AL1716v Service Guide
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... External Controls 18 Front Panel Controls 19 Adjusting the picture 20 Hot-Key Menu 23 OSD Message 23 LOGO 24 Chapter 3 Machine Disassembly 25 Chapter 4 Troubleshooting 32 Chapter 5 Connector Information 37 Chapter 6 FRU (Field Replacement Unit) List 38 Exploded Diagram 39 Chapter 7 Schematic Diagram 41 Analog 41 TSUM16AK 42 LVDS 43...
... External Controls 18 Front Panel Controls 19 Adjusting the picture 20 Hot-Key Menu 23 OSD Message 23 LOGO 24 Chapter 3 Machine Disassembly 25 Chapter 4 Troubleshooting 32 Chapter 5 Connector Information 37 Chapter 6 FRU (Field Replacement Unit) List 38 Exploded Diagram 39 Chapter 7 Schematic Diagram 41 Analog 41 TSUM16AK 42 LVDS 43...
AL1716v Service Guide
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NG Check power section OK Replace U701, U702 OK Replace U401 NG Replace X401 32 Measure CN701 PIN9/10=5V? No power No power Chapter 4 Press power key and look if the picture is normal NG Please reinsert and make sure the AC of 100-240 is normal NG OK Measure U701 PIN2=3.3V, U702 PIN2=3.3V Reinsert or check the power section NG OK X401 oscillate waveforms are normal Measure CN701 PIN5/6=12V? Troubleshooting This chapter provides troubleshooting information for the AL1716: 1.
NG Check power section OK Replace U701, U702 OK Replace U401 NG Replace X401 32 Measure CN701 PIN9/10=5V? No power No power Chapter 4 Press power key and look if the picture is normal NG Please reinsert and make sure the AC of 100-240 is normal NG OK Measure U701 PIN2=3.3V, U702 PIN2=3.3V Reinsert or check the power section NG OK X401 oscillate waveforms are normal Measure CN701 PIN5/6=12V? Troubleshooting This chapter provides troubleshooting information for the AL1716: 1.
AL1716W Service Guide
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... 02 02. Exploded Diagram 12 04. Troubleshooting 14 05. Assembly and Disassembly 41 Appendix : User's Manual Safety Notice Any person attempting to service this chassis must familarize with the chassis and be aware of Contents Important Safety Notice 01 01. Schematics and Layouts 31 07. ACER ACER_LCD_AL1716W_SM070510V1 Service Model ID: T17ANHW-G1...
... 02 02. Exploded Diagram 12 04. Troubleshooting 14 05. Assembly and Disassembly 41 Appendix : User's Manual Safety Notice Any person attempting to service this chassis must familarize with the chassis and be aware of Contents Important Safety Notice 01 01. Schematics and Layouts 31 07. ACER ACER_LCD_AL1716W_SM070510V1 Service Model ID: T17ANHW-G1...
AL1716W Service Guide
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... same short circuit or the output +5V/+22V is over load NG Check D809, D810, C818, C824, C823, C822, T802 whether to be damaged. 14 ACER AL1716W Go to be damaged. NG Check R807, D804, I801 whether to cover page 4.1 Power board Check output voltage +5V and +22V whether if correct... turn on . NG Connect the cables whether to be correct connected. OK Check feedback circuit around I802, I803 and the other components and repair them Troubleshooting OK It is greater than 11V OK 4. OK Check T802 PIN1 has same pulse or not NG Check Q803, R813, R814, D806 whether to be...
... same short circuit or the output +5V/+22V is over load NG Check D809, D810, C818, C824, C823, C822, T802 whether to be damaged. 14 ACER AL1716W Go to be damaged. NG Check R807, D804, I801 whether to cover page 4.1 Power board Check output voltage +5V and +22V whether if correct... turn on . NG Connect the cables whether to be correct connected. OK Check feedback circuit around I802, I803 and the other components and repair them Troubleshooting OK It is greater than 11V OK 4. OK Check T802 PIN1 has same pulse or not NG Check Q803, R813, R814, D806 whether to be...
AL1716W Service Guide
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... D121, D120, R130, C128, C111 and repair them is 5V OK Check if P103 and P104 are connected correctly. NG Check CCFL and repair them ACER AL1716W 15 Go to cover page OK Check pin5 of I101 is opened. OK It is an external PWM. Reconnect P103 and P104 in tightly.... OK Check SW MCS Q105 whether to NG be damaged. Troubleshooting (continued) 4.2 Inverter circuit on power board Check C106 pin is greater than 0.55V Brightness pin is not inverter board problem. NG Repair Q105 OK Check...
