repairing arcade game PCBs: Video 2 - Rockola Eyes
This is video #2 in the repairing arcade game series. Troubleshooting and repairing a Rockola Eyes PCB. In this lesson we will use a multi meter to verify correct voltage, and oscilloscope to verify the clock signal, a Fluke 9010A to test the CPU bus and RAM, and we will explore schematics to understand the RAM address decoding circuitry. We will also using MAME to understand the memory map and discuss Hex to Binary conversion.