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ViewSonic VG511s, Руководство по обслуживанию

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ViewSonic VG511s Скачать руководство пользователя страница 16

 
 

12V ok ?

5V ok ?

No

Yes

Adapter ok 

Yes

MCU 3.3V bad

M12V to 
GND

 

Change adapter

 

Remove adapter 
Measure adapter only

 

Yes

3.3V/2.5V 

ok ?

Yes

No 

+12V->5V 
regulator CKT no 
work

 

Yes 

3.3V/2.5V short 
to GND

 

+5V short to 
GND or 3.3V

 

5V ok ? 

No

Remove  

L11/L15/L16/L25

 

Use multi-meter to measure
& turn on system 

 
 
 
 
 
 
 
 
 
 

No 

 
 
 
 
 
 

PC 5V/DC 3.3V 
CKT not correct

 
 
 
 
 
 
 
 
 
 

 
 
 
 

 

   

NO POWER 

D

 

 

 

13

ViewSonic 

Corporation 

Co

nfidential

 

- 

Do 

Not 

Copy

 

 

 

 

VG511s

 

 

 

 

VG512s

Содержание VG511s

Страница 1: ...Model No VLCDS27955 3W 4W 15 Color TFT LCD Display Service Manual ViewSonic VG511s VG512s ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 VG511s VG512s_SM_742 Rev 1a Apr 2004 ...

Страница 2: ...of and specifically disclaims any warranty of merchantability or fitness for any particular purpose Further ViewSonic reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of ViewSonic to notify any person of such revision or changes Trademarks ViewSonic is a registered trademark of ViewSonic Corporation All other trademarks u...

Страница 3: ...rouble Shooting Flow Chart 9 Block Diagram 10 Schematic Diagrams 7 Recommended Spare Parts List 1 Precautions and Safety Notices 5 Adjusting Procedure 8 Exploded Diagram And Spare Parts List 11 PCB Layout Diagrams 1 2 5 7 8 9 14 22 24 25 32 ii ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 4: ...n slots and openings with objects or install the display in a place where ventilation may be hindered Do not install this display near a motor or transformer where strong magnetism is generated Images on the display will become distorted and the color irregular Do not allow metal pieces or objects of any kind fall into the display from ventilation holes Slots and openings in the cabinet and the ba...

Страница 5: ...t 20 5 Contrast ratio 450 1 typ 300 1 min Brightness 250 cd m2 typ 200 cd m2 min Response time 16ms typ tr tf 23ms max tr tf Active display area 304 1 mm H x228 1mm V AC DC adapter Input AC 100 240V 50 60 Hz Output 12 V DC Input signal Video Analog 0 7 Vp p 75 ohms Sync TTL Level Positive Negative Separate Sync Input connector 15 Pin D Sub Power management yes Dimensions WxHxD 34 6 cm x 35 5 cm x ...

Страница 6: ...53 7kHz 12 832 x 624 75Hz 49 7kHz 13 1024 x 768 60Hz 48 4kHz 14 1024 x 768 70Hz 56 5kHz 15 1024 x 768 72Hz 58 1kHz 16 1024 x 768 75Hz 60 0kHz 2 3 D SUB CONNECTOR This section describes the pin assignment of the LCD s video connector Pin NO Signal Connector 1 Red Video Signal 2 Green Video Signal 3 Blue Video Signal 4 N C 5 Ground 6 Ground 7 Ground 8 Ground 9 5V 10 Ground 11 N C 12 DDC data 13 Hori...

Страница 7: ...d 5 Reserved No connection 6 DDC CLK DDC2B Clock 7 DDC DAT DDC2B Data 8 Reserved 8 Reserved No connection 9 RX1 TMDS negative differential input channel 1 10 RX1 TMDS positive differential input channel 1 11 GND Logic Ground 12 Reserved 12 Reserved No connection 13 Reserved 13 Reserved No connection 14 VCCX Power 15 GND Logic Ground 16 SENS SENSE Pin Pull High 17 RX0 TMDS negative differential inp...

