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Envision EN9110, Service Manual

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Envision EN9110 Service Manual Download Page 58

 

 

 

 

Summary of Contents for EN9110

Page 1: ...ERVICE INFORMATION ONLY EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL WE CANNOT GUARANTEE THE ACCURACY OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RE...

Page 2: ...NS 12 4 2 ADJUSTMENTS METHOD DESCRIPTION 4 2 1 WHITE BALANCE LUMINANCE ADJUSTMENT 4 2 2 OSD ADJUSTMENT 12 12 13 5 BLOCK DIAGRAM 15 5 1 SPECIAL FUNCTION WITH PRESS KEY 15 5 2 CIRCUIT FUNCTION DESCRIPTI...

Page 3: ...cy 7 Input Power Source Switching Mode Power Supply AC 100 240 V 50 60 Hz Universal Type 8 Operating Temperature 0 C 40 C Ambient Non operating Temperature 20 C 60 C 9 Humidity Operating 15 to 90 RH N...

Page 4: ...drive the backlight of panel The Adapter supplies power to the LCD monitor DVI input Gm5020 U600 LVDS chip Panel Power Control U203 MCU U502 Data Digital RGB Panel Control Signal Phs Pvs PclkA B Pdis...

Page 5: ...ch 1280 x3 x 1024 Pixel Arrangement mm 0 294 per one triad x 0 294 Display Mode R G B Vertical Stripe White Luminance Center cd m 250 cd m 7mA Typ Contrast Ratio 600 1 Typ Optical Response Time msec 2...

Page 6: ...108 0 138 0 168 Blue y 0 057 0 087 0 117 White x 0 28 0 31 0 34 White y 0 3 0 33 0 36 Color Coordinates CIE White White Luminance at CCFL 7 0mA central point cd 200 250 Luminance Uniformity Note 2 75...

Page 7: ...80 85Hz 832 x 509 43 269 N P 85 008 N P 36 000 800x600 56Hz 1024 x 625 35 156 N P 56 250 N P 36 000 800x600 60Hz 1056 x 628 37 879 N P 60 317 N P 40 000 800x600 72Hz 1040 x 666 48 077 N P 72 188 N P 5...

Page 8: ...0 087 P 25 175 DOS 640x350 70Hz 800 x 449 31 469 P 70 087 N 25 175 MAC MODES VGA 640x480 67Hz 864x525 35 000 N P 66 667 N P 30 240 SVGA 832x624 75Hz 1152x667 49 725 N P 74 551 N P 57 283 All modes wil...

Page 9: ...G PRECAUTIONS 1 Please be sure to unplug the power cord before remove the back cover Be sure the power is turn off 2 Please consider that LCD backlight takes longer time to become stable of radiation...

Page 10: ...r location does not have provisions for the grounded type plug the installer should attach the proper adapter to ensure a safe ground potential 2 Connect the 15 pin color display shielded signal cable...

Page 11: ...21 TMDS Data 5 10 TMDS Data 1 22 TMDS Clock Shield 11 TMDS Data 1 3 Shield 23 TMDS Clock 12 TMDS Data 3 24 TMDS Clock 4 Apply power to the display by pressing the power key for about 2 second consecut...

Page 12: ...MEM Channel 1 to C2 color and MEM channel 2 to C1 color our C2 parameter is x 296 20 y 311 20 Y 220 and C1 parameter is x 313 20 y 329 20 Y 220 How to setting MEM channel you can reference to chroma...

Page 13: ...tment Set the Chroma at pattern 63 cross talk pattern or WIN98 95 shut down mode dot pattern Adjust the horizontal interference as less as possible This function is adjusting the phase shift of PIXEL...

Page 14: ...picture 8 Language Multi Language selection 9 Scaling Mode Stretch the picture to fit full screen screen size ratio or native size 10 Red Adjusts Red intensity 11 Green Adjusts Green intensity 12 Blu...

Page 15: ...h interpolation process zooming generated the OSD font perform overlay function and generate drive timing for LCD PANEL 2 U502 W78E65 WINBOND MCU type 8052 series with 64k Rom size and 512 byte ram Us...

Page 16: ...data Check POC backlight counter data same with the backup data IF not same overwrite the data with backup value Initial gm5020 Yes POWER ON START Initial MCU I O Interrupt vector Ram Initial 1 POC ba...

Page 17: ...Out of range input not support be confirm Set mode index parameter Set change mode flag No No Yes Yes Confirm the frequency Hsyn or Vsyn from IFM already been changed Check the change mode flag Proce...

