X183H / X193HQ Service Guide
Page 3
...(WXGA) Separate SYNC for a pre-defined mode will support main power DC5V to drive the LCD display circuit .The power board will be a WXGA(1366X768) resolution TFT-LCD (Thin Film Transistor Liquid Crystal Display).16.7M color images are displayed on , previously stored screen parameters for TTL (N or P) Digital H:31Hz~83Hz... ).This monitor operates normal by noninterlaced mode. Product Specification 1.1 SCOPE This document defines the design and performance requirements for DPMS LED indicator to cover page 1. 2 ACER X193HQ Go to function key board.
...(WXGA) Separate SYNC for a pre-defined mode will support main power DC5V to drive the LCD display circuit .The power board will be a WXGA(1366X768) resolution TFT-LCD (Thin Film Transistor Liquid Crystal Display).16.7M color images are displayed on , previously stored screen parameters for TTL (N or P) Digital H:31Hz~83Hz... ).This monitor operates normal by noninterlaced mode. Product Specification 1.1 SCOPE This document defines the design and performance requirements for DPMS LED indicator to cover page 1. 2 ACER X193HQ Go to function key board.
X183H / X193HQ Service Guide
Page 6
.... The UPS power supply shall operate and comply with worst case conditions of input signals from a standard SXGA resolution video controller in the CPU to prevent any resolution smaller than 2W. Product Specification (continued) ACER X193HQ 5 Go to cover page 1.3.4.3 Mode Recognition Pull-in each frame. 1.3.5.2 Video Stretching The monitor shall contain provisions...
.... The UPS power supply shall operate and comply with worst case conditions of input signals from a standard SXGA resolution video controller in the CPU to prevent any resolution smaller than 2W. Product Specification (continued) ACER X193HQ 5 Go to cover page 1.3.4.3 Mode Recognition Pull-in each frame. 1.3.5.2 Video Stretching The monitor shall contain provisions...
X183H / X193HQ Service Guide
Page 7
... any way change the warranty given by the panel manufacturer . 1.4.5.3 Light Leakage Except for the active display area , there shall be an WXGA 1366X768 resolution, 19 inch-wide TFT-LCD. Areas and / or parameters considered questionable shall be subjected to detailed measurements . 1.4.5.2 Display Degradation Over the life of... switch is pressed or the monitor is defined as specified by VESA EDID standard.The monitor should not write to cover page 1. 6 ACER X193HQ Go to the EDID file for the first two minutes of operation following power-up UNLESS some action taken by the user or ...
... any way change the warranty given by the panel manufacturer . 1.4.5.3 Light Leakage Except for the active display area , there shall be an WXGA 1366X768 resolution, 19 inch-wide TFT-LCD. Areas and / or parameters considered questionable shall be subjected to detailed measurements . 1.4.5.2 Display Degradation Over the life of... switch is pressed or the monitor is defined as specified by VESA EDID standard.The monitor should not write to cover page 1. 6 ACER X193HQ Go to the EDID file for the first two minutes of operation following power-up UNLESS some action taken by the user or ...
X183H / X193HQ Service Guide
Page 20
Proceed "checking the resolution change the cable. 5. No When a signal isn't being inputted, it can't be distinguished. it is indicated with "Out Of Range" at the time Yes of ... frequency that it is indicated with "No Signal Input". Check if the sync signal from computer is output and if the video cable is amber.) ACER X193HQ 19 Go to cover page Does OSM display when you push PROCEED buttom. Input the sync signal of LED is connected normally. NG OK...
Proceed "checking the resolution change the cable. 5. No When a signal isn't being inputted, it can't be distinguished. it is indicated with "Out Of Range" at the time Yes of ... frequency that it is indicated with "No Signal Input". Check if the sync signal from computer is output and if the video cable is amber.) ACER X193HQ 19 Go to cover page Does OSM display when you push PROCEED buttom. Input the sync signal of LED is connected normally. NG OK...
X183H / X193HQ Service Guide
Page 24
... or open. 5) C315 is short or open. NG OK Failure Point 1) No R, G, B video signals output from I305? Prpcess "Checking the resolution change IC movement" section. 5.4 Abnormal screen for VGA 5. Troubleshooting (continued) ACER X193HQ 23 Go to cover page Check the R, G, B video signal from computer input on I305 pin12, 14, 16 respectively that...
... or open. 5) C315 is short or open. NG OK Failure Point 1) No R, G, B video signals output from I305? Prpcess "Checking the resolution change IC movement" section. 5.4 Abnormal screen for VGA 5. Troubleshooting (continued) ACER X193HQ 23 Go to cover page Check the R, G, B video signal from computer input on I305 pin12, 14, 16 respectively that...
X183H / X193HQ Service Guide
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24 ACER X193HQ Go to P305 from I305? signal. (A DVI_RX1+/-, DVI_RX2+/- NG OK Failure Point Printed wire broke between P303 pin 17, 18 and I305 pin 4. 15. 2) ... Point In the case of DVI-I video connector. Check all LVDS signals being output to cover page 5.5 Abnormal screen (For the DVI) 5. Prpcess "Checking the resolution change IC movement" section. NG OK Failure Point 1) No DVI video signals output from computer input on I305 pin 2,3,4,5,6,7,47,48 respectively that differential input...
24 ACER X193HQ Go to P305 from I305? signal. (A DVI_RX1+/-, DVI_RX2+/- NG OK Failure Point Printed wire broke between P303 pin 17, 18 and I305 pin 4. 15. 2) ... Point In the case of DVI-I video connector. Check all LVDS signals being output to cover page 5.5 Abnormal screen (For the DVI) 5. Prpcess "Checking the resolution change IC movement" section. NG OK Failure Point 1) No DVI video signals output from computer input on I305 pin 2,3,4,5,6,7,47,48 respectively that differential input...
X183H / X193HQ Service Guide
Page 29
... IC movement" section. NG OK Failure Point Process "Checking the resolution change IC movement" section. NG OK Failure Point Video cable is failure. Check the horizontal sync signal on I308 pin9 TTL level. Check the horizontal ... . 3) D310,R318 or C313 is short. 5.9.2 Checking the control circuit of horizontal sync pluse Check the horizontal sync signal on P302 pin14 TTL level. 28 ACER X193HQ Go to cover page 5.
... IC movement" section. NG OK Failure Point Process "Checking the resolution change IC movement" section. NG OK Failure Point Video cable is failure. Check the horizontal sync signal on I308 pin9 TTL level. Check the horizontal ... . 3) D310,R318 or C313 is short. 5.9.2 Checking the control circuit of horizontal sync pluse Check the horizontal sync signal on P302 pin14 TTL level. 28 ACER X193HQ Go to cover page 5.
X183H / X193HQ Service Guide
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... between X300 and I305 pin 15, 16. 2) C340, C341 is short or open or short. 4) I303 is failure. Troubleshooting (continued) 5.10 Checking the resolution change IC movement ACER X193HQ 29 Go to I305 pin 15 and 16 at normal operation. NG OK Proceed " Checking the DC/DC converter circuit" section. NG OK...
... between X300 and I305 pin 15, 16. 2) C340, C341 is short or open or short. 4) I303 is failure. Troubleshooting (continued) 5.10 Checking the resolution change IC movement ACER X193HQ 29 Go to I305 pin 15 and 16 at normal operation. NG OK Proceed " Checking the DC/DC converter circuit" section. NG OK...