Страница 8: ...3 1 Location of Controls 3 Front Panel Function Control Description 5 ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 9: ...ss two buttons 1 DOWN simultaneously for 10 seconds 11 ALL RESET First power off the monitor un plug the AC cord then press 2 key at the same time and plug 12 FACTORY MODE First power off the monitor un plug the AC cord and be sure the signal cable is connected D sub connected then press key at the same time and plug the AC cord 13 RUN IN MODE First power off the monitor up plug the AC cord and be...

Страница 10: ...ternal ADC PLL The MST9030A has robust handling of a wide variety of TFT LCD panels and strong support of standard or non standard input timings Integrated high speed triple 8 bit ADC PLL support up to 140MHz for XGA 75Hz Advanced image processing with proprietary non linear parametric cubic based scaling engineSupport dual interface with an integrated ADC PLL Robust auto configuration for input m...

Страница 11: ... un plug the AC cord and be sure the signal cable is connected D sub connected then press 2 key at the same time and plug the AC cord to factory 5 Adjusting Procedure 8 ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 12: ...easure at Scaler side Check Inverter Orange Check Scaler OK 1 Scaler no power 2 Scaler changed no OSC Green Orange Check DC power 12V 5V 3 3V 2 5V MCU 5V Check MCU crystal Check MCU or Reprogram MCU B Off On No Yes A Picture visible Use Analog Native mode Window Pattern START 6 Trouble Shooting Flow Chart 9 ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 13: ...f mode error 2 H V sync input tolerance too big Absent of H V sync of scaler O P or short CKT No Yes No No OSD distorted Yes Yes No Backlight off after one second No Yes Picture normal then panel burn No 1 DC power source no enough 2 Backlight wire short CKT 3 Inverter shut down Panel power abnormal Yes Scaler O P CKT not assembled ok A 10 ViewSonic Corporation Confidential Do Not Copy VG511s VG51...

Страница 14: ...s Check 4 corner are shorted or not Change socket Be carefully when using probe to measure No MCU bad If input over MCU 5 0 25V Yes No Not allowed No Check if socket pin bend Check if MCU pin short or bend Yes Reflow A pulse to 4 75V Check if O P short to GND No pulse Yes Yes Yes Re programming MCU not programmed B Yes 11 ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 15: ...re than one color Use 32 or 64 gray scale Use 256 gray scale with R G B white Shadowing Yes No 1 VGA cable quality bad 2 Power 3 3V 2 5V have big noise Noisy Measure R G B input use block pattern Check VGA cable 1 Too long 2 Quality no good C Picture Abnormal but Stable size correct 12 ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 16: ...ure adapter only Yes 3 3V 2 5V ok Yes No 12V 5V regulator CKT no work Yes 3 3V 2 5V short to GND 5V short to GND or 3 3V 5V ok No Remove L11 L15 L16 L25 Use multi meter to measure turn on system No PC 5V DC 3 3V CKT not correct NO POWER D 13 ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 17: ...FILE DEVICE A CD VG511S DDSKC0045D8 INF FILE DEVICE 27 USER S MANUAL A UG 0107 0518 TINSE3076D8 USER S MANUAL 28 SIGNAL CABLE A VC 0101 0271 QCODS1584D8D SIGNAL CABLE 29 AUDIO CABLE A AU 0120 0034 QCODK0030D8D AUDIO CABLE 30 POWER CORD A PC 0106 0180 QACC 1126D8D POWER CORD 31 POWER CORD A PC 0106 0181 QACC 1228T8D F POWER CORD EU 1 8M BLACK 32 PACKING M MS 0808 9120 SPAKA6557D8 PACKING 33 CARTON ...

Страница 18: ...12V 3 3A 26 INF FILE DEVICE A CD VG512S DDSKC0046D8 INF FILE DEVICE 27 USER S MANUAL A UG 0107 0519 TINSE3089D8 USER S MANUAL 28 SIGNAL CABLE A VC 0101 0271 QCODS1584D8D SIGNAL CABLE 29 AUDIO CABLE A AU 0120 0034 QCODK0030D8D AUDIO CABLE 30 POWER CORD A PC 0106 0180 QACC 1126D8D POWER CORD 31 POWER CORD A PC 0106 0181 QACC 1228T8D F POWER CORD EU 1 8M BLACK 32 PACKING M MS 0808 9120 SPAKA6557D8 PA...

