User manual SONY VAIO VGX-XL2A

[. . . ] Do not disassemble, heat above 100°C (212°F) or incinerate. Keep away from children. Service and Inspection Precautions 1. Obey precautionary markings and instructions Labels and stamps on the cabinet, chassis, and components identify areas requiring special precautions. Be sure to observe these precautions, as well as all precautions listed in the operating manual and other associated documents. 4. [. . . ] OVERVIEW ······························································ 1-1 2. Flowchart ····································································· 2-1 2-2. Arm Rear Cover ··························································· 2-1 2-3. Arm Front Cover ·························································· 2-2 2-4. Rear Cover, Inverter Unit ············································· 2-3 2-5. LCD Ass'y (S), LEX-23 Board ···································· 2-4 2-6. IFX-105 Board ····························································· 2-5 2-7. Main Electrical Parts Location Diagram ······················ 2-5 3. Service Tools ································································ 3-1 3-2. Procedure For Writing Edid Data ································ 3-1 3-3. Procedure For Writing Firmware ································· 3-1 4. 2 Firmware writing cable J-2500-447-1 Used to connect the pin-7 connector (CN2) on the IFX-105 mounted board during firmware writing of the PCVA-15XD2. Outside drawing 3-2. Required tools EDID writing tool PC Serial cable (cross cable: D-sub pin-9 female D-sub pin-9 female) EDID writing software disk Before starting writing, copy the writing software program (EDIDUPD) and the data file (XXXXXXX. bin) to the bootable floppy disk already containing the system file. · Power supply (for writing tool: + 5 V) · · · · 11. Press the [ESC] key twice and press the [Q] key to terminate writing. After the MS-DOS prompt appears, disconnect the power supply from the writing tool. Disconnect the DVI cable of the display from the DVI connector of the writing tool. Procedure Connect the serial cable to the serial connector of the EDID writing tool and the serial port COM1 of the PC. Connect the DVI cable of the display to the DVI connector of the writing tool. Insert the writing software disk into the floppy drive. After the MS-DOS prompt appears, input the newest EDID data file name shown below. After the writing software starts up, press the [w] key. [. . . ] 1 for 38. 4k, 2 for 19. 2k, 3 for 9. 6k, 4 for 4. 8k, 5 for 2. 4k, 6 for 1. 2k, 7 for 600 or 8 for It is displayed with 300:" appears, input 0 [enter]. When the communication is established normally, "Testing 38. 4k bps on COM1 port. . . PASS. . . " appears and "CHIP TYPE: SST89x58, COM PORT: 1, BAUD RATE: 38. 4k bps" appears on the top of the menu. Input 2 ("DOWNLOAD BINARY FILE TO PRIMARY BLOCK") in Enter Choice. After "Input full name of file (. bin or Intel hex):" appears, input the newest firmware name XXXXXXX. bin [enter]. ------------------------------------Wait for two or three minutes. [. . . ]