HannStar Display HG171A, Service Manual

Page 1: ...9 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permissio...

Page 2: ...written permission of HannStar Corporation Disclaimer HannStar makes no representations or warranties either expressed or implied with respect to the contents hereof and specifically disclaims any wa...

Page 3: ...part without written permission of HannStar Display Corporation TABLE OF CONTENTS 1 Dimensions 4 2 Precautions and Safety Notice 6 3 Monitor Specification 7 4 LCD Monitor Description 8 5 Operation In...

Page 4: ...Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without...

Page 5: ...ent No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part wi...

Page 6: ...reafter throughout this manual AOC Company will be referred to as AOC WARNING Use of substitute replacement parts which do not have the same specified safety characteristics may create shock fire or o...

Page 7: ...ument No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part...

Page 8: ...LCD Monitor Description Assembly Description The LCD MONITOR will contain a main board a power board and a key board which house the flat panel control logic brightness control logic and DDC The power...

Page 9: ...written permission of HannStar Display Corporation 5 Operating Instructions 5 1 General Instructions Press the power button to turn the monitor on or off The control buttons are located in the front o...

Page 10: ...when using VGA input only The auto adjustment function is used to optimize the horizontal position vertical position clock and phase NOTES Do not install the monitor in a location near heat sources su...

Page 11: ...ument No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part...

Page 12: ...No 12 65 Document No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whol...

Page 13: ...No 13 65 Document No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whol...

Page 14: ...on 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written...

Page 15: ...nt No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part wit...

Page 16: ...matrix thin film transistor TFT liquid crystal display LCD that uses amorphous silicon TFT as a switching device This model is composed of a TFT LCD panel a driving circuit and a back light system Thi...

Page 17: ...Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 2 Backlight Unit 6 3 4 Optical Characteristics Me...

Page 18: ...rty of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 7 Mechanical Instructions Step Fi...

Page 19: ...is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation Remove the...

Page 20: ...9 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permis...

Page 21: ...tained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display...

Page 22: ...he power key pressed 6 Clear all global flags 7 Are the AUTO and SELECT keys pressed 8 Enter factory mode 9 Save the power key status into EPROM Turn on the LED and set it to green color Scalar initia...

Page 23: ...clusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 8 2 Electrical Block...

Page 24: ...all not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 8 2 2 Power Inverter Board DIM DIM EMI filter Start Circuit R904 R932 R933...

Page 25: ...disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 8 3 Mechanical Block Diagram 8 3 1 Assembly Block Main Board 1 Screw 1 Power Board Sc...

Page 26: ...tion It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 8 3 1 Disassembly Block HG171A LCD Monitor Assy Base 1 Assy Stan...

Page 27: ...SUM16FWR SCHEMATIC 05 Power on_BACKLIGHT Adj_BACKLIGHT VCC1 8 CMVCC VCC3 3 Mute Volume PANEL_ID DSUB_5V CMVCC1 VCTRL ESD_VCC CMVCC1 VCC3 3 ESD_VCC XGA SXGA VCC3 3 02 Input DSUB_R DSUB_G DSUB_B DSUB_V...

Page 28: ...120 10K 1 16W 5 VGA_R VGA_PLUG DSUB_G 5 VGA_B DSUB_SDA C108 5pF 50V R114 100R 1 16W 5 R104 100R 1 16W 5 DSUB_5V ESD_VCC VGA_R C111 5pF 50V C114 NC VGA_B VCC3 3 VGA_R DSUB_SCL C101 0 047uF C104 5pF 50V...

Page 29: ...LIGHT 5 Q406 2N3904S RTK PS C422 0 1uF 16V CMVCC1 VCC3 3 on_BACKLIGHT 5 FB403 NC C423 100UF25V R439 10K 1 16W 5 R449 NC Volume 5 CMVCC1 5 BKLT EN BKLT VBRI CN404 CONN 1 2 3 4 5 6 7 8 9 Q410 KN2907AS R...

Page 30: ...404 10K 1 16W 5 R406 6K8 1 16W 5 AVDD PB4 KEY1 DDC1_SCL 3 KEY_RIGHT PB2 Volume 7 LVDS PA 4 9 5 PA6 CMVCC C401 0 1uF 16V MSCL C412 22pF DET_CABLE 4 PA9 PA 4 9 X401 14 31818MHz 1 2 PB8 C413 0 1uF 16V C4...

Page 31: ...7 Monday July 21 2008 715G2904 1D 04 Output G2904 1D 2 X 4 080728 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME T P V Top Victory Electronics Co Ltd Key Component PB6 PA7 C421 100UF25V PANEL_VCC...

Page 32: ...65 Document No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or i...

Page 33: ...No 33 33 65 Document No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in wh...

Page 34: ...No 34 34 65 Document No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in wh...

Page 35: ...ument No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part...

Page 36: ...No 36 36 65 Document No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in wh...

Page 37: ...No 37 37 65 Document No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in wh...

Page 38: ...65 Document No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in...

Page 39: ...No 39 39 65 Document No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in wh...

Page 40: ...65 Document No Revision 08 09 09 The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or i...

Page 41: ...lity 11 1 Equipments and Tools Requirement 1 Voltmeter 2 Oscilloscope 3 Pattern Generator 4 DDC Tool with Compatible Computer 5 Alignment Tool 6 LCD Color Analyzer 7 Service Manual 8 User Manual 11 2...

Page 42: ...part without written permission of HannStar Display Corporation No picture LED orange No picture The button if under control X401 oscillate waveform is normal Replace U401 Replace X401 Measure U404 PI...

Page 43: ...all not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation White screen White screen Measure Q404 base is low level X401 oscillate wa...

