/Output Specification 4.1 Input Signal Connector 1. GND 12. G-Return 15. Green 10. B-Return VGA connector layout 1 5 6 10 11 15 Emachine E19T5W Description + 5V Sync. Self Test 13. GND GND DDC-Serial Data H-Sync V-Sync DDC-Serial Clock 9 19" LCD Color Monitor 4. Description Pin No. Blue 11. D-SUB connector Pin No. 1. 2. 3. 4. 5. 6. 7. 8. R-Return 14. Red 9.
Input/Output Specification 4.1 Input Signal Connector 1. GND 12. G-Return 15. Green 10. B-Return VGA connector layout 1 5 6 10 11 15 Emachine E19T5W Description + 5V Sync. Self Test 13. GND GND DDC-Serial Data H-Sync V-Sync DDC-Serial Clock 9 19" LCD Color Monitor 4. Description Pin No. Blue 11. D-SUB connector Pin No. 1. 2. 3. 4. 5. 6. 7. 8. R-Return 14. Red 9.
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19" LCD Color Monitor 4.3 Panel Specification 4.3.1 Features ■ 19" WXGA+ TN(Twisted Nematic) mode TFT LCD panel ■ High speed response time ■ 4 CCFLs Backlight system ■ Supported WXGA+ (V:900 lines, H:1440 pixels) resolution ■ Supported to 75Hz refresh rate ■ LCD Timing Controller ■ RoHS compliance 4.3.2 Display Characteristics Emachine E19T5W 12
19" LCD Color Monitor 4.3 Panel Specification 4.3.1 Features ■ 19" WXGA+ TN(Twisted Nematic) mode TFT LCD panel ■ High speed response time ■ 4 CCFLs Backlight system ■ Supported WXGA+ (V:900 lines, H:1440 pixels) resolution ■ Supported to 75Hz refresh rate ■ LCD Timing Controller ■ RoHS compliance 4.3.2 Display Characteristics Emachine E19T5W 12
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Block Diagram 5.1 Software Flow Chat 1 Emachine E19T5W Y 2 3 N 4 5 N Y 6 N 7 8 Y 9 N 10 11 Y N 12 N 13 Y Y N 14 15 16 Y 17 N 18 19 Y 14 19" LCD Color Monitor 5.
Block Diagram 5.1 Software Flow Chat 1 Emachine E19T5W Y 2 3 N 4 5 N Y 6 N 7 8 Y 9 N 10 11 Y N 12 N 13 Y Y N 14 15 16 Y 17 N 18 19 Y 14 19" LCD Color Monitor 5.
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19" LCD Color Monitor Emachine E19T5W 1) MCU initialize. 2) Is the EPROM blank? 3) Program the EPROM by default values. 4) Get the PWM value of back light. 12) Check the analog port, are ...? 16) Display "No connection Check Signal Cable" message. Turn on the LED and set it to show the coming mode. 18) Process the OSD display. 19) Read the keyboard. Is the power key pressed? 15
19" LCD Color Monitor Emachine E19T5W 1) MCU initialize. 2) Is the EPROM blank? 3) Program the EPROM by default values. 4) Get the PWM value of back light. 12) Check the analog port, are ...? 16) Display "No connection Check Signal Cable" message. Turn on the LED and set it to show the coming mode. 18) Process the OSD display. 19) Read the keyboard. Is the power key pressed? 15
Service Manual
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... GNDB HSY NC VSY NC DDCA_SDA DDCA_SCL DET_VGA DDC_WP R+ RG+ GB+ B- 19" LCD Color Monitor 6. CLK+ CLKDDCD_SDA DDCD_SCL DET_DVI HPD_CTRL 3.INPUT RIN GNDR GIN GNDG SOG BIN GNDB HSY NC VSY NC DDCA_SDA DDCA_SCL DET_VGA DDC_WP R+ RG+ GB+ BCLK+ CLKDDCD_SDA DDCD_SCL DET_DVI HPD_CTRL Emachine E19T5W SCHEMATIC LVDS OUTPUT VCC1.8 VCC3.3 +5V VCC1.8 Vcc3.3 +5V B2...
... GNDB HSY NC VSY NC DDCA_SDA DDCA_SCL DET_VGA DDC_WP R+ RG+ GB+ B- 19" LCD Color Monitor 6. CLK+ CLKDDCD_SDA DDCD_SCL DET_DVI HPD_CTRL 3.INPUT RIN GNDR GIN GNDG SOG BIN GNDB HSY NC VSY NC DDCA_SDA DDCA_SCL DET_VGA DDC_WP R+ RG+ GB+ BCLK+ CLKDDCD_SDA DDCD_SCL DET_DVI HPD_CTRL Emachine E19T5W SCHEMATIC LVDS OUTPUT VCC1.8 VCC3.3 +5V VCC1.8 Vcc3.3 +5V B2...