Страница 19: ...638D8 CUSHION FOR CAB B CUSHION FOR CAB B 1 39 A AD 0114 0212 RUNTP5579D8 AC ADAPTOR VSC 12V 3 3A AC ADAPTOR VSC 12V 3 3A 1 40 N A TLAB 5532D8 MODEL LABEL MODEL LABEL 1 41 A UG 0107 0518 TINSE3076D8 USER S MANUAL USER S MANUAL 1 42 A CD VG511S DDSKC0045D8 INF FILE DEVICE INF FILE DEVICE 1 43 A VC 0101 0271 QCODS1584D8D SIGNAL CABLE SIGNAL CABLE 1 44 A PC 0106 0180 QACC 1126D8D AC POWER CORD AC POW...

Страница 20: ...CNCP2106D8 CONNECTOR 30PIN CON6 30 PIN 1 19 N A QCNCD1161T8 CONNECTOR DVI CN4 CON DVI 1 20 M FC 0809 0797 QCNCP2107D8 CONNECTOR 45PIN CN5 CON 45 PIN 1 21 N A VST2N3904 A TRANSISTOR NPN Q10 Q11 Q3 Q4 Q5 Q6 Q9 7 22 N A VST2N3906 A TRANSISTOR NPN Q7 Q8 2 23 N A VSDSK24 A SCHOTTKY DIODE D1 1 24 N A VSDAN202UT106 A DIODE D20 D21 2 25 N A VSDBAV99 A DIODE 75V 4NS 250mW D15 D16 D17 D26 D27 D28 D29 D30 D3...

Страница 21: ...A C 100UF 20 50V C11 C37 C45 C46 C47 5 62 N A VCEATU1CH107M P C 100UF 100 0 50V C119 C120 2 63 N A VCICHN1HH181J A C 180PF 5 50V C32 1 64 N A VCIRHN1EH473K A C 047F 10 50V C67 C69 C70 C73 C74 C76 6 65 N A VCEABN1CX476M A C 47UF 20 50V C41 C42 C43 C44 C52 C55 6 66 N A VCLFHN1CG105Z A C 1UF 80 20 50V C113 C121 C53 C95 C96 5 67 N A VCLFHN1HG104Z A C 0 1UF 80 20 50V C10 C106 C108 C11A C12 C122 C14 C15...

Страница 22: ...NBP2358D8F KNOB KNOB 1 1 PL PS 0715 0978 GSTN 2916D8F BASE BASE 1 9 N A XBSSE30P06000 SCREW FOR HINGE 4 FOR BASE METAL 4 8 22 N A XEBSB30P14000 CAB B CAB A CAB B CAB A 2 23 N A XBPSB40P10JS0 HINGE SUPPORT WITH MAIN METAL 4 HINGE SUPPORT WITH MAIN METAL 4 4 24 N A LX BZ1721D8 SCREW FOR CAB B WITH PANEL 4 4 25 N A LX BZ1726D8 SCREW PANEL WITH MAIN METAL 4 26 N A LX BZ1724D8 SCREW MAIN METAL WITH CAB...

Страница 23: ...3T8DT POWER JACK JP2 DC POWER JACK 1 7 N A VCNCP0904REJST CONNECTOR 4PIN JP2A SPEAKER CON 1 8 N A VCNCP0905REJST CONNECTOR 5PIN CON1 INVERTER CON 1 9 N A VCNCP090BREJST CONNECTOR 11PIN CON3 1 10 N A QCNCD1173T8 VGA CONNECTOR J2 DB 15 1 12 N A PRDA 1271D8 RADIATOR FOR U5 HEAT SINK FOR U5 1 14 N A QPWB 5574T8 I F BOARD I F BOARD 1 19 N A QCNCD1161T8 CONNECTOR DVI CN4 CON DVI 1 21 N A VST2N3904 A TRA...

