Crestron electronic Network Distribution Block manual Z LED Illumination, Further Inquiries

Crestron CNHBLOCK Multi-Type Network Distribution Block

Y and Z LED Illumination

The combination of the Y and Z data LEDs, and their brightness of illumination (bright, dim, and off), indicate whether the input data signals to the CNHBLOCK are correct. Refer to the table on the next page for LED illuminations and the associated data signal conditions.

NOTE: The Y and Z data LEDs are provided to denote errors with the data signal inputs to the CNHBLOCK. The LEDs do not indicate problems that exist in the output wiring from the CNHBLOCK to other devices.

CNHBLOCK Data Signal LED Troubleshooting

Y	Z	DATA SIGNAL CONDITIONS
Bright	Dim	Both Y and Z data signals present.
Off	Bright	Both data signals missing.
Bright	Bright	Y data signal is present, Z is missing.
Off	Dim	Z data signal is present, Y is missing.
Dim	Bright	Y and Z data signals reversed.

Further Inquiries

If after reviewing this Operation & Installation Guide, you cannot locate specific information or have questions, please take advantage of Crestron's award winning technical support team by calling:

∙In the US and Canada, call Crestron’s corporate headquarters at 1-888-Crestron [1-888-273-7876] or 1-201-767-3400.

∙In Europe, call Crestron International at +32-15-50-99-50.

∙In Asia, call Crestron Asia at +852-2341-016.

∙In Latin America, call Crestron Latin America at +525-574-15-90. For local support from exclusive Crestron factory-trained personnel call:

∙In Australia, call Soundcorp at +613-9488-1555.

∙In New Zealand, call Amber Technologies at +649-410-8382.

Operation & Installation Guide - DOC. 8157 Multi-Type Network Distribution Block: CNHBLOCK ∙ 7