Service Manual
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... VCC3.3 C712 + 100uF/16V C714 0.1uF VCC3.3 4 Title POWER Size Document Number B G2188-1-X-X-2-061215 Date: Friday , December 15, 2006 Sheet 3 of Rev 1 6 19 The BAT42, Vf is OK but the If=200mA(forward current) can 't meet current spec. 07/21 Q706 3904->3906 for pluse add c705 for... R703 2K 1/10W VCC3.3 VCC3.3 4 D703(BAT54) Vf=0.53V (worst cauae) when If=100mA. P.S: The 1N4148 Vf=0.7V~1V can not meet LDO spec. 19" LCD Color Monitor Emachine E19T5W +5V C701 NC/0.1uF U701SOT-223 NC/LT1117-18 3 VI 2 VO VO 4 C703 + NC/100uF/16V +3V3 C704 NC/0.1uF H1 8 7 6 99 ...
... VCC3.3 C712 + 100uF/16V C714 0.1uF VCC3.3 4 Title POWER Size Document Number B G2188-1-X-X-2-061215 Date: Friday , December 15, 2006 Sheet 3 of Rev 1 6 19 The BAT42, Vf is OK but the If=200mA(forward current) can 't meet current spec. 07/21 Q706 3904->3906 for pluse add c705 for... R703 2K 1/10W VCC3.3 VCC3.3 4 D703(BAT54) Vf=0.53V (worst cauae) when If=100mA. P.S: The 1N4148 Vf=0.7V~1V can not meet LDO spec. 19" LCD Color Monitor Emachine E19T5W +5V C701 NC/0.1uF U701SOT-223 NC/LT1117-18 3 VI 2 VO VO 4 C703 + NC/100uF/16V +3V3 C704 NC/0.1uF H1 8 7 6 99 ...
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... D422 BAV99 C452 D423 BAV99 C453 R468 R469 10 1/10W 10 1/10W D424 BAV99 C454 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF CLK+ CLK- 19" LCD Color Monitor Emachine E19T5W 2 3 1 2 3 1 2 3 1 CN405 11 12 13 14 15 17 1 RED+ 6 RED- 2 GREEN+ 7 GREEN- 3 BLUE+ 8 BLUE- 4 PC5V 9 PC5V 5 VGA_CON 10 DB15 FB410 FB411 ...GND HSY NC VSY NC SY NC GND DDC SCL DDC SDA +5V HPD 29 28 8 15 6 7 14 16 1/3shield 2/4shield 0/5shield 11 3 19 22 clk shield DAT0+ DAT0DAT1+ 18 17 10 9 DAT1DAT2+ DAT2DAT3+ DAT3- 2 1 13 12 5 DAT4+ DAT4DAT5+ DAT5- R458 100 1/10W DET_DVI ...
... D422 BAV99 C452 D423 BAV99 C453 R468 R469 10 1/10W 10 1/10W D424 BAV99 C454 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF CLK+ CLK- 19" LCD Color Monitor Emachine E19T5W 2 3 1 2 3 1 2 3 1 CN405 11 12 13 14 15 17 1 RED+ 6 RED- 2 GREEN+ 7 GREEN- 3 BLUE+ 8 BLUE- 4 PC5V 9 PC5V 5 VGA_CON 10 DB15 FB410 FB411 ...GND HSY NC VSY NC SY NC GND DDC SCL DDC SDA +5V HPD 29 28 8 15 6 7 14 16 1/3shield 2/4shield 0/5shield 11 3 19 22 clk shield DAT0+ DAT0DAT1+ 18 17 10 9 DAT1DAT2+ DAT2DAT3+ DAT3- 2 1 13 12 5 DAT4+ DAT4DAT5+ DAT5- R458 100 1/10W DET_DVI ...
