What the thread found

• A receiver box displaying red error lights and failing to power the motor can result from a broken solder connection on the toroidal inductor inside the sealed board compartment.
• Opening the sealed metal box housing the toroidal inductor and re-soldering the broken connection restored full functionality to a receiver that had suffered a drop.
• Prior calibration issues such as the lens moving off-center after adjustment and tracking problems can indicate early receiver malfunction.
• A workaround for tracking problems involves disconnecting the motor, setting the lens near infinity, using the remote to move to infinity, then reconnecting the motor at the lens end to restore full motor range without risk of burnout.

Depends on

• The solution required opening sealed internal components, which may void warranties or require specialized skills.
• Only one case of this specific solder failure was reported in the thread.
• The drop was from a relatively low height and may not have been the direct cause of the solder failure.

Parts

Follow Focus

Same gear or parts

1. 2026Swapping an ARRI ALEXA 35 between tripod/studio and Steadicam® mounting: baseplate choice and fastest workflow.FacebookSteadicam operators group
2. 2026Pulling focus and zoom yourself while operating, especially on live showsOperator practice
3. 2025LC-1 (Lens Control-1) follow focus system: wired architecture, motors, and early operational experience (1990s).FacebookThe Steadicam Group
4. 2024Modifications to a Steadicam Scout rig for expanded power distribution and connectivityGeneral Discussion