In this video I go over how I troubleshot and repaired the digital readout fault on this unit. Great progress being made! Just waiting on additional parts to finish the analog circuit repairs!

0:00 – Overview/recap from part 1 & 2
2:33 – Isolation of Kernel & Kernel timing
5:39 – Fault symptom – Vector Generator Cal Screen
7:20 – Cause of fault symptom found – faulty ‘Memory #2’ switch!!!
11:11 – Checking the digital keys, menu functions, and readout display
16:02 – Temporary repair of memory #2 switch
19:52 – Reconnected inputs to check probe compensation/conclusion