... D121, D120, R130, C128, C111 and repair them is 5V OK Check if P103 and P104 are connected correctly. NG Check CCFL and repair them ACER AL1716W 15 Go to cover page OK Check pin5 of I101 is opened. OK It is an external PWM. Reconnect P103 and P104 in tightly.... OK Check SW MCS Q105 whether to NG be damaged. Troubleshooting (continued) 4.2 Inverter circuit on power board Check C106 pin is greater than 0.55V Brightness pin is not inverter board problem. NG Repair Q105 OK Check...
AL1716W Service Guide
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... 'Out of Range' at the YES time of the frequency that it indicates with 'VIDEO INPUT'. 16 ACER AL1716W Go to 'No OSM display' section NG Input the sync signal of LED is connected normally. Troubleshooting (continued) 4.3 No.display of screen (Screen is black, color of computer or change the cable Check...
... 'Out of Range' at the YES time of the frequency that it indicates with 'VIDEO INPUT'. 16 ACER AL1716W Go to 'No OSM display' section NG Input the sync signal of LED is connected normally. Troubleshooting (continued) 4.3 No.display of screen (Screen is black, color of computer or change the cable Check...
AL1716W Service Guide
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...I306 is power DC 3V3 NG Failure Point: 1. Check the host for failure. OK NG The LVDS cable is failure. LCD module is disconnected. Troubleshooting (continued) 4.4 Nothing display on I306 NG pin1 that is defected. NG I309 may be damaged. Printed wire broke between P306 and LCD module.... 2. I303 is blue) ACER AL1716W 17 Go to 'Checking the backlight unit' section. Reconnect the video cable. 3. I301 is connected between P306 pin28, pin29 and FB303. ...
...I306 is power DC 3V3 NG Failure Point: 1. Check the host for failure. OK NG The LVDS cable is failure. LCD module is disconnected. Troubleshooting (continued) 4.4 Nothing display on I306 NG pin1 that is defected. NG I309 may be damaged. Printed wire broke between P306 and LCD module.... 2. I303 is blue) ACER AL1716W 17 Go to 'Checking the backlight unit' section. Reconnect the video cable. 3. I301 is connected between P306 pin28, pin29 and FB303. ...
AL1716W Service Guide
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... is short. R313, R314, R315 is Open 4. NG 2. 18 ACER AL1716W Go to P306 from I306? VGA video signal cable disconnected OK Check VGA R.G.B input video signals on P302 of the RED signal. (Green and Blue signals are the same path, too.) 1. Troubleshooting (continued) Failure Point: NG 1. Check the computer. 2. OK Proceed...
... is short. R313, R314, R315 is Open 4. NG 2. 18 ACER AL1716W Go to P306 from I306? VGA video signal cable disconnected OK Check VGA R.G.B input video signals on P302 of the RED signal. (Green and Blue signals are the same path, too.) 1. Troubleshooting (continued) Failure Point: NG 1. Check the computer. 2. OK Proceed...
AL1716W Service Guide
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... is open. NG 2. R380,R383,R378 or R379 is disconnected. 2. Failure Point: 1. Function key wire is defected. Function key board is defected. 3. Troubleshooting (continued) 4.6 Abnormal OSM display adjust problem ACER AL1716W 19 Go to cover page Check the input TTL level whether to change when press the function keys on the P307...
... is open. NG 2. R380,R383,R378 or R379 is disconnected. 2. Failure Point: 1. Function key wire is defected. Function key board is defected. 3. Troubleshooting (continued) 4.6 Abnormal OSM display adjust problem ACER AL1716W 19 Go to cover page Check the input TTL level whether to change when press the function keys on the P307...
AL1716W Service Guide
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... of serial data and clock signal I304 pin5 and pin6 NG Failure Point: I304 is power DC 5V. Troubleshooting (continued) Confirm the host computer supplies DDC2 mode. Failure Point: NG 1. OK Failure Point: 1. 20 ACER AL1716W Go to cover page 4.7 Abnormal plug and play for VGA 4. OK Check the voltage on P302...
