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Appendix A: Interfaces
K1297-G20 Monitor User Manual
A-35
Auxiliary Connections
The modules also provide the following auxiliary connections:
H Headphones: A 3.5-mm stereo jack is used as headphone connector.
Software has not been not implemented yet but is coming soon: a
B channel can be monitored bidirectionally via the stereo headphones.
NOTE. Use a headphone with a ferrit part in order to fulfill EMC
regulations.
H B channel connection “64k EXT”: The B channels can be accessed
externally with the appropriate setting in the configuration menu (also
see below B Channel Access Adapter).
H Supply module, auxiliary connection “EXT”, red and black, for supply
voltage: Two 4-mm banana jacks are provided for measuring the
supply voltage (red: normal + and black: normal –) supplied by the NT
(with S
0
) or the LT (with U
2B1Q
) when monitoring.
CAUTION. Due to EMC reasons, use only high quality, shielded cables!