High density digital breakout board jumpers are reversed

Applies To:

SNAP-IDC-HDB
SNAP-ODC-HDB

Symptoms:

When the SNAP-IDC-HDB breakout rack is used with the SNAP-HD-BF6 cable to connect to the SNAP-IDC-32 module, all input channel LEDs are turned on, even though field signals are not present.

When the SNAP-ODC-HDB breakout rack is used with the same cable and a SNAP-ODC-32-SRC or SNAP-ODC-32-SNK module, the corresponding output point LEDs do not turn on when a point is turned on.

Workaround:

If you are having the above symptoms, jumper the board according to the following:

SNAP-IDC-HDB: Install the JPA, JPB, JPC, and JPD jumpers as shown:

[image1]

SNAP-ODC-HDB: Install the jumpers as shown below:

[image2]

Questions?

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

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