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BenQ G2200WE Product Service Manual Download Page 44

22

″

 LCD Color Monitor                                        BenQ G2200WE

 

44                                                                  

Main Board 

(1) No Power 

No power

 

Press power key and look if 

the picture is normal 

Please reinsert and make 

sure the DC of 12V is normal 

Reinsert or check 

the power section 

Check if X401 oscillate waveforms are normal 

Measure U201 Pin2=3.3V 

OK 

OK 

NG 

NG 

NG 

Replace U201 

Check U401 

Replace X401 

 

OK 

NG 

Check CN201 PIN3, 4 = 5V 

Check converter board 

NG 

OK 

Downloaded from ManualMonitor.com Manuals

Summary of Contents for G2200WE

Page 1: ...te 02 05 2010 Notice For RO to input specific Legal Requirement in specific NS regarding to responsibility and liability statements Please check BenQ s eSupport web site http esupport benq com to ensu...

Page 2: ...Related service information 8 5 Product Overview 9 5 1 Monitor Specifications 9 5 2 Packing 10 Level 1 Cosmetic Appearance Alignment Service 12 Visual Inspection Cleaning 12 Software Firmware Upgrade...

Page 3: ...ing Texas Instruments DMD Digital Micro mirror Device DRAM Dynamic RAM DVI Digital Visual Interface DVI D Digital Visual Interface digital DVI I Digital Visual Interface Integrated E EEPROM Electrical...

Page 4: ...en and Blue The primary color signals for TV By mixing levels of R G and B all colors Y C are ROM Read Only Memory S SDA Data signal on I 2 C bus SDRAM Synchronous DRAM SW Sub Woofer Software T THD To...

Page 5: ...time When repairing the circuit board please follow the requirement of RoHS and refer to the circuit diagram and repairing process that attached in the Service Manual The method of firmware updated t...

Page 6: ...ny parts please confirming the RoHS requirement before replace them 2 2 Safety Warning and Notice Installation 1 Do not use your monitor under any of the following environmental conditions Extremely h...

Page 7: ...ctric shock do not dissemble or repair the monitor 7 If a bad smell or an abnormal sound appears to come from the monitor contact your nearest BenQ service center for assistance immediately Cleaning 1...

Page 8: ...er is not in use This operating manual contains important information you require to start up and run your LCD monitor This specification defines the requirements for the 22 MICROPROCESSOR based Multi...

Page 9: ...odes within these parameters Display Colors 16 7M Colors Max Resolution 1680 x 1050 Plug Play VESA DDC2BTM EPA ENERGY STAR ON Mode 45W saving mode 1 Watt 120 V 2 Watt 240 V Input Connector 15 pin D Su...

Page 10: ...200WE 10 5 2 Packing When packing the monitor into the carton please follow the pictures as below 1 Using the EPE bag to pack the monitor without base 2 Using the EPS to pack the monitor Downloaded fr...

Page 11: ...or Monitor BenQ G2200WE 11 3 Putting the base user manual DVI D cable and power cord in the position as the picture shows below Base DVI D cable User manual Power cord Downloaded from ManualMonitor co...

Page 12: ...tallation unless proper ventilation is provided Never push objects or spill liquid of any kind into this product Software Firmware Upgrade Process Hardware Requirement 1 ISP board 715GT034 D for BenQ...

Page 13: ...oftware Realtek_ISP_Tool 3Bank For BenQ ver4 3 exe and then click RTD 2122 ISP Note The process of the ISP writing takes G2020HD for example 3 Click Main1 64k and choose the file BenQ G2020HD 2545LH _...

Page 14: ...14 4 Click Open it will show the below picture 5 Click Main2 64 128K and choose the file BenQ G2020HD 2545LH _SEC H01 6 Click 128 160 and choose the file BenQ G2020HD 2545LH _SEC_EXTEND hex Downloade...

Page 15: ...22 LCD Color Monitor BenQ G2200WE 15 7 Click if it is successful it will show the below pictures Downloaded from ManualMonitor com Manuals...

Page 16: ...ey is also the hot key for Input OSD On Screen Display The hot keys will display a graduated scale for adjusting the value of that setting and will only operate while the OSD menu is not currently dis...

Page 17: ...ted to your monitor The setting will take effect immediately Main Menu Mode You can use the OSD On Screen Display menu to adjust all the settings on your monitor Press the MENU key to display the foll...

Page 18: ...When you connect a digital video output using a digital DVI cable to your monitor the AUTO key and the Auto Adjustment function will be disabled Press the ENTER key to select this option and make adj...