Page 18: ...ervice Manual 8 User Manual 6 2 TROUBLE SHOOTING 6 2 1 interface board trouble shooting chart Use the PC Win 98 white pattern with some icon on it and Change the Resolution to 640x480 60 Hz 31 KHz NOT...

Page 19: ...wer switch is in Power on status and check if Power switch had been stuck Measured RGB r302 r304 r306 H V Input at signal input pin13 15 was there signal Measured Oscillator Block Crystal X501 Check c...

Page 20: ...in 3 on off control 5V on YES still no screen Check the Bklt On relative circuit R520 Q503 R519 In normal operation when LED green R520 Bklt On should 0 v If Bklt On no response when the power switch...

Page 21: ...pin 5 6 7 8 must be 5V Yes tight enough Yes Voltage normal Check the LVDS Power L904 3 3V Check both U201 U202 LVDS Input pin 31 45mhz 65mhz and pin 28 Vsyn freq pin 27 45khz 65 kHz Yes Voltage normal...

Page 22: ...ble have an additional cable for extension END END Put away the additional cable May be the additional cable grounding is not quite good Does your noise only exist in one mode only Ex only at 1280x102...

Page 23: ...ectangle waveform without same duty that means ABNORMAL operation was happened check 3 3V or 5V if short circuit or bad component 3 Rectangle waveform with large spike harmonic pulse on front side mea...

Page 24: ...ge of C905 NG OK Check Q1 or Q2 Check the pin1 of IC1 have saw tooth wave NG OK Change IC1 Check MOSFET Q5 Q8 if has the output of square wave NG END Check Q6 Q7 D3 or Q11 Q12 D4 Check the resonant wa...

Page 25: ...uble shooting chart I OSD is unstable or not working Is KeyPad Board connecting normally Connect KeyPad Board Is Button Switch normally Replace Button Switch Y N N Is KeyPad Board Normally Replace Key...

Page 26: ...k Check NG NG If still no Led green indicator check LED at keyboard cold solder or bad NG MCU no response Check U502 pin 20 24MHz And pin 44 VDD 5V And pin 10 reset 0V At normal condition If one of th...

Page 27: ...26 7 MECHANICAL OF CABINET FRONT DIS ASSEMBLY...

Page 28: ...ystem SI 8050SD 12V to 5V 5A SPEC 5V To CPU Eeprom 24c21 control inverter on off and USB hub 860mA when Cable not connected 841mA when Normal operation AIC1084 5V to 3 3V 5A SPEC 3 3V For GM5020 and U...

Page 29: ...9 MAIN BOARD SCHEMATIC...

Page 30: ...3 FSWE DAGRN 0 7 DHS DBBLU 0 7 DVS FSDQM2 FSDATA 0 47 FSDQM1 DARED 0 7 DBRED 0 7 GREEN BLUE RED RED GREEN BLUE HDATAF 0 3 GPIO 0 7 HFS FSDQM1 RED GREEN DVS FSDQM2 Sheet 6 6 Display Interface DCLK DHS...

Page 31: ...01 24C02 8 4 1 2 3 7 6 5 VCC GND NC NC NC VCLK SCL SDA 911002 DVI Detected VGACON HS U303 4 U601 L2 5V 5V GREEN C304 U601 D1 R336 1K NC HOT_PLUG RX2 IN VGA_SCL RED SHEET 5 Gm5020 5V GND D308 5 6V RX2...

Page 32: ...8 2 7 3 6 4 5 PANEL_EN U502 18 R201 GND 12V GND AUTO KEY 910918 EMI 5V HDATAF2 KEY SH R521 1K X501 24MHz CN502 HEADER 6X2 1 2 3 4 5 6 7 8 9 10 11 12 R516 10K R526 0R op C516 22uF NC C520 0 1uF 16V GND...

Page 33: ...0 W10 Y10 Y11 W11 V11 Y12 Y13 W13 V13 Y14 W14 V14 Y15 W15 V15 Y16 W16 V16 Y17 W17 V17 Y18 W18 V18 Y19 W19 Y20 W20 V19 K18 J20 J19 J18 H20 H19 H18 H17 M18 M19 M20 L18 L19 L20 K20 K19 R19 R20 P18 P19 P2...

Page 34: ...27 TXIN1 TXIN5 TXIN9 TXIN12 TXIN13 TXIN8 TXIN7 TXIN14 TXIN10 TXIN11 TXIN19 TXIN15 TXIN18 TXIN20 TXIN21 TXIN22 TXCLKIN PWRDWN TXOUT0 TXOUT0 TXOUT1 TXOUT1 TXOUT2 TXOUT2 TXCLKOUT TXCLKOUT LVDSVCC LVDSGND...