... of serial data and clock signal I304 pin5 and pin6 NG Failure Point: I304 is power DC 5V. Troubleshooting (continued) Confirm the host computer supplies DDC2 mode. Failure Point: NG 1. OK Failure Point: 1. 20 ACER AL1716W Go to cover page 4.7 Abnormal plug and play for VGA 4. OK Check the voltage on P302...
AL1716W Service Guide
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ACER AL1716W 21 Go to cover page OK Check the vertical sync signal on P302 pin14 TTL level Failure Point: NG VGA video cables is failure. Troubleshooting (continued) 4.8 Checking the control circuit of vertical sync pulse for VGA Check the vertical sync signal on I306 pin90 TTL level OK Proceed 'Checking the resolution change IC movement' section Failure Point: 1. 7. D305, D306 is open . 3. Printed wire is short. FB312 and R322 may be open between P302 pin14 and I306 NG pin90. 2. R323 and C327 may be short. 4.
ACER AL1716W 21 Go to cover page OK Check the vertical sync signal on P302 pin14 TTL level Failure Point: NG VGA video cables is failure. Troubleshooting (continued) 4.8 Checking the control circuit of vertical sync pulse for VGA Check the vertical sync signal on I306 pin90 TTL level OK Proceed 'Checking the resolution change IC movement' section Failure Point: 1. 7. D305, D306 is open . 3. Printed wire is short. FB312 and R322 may be open between P302 pin14 and I306 NG pin90. 2. R323 and C327 may be short. 4.
AL1716W Service Guide
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Troubleshooting (continued) 4.9 Checking the resolution change IC movement 1. Check +3V3 supplied on I306 pin55, pin87, pin17, pin118, pin70, pin78, pin104, pin106. 2. pin110, pin116 2. Failure Point: 1. NG ... pin8. I307 or I306, Q305 is short. 3. OK Failure Point: I306 is defected. Printed wire broke between X301 and I306 pin108 NG and pin109 2. 22 ACER AL1716W Go to I306 pin108 and pin109 at TTL level OK Check I306 pin111 RSTB signal is high level at normal operation.
Troubleshooting (continued) 4.9 Checking the resolution change IC movement 1. Check +3V3 supplied on I306 pin55, pin87, pin17, pin118, pin70, pin78, pin104, pin106. 2. pin110, pin116 2. Failure Point: 1. NG ... pin8. I307 or I306, Q305 is short. 3. OK Failure Point: I306 is defected. Printed wire broke between X301 and I306 pin108 NG and pin109 2. 22 ACER AL1716W Go to I306 pin108 and pin109 at TTL level OK Check I306 pin111 RSTB signal is high level at normal operation.
AL1716W User's Guide
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TABLE OF CONTENTS Special notes on LCD monitors 1 Introduction 2 Features ...2 Unpacking 3 Attaching/Removing the base 4 Screen position adjustment 4 Connecting the power cord 5 Safety precaution 5 Cleaning your monitor 5 Preset modes 6 Power saving 7 DDC ...7 Installation 8 User controls 9 Troubleshooting 13 Specification 15 For more information and help in recycling, please visit the following websites: Worldwide: http://global.acer.com/about/sustainability.htm
TABLE OF CONTENTS Special notes on LCD monitors 1 Introduction 2 Features ...2 Unpacking 3 Attaching/Removing the base 4 Screen position adjustment 4 Connecting the power cord 5 Safety precaution 5 Cleaning your monitor 5 Preset modes 6 Power saving 7 DDC ...7 Installation 8 User controls 9 Troubleshooting 13 Specification 15 For more information and help in recycling, please visit the following websites: Worldwide: http://global.acer.com/about/sustainability.htm
AL1716W User's Guide
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... Monitor and Computer Power-ON the monitor first, then power-ON the computer. If the monitor still does not function properly, please refer to the troubleshooting section to the computer. 1-2 Digital Cable (Only Dual-Input Model) a. Connect the VGA video cable to diagnose the problem. Connect power cord Connect the power...
... Monitor and Computer Power-ON the monitor first, then power-ON the computer. If the monitor still does not function properly, please refer to the troubleshooting section to the computer. 1-2 Digital Cable (Only Dual-Input Model) a. Connect the VGA video cable to diagnose the problem. Connect power cord Connect the power...
