LED on legacy products may glow dimly in OFF state

Applies To:

The following products:

240Di10
240Di25
240Di45
575Di45-12
AC7A
G4IAC24
G4IAC24A
G4IAC5
G4IAC5A
G4IAC5L
G4IAC5MA

G4IDC24
G4IDC5
G4IDC5B
G4IDC5D
G4IDC5K
G4IDC5MA
G4OAC15A
G4OAC24
G4OAC24A
G4OAC5
G4OAC5A
G4OAC5A5
G4OAC5AFM
G4OAC5AMA
G4OAC5MA

G4ODC15
G4ODC24
G4ODC24A
G4ODC5
G4ODC5A
G4ODC5MA
G4ODC5R
G4ODC5R5
G4PB16H
G4PB32H
G4PB8H
G4REG
G4SWIN

IAC5AQ
IAC5Q
IDC5Q
OAC5Q
ODC5Q
PB16A
PB16C
PB16H
PB16HC
PB16T
PB24
PB4
PB4H
PB4R
PB8
PB8H

Versions Affected:

Parts manufactured beginning 2021

Symptoms:

Note: This is an informational KB article to document the current behavior in the affected products.

The LED on the affected products may glow very dimly in the off-state. For example, for legacy digital modules:

When the module is OFF, it may glow very dimly.
When the module is ON, the LED will glow brightly.

This does not affect the functioning of the product.

Questions?

Contact: Opto 22 Product Support.
Phone: 800-835-6786 or 951-695-3080
Email: support@opto22.com

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