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17   

Main Board Layout 

 

 

Symbol 

Description 

Symbol 

Description 

U701 

056G 585 4A 

X201 

093G    22 53    H 

U702 

056G 563 31 

CN301 

033G801930F    H 

U202 

056G 562172 

CN401 

033G3802    9 

U402 

056G1133713 

CN201 

033G3802    6 

U101 

056G1133 34 

CN103 

088G 35424F    N 

CN101 

088G 35315F    H 

 

 

Summary of Contents for P203W

Page 1: ...1 Acer P203W Service Guide ...

Page 2: ...2 Service Guide Version and Revision Version Release Date Revision History TPV model A00 Aug 23 2007 Initial Release TA7AMADB5WAYNC TA7AMAMB5WAYHC ...

Page 3: ...buyer and not Acer Incorporated its distributor or its dealer assumes the entire cost of all necessary servicing repair and any incidental or consequential damages resulting from any defect in the software Intel is a registered trademark of Intel Corporation Pentium and Pentium II III are trademarks of Intel Corporation Other brand and product names are trademarks and or registered trademarks of t...

Page 4: ...erference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television recep...

Page 5: ... purpose of the grounded plug Unplug the unit during a lightning storm or when it will not be used for long periods of time This will protect the monitor from damage due to power surges Do not overload power strips and extension cords Overloading can result in fire or electric shock Never push any object into the slot on the monitor cabinet It could short circuit parts causing a fire or electric s...

Page 6: ...ftware Flow chart 15 Main Board Layout 17 Installation 18 Attaching Removing the base 19 Chapter 2 Operating Instructions 20 External Controls 20 Front Panel Controls 21 eColor Management OSD 22 How to Adjust a Setting 23 LOGO 28 Chapter 3 Machine Disassembly 29 Chapter 4 Troubleshooting 35 Chapter 5 Connector Information 39 Chapter 6 FRU Field Replacement Unit List 41 Exploded Diagram 42 Chapter ...

Page 7: ...ion The LCD monitor is designed with the latest LCD technology to provide a performance oriented product with no radiation This will alleviate the growing health concerns It is also a space saving design allowing more desktop space and comparing to the traditional CRT monitor it consumes less power and gets less weight in addition MTBF target is 50k hours or more Chart of P203W Panel M201EW02 V90 ...

Page 8: ...control Set to factory preset value which allows that the brightest two of 32 linear distributed gray scales 0 700mv can be distinguished User red white balance Green white balance and Blue white balance control In the center unless otherwise specified AC Supply voltage 230V 5 50 3Hz Ambient temperature 20 5 Display mode 1680x1050 60Hz all white Measurement systems The units of measure stated in t...

Page 9: ...5MHz Display mode 1680 1050 60Hz ON Mode 49W EPA ENERGY STAR OFF Mode 1W Contrast control Set to factory preset value which allows that the brightest two of 32 linear distributed gray scales 0 700mv can be distinguished Power Source 90 264VAC 47 63Hz Environmental Considerations Operating Temp 0 to 40 C Storage Temp 30 to 65 C Operating Humidity 0 to 90 Storage Humidity 0 to 90 Main Dimension moni...

Page 10: ...10 LCD Panel Specification General Specifications Absolute Maximum Ratings ...

Page 11: ...11 Optical Specifications ...

Page 12: ...12 Support Timing ...

Page 13: ...control logic brightness control logic and DDC The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage Inverter Board include adapter Flat Panel and CCFL backlight Main Board Keyboard Input D SUB Signal CCFL Drive AC IN 90V 264V Input DVI Signal Audio board ...

Page 14: ...ar IC TSUMU58BWHL LF Include MCU ADC OSD U202 D Sub Connector CN101 H sync V sync RGB LCD Interface CN301 Key Board Control CN201 Crystal X201 14 318MHz DVI Connector CN103 EEPROM M24C04 W MN6TP U204 D Sub DDC M24C02 WMN6TP U101 DVI DDC M24C02 WMN6TP U102 ...

Page 15: ...15 Software Flow Chart N Y 1 2 N Y 5 Y N 10 Y N 12 Y N 7 Y N 6 4 3 8 9 14 11 13 Y N 15 Y N 16 17 19 Y N 18 ...

Page 16: ... set it to green color Scalar initializes 10 In standby mode 11 Update the lifetime of back light 12 Check the analog port are there any signals coming 13 Does the scalar send out an interrupt request 14 Wake up the scalar 15 Are there any signals coming from analog port 16 Display No connection Check Signal Cable message And go into standby mode after the message disappears 17 Program the scalar ...

