Anilam Crusader II A225‑102133 is a microprocessor‑based CNC controller used to drive 3‑axis closed‑loop servo systems on machines such as Bridgeport mills. Common failure modes include loss of motion when the reset/override button is not engaged, intermittent communication with the host PC due to degraded serial cable or connector contacts, and power supply voltage drops that trigger the controller’s fault latch. First‑check diagnostics: verify 24 V DC rail stability and confirm proper grounding; inspect all edge‑connector pins for corrosion or loose contact, especially on the control board’s I/O headers; review the controller’s internal error log via its diagnostic interface to identify any watchdog or servo‑fault codes.[oss-gpt-20b]