Error codes

Type the code from the teach pendant, or words from the message. Each directory is grouped the way the maker prints it: by robot generation, then by section.

740 codes from Universal Robots · page 18 of 19

C740A34 · 48V voltage is above the maximum allowed limit: {float}

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A36 · The M8 IO current offset measurement of {float} A is outside of the allowed range.

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A38 · 48V Safety Control Board voltage is below the minimum allowed limit: {float}

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A39 · 48V Safety Control Board voltage is above the maximum allowed limit: {float}

Universal Robots · e-Series and Later Models

C740 Hardware monitoring

C740A40 · 5V1 voltage is outside of the allowed range: {float}

Universal Robots · e-Series and Later Models

C740 Hardware monitoring

C740A41 · 12VA voltage on the Power Control Board is outside of the allowed range: {float}

Universal Robots · e-Series and Later Models

C740 Hardware monitoring

C740A42 · 5VA voltage on the Power Control Board is outside of the allowed range: {float}

Universal Robots · e-Series and Later Models

C740 Hardware monitoring

C740A43 · 3V3A voltage on the Power Control Board is outside of the allowed range: {float}

Universal Robots · e-Series and Later Models

C740 Hardware monitoring

C740A44 · 2V5 reference voltage on the Power Control Board is outside of the allowed range: {float}

Universal Robots · e-Series and Later Models

C740 Hardware monitoring

C740A45 · PSU 48V voltage is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A46 · PSU 48V current is outside of the allowed range: {float} A

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A47 · PSU 24V voltage is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A48 · The 24V current reported by the PSU is outside of the allowed range: {float} A

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A49 · PSU 12V voltage is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A50 · PSU AC voltage is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A51 · PSU AC current is outside of the allowed range: {float} A

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A52 · PSU AC power is outside of the allowed range: {float} W

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A53 · PSU temperature is outside of the allowed range: {float} degrees C

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A54 · The PCB type: {unsigned} is unsupported by the SW Version.

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A55 · Vin on the Power Interface Board is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A56 · 5V on the Power Interface Board is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoring

C740A57 · 5VA on the Power Interface Board is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A58 · 3V3A on the Power Interface Board is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A59 · 2V5 reference on the Power Interface Board is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A60 · 2V5 ISO reference on the Power Interface Board is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A61 · 24V ISO on the Power Interface Board is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C740A62 · Battery interface voltage on the Power Interface Board is outside of the allowed range: {float} V

Universal Robots · e-Series and Later Models

C740 Hardware monitoringCause given

C741A2 · The hardware is not supported by this software version

Universal Robots · e-Series and Later Models

C741 Hardware general informationCause given

C742A1 · The temperature of {signed} °C is close to the limit

Universal Robots · e-Series and Later Models

C742 Control Box temperatureCause given

C742A2 · The temperature of {signed} °C is above the limit

Universal Robots · e-Series and Later Models

C742 Control Box temperatureCause given

C743A0 · Velocity limit for the external axis at index {unsigned} was exceeded

Universal Robots · e-Series and Later Models

C743 External AxesCause given

C743A1 · The servo drive for the external axis at index {unsigned} has entered a fault state

Universal Robots · e-Series and Later Models

C743 External AxesCause given

C743A2 · Freedrive is incompatible with external axis motion

Universal Robots · e-Series and Later Models

C743 External Axes

C743A3 · The servo drive for the external axis at index {unsigned} has become disabled

Universal Robots · e-Series and Later Models

C743 External AxesCause given

C743A4 · External axis homing is incompatible with other motion

Universal Robots · e-Series and Later Models

C743 External AxesCause given

C743A5 · Only one external axis servo drive homing operation at a time

Universal Robots · e-Series and Later Models

C743 External AxesCause given

C743A6 · Motion detected within multiple external axis groups

Universal Robots · e-Series and Later Models

C743 External AxesCause given

C743A7 · The position of external axis at index {unsigned} is close to joint limit

Universal Robots · e-Series and Later Models

C743 External AxesCause given

C743A8 · The position of external axis at index {unsigned} is close to upper joint limit

Universal Robots · e-Series and Later Models

C743 External AxesCause given

C743A9 · The position of external axis at index {unsigned} is close to lower joint limit

Universal Robots · e-Series and Later Models

C743 External AxesCause given

Universal Robots C740A34

48V voltage is above the maximum allowed limit: {float}

What to do: p. 164 of Universal Robots’s directoryAll Universal Robots codes

MakerUniversal Robots

Applies toe-Series and Later Models

SectionC740 Hardware monitoring

Page164

Cause, as the directory gives them

• The 48V supply voltage is above the maximum allowed limit.

From Universal Robots’s own error code directory. The steps to fix it are the maker’s and are on the page linked above, not copied here.