Olympus recommends:
The following repair instructions provide guidance on replacing or repairing damaged or faulty components: olympus cv 190 service manual
Troubleshooting Approach A methodical troubleshooting process—typically outlined in the manual—reduces downtime: olympus cv 190 service manual
Without the service manual, even simple repairs become a guessing game. Using a multimeter on the wrong test point could damage sensitive video processing components costing thousands of dollars. olympus cv 190 service manual
If you own a CV-190, also request the Service Manual Supplement for firmware version 2.4 and above, as the main board revision B changed several capacitor values and test points.
Understanding the hardware is the first step in effective servicing. The CV-190 is designed for high-resolution output and broad compatibility.