AOC LE42H234D Maintenance Service Manual Download Page 21 | Manualshive

Page: 21 / 31

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Then click

“

RUN

”

button to burn software.

When display

“

PASS

”，

means that it succeed

，

then burn EDID according to the following instructions.

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Summary of Contents for LE42H234D

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Page 14: ...Signal source selection PICTURE MODE Modes dynamic standard soft user BRIGHTNESS Brightness CONTRAST Contrast COLOR Color saturation SHARPNESS Definition PICTURE MODE TINT Hue Color temperature adjustment MODE Signal source TEMPERATURE Cool Standard Warm R GAIN G GAIN B GAIN White level adjustment R OFFSET G OFFSET W B ADJUST B OFFSET Black level adjustment Spread spectrum adjustment MIU Enable MI...

Page 15: ... CH Table2 set factory TV channels Debug mode selection UART DEBUG UART DEBUG There are four items OFF HK AEON and VDEC We usually choose HK to enable serial port debugging All kinds of adjustment curves MODE Signal source selection Brightness Curve OSD 0 OSD 25 OSD 50 OSD 75 OSD 100 Contrast Curve OSD 0 OSD 25 OSD 50 OSD 75 OSD 100 Saturation Curve OSD 0 OSD 25 OSD 50 OSD 75 OSD 100 Hue Curve OSD...

Page 16: ...D item record R GAIN G GAIN B GAIN value and R OFFSET G OFFSET B OFFSET value 3 Operations and procedure of software upgrading 1 Changed the file name to MERGE bin then store software in the FAT32 format blank U disk 2 Insert USB flash disk into the USB upgrade port upgrade the software according to the following the operating instructions Method 1 Method 1 will not erase the original EDID and HDC...

Page 17: ... U disk to avoid damaging U disk or machine Because of compatibility between machine and U disk some machines will not flicker during upgrading Please change U disk The capacity of U disk is not more than 2G or use method 1 to upgrade If the display screen can t display menu normally it cannot use method 1 to upgrade you can use Mstar ISP Tools to upgrade except method 1 and method 2 4 When cannot...

Page 18: ...VGA port with VGA cable 2 Insert the Mstar USB Tool into the USB port of your PC The PC can recognize the new device You can choose to install it in the list or choose to install at a specified directory and specify the path to the drive file See the figure below ...

Page 19: ... drives are installed connect the Mstar USB Tool board to TV in such a way as specified below Then connect the TV power cord and run the software ISP Tool V4 5 2 8 SZ exe to burn the program into the TV drive board 2 In the config menu bar to select Use USB and Auto release USB Communication Setting items corresponding to the Port Type menu select USB Set the burning speed of 48 in I2C Speed Setti...

Page 20: ...eans that normal connecting if it prompts Can t find the Device Type means that there is poor connecting please have a check 4 Click Read button in tool bar then click Read to load current software 5 Click Auto button in tool bar to set the corresponding settings Abnormal OK ...

Page 21: ...Then click RUN button to burn software When display PASS means that it succeed then burn EDID according to the following instructions ...

Page 22: ...aterials for HDCP KEY and EDID Personal computer WINDOWS XP system USB2 0 AC100 240V power supply and power cord ISP burning board ISP burning board driver ISP_Tool_XC_V0 05 exe VGA cable VGA EDID and HDMI EDID file Specific operation according to the following instructions 1 Connect ISP burning board and TV and computer then run ISP_Tool_XC_V0 05 exe to set communication mode 2 Click Connect butt...

Page 23: ...Please click and to load current software If prompts Device Type is GD25Q32 means that normal connect if prompts Can t find the Device Type means that there is poor connecting please have a check ...

Page 24: ...load current KEY documents in KEY address bar input 0 X3B0000 and enter select EDID1 check box and load current work order VGA port EDID bin file in EDID1 corresponding files address bar input 0 X3B0400 and enter select EDID2 check box and load current work order HDMI EDID bin file in EDID2 corresponding file address bar input 0 X3B0600 and enter Modify EDID1 and EDID2 corresponding information ac...

