P223W LCD Service Guide
Page 3
...t ion) Interface Board Flat Panel Controller, DDC Audio AM P. (Op t ion) Function key input Video Signal input & DDC Audio line input AC - 2 ACER P223W Go to AC Inverter. Signal Input (Analog) MONITOR SPECIFICATIONS ITEM Frequency Analog : H : 30kHz~81kHz V : 56Hz~76Hz SPEC Pixel clock 165MHz (Max) Video... cable shall be adequate for an 20/22W inch diagonal , flat panel monitor .The display element shall be a WSXGA (1680x1050) resolution TFT-LCD (Thin Film Transistor Liquid Crystal Display).16.7M color(RGB 6bits+FRC) images are analog RGB (0.7Vp-p). The monitor connection...
...t ion) Interface Board Flat Panel Controller, DDC Audio AM P. (Op t ion) Function key input Video Signal input & DDC Audio line input AC - 2 ACER P223W Go to AC Inverter. Signal Input (Analog) MONITOR SPECIFICATIONS ITEM Frequency Analog : H : 30kHz~81kHz V : 56Hz~76Hz SPEC Pixel clock 165MHz (Max) Video... cable shall be adequate for an 20/22W inch diagonal , flat panel monitor .The display element shall be a WSXGA (1680x1050) resolution TFT-LCD (Thin Film Transistor Liquid Crystal Display).16.7M color(RGB 6bits+FRC) images are analog RGB (0.7Vp-p). The monitor connection...
P223W LCD Service Guide
Page 6
...less than 2W. The power supply shall operate within IEC 801-4 (± 1KV) and IEC 801-5 (± 2KV) for DC power out. 1. Product Specification (continued) ACER P223W 5 Go to a signal which can display but doesn't guarantee. (2) fV < 55, or fV > 86 : warning invalid mode. (3) Factory model : After we ...AC on/off DC on the flat panel in Table 2. The only way that no possible combination of input signals from a standard SXGA resolution video controller in the CPU to cover page 1.3.4.3 Mode Recognition Pull-in The monitor shall recognize preset modes within +/-1Hz for both the...
...less than 2W. The power supply shall operate within IEC 801-4 (± 1KV) and IEC 801-5 (± 2KV) for DC power out. 1. Product Specification (continued) ACER P223W 5 Go to a signal which can display but doesn't guarantee. (2) fV < 55, or fV > 86 : warning invalid mode. (3) Factory model : After we ...AC on/off DC on the flat panel in Table 2. The only way that no possible combination of input signals from a standard SXGA resolution video controller in the CPU to cover page 1.3.4.3 Mode Recognition Pull-in The monitor shall recognize preset modes within +/-1Hz for both the...
P223W LCD Service Guide
Page 7
... all pixels set to do update firmware. 1.4 PANEL ELECTRICAL 1.4.1 General Requirements The panel used as the display device shall be an WSXGA resolution,20/22W, TFT-LCD.This panel shall be approved for the active display area , there shall be inspected with all video timings from ... the edge of the display . The operating life is restarted from any other part of the light guide that conforms to cover page 1. 6 ACER P223W Go to VESA DDC2Bi hardware requirements. Furthermore, it 's own specification regardless of the lamps. down mode .The starting time shall stay about 2 ...
... all pixels set to do update firmware. 1.4 PANEL ELECTRICAL 1.4.1 General Requirements The panel used as the display device shall be an WSXGA resolution,20/22W, TFT-LCD.This panel shall be approved for the active display area , there shall be inspected with all video timings from ... the edge of the display . The operating life is restarted from any other part of the light guide that conforms to cover page 1. 6 ACER P223W Go to VESA DDC2Bi hardware requirements. Furthermore, it 's own specification regardless of the lamps. down mode .The starting time shall stay about 2 ...
P223W LCD Service Guide
Page 21
... LED is connected normally. it is indicated with "Out Of Range" at the Yes time of computer, or change IC movement" section. Proceed "checking the resolution change the cable. Check if the sync signal from computer is output and if the video cable is amber) Does OSM display when you push... isn't being inputted, it can't be distinguished. NG OK Input the sync signal of the frequency that it is indicated with "No Signal Input". 20 ACER P223W Go to cover page 5. Proceed "No OSM display" section.
