Hi,
I got 10 of these DS-2CD4526FWD-IZH from a company upgrade. These were in service over 10 years. But recently 4 of them had the dreaded cap hiss. All 4 had the same bulging cap 470uF 10V. I replaced them with 470uF 25V. However, I was only able to recover 2 out of the 4.
I am not sure if...