AOC LE24W234, Maintenance Service Manual

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Page 14: ...ion 3 785 02 Modes dynamic standard soft user 5 71 66 Brightness 2175 67 Contrast 2 25 Color saturation 6 531 66 Definition 3 785 02 7 17 Hue Color temperature adjustment 02 Signal source 7 03 5 785 RRO 6WDQGDUG DUP 5 1 1 1 White level adjustment 5 2 6 7 2 6 7 867 2 6 7 Black level adjustment Spread spectrum adjustment 0 8 QDEOH MIU spread spectrum Enable 0 8 6SDQ spread spectrum span 0 8 6WHS spr...

Page 15: ...eter adjustment 7DEOH VHW IDFWRU 79 FKDQQHOV 7DEOH VHW IDFWRU 79 FKDQQHOV HEXJ PRGH VHOHFWLRQ 8 57 8 8 57 8 7KHUH DUH IRXU LWHPV 2 21 DQG 9 H XVXDOO FKRRVH WR enable serial port debugging OO NLQGV RI DGMXVWPHQW FXUYHV 02 Signal source selection ULJKWQHVV XUYH 26 26 26 26 26 RQWUDVW XUYH 26 26 26 26 26 6DWXUDWLRQ XUYH 26 26 26 26 26 XH XUYH 26 26 26 26 26 6KDUSQHVV XUYH 26 26 26 26 26 121 1 5 9ROXP...

Page 16: ...cord 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 HDCP KEY on ...

Page 17: ... out 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 ca...

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: ...uring tools and materials for HDCP KEY and EDID Personal computer 1 2 6 3 V VWHP 86 a 9 SRZHU VXSSO DQG SRZHU FRUG 63 EXUQLQJ ERDUG 63 burning ERDUG GULYHU ISP_Tool_XC_V0 05 exe 9 FDEOH 9 DQG 0 ILOH 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 button to connect if ...

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: ...ning 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 EXWWRQ WR E...

Page 27: ...n 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 press...

Page 28: ...grade 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 OFFS...

Page 29: ...02 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 44 PCSCL 34 PCSDA 33 CHPD 50 CSDA 51 CSCL 52 CRXCM 53 CRXCP 54 ...

Page 30: ...F 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 50V 5 CT19 33pF 50V 5 U101 SY8008B U101 SY8008B EN 1 GND 2 SW 3 VIN 4 ...

Page 31: ...R115 200K R116 200K R117 200K R36 20R R119 470 C58 102 50V R55 1K 1 2 3 4 CON3 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 50V CL21 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 12V Is R105 68K R103 2K 12V 12V Is R102A 1M R101A 1M...