Page 25: ...ck Setting menu click Clear All to clear click drop down list in Global Offset Address select OX00000000 Bank 00 in address list select 0X3B0000 check address settings and click OK button to exit address settings Don t selet if mainboard have burned correct KEY or EDID Don t selet if mainboard have burned correct KEY or EDID ...

Page 26: ...ng wire to complete burning operation It not allow pulling out the wires during burning process Shut down the power when installing or taking mainboard 7 It not allow pulling out the wires during burning process Shut down the power when installing or taking mainboard Pull out the power cord of machine first then pull out burning board When burning complete change the TV and click Run button to bur...

Page 27: ...then press shift douwn key to move the cursor to the Auto ADC option press OK key to enter the next level menu press the left right button to implement ADC action The screen will flash and Auto ADC function menu prompt SUCCESS means that debug success prompt FAIL said that debug failed try again press the MENU button to exit factory menu when debugging completed 4 Under the YPbPb message source pr...

Page 28: ...pgrade to the value before the upgrade 7 Complete the ADC ADJUST debugging press MENU key succession to exit the factory built in menu to save the adjusted data and then restore the original packaging Change the R GAIN G GAIN B GAIN value and R OFFSET G OFFSET B OFFSET value to the value before the upgrade under the YPbPr SD HD mode Change the R GAIN G GAIN B GAIN value and R OFFSET G OFFSET B OFF...

Page 29: ...R409 10K R380 NC 10K R380 NC 10K R320 75R R320 75R C302 0 1uF C302 0 1uF R442 47k R442 47k TP109 TP109 1 R402 1K_1 R402 1K_1 1 U304 IT6633P 1 U304 IT6633P ASDA 18 ASCL 19 NC POWDN 32 ARXCM 20 ARXCP 21 VCC 22 ARX0M 23 ARX0P 24 VSS 25 ARX1M 26 ARX1P 27 ANA_DBG NC 28 ARX2M 29 ARX2P 30 REXT 31 AHPD 16 TX2P 36 TX2M 37 VCC 38 TX1P 39 TX1M 40 VSS 41 TX0P 42 TX0M 43 TXCP 45 TXCM 46 TXSCL 47 TXSDA 48 TXHPD...

Page 30: ...nF 16V C249 2 2uF C249 2 2uF C208 2 2uF C208 2 2uF C106 2 2uF C106 2 2uF CT22 47nF 25V 0 CT22 47nF 25V 0 Q109 3904 Q109 3904 1 2 3 R205 8 2K NC R205 8 2K NC LT2 8 2nH_110mA_ 0 1nH LT2 8 2nH_110mA_ 0 1nH C123 2 2uF C123 2 2uF CT10 47nF 25V 0 CT10 47nF 25V 0 Q207 NC Q207 NC 1 2 3 L203 600_BEAD L203 600_BEAD 1 2 C214 10uF C214 10uF CN201 2Pin 2 0mm CN201 2Pin 2 0mm 1 GND 2 3 R227 0R R227 0R CT19 33pF...

Page 31: ...N3 4x2 5mm NC 1 2 3 4 5 6 7 8 CON2 8x2 5mm 1 2 3 4 5 6 7 8 9 10 11 12 13 CON4 13x2 5mm 12V 5VSB PS ON ZD3 22V R5 5 1K Q10 MMBT2222A ZD2 16V R70 4 7k R90 NC C14 104 50VCL21 C38 1000uF 25V C49 1000uF 25V R58 1K 12V R81 NC C35 NC C43 1uF 25V R64 1M R89 R88 R87 R86 4 7K 12V 12VIs R105 68K R103 2K 12V 12VIs R102A 1M R101A 1M NC 1 4 2 3 BD1 KBL406 PS ON 24V 24V 24V 5V V_bus VC_PFC 5VSB 5VSB Q3 2SA684 D1...

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