Page 19: ...color Press or keys to select this option Bluish Applies a cool tint to the image and is factory pre set to the PC industry standard white color Reddish Applies a warm tint to the image and is factory...

Page 20: ...esentation with the peripheral devices such as printers DSCs etc ECO for saving electricity with low power consumption by providing minimum brightness for all running programs Press or keys to change...

Page 21: ...nput Use this to change the input to that appropriate to your video cable connection type Analog only models do not have the Input function Press or keys to change the setting DVI D sub VGA OSD Settin...

Page 22: ...natively you may use or keys to select NO in the OSD Lock submenu from the OSD Settings menu and all OSD controls will be accessible YES NO Press MENU to leave the OSD Settings menu DDC CI Allows the...

Page 23: ...7 500 VESA 1360 x 768 47 7 60 01 85 5 VESA 1440 x 900 55 94 59 89 106 500 CVT1 30MA 1440 x 900 55 94 59 89 88 75 1440 x 900 70 6 75 136 75 1660 x 1000 61 684 60 00 108 50 CVT1 60MA R 1600 x 1200 75 00...

Page 24: ...ame as normal OSD define 6 The timer can only reset at the service mode by Timer Reset Timer Reset moves to SI factory Area And need to have a warning message to double confirm the reset function The...

Page 25: ...asp for the latest information Item Part NO Description QTY Unit 1 A34G0639ADPA1B0130 BEZEL L22W 7BENQ 1 PCS 2 Q23G3178881 2A LOGO FOR 22 1 PCS 3 A33G0249BAAA1C0100 POWER BUTTON 1 PCS 4 A33G0250ADQ 1...

Page 26: ...12G6600 8 PORON FOOT 1 27 Q12G6600 17 PORON FOOT 1 SCREW Item Part NO Description QTY Unit 9 0M1G1730 6120 MAIN BOARD MAINFRAME 2 PCS 11 0M1G1730 6120 POWER BOARD MAINFRAME 4 PCS 13 0M1G 130 5120 PANE...

Page 27: ...22 LCD Color Monitor BenQ G2200WE 27 Six Angles View Downloaded from ManualMonitor com Manuals...

Page 28: ...Fig1 Place the monitor face down on a smooth surface as Fig 1 Be careful to avoid scratch and injury during the uninstall Fig1 2 Remove the STAND BASE ASS Y Remove the two screws in red to remove the...

Page 29: ...ttention to when remove the rear cover Use plastic putty knife to release the 5 hooks on the bottom 8 hooks on the top 4 hooks on the left 4 hooks on the right and remove the only one screw in red as...

Page 30: ...G2200WE 30 4 Remove the Panel Remove the 4 screws on the side of main frame first and then disconnect the Lamp Connections and LVDS Cable connection FFC CABLE Lamp Connection SCREWS Downloaded from M...

Page 31: ...5 Remove the Main Board and Power Board Remove the screws in red and disconnect the all connections at last you can get the Main Board and Power Board as follow FFC CABLE POWER BOARD MAIN BOARD Downl...

Page 32: ...CN101 RGB H V sync DSUB_SCL DSUB_SDA Panel Interface CN601 Key Control Interface CN202 Crystal 24MHz X401 Scalar IC RTD2545LH GR U501 Flash ROM AS431AN E1 U402 DVI D Connector CN102 RXN P RXCN P DVI_...

Page 33: ...01 Over Voltage Protect 5V Rectifier and Filter ON OFF Control PWM Control IC 801 Feedback Circuit Output Circuit DC Convert Circuit MOSFET Q805 Q806 Lamp ON OFF DIM Control Feedback Circuit 12V Start...

Page 34: ...MVCC C201 0 1uF 16V VCC3 MVCC Mute C209 0 1uF 16V KEY1 C203 100UF25V ZD201 RLZ5 6B 1 2 U201 AP1117E33LA 1 2 3 VSS VOUT VIN CN201 CONN 1 2 3 4 5 6 7 8 9 1 0 C 3 7 Monday December 28 2009 715G2507 2 K 3...

Page 35: ...15 10 17 16 CMVCC D308 BAV99 3 1 2 RX0N 5 VGA_B RX2P 5 RTD_B 5 C302 33pF 1 0 C 4 7 Monday December 28 2009 715G2507 2 K 4 INPUT OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME T P V Top Victory E...

Page 36: ...X 16 091228 DVI_5V D403 LL4148 CRYSTAR_OUT 5 R409 NC R453 1K 1 16W R407 NC R441 100R 1 16W D401 NC 1 3 2 R443 4K7 1 16W DDC1_SCL POWER_KEY C412 1uF 10V R444 4K7 1 16W C411 10pF KEY1 C402 NC R401 3 9K...

