Dynex DX-LTDVD20 Service Manual

Also see for DX-LTDVD20: User guide

ISP INSTRUCTION5. Sure upgrade file read, Click "Auto" to enter next interface(Refer to Fig. 4).1. Connect one end of the Jig to the LPT jack of the computer, and the otherend to the VGA connector PC at the side of the TV.3. Click "connect", if it clue to "Device Type is PM25LV040" mean connectorof upgrade fixture OK, if it clue to "Can't Entry ISP Mode!!", please secureconnection of Jig firmly, then click "connect", if it clue to " Device Type isPM25LV040". (Refer to Fig. 2)4. Click "Read" to enter next interface, Click "Read" to select upgrade file(*.bin). (Refer to Fig. 3)2. Run "ISP_Tool V4.0.1.exe"(Refer to Fig. 1)6. Unselect "Program" and "Verify", click "Run" (Refer to Fig. 5).7. If it clue to "Blank OK", unselect "Blank" and select "Program" and"Verify", click "Run" to enter upgrade status (Refer to Fig. 6).8. If it clue to "Program OK" and "Verify OK", it mean upgrade succeed(Refer to Fig. 7).9. If it clue to "Program Error" (Refer to Fig. 8), click "Run" to repeatcurrently setp,title it clue to "Program OK" and "Verify OK"(Refer to Fig. 7).10. Click "DIS CON" to exit ISP upgrade program (Refer to Fig. 9).Fig. 1Fig. 5Fig. 6Fig. 7Fig. 8Fig. 9Fig. 2Fig. 3Fig. 49