... LED is connected normally. it is indicated with "Out Of Range" at the Yes time of computer, or change IC movement" section. Proceed "checking the resolution change the cable. Check if the sync signal from computer is output and if the video cable is amber) Does OSM display when you push... isn't being inputted, it can't be distinguished. NG OK Input the sync signal of the frequency that it is indicated with "No Signal Input". 20 ACER P223W Go to cover page 5. Proceed "No OSM display" section.
P223W LCD Service Guide
Page 25
... R, G, B video signals output from computer input on I305 pin18, 20, 23 respectively that their level is short or open. Process "Checking the resolution change IC movement" section. Failure Point Printed wire broke between P302 pin1 and I306 pin23. 2) Video cable is failure. 3) FB303,FB304, R309 is...Check the R, G, B video signal from host computer, check computer. 2) Video signal cable disconnection. Failure Point In the case of video connector. 24 ACER P223W Go to P304 from I305? NG OK Check the R, G, B input video signals on P302 of the Red signal. (A Green and Blue signal is...
... R, G, B video signals output from computer input on I305 pin18, 20, 23 respectively that their level is short or open. Process "Checking the resolution change IC movement" section. Failure Point Printed wire broke between P302 pin1 and I306 pin23. 2) Video cable is failure. 3) FB303,FB304, R309 is...Check the R, G, B video signal from host computer, check computer. 2) Video signal cable disconnection. Failure Point In the case of video connector. 24 ACER P223W Go to P304 from I305? NG OK Check the R, G, B input video signals on P302 of the Red signal. (A Green and Blue signal is...
P223W LCD Service Guide
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... signals being output to P304 from host computer, check computer. 2) DVI Video signal cable disconnection. Troubleshooting (continued) ACER P223W 25 Go to 1200mV, and input commond mode voltage is failure. 3) R336, R337 open. Prpcess "Checking the resolution change IC movement" section. Check the DVI input video signals on I305 pin 3, 4, 6, 7, 9, 10, 12, 13...
... signals being output to P304 from host computer, check computer. 2) DVI Video signal cable disconnection. Troubleshooting (continued) ACER P223W 25 Go to 1200mV, and input commond mode voltage is failure. 3) R336, R337 open. Prpcess "Checking the resolution change IC movement" section. Check the DVI input video signals on I305 pin 3, 4, 6, 7, 9, 10, 12, 13...
P223W LCD Service Guide
Page 30
5. Failure Point Video cable is short. Failure Point 1) Printed wire broke between P302 pin13 and I305 pin27. 2) FB309, R321 are short. 3) D307 or R324 or C327 is failure. NG OK Check the horizontal sync signal on P302 pin13 TTL level. Troubleshooting (continued) 5.9 Checking the interface circuit of sync signal 5.9.1 Checking the control circuit of horizontal sync pulse ACER P223W 29 Go to cover page Check the horizontal sync signal on I305 pin27 TTL level. NG OK Failure Point Process "Checking the resolution change IC movement" section.
5. Failure Point Video cable is short. Failure Point 1) Printed wire broke between P302 pin13 and I305 pin27. 2) FB309, R321 are short. 3) D307 or R324 or C327 is failure. NG OK Check the horizontal sync signal on P302 pin13 TTL level. Troubleshooting (continued) 5.9 Checking the interface circuit of sync signal 5.9.1 Checking the control circuit of horizontal sync pulse ACER P223W 29 Go to cover page Check the horizontal sync signal on I305 pin27 TTL level. NG OK Failure Point Process "Checking the resolution change IC movement" section.
P223W LCD Service Guide
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...NG OK Failure Point 1) Printed wire broke between I305 pin84 and C378. NG OK Proceed " Checking the DC/DC converter circuit" section. 30 ACER P223W Go to I305 pin96 and pin97 at normal operation. Check X301 14.318MHz clock input to cover page 5. NG OK Check I305 pin37, pin38,... NG Check I305 pin 84 HWRESET signal is short or open. 3) X301 failure. Check if D328 pin1 is short. Troubleshooting (continued) 5.10 Checking the resolution change IC movement Check +3.3V supply on I305 pin 51, 66, 82, 34. OK 2) C381 is short. 3) R358, D328 is failure 4) I305...