Page 44: ...splay Corporation 11 2 2 Power Board 1 No power Check CN902 pin3 4 5V Check AC line volt 110V or 220V Check AC input Check the voltage of C907 Check bridge rectified circuit and F901 circuit Check sta...

Page 45: ...distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 2 No Backlight Check F801 12V NG OK Check adapter or MB Check ON OFF signal Check Interface boa...

Page 46: ...nnStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 11 2 3 Key Board OSD is unstable or not wo...

Page 47: ...does not need to be re programmed Additional information about DDC Display Data Channel may be obtained from Video Electronics Standards Association VESA Extended Display Identification Data EDID inf...

Page 48: ...The information contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission...

Page 49: ...ion contained in this document is the exclusive property of HannStar Display Corporation It shall not be disclosed distributed or reproduced in whole or in part without written permission of HannStar...

Page 50: ...The way of digital DDC write is the same as analog DDC write HG171A EDID 128 bytes EDID Data Hex 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 0 00 FF FF FF FF FF FF 00 22 64 D1 1B sn sn sn sn 16 ww...

Page 51: ...cture Version Revision x Basic Display Parameters Features Video i p definition Analog Signal Level Standard 0 700V 0 300V 0 700Vpp Setup Blank to Black not expected Separate Sync Support Yes Composit...

Page 52: ...68 60Hz VESA 1024x768 70Hz VESA 1024x768 75Hz VESA 1280x1024 75Hz VESA Established Timings 3 80 1152x870 75Hz Apple Mac II x Established Timings x Standard Timing Identification 1280x1024 60 1280x720...

Page 53: ...Contrast ZHAN to 50 Adjust the Brightness to 80 5 Gain adjustment Move cursor to F and press MENU key A Adjust 9300 color temperature 1 Switch the Chroma 7120 to RGB Mode with press MODE button 2 Swi...

Page 54: ...ODE button 2 Switch the MEM channel to Channel 9 with up or down arrow on chroma 7120 3 The LCD indicator on chroma 7120 will show x 333 28 y 348 28 Y 220cd 4 Adjust the RED of color 3 on factory wind...

Page 55: ...distributed or reproduced in whole or in part without written permission of HannStar Display Corporation 14 Monitor Exploded View Item Description Item Description 1 POWER LENS 14 HINGE 2 BEZEL 15 STA...

Page 56: ...2nd source E08902 089G 725HAA DB D SUB CABLE E08907 089G179J30N504 ffc cable E08907 089G179J30N504 ffc cable 2nd source E08901 089G404A18N IS POWER CORD 32E1818018 E08901 089G404A18N YH POWER CORD 32E...

Page 57: ...T1G SOT 23 BY LRC Q406 057G 417518 LMBT3904LT1G SOT 23 BY LRC Q401 057G 763 1 A03401 SOT23 BY AOS A1 Q405 057G 763 1 A03401 SOT23 BY AOS A1 R456 061G0402000 RST CHIPR 0 OHM 5 1 16W R402 061G0402000 RS...

Page 58: ...106 061G0402222 RST CHIPR 2 2 KOHM 5 1 16W R459 061G0402303 RST CHIPR 30 KOHM 5 1 16W R109 061G0402390 0F RST CHIP 390R 1 16W 1 R403 061G0402390 0F RST CHIP 390R 1 16W 1 R427 061G0402392 RST CHIP 3 9K...

Page 59: ...12 CHIP 0 047uF 16V X7R C111 065G0402509 31 CHIP 5pF 50V NPO C104 065G0402509 31 CHIP 5pF 50V NPO C108 065G0402509 31 CHIP 5pF 50V NPO FB402 071G 56K121 M CHIP BEAD FB401 071G 56V301 B CHIP BEAD FCM2...

Page 60: ...2nd source CN801 033G8020 2D U WAFER 2nd source CN801 033G8020 2E F CONNECTOR CN802 033G8020 2E F CONNECTOR IC903 056G 139 3A IC PC123Y22FZ0F NR901 061G 58080 WT 8 OHM NCT C903 063G107K474 US 0 47UF 1...

Page 61: ...PMBS3904 PHILIPS SMT 04 Q804 057G 417 6 PMBS3906 PHILIPS SMT 06 Q812 057G 417 6 PMBS3906 PHILIPS SMT 06 Q809 057G 759 2 RK7002 Q810 057G 759 2 RK7002 Q808 057G 760 4B PDTA144WK SOT346 Q805 057G 760 5B...

Page 62: ...9 061G0805220 RST CHIPR 22 OHM 5 1 8W R825 061G0805220 RST CHIPR 22 OHM 5 1 8W R839 061G0805220 RST CHIPR 22 OHM 5 1 8W R850 061G0805220 RST CHIPR 22 OHM 5 1 8W R837 061G0805473 RST CHIPR 47K OHM 5 1...

Page 63: ...50V NPO C838 065G0805102 31 CAP CHIP 0805 1000PF J 50V NPO C928 065G0805103 32 CAP CHIP 0805 10NF K 50V X7R C930 065G0805104 32 CAP CHIP 0805 0 1uF K 50V X7R C924 065G0805104 32 CAP CHIP 0805 0 1uF K...

Page 64: ...105 22UF M 50V KINGNICHI FB801 071G 55 9 T FERRITE BEAD FB901 071G 55 29 FERRITE BEAD F901 084G 55 7W FUSE 3 15A 250V Wickmann F903 084G 56 4W FUSE 4 0A 250V D900 093G 6026T52T RECTIFIER DIODE FR107 D...

Page 65: ...HA HR 6P PH 300mm 2nd source E09502 095G8014 6XH39 HARNESS 6P A1253HA HR 6P PH 300mm E750 750GLH70GWB12M000R PANEL HSD170MGW1 B00 NJ HSD E750 750GLH70GWB1WM000R PANEL HSD170MGW1 B00 WH HSD 2nd source...