Page 35: ...5 Gm5020 910918 EMI GND FSDATA27 C813 220pF FSDQM0 U601 W8 U801 14 FSADDR3 FSADDR9 JP826 0R C817 0 1uF FSDATA1 FSADDR7 FSADDR6 FSADDR1 F3 3V JP822 0R FSADDR 0 13 SHEET 5 Gm5020 FSADDR8 JP824 0R PLACE...

Page 36: ...V_IN C916 100uF 16V U903 AIC1117 33CY 3 1 2 IN ADJ OUT C917 0 1uF 16V R908 0R NC U904 AIC1084 33M 3 1 2 IN ADJ OUT C919 0 1uF 16V GND C903 0 1uF 16V PVDD_3 3 C918 100uF 16V C921 0 1uF 16V P_S_EN SHEET...

Page 37: ...AW56 SMD 1 2 3 MOSFET S D907 1N4148 SMD R927 363 0805 C903 0 47uF 300V R916 103 0805 C912 1000UF 25V IC903 PC 123 1 2 3 4 L902 1 4 2 3 C906 22UF 25V R909 3R3 1206 C909 104 0805 X7R C908 474 0805 Y5V R...

Page 38: ...KV C20 22pF 3KV C21 22pF 3KV R16 15K R18 15K R19 47K R20 15K R21 47K R22 15K R24 NC R25 10K R9 4 7K R23 4 7K R17 3 9K R7 3K R1 3 9K R10 470R R3 3 9K R27 3 9K R26 470R R29 3 9k R4 12K R30 12K R5 1K R6...

Page 39: ...T MAIN PCB LAYOUT Gm5020 LVDS Keyboard connector Inverter connector MCU Panel Power Contro DVI Connector DDC chip Audio connector DDC chip RGB input Frame store Panel connector DC jack USB connector C...

Page 40: ...00 37 96 55 1F 57 0E 00 0A 20 20 20 20 20 20 00 00 00 FC 112 00 45 4E 39 31 31 30 0A 20 20 20 20 20 20 00 BF ANALOG x0 x1 x2 x3 x4 x5 x6 x7 x8 x9 xA xB xC xD xE xF 00 00 FF FF FF FF FF FF 00 16 09 80...

Page 41: ...8 A 0 1 PCS 41L780061513B INPUT NOT SUPPORT CARD 1 PCS 41L7800673 3D WARRANTY BOOKLET 1 PCS 41L7800673 4D QSG 1 PCS 41L780067324A Envision Envelop 1 PCS 41L780067329B WARRANTY CARD 1 PCS 41L780067330B...

Page 42: ...00B615 1A ID LABLE 1 02 PCS 45L 88525 E PE BAG 1 02 PCS 51L 6 4500 RTV 0 G 51L 6 4502 RTV 2 G 51L 6 4503 RTV 0 G 51L 200 1 0 2 G 52L 1211 A ALUMINIUM TAPE 2 04 PCS 52L6025 11520 1 PCS 52L6025 11631 1...

Page 43: ...405 4A 600V B 0 PCS BD901 93L 50460 16 U4KB80R 1 PCS D904 93L 60228 MBR20100CT 20A 100V 0 PCS D905 93L 60228 MBR20100CT 20A 100V 0 PCS D904 93L 60237 SRF20100C 1 PCS D905 93L 60237 SRF20100C 1 PCS D90...

Page 44: ...4 7K OHM 5 1 8 1 PCS R912 61L0805472 CHIRP 4 7K OHM 5 1 8 1 PCS R936 61L0805683 CHIPR 68K OHM 5 1 8W 1 PCS R933 61L0805931 1F CHIP 9 31K OHM 1 8W 1 1 PCS R917 61L1206100 CHIPR 10 OHM 5 1 4W 1 PCS R90...

Page 45: ...9S 12 T RLZ20B BY ROHM 1 PCS PARENT NO 705L 990 57 01 Q901 ASS Y 51L 200 1 2 G Q901 57L 724 8 2SK2843 1 PCS Q901 57L 768 1 2SK3451 TO 220 FUJI 0 PCS 90L6062 1 HEAT SINK 1 PCS M1L1030 5128 SCREW 1 PCS...

Page 46: ...F 0 PCS U202 56L 561 5 NT7181F 0 PCS U201 56L 561 8 THC63LVDM83R 1 PCS U202 56L 561 8 THC63LVDM83R 1 PCS U600 56L 562 9 GM5020BE 1 PCS U904 56L 563 7 AIC1084 33CM 1 PCS U905 56L 563 9 AIC1084CM 0 PCS...

