Robotics in Manufacturing
SRVO-070

SRVO-070: Serial Data Start/Stop Bit Error (STBERR)

The start and stop bits of the serial data on the affected axis are abnormal.

What it means

The start and stop bits of the serial data on the affected axis are abnormal. The numbers in brackets identify the group and axis where the fault was detected. Clearing this alarm requires a power cycle.

Common causes

Ranked by what technicians most often find, most likely first.

  1. Abnormal start and stop bits in the serial data on the indicated group and axis

How to fix it

  1. Note the group and axis numbers shown in brackets to locate the affected axis.
  2. Follow the remedy described for SRVO-068.
  3. Cycle controller power to release the alarm.