Service Manual
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CN101 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Emachine E19T5W RXO0+ RXO1+ RXO2+ RXOC+ RXO3+ RXE0+ RXE1+ RXE2+ RXEC+ RXE3+ LVB0P LVB1P LVB2P LVBCKP LVB3P LVA0P LVA1P LVA2P LVACKP LVA3P VLCD CONN VLCD 2 2 ... 1/10W C502 0.1uF/16V 07/26 Title PANEL INTERFACE Size Document Number A G2188-1-X-X-2-061215 Date: Friday , December 15, 2006 Sheet 6 of Rev 1 6 22 19" LCD Color Monitor 4 PA[0..9] PA[0..9] PA0 LVACKP PA1 LVACKM PA2 LVA2P PA3 LVA2M PA4 LVA1P PA5 LVA1M PA6 LVA0P PA7 LVA0M PA8 LVA3P PA9 LVA3M 4 PB[0..9] PB[0..9] PB0...
CN101 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Emachine E19T5W RXO0+ RXO1+ RXO2+ RXOC+ RXO3+ RXE0+ RXE1+ RXE2+ RXEC+ RXE3+ LVB0P LVB1P LVB2P LVBCKP LVB3P LVA0P LVA1P LVA2P LVACKP LVA3P VLCD CONN VLCD 2 2 ... 1/10W C502 0.1uF/16V 07/26 Title PANEL INTERFACE Size Document Number A G2188-1-X-X-2-061215 Date: Friday , December 15, 2006 Sheet 6 of Rev 1 6 22 19" LCD Color Monitor 4 PA[0..9] PA[0..9] PA0 LVACKP PA1 LVACKM PA2 LVA2P PA3 LVA2M PA4 LVA1P PA5 LVA1M PA6 LVA0P PA7 LVA0M PA8 LVA3P PA9 LVA3M 4 PB[0..9] PB[0..9] PB0...
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19" LCD Color Monitor 6.2 Power Board Emachine E19T5W 715G1695-1-GW DB901 4 U4KB80R + 3 2 - + C905 100uF/450V R909 430K 1/4W R910 430K 1/4W 1 L902 4 3 C914 0.1uF/25V C923 + C934 22uF/50V 0.1uF C933 0.1uF 1 2 L C902 ...
19" LCD Color Monitor 6.2 Power Board Emachine E19T5W 715G1695-1-GW DB901 4 U4KB80R + 3 2 - + C905 100uF/450V R909 430K 1/4W R910 430K 1/4W 1 L902 4 3 C914 0.1uF/25V C923 + C934 22uF/50V 0.1uF C933 0.1uF 1 2 L C902 ...
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... NC R834 3.3K 1/8W C819 68nF R826 200 1/4W R838 NC Emachine E19T5W R843 1K 1/8W CN801 1 2 CONN CN802 1 2 CONN R842 2 R825 0 1/8W 560 1/8W 3 1 D802 BAV99 CN803 R841 1K 1/8W 1 2 CONN CN804 1 2 CONN D804 BAV99 2 R835 560 1/8W 3 1 R840 0 1/8W 19" LCD Color Monitor +12V ONOF R801 0 1/4W R802 270K 1/4W R804 10K 1/4W...
... NC R834 3.3K 1/8W C819 68nF R826 200 1/4W R838 NC Emachine E19T5W R843 1K 1/8W CN801 1 2 CONN CN802 1 2 CONN R842 2 R825 0 1/8W 560 1/8W 3 1 D802 BAV99 CN803 R841 1K 1/8W 1 2 CONN CN804 1 2 CONN D804 BAV99 2 R835 560 1/8W 3 1 R840 0 1/8W 19" LCD Color Monitor +12V ONOF R801 0 1/4W R802 270K 1/4W R804 10K 1/4W...
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PCB Layout 7.1 Main Board 715G2188-1 Emachine E19T5W 25 19" LCD Color Monitor 7.
PCB Layout 7.1 Main Board 715G2188-1 Emachine E19T5W 25 19" LCD Color Monitor 7.
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19" LCD Color Monitor 7.3 Key Board 715G2187-1 Emachine E19T5W 715G1707-1-2 30
19" LCD Color Monitor 7.3 Key Board 715G2187-1 Emachine E19T5W 715G1707-1-2 30
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Service Manual. 8. DDC Tool with an IBM Compatible Computer. 5. Voltmeter. 2. Alignment Tool. 6. Oscilloscope. 3. User Manual. Pattern Generator. 4. LCD Color Analyzer. 7. Maintainability 8.1 Equipments and Tools Requirement 1. Emachine E19T5W 31 19" LCD Color Monitor 8.
Service Manual. 8. DDC Tool with an IBM Compatible Computer. 5. Voltmeter. 2. Alignment Tool. 6. Oscilloscope. 3. User Manual. Pattern Generator. 4. LCD Color Analyzer. 7. Maintainability 8.1 Equipments and Tools Requirement 1. Emachine E19T5W 31 19" LCD Color Monitor 8.