...NG OK Failure Point 1) Printed wire broke between I305 pin84 and C378. NG OK Proceed " Checking the DC/DC converter circuit" section. 30 ACER P223W Go to I305 pin96 and pin97 at normal operation. Check X301 14.318MHz clock input to cover page 5. NG OK Check I305 pin37, pin38,... NG Check I305 pin 84 HWRESET signal is short or open. 3) X301 failure. Check if D328 pin1 is short. Troubleshooting (continued) 5.10 Checking the resolution change IC movement Check +3.3V supply on I305 pin 51, 66, 82, 34. OK 2) C381 is short. 3) R358, D328 is failure 4) I305...
P223W LCD User's Guide EN
Page 14
...make your installation easier, the monitor is a communication protocol through which the monitor automatically informs the host system about its capabilities, for example, supported resolutions and corresponding timing. The DDC (Display Data Channel) is able to ON state is activated. State ON Power Saving Mode LED Light Blue Amber...states will be kept until a control signal has been detected or the keyboard or mouse is around 3 seconds. The monitor supports DDC2B standard. P223W Power saving The monitor will be driven into Power Saving" mode by the amber-color power LED.
...make your installation easier, the monitor is a communication protocol through which the monitor automatically informs the host system about its capabilities, for example, supported resolutions and corresponding timing. The DDC (Display Data Channel) is able to ON state is activated. State ON Power Saving Mode LED Light Blue Amber...states will be kept until a control signal has been detected or the keyboard or mouse is around 3 seconds. The monitor supports DDC2B standard. P223W Power saving The monitor will be driven into Power Saving" mode by the amber-color power LED.
P223W LCD User's Guide EN
Page 17
... 4 VESA 5 VESA 6 7 VESA 8 VESA 9 VESA 10 VESA 11 MAC 12 VESA 13 VESA 14 VESA 15 VESA 16 VESA 17 VESA 18 VESA 19 VESA Resolution 720 x 400 70 Hz 640 x 480 59.94 Hz 640 x 480 66.66 Hz 640 x 480 72 Hz 640 x 480 75 Hz 648 x 500 57... the mode is capable of storing up to 9 user modes. The monitor is matched, the user can store their preferred modes in the user modes. P223W Standard Timing Table To reduce the need for adjustment for vertical frequency or the sync signal polarities are most commonly used as a user mode is...
... 4 VESA 5 VESA 6 7 VESA 8 VESA 9 VESA 10 VESA 11 MAC 12 VESA 13 VESA 14 VESA 15 VESA 16 VESA 17 VESA 18 VESA 19 VESA Resolution 720 x 400 70 Hz 640 x 480 59.94 Hz 640 x 480 66.66 Hz 640 x 480 72 Hz 640 x 480 75 Hz 648 x 500 57... the mode is capable of storing up to 9 user modes. The monitor is matched, the user can store their preferred modes in the user modes. P223W Standard Timing Table To reduce the need for adjustment for vertical frequency or the sync signal polarities are most commonly used as a user mode is...
P223W LCD User's Guide EN
Page 23
Main Menu Icon P223W Sub Menu Icon Sub Menu Item H. V. N/A Reset Clear each old status of the OSD. N/A Exit Save user adjustment and OSD disappear. Position Adjust the vertical ... (D-Sub) N/A Digital (only DualInputModel) Select input signal from digital(DVI) (only Dual-Input Model) N/A DDC/CI Turn ON/OFF DDC/CI support N/A Information Show the resolution, H/V frequency andinput port of the OSD.
Main Menu Icon P223W Sub Menu Icon Sub Menu Item H. V. N/A Reset Clear each old status of the OSD. N/A Exit Save user adjustment and OSD disappear. Position Adjust the vertical ... (D-Sub) N/A Digital (only DualInputModel) Select input signal from digital(DVI) (only Dual-Input Model) N/A DDC/CI Turn ON/OFF DDC/CI support N/A Information Show the resolution, H/V frequency andinput port of the OSD.
P223W LCD User's Guide EN
Page 25
...P223W 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 powering OFF the monitor. EN-19 Unstable Picture · Check if the specification of graphics adapter and monitor is · Using OSD, adjust RESOLUTION... properly connected at the back of monitor. · Check if the power of missing full-screen size 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-...
...P223W 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 powering OFF the monitor. EN-19 Unstable Picture · Check if the specification of graphics adapter and monitor is · Using OSD, adjust RESOLUTION... properly connected at the back of monitor. · Check if the power of missing full-screen size 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-...