AL1716W User's Guide
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...case of missing full-screen image, please select other resolution or other vertical refresh timing. · Wait for servicing, please check the troubleshooting list below to see if you can self-diagnose the problem. (VGA Mode) Problems Current Status Remedy LED ON · Using OSD,... adjust brightness and contrast to maximum or reset to the monitor. E-13 AL1716W TROUBLESHOOTING Before sending your LCD monitor for a few seconds after adjusting the size of the image before changing or disconnecting the signal cable or ...
...case of missing full-screen image, please select other resolution or other vertical refresh timing. · Wait for servicing, please check the troubleshooting list below to see if you can self-diagnose the problem. (VGA Mode) Problems Current Status Remedy LED ON · Using OSD,... adjust brightness and contrast to maximum or reset to the monitor. E-13 AL1716W TROUBLESHOOTING Before sending your LCD monitor for a few seconds after adjusting the size of the image before changing or disconnecting the signal cable or ...
AL1716x Service Guide
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... Cover Chapter 2 Operating Instruction 20 Front Bezel Control Adjusting the Monitor How to Optimize the DOS-Mode Chapter 3 Machine Assembly 27 Chapter 4 Troubleshooting 31 Common Acknowledge Interface Board Troubleshooting QPI PCBA Troubleshooting Chapter 5 Connector Information 40 VGA Connector Pin Assignment Chapter 6 FRU (Field Replaceable Unit) 42 Exploded Diagram Part List Chapter 7 Schematic Diagram...
... Cover Chapter 2 Operating Instruction 20 Front Bezel Control Adjusting the Monitor How to Optimize the DOS-Mode Chapter 3 Machine Assembly 27 Chapter 4 Troubleshooting 31 Common Acknowledge Interface Board Troubleshooting QPI PCBA Troubleshooting Chapter 5 Connector Information 40 VGA Connector Pin Assignment Chapter 6 FRU (Field Replaceable Unit) 42 Exploded Diagram Part List Chapter 7 Schematic Diagram...
AL1716x Service Guide
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... the base. 3. Therefore, lay the monitor on how to assemble the monitor for the different components vary in size. NOTE: 1. The screws for maintenance and troubleshooting.
... the base. 3. Therefore, lay the monitor on how to assemble the monitor for the different components vary in size. NOTE: 1. The screws for maintenance and troubleshooting.
AL1716x Service Guide
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... change the M/B, Please re-do "DDC" programmed &"Auto Color balance" If Replace "Power & Inverter board" only, please re-do "Auto color balance". "Auto Color Balance"- TROUBLESHOOTING Chapter 4 1. Common Acknowledge If you check the H/V position, please use the crosshatch pattern. This LCM is an abnormal color that means the problem happen in...
... change the M/B, Please re-do "DDC" programmed &"Auto Color balance" If Replace "Power & Inverter board" only, please re-do "Auto color balance". "Auto Color Balance"- TROUBLESHOOTING Chapter 4 1. Common Acknowledge If you check the H/V position, please use the crosshatch pattern. This LCM is an abnormal color that means the problem happen in...
AL1716x Service Guide
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3.Interface Board Troubleshooting 3.1 Black Screen and backlight turn on #MBDLTDSFFO $IFDLQPXFS /( TVQQMZQJO PG $/ :&4 /( $IFDLQJO PG6 .$6 :&4 /( $IFDLSFTFU QJO PG6 :&4 /( $IFDLDSZTUBM QJO XBWFGPSNPG6 :&4 $IFDL$$'- &OBCMF QJO PG6 /( .$6'BJM :&4 :&4 $IFDLQJOPG $/ /( 1PXFSGBJM $IFDL '# 3 3 3 $IFDL $ % 3 $IFDL 9 *OWFSUFS'BJM $IFDL 3 3 3 $ 2 36
3.Interface Board Troubleshooting 3.1 Black Screen and backlight turn on #MBDLTDSFFO $IFDLQPXFS /( TVQQMZQJO PG $/ :&4 /( $IFDLQJO PG6 .$6 :&4 /( $IFDLSFTFU QJO PG6 :&4 /( $IFDLDSZTUBM QJO XBWFGPSNPG6 :&4 $IFDL$$'- &OBCMF QJO PG6 /( .$6'BJM :&4 :&4 $IFDLQJOPG $/ /( 1PXFSGBJM $IFDL '# 3 3 3 $IFDL $ % 3 $IFDL 9 *OWFSUFS'BJM $IFDL 3 3 3 $ 2 36