AL1713 Service Guide
Page 23
...*1 22 MACHINE ASSEMBLY Chapter 3 This chapter contains step-by-step procedures on a soft surface when mounting or removing the base. 3. The screws for maintenance and troubleshooting. During the disassembly process, collect the screws with the corresponding components to scratching! Therefore, lay the monitor on how to assemble the monitor for the...
...*1 22 MACHINE ASSEMBLY Chapter 3 This chapter contains step-by-step procedures on a soft surface when mounting or removing the base. 3. The screws for maintenance and troubleshooting. During the disassembly process, collect the screws with the corresponding components to scratching! Therefore, lay the monitor on how to assemble the monitor for the...
AL1713 Service Guide
Page 27
..., please do it under 16-grey scalar pattern. If you adjust clock and phase, please do it at condition of specification, the picture appears abnormally. TROUBLESHOOTING Chapter 4 1. "Auto Color Balance"-
..., please do it under 16-grey scalar pattern. If you adjust clock and phase, please do it at condition of specification, the picture appears abnormally. TROUBLESHOOTING Chapter 4 1. "Auto Color Balance"-
AL1713 Service Guide
Page 31
YES NO Check R859 Is the voltage at #6 of T850 38V? YES NO Check D853, D854 Is the voltage at #6 of 127V~339V? 3. YES Check Q851 30 QPI PCBA Troubleshooting 3.1 Is there DC12V & DC5V at C854 in the range of U850 0.8V? NO YES Check F850 & D850 Is the voltage at #6 & #8 of U850 16V? YES NO Check R855, R857, R852 Is the voltage at #3 of CN852?
YES NO Check R859 Is the voltage at #6 of T850 38V? YES NO Check D853, D854 Is the voltage at #6 of 127V~339V? 3. YES Check Q851 30 QPI PCBA Troubleshooting 3.1 Is there DC12V & DC5V at C854 in the range of U850 0.8V? NO YES Check F850 & D850 Is the voltage at #6 & #8 of U850 16V? YES NO Check R855, R857, R852 Is the voltage at #3 of CN852?