Page 47: ...JP814 61L0603000 CHIPR 0OHM 5 1 10W 1 PCS JP818 61L0603000 CHIPR 0OHM 5 1 10W 1 PCS JP820 61L0603000 CHIPR 0OHM 5 1 10W 1 PCS JP822 61L0603000 CHIPR 0OHM 5 1 10W 1 PCS JP824 61L0603000 CHIPR 0OHM 5 1...

Page 48: ...10K OHM 5 1 10 1 PCS R502 61L0603103 CHIPR 10K OHM 5 1 10 1 PCS R503 61L0603103 CHIPR 10K OHM 5 1 10 1 PCS R504 61L0603103 CHIPR 10K OHM 5 1 10 1 PCS R509 61L0603103 CHIPR 10K OHM 5 1 10 1 PCS R510 6...

Page 49: ...00PF 10 50V X7R 1 PCS C301 65L0603103 32 0 01UF 10 50V X7R 1 PCS C302 65L0603103 32 0 01UF 10 50V X7R 1 PCS C303 65L0603103 32 0 01UF 10 50V X7R 1 PCS C304 65L0603103 32 0 01UF 10 50V X7R 1 PCS C305 6...

Page 50: ...10 16V X7R 1 PCS C622 65L0603104 12 0 1UF 10 16V X7R 1 PCS C623 65L0603104 12 0 1UF 10 16V X7R 1 PCS C624 65L0603104 12 0 1UF 10 16V X7R 1 PCS C625 65L0603104 12 0 1UF 10 16V X7R 1 PCS C626 65L060310...

Page 51: ...10 16V X7R 1 PCS C807 65L0603104 12 0 1UF 10 16V X7R 1 PCS C809 65L0603104 12 0 1UF 10 16V X7R 1 PCS C810 65L0603104 12 0 1UF 10 16V X7R 1 PCS C811 65L0603104 12 0 1UF 10 16V X7R 1 PCS C812 65L060310...

Page 52: ...0UF 20 16V 1 PCS C207 67L 312220 3 SMD 22UF 20 16V 1 PCS C214 67L 312220 3 SMD 22UF 20 16V 1 PCS C217 67L 312220 3 SMD 22UF 20 16V 1 PCS C501 67L 312220 3 SMD 22UF 20 16V 1 PCS C505 67L 312220 3 SMD 2...

Page 53: ...230 BAT54C L43 1 PCS D501 93L 6432V LL4148 GS08 1 PCS D310 93L 6433P BAV99 1 PCS D311 93L 6433P BAV99 1 PCS D312 93L 6433P BAV99 1 PCS 715L 974 1 S LCD 19 SANGSUNG PANEL M 1 PCS PARENT NO INPC9425A4 D...

Page 54: ...5 56L 566 10 SI4431DY T1 SMT 0 PCS Q8 56L 566 10 SI4431DY T1 SMT 0 PCS IC1 56L 622 1 BA9741F SMT 1 PCS Q3 57L 417 4 PMBS3904 PHILIPS SMT 04 1 PCS Q9 57L 417 4 PMBS3904 PHILIPS SMT 04 1 PCS Q10 57L 417...

Page 55: ...1 10W 1 PCS R13 61L0603561 CHIP 560 OHM 1 10W 1 PCS R36 61L0603561 CHIP 560 OHM 1 10W 1 PCS R25 61L0603562 CHIP 5 6K OHM 1 10W 1 PCS R15 61L1206102 CHIP 1K OHM 5 1 4W 1 PCS R33 61L1206102 CHIP 1K OHM...

Page 56: ...PCS D3 93L 39S 8 T ZD RLZ11B ROHM 0 PCS D4 93L 39S 8 T ZD RLZ11B ROHM 0 PCS D1 93L2004 1 SMAL240LVXRO SMT 0 PCS D2 93L2004 1 SMAL240LVXRO SMT 0 PCS D1 93L2004 2A SM240A 0 PCS D2 93L2004 2A SM240A 0 PC...

Page 57: ...LCD KEY BOARD 1 PCS PARENT NO 705L990KB34005 LCD ASS Y 33L4499 1 LENS 1 PCS 34L1019DD5 2L FRONT PANEL 1 PCS 34L1023 U2 L STAND B 1 PCS 34L1024 U2 L BASE 1 PCS 34L1025 U2 L STAND F 1 PCS 37L 461 1 19 L...

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