Page 17: ... Description Symbol Description U701 056G 585 4A X201 093G 22 53 H U702 056G 563 31 CN301 033G801930F H U202 056G 562172 CN401 033G3802 9 U402 056G1133713 CN201 033G3802 6 U101 056G1133 34 CN103 088G 35424F N CN101 088G 35315F H ...

Page 18: ...18 Installation ...

Page 19: ...19 Attaching Removing the Base ...

Page 20: ...cture can be adjusted to your personal preferences The power cord should be connected Connect the video cable from the monitor to the video card Press the power button to turn on the monitor position The power indicator will light up External Controls Item Description Item Description 1 Power Switch 4 Auto Adjust botton Exit 2 Power LED 5 3 Empowering Exit 6 MENU ENTER Chapter 2 ...

Page 21: ...21 ...

Page 22: ...22 eColor Management OSD ...

Page 23: ...23 How to Adjust a Setting ...

Page 24: ...24 Adjusting the picture ...

Page 25: ...25 ...

Page 26: ...26 ...

Page 27: ...Not Supported When the Hsync Frequency Vsync Frequency or Resolution is out of the monitor support range will show this message This message will be flying Cable Not Connected Analog Only Model When the video cable is not connected will show this message This message will be flying No Signal Analog Only Model When the video cable is connected but there is no active signal input will show this mess...

Page 28: ...here is no video input signal present When there is no video input signals this monitor following a time out period will automatically switch to an OFF mode This reduces the monitor s internal power supply consumption After the video input signal is restored full power is restored and the display is automatically redrawn The appearance is similar to a Screen Saver feature except the display is com...

Page 29: ...ntains step by step procedures on how to disassemble the monitor for maintenance Disassembly Procedure 1 Remove the cover hinge marked in red Fig 1 Fig 1 2 Remove the screws as following indicate to release base stand Fig 2 Fig 2 Chapter 3 ...

Page 30: ...30 3 Remove the back cover and regard the hook Fig 3 4 Fig 3 Fig 4 ...

Page 31: ...31 4 Remove the keyboard Fig 5 Fig 5 5 Remove the bezel Fig 6 Fig 6 ...

Page 32: ...32 6 Remove the screws to remove the panel Fig 7 9 Fig 7 Fig 8 Fig 9 ...

Page 33: ...33 7 Remove the screw as following indicate to remove the main board audio board and power board Fig 10 12 Fig 10 Fig 11 ...

Page 34: ...34 Fig 12 ...

Page 35: ...ress power key and look if the picture is normal Please reinsert and make sure the AC of 100 240 is normal Reinsert or check the power section Check if X201 oscillate waveforms are normal Measure U701 Pin2 3 3V U702 Pin 2 1 8V OK OK NG NG NG Measure CN401 Pin3 5V Replace U202 Replace X201 NG Replace U701 U702 OK OK ...

Page 36: ...Pin 2 1 8V Replace U701 U702 Check if X201oscillate waveforms are normal Replace X201 Check if the sync signal from computer is output and video cable is connected normally Input the sync signal of computer or change the cable Replace U202 NG OK NG OK OK NG ...

Page 37: ...oard Connect Keypad Board Replace Button Switch Replace Keypad Board OK NG NG NG Check CN301 PIN1 should have response from 0V to 5V When we switch the power switch from on to off Replace panel Check the PPWR panel power relative circuit Q301 Q302 In normal operation when LED green Q301B 5 V If PPWR no response when the power switch Turn on and turn off replace the U202 OK NG ...

Page 38: ... IC801 pin12 12V Change Q805 Q808 Check the pin9 10 of IC801 have PWM wave Change Q801 Q804 Q811 Q812 Replace IC801 Check the resonant wave of pin3 pin1 for T801 T802 Check the output of T801 T802 Check Q802 Q803 Check connecter lamp OK Change T801 T802 OK OK OK OK OK NG NG NG NG NG NG OK ...

Page 39: ...39 Connector Information The following figure shows the connector locations on the monitor Chapter 5 ...

Page 40: ...40 ...

Page 41: ...atever reasons a part number change is made it will not be noted in the printed Service Guide For ACER AUTHORIZED SERVICE PROVIDERS your Acer office may have a DIFFERENT part number code from those given in the FRU list of this printed Service Guide You MUST use the local FRU list provided by your regional Acer office to order FRU parts for repair and service of customer machines NOTE To scrap or ...

Page 42: ...42 Exploded Diagram Model P203W ...

