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Option Switch Settings
H-38 September 1995 Issue 1
!
CAUTION:
To prevent damage from static electricity, always wear an EMC wrist strap
(comcode 900 698 226) when handling circuit packs or other switch
components.
Table H-27. Signaling Formats for TN760
Mode Type
E & M Type I Standard (unprotected)
E & M Type I Compatible (unprotected)
Protected Type I Compatible, Type I Standard
Simplex Type V
E&M Type V
E&M Type V Revised
Table H-28. Signaling Type Summary
Signaling Transmit (M Lead) Receive (E Lead)
Type On-Hook Off-Hook On-Hook Off-Hook
Type I
Standard
grd bat open*/bat grd
Type I
Compatible
open*/bat grd grd open*/bat
Type V open/bat* grd open grnd
Type V
Reversed
grd open grd open
* An open circuit is preferred over voltage.