Page 37: ...XT V2 RX1P V3 RX1N V4 RX0P V5 RX0N V6 RXCP V7 RXCN AVS AHS ADC_GND B B G G R R ADC_VDD BJT_B VCCK PGND TXE3 TXE3 TXE2 TXE2 TXO1 TXO1 TXO2 TXO2 TXOC TXOC TXO3 TXO3 TXE0 TXE0 TXE1 TXE1 V0 RX2N VCLK RX2P...

Page 38: ...X 16 091228 LVDS_O6 LVDS Panel FFC Type RXO2 RXO3 RXE0 CN601 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 1 RXO1 R604 47K 1 16W LVDS_E2 LVDS_E4 PANEL_VCC RXO2 LVDS_...

Page 39: ...8052431FY L904 1 1uH 73G 253191 L 12V F901 FUSE FB902 BEAD 71G 55 29 1 2 1 0 A3 1 3 Tuesday January 12 2010 715G2639 3 2 01 COVER G2639 3 2 X 3 100112 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NA...

Page 40: ...5623 OPT4 T802 POWER X FMR 1 4 8 3 7 9 6 2 5 OPT2 D814 NC C802 1uF 25V 65G0805105 22 R837 10 OHM 5 1 4W 61G1206100 C834 15pF 6KV 65G 6J1506ET ZD801 RLZ5 6B 93G 39S 24 T 1 2 R854 100K 1 8W D802 BAV99 9...

Page 41: ...0 001uF LBADC2 SGND GND ZD004 NC LED_RED SGND R006 1 8K 1 1 0 W SW005 SW 1 2 SGND SW001 SW 1 2 SGND SW004 SW 1 2 SGND LED001 LED 1 3 2 ZD003 NC R005 3K 1 1 0 W ZD005 NC ZD001 NC MENU POWER RIGHT C007...

Page 42: ...Clean the LCD screen Cycle power on off These pixels are permanently on or off and that is a natural defect occurs in LCD technology The image has a faulty coloration It has a yellow blue or pink app...

Page 43: ...ted Images from different input sources may appear distorted or stretched on the monitor running at its native resolution To have the optimal display performance of each type of input sources you can...

Page 44: ...rmal Please reinsert and make sure the DC of 12V is normal Reinsert or check the power section Check if X401 oscillate waveforms are normal Measure U201 Pin2 3 3V OK OK NG NG NG Replace U201 Check U40...

Page 45: ...X401 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 NG OK NG Check U401 Replace U401 Measure U201 Pin2 3 3...

Page 46: ...level X401 oscillate waveform is normal Check Correspondent component Replace Panel Check Correspondent component OK OK Replace X401 NG NG NG NG Check reset circuit of U401 i l OK Check Q602 is broke...

Page 47: ...circuit and F901 circuit Check start voltage for the pin5 of IC901 Check R905 R906 R907 Change IC901 NG Check the auxiliary voltage is bigger than 10V and smaller than 20V 1 Check IC901 2 Check R909 D...

Page 48: ...ignal Check Interface board or main board NG OK Check IC801 PIN4 5V NG OK Change ON OFF circuit Check IC801 PIN1 PWM wave NG OK Check IC801 Check Q805 Q806 Drain wave NG Check the output of T801 Chang...

Page 49: ...s unstable or not working Is Key Pad Board connecting normally Connect Key Pad Board Is Button Switch normally Replace Button Switch Y N N Is Key Pad Board normally Replace Key Pad Board Y N Y Check M...

Page 50: ...22 LCD Color Monitor BenQ G2200WE 50 PCB LAYOUT Main Board Downloaded from ManualMonitor com Manuals...

Page 51: ...22 LCD Color Monitor BenQ G2200WE 51 Downloaded from ManualMonitor com Manuals...

Page 52: ...22 LCD Color Monitor BenQ G2200WE 52 Power Board Downloaded from ManualMonitor com Manuals...

Page 53: ...22 LCD Color Monitor BenQ G2200WE 53 Downloaded from ManualMonitor com Manuals...

Page 54: ...22 LCD Color Monitor BenQ G2200WE 54 Key Board Downloaded from ManualMonitor com Manuals...

Page 55: ...kgf cm 0M1G1730 6120 M3 6 POWER BOARD MAINFRAME 4 6 1kgf cm 0M1G 130 5120 M3 5 PANEL MAINFRAME 4 3 0 5kgf cm AM1G1740 10 47 CR3 M4 10 REARCOVER HINGE MAINFRAME 2 6 1kgf cm 0M1G 130 5 47 CR3 M3 5 REARC...

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