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9/24/01 10-5
Figure 10-3: FXO/DPT Card Switch Settings
FXO V-2.2
UP (ON)
LS
GS
LS
GS
All 12 channels
are in
DPT Mode*
All 12 channels
are in
FXO Mode
Channel One
is in Loop
Start Mode
Channel 12
is in Loop
Start Mode
Channel Three
is in Ground
Start Mode
LS
GS
UP (ON)
4
3
2
1
4
3
2
1
XMT
RCV
XMTRCV
ON
1 2 3 4 5 6
6 5 4 3 2 1
ON
FXO V x.x
These switches are
set for -9 dB
attenuation for both
transmit and receive
These switches are
set for 0 dB
attenuation for both
transmit and receive
In DPT Mode, all
channels must
be set
for LOOP start
In FXO Mode, each
channel can be set
for either LOOP start
or Ground start