Страница 24: ...61 N A VCEABN1CX107M A C 100UF 20 50V C11 C37 C45 C46 C47 5 62 N A VCEATU1CH107M P C 100UF 100 0 50V C119 C120 2 63 N A VCICHN1HH181J A C 180PF 5 50V C32 1 64 N A VCIRHN1EH473K A C 047F 10 50V C67 C69 C70 C73 C74 C76 6 65 N A VCEABN1CX476M A C 47UF 20 50V C41 C42 C43 C44 C52 C55 6 66 N A VCLFHN1CG105Z A C 1UF 80 20 50V C113 C121 C53 C95 C96 5 67 N A VCLFHN1HG104Z A C 0 1UF 80 20 50V C10 C106 C108 ...

Страница 25: ...15 0978 GSTN 2916D8F BASE 1 19 M BK 0805 0032 LANGF2132D8 BASE METAL 1 20 M LCD 0826 0214 VVLM150XN05 SHARP PANEL 15 1 21 M MS 0808 9117 PGUM 1124D8 VESA GUM 1 Item ViewSonic P N Ref P N Location Q ty 1 M MS 0808 9118 HBDGE1389D8 VIEWSONIC TEXT LOGO 1 2 C FP 0301 0970 GCABA2331D8FT B CAB A 1 3 E SK 0412 0091 RSPKCL032D88FG SPEAKER 1 4 M MS 0808 9115 HDECP1987D8F LENS 1 5 PL NB 0707 1072 JKNBP2358D...

Страница 26: ...23 ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 27: ...A D ADAPTOR 12V 15 LCD PANEL 3 3V 2 5V 5V SW BOARD DPWBN5570T8 CON1 SCALER INVERTER RUNTP5475T8 B CON1 C O N U8 EEPROM 24C16 X1 OSC 12MHz JP6 QCNWS0905 8028 CON2 CON3 QCODS1695T8 CN2 TO PANEL J1 DB15 COMPUTER GRAPHICS X2 OSC 12MHz DDC U5 EEPROM 24C21 QCNWS0906 8026A 9 Block Diagram 24 ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 28: ... 7 8 9 12 13 14 15 122 123 124 125 128 1 4 5 90 91 120 121 29 28 30 31 51 60 96 97 26 27 118 119 62 58 2 79 78 77 76 75 74 73 72 71 RIN0 GIN0 SOGIN0 BIN0 GIN0M BIN0M HSYNC0 VSYNC0 R R G G B B CK CK REXT REFP CS SDA SCL HWRESETZ INT PWM0 PWM1 RA0 RA1 AVDD AVDD_MPLL AVDD_DVI BYPASS VDDP VDDP VDDP VDDP VDDP VDDP VDDP VDDC VDDC VDDC VDDC AVSS_DVI AVSS AVSS_MPLL AVSS_PLL AVSS_DVI GNDP GNDP GNDP GNDP GN...

Страница 29: ...16v 1 2 R21 2K Q2 NC 2 1 3 R14 10K C B E C30 1000p L8 BEAD 1812 L12 NC 1206 Q3 2N3904 1 3 2 C41 47u 16V 1 2 C50 470u 16v 1 2 L18 BEAD DIP C39 470u 16V 1 2 C31 0 1u C54 10u 16V 1 2 C38 470u 16v 1 2 Q6 2N3904 2 1 3 U4 AC1501 50 1 3 5 2 4 VIN GND ON OFF OUTPUT FEEDBACK L19 BEAD 1812 C32 180p 1 1 C43 47u 16V 1 2 R26 4 7K R23 4 7K R25 4 7K R13 24K R9 0 OHM R27 NC C51 0 1U 1 1 R17 1K 1 1 R11 NC Q5 2N390...

Страница 30: ...2 1 R61 4K7 R40 4K7 R65 4K7 C58 22pF D10 5 6V 2 1 CON3 1 2 3 4 5 6 7 8 9 10 11 R153 0 NC U7 24LC16 DIP 1 2 3 4 5 6 7 8 A0 A1 A2 GND SDA SCL WP VCC R66 4K7 R47 820 R60 100 C66 10u 16V 1 2 C61 22pF U6 MTV312M PLCC44 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 31 33 34 35 36 37 38 39 40 41 42 43 44 32 DA2 P5 2 DA1 P5 1 DA0 P5 0 VDD3 NC NC RST VDD AD3 P6 3 VSS X2 X...

