OWON P4305 Lab Power Supply Review (4): Authorized Repair Attempt by Me

The next chapter in the seemingly never ending saga … ↓↓↓ Complete description and links below ↓↓↓ Instead of sending my OWON P4305 power supply with the dead display right back to the distributor (for the second time, links below), they authorized me to check it out myself (assuming that it is indeed some loose connection). And so I did. I took the front plate apart, checked the connection of the LED’s flat flex cable to the controller board, checked for cold solder joins on the controller board and even reheated the area where the flat flex goes into the LCD – but to no avail. Reviews    • Reviews   OWON P4305 Lab Power Supply (30V/5A) Unboxing and First Impressions    • OWON P4305 Lab Power Supply (30V/5A) Unbox...   OWON P4305 Lab Power Supply Review (1): First Tests, Failure & Teardown    • OWON P4305 Lab Power Supply Review (1): Fi...   OWON P4305 Lab Power Supply Review (2): Reproduce Display Failure – Failed    • OWON P4305 Lab Power Supply Review (2): Re...   OWON P4305 Lab Power Supply Review (3): Serviced – Display Again/Still Dead    • OWON P4305 Lab Power Supply Review (3): Se...   #powersupply #repair #teardown #disassembly #disassembling #test #review #reviews #tests #robertssmorgasbord