Page 43: ...43 Part List Above picture show the description of the following component Item Picture Description 1 Base 2 shield 4 Panel ...

Page 44: ...44 5 Power Board 6 Main Board ...

Page 45: ...AD 1 2 C104 5pF 50V D117 BAV99 3 1 2 CMVCC D113 BAV99 3 1 2 R123 10K 1 16W R111 100R 1 16W D104 BAV99 3 1 2 D105 BAV70 3 1 2 DVI_HPD VGA_B R133 10R 1 16W ZD104 RLZ5 6B DDC_WP 2 DSUB_B 2 DSUB_5V R104 100R 1 16W Q101 NC R124 NC R121 4K7 1 16W K22W 1 ACER X P203W SERIES B 2 5 Tuesday July 17 2007 715G2698 1 AC 称称 2 0 INPUT G2698 1 X X 7 070717 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称称 T ...

Page 46: ... OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称称 T P V Top Victory Electronics Co Ltd Key Component 絬 隔 瓜絪 腹 RXE2 LVA1P R305 NC LVACKM PANEL_VCC C302 0 1uF 16V LVA0M C303 100uF 25V LVB2M RXEC Q302 AO3401 PB3 PB 0 9 2 RXEC C304 NC 1uF 16V 3 RXE3 R306 NC PA 0 9 PANEL_VCC RXO0 PA1 LVB2P RXE1 R303 NC RXE2 C305 NC LVB0P LVB1M RXO0 LVA2P PB 0 9 LVB1P LVA0P RXE0 LVA3P LVB1P PA5 PB1 RXO2 LVA0P PA 0...

Page 47: ... R403 10K 1 16W U702 2 3 1 OUTPUT INPUT ADJ GND C408 100uF 25V BKLT EN C403 100uF 25V K22W 1 ACER X P203W SERIES A 4 5 Tuesday July 17 2007 715G2698 1 AC 称称 4 0 POWER G2698 1 X X 7 070717 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称称 T P V Top Victory Electronics Co Ltd Key Component 絬 隔瓜 絪 腹 VCC3 3 DGND 1 2 3 BKLT EN Q403 2N3904S RTK PS VCC3 3 U701 AP1117E33LA 1 2 3 VSS VOUT VIN C405 0 1...

Page 48: ...Top Victory Electronics Co Ltd Key Component 絬 隔瓜絪腹 Q203 2N3906S RTK PS C216 0 1uF 16V R217 4K7 1 16W C204 0 1uF 16V VCC3 3 X201 14 318MHz 1 2 PB8 PB0 R223 10K 1 16W VCC3 3 C217 0 1uF 16V VDDC PB7 LVDS DSUB_R 1 R228 3 9K 1 1 16W R209 10K 1 16W WP LED_ORANGE PA 0 9 C221 22pF Near to Connect HDCP_CTRL 1 R232 10K 1 16W FB203 300OHM VDDP PANEL_VCC PA0 DDC_WP 1 R203 10K 1 16W R218 4K7 1 16W C219 0 1uF ...

Page 49: ... 1 2 ZD922 RLZ5 1B 1 2 C929 0 001uF DIM R931 8K2 1 8W L904 1 1uH R909 10R 1 4W C928 0 0012uF 5V 12V C939 1000uF 25V R916 4K7 1 8W C924 0 1uF 25V C905 120uF 450V 14V C908 22uF 50V R933 4K7 1 4W D916 LL4148WP C916 0 1uF R924 1K5 1 10W C917 680uF 25V R912 22K 1 1 8W ZD902 RLZ16B R923 1K 1 4W C901 0 001uF 250V R911 1K 1 8W R927 3 6K 1 1 10W R903 680K 1 4W C921 0 0047UF 400V BD901 KBP208G 2 1 3 4 IC901...

Page 50: ...DTC144WK C845 2 2uF 16V R824 1K 1 10W 1 Q801 PMBS3904 CN802 CONN 1 2 C840 1000pF R831 2 4K 1 1 10W ON OFF R861 390KΩ 1 1 10W D804 BAV99 3 1 2 R806 68K 1 1 10W R835 1M 1 10W 5 R837 47K 1 8W R809 1K 1 10W 1 CN804 CONN 1 2 C815 0 0022uF R821 1K 1 10W 1 R816 1K 1 10W 1 R826 1K 1 10W 1 R820 47K 1 10W R807 47K 1 10W R822 1K 1 10W 1 R854 68K 1 1 10W R833 10K 1 10W R815 1K 1 10W 1 F801 0R05 1 4W T801 POWE...

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