Страница 31: ... 6V 2 1 C70 047u R94 10K D19 5 6V 2 1 R92 100 R86 2 2K R97 100 R74 100 C86 1u R89 10K D20 DAN202U 1 3 2 C71 001u NC R85 0 C67 047u R77 100 R96 100 L22 0 OHM C78 1u D15 BAV99 2 3 1 R81 100 R79 390 1 NC C83 33P C74 047u R87 100 C75 NC L21 0 OHM C72 NC D14 5 6V 2 1 C85 10u 16V 1 2 C68 NC C77 1u C76 047u C79 1u D12 5 6V 2 1 R83 100 L20 0 OHM R76 100 C84 33P R84 0 OHM R80 100 R90 100 R91 47K C80 10u 16...

Страница 32: ...7 DAT2 DAT2 2 4shield DAT4 DAT4 DDC SCL DDC SDA VSYNC R HSYNC DAT1 DAT1 1 3shield DAT3 DAT3 5V SYNC GND HPD G RGB GND DAT0 DAT0 0 5shield DAT5 DAT5 clk shield clk clk B C87 1u D21 DAN202U 1 3 2 D31 BAV99 2 3 1 D29 BAV99 2 3 1 D30 BAV99 2 3 1 C88 10u 16V 1 2 R103 1K C89 1u D25 5 6V 2 1 D32 BAV99 2 3 1 D33 BAV99 2 3 1 U9 24C21 1 2 3 4 5 6 7 8 NC NC NC GND SDA SCL VCLK VCC R104 3 9K R99 10K R101 100 ...

Страница 33: ...V 1 2 R143 10K D35 3 9V 1 2 R147 100K R140 NC R144 0 R142 3K FB10 FB11 FB6 102 0603 FB12 FB7 102 0603 C91 10uF R116 20K R121 20K C92 0 1uF R114 4 7K R111 24K C93 0 1u U10 SI9435DY 1 2 3 4 5 6 7 8 S S S G D D D D C90 0 1u Q10 MMBT3904L 1 3 2 R1232K Q11 MMBT3904L 1 3 2 R125 4 7K R127 2K NC C121 1uF 0805 L24 BEAD 1812 FB8 102 0603 CN1 PC_Audio 2 3 7 8 4 5 1 C95 1uF FB9 C96 1uF U11 AN7522 1 2 3 4 5 6 ...

Страница 34: ...2PF 1 8 6 2 7 5 3 4 CP6 22PF 1 8 6 2 7 5 3 4 CP7 22PF 1 8 6 2 7 5 3 4 CP8 22PF 1 8 6 2 7 5 3 4 RN6 33 1 3 5 7 8 6 4 2 C109 33PF CP9 22PF 1 8 6 2 7 5 3 4 C110 33PF CP10 22PF 1 8 6 2 7 5 3 4 C111 33PF CP11 22PF 1 8 6 2 7 5 3 4 C112 33PF CP12 22PF 1 8 6 2 7 5 3 4 CON6 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 GND BE5 BE4 BE3 BE2 GND BE1 BE0 NC NC GND GE5 GE4 GE3...

Страница 35: ...11 PCB Layout Diagrams Main Board 32 ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 36: ...Main Board 33 ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 37: ...Control Board 34 ViewSonic Corporation Confidential Do Not Copy VG511s VG512s ...

Страница 38: ...G511s VG512s Service Manual m e t I t n e l l e c x E d o o G r i a F d a B 1 2 3 t i n U r i a F d a B in the USA at facsimile 1 909 839 7943 You may also e mail any suggestions to the Director Quality Systems Processes marc maupin viewsonic com d o o G t n e l l e c x E Precautions And Safety Notices 1 8 Exploded Diagram and Spare Parts List 7 Recommended Spare Parts List Adjusting Procedure 2 S...

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