21
CHAPTER 3: Configuration
3.3.2 M/34 (V.35) R
EAR
C
ARD
S
TRAP
S
ETTINGS
Figure 3-7 shows the strap location for the M/34 rear card. This strap determines
whether signal ground and frame ground will be connected.
Figure 3-7. Strap locations.
Table 3-11 provides an overview of interface strap functions for the rear interface
cards. Following the table overview are detailed descriptions of each strap’s
function.
Table 3-11. Interface card strap summary.
Strap
Function
Position 1 and 2
Position 2 and 3
JB3
DTE Shield (Pin A)
Connected
Open*
and FRGND
JB4
FRGND and Connected
Open*
SGND (Pin B)
*Default setting
JB3
JB4
