US Robotics 002605-00 Manual page 149

Fn Sets online local echo of
transmitted data ON/OFF.
F0 Local echo ON.
Modem sends a copy
of data it sends to the
remote system to your
screen.
F1 Local echo OFF.
Receiving system
may send a remote
echo of data it
receives.
Hn Controls ON/OFF hook.
H0 Hangs up (goes on
hook).
H1 Goes off hook.
In Displays the following
information.
144
P III: S D: T
ART ECTION
Q R
ECHNICAL UICK EFERENCE
I0
I1
I2
I3
I4
I5
I6
I7
Ln Controls speaker volume
(internals only).
L0
L1
L2
L3
Mn Operates speaker.
Four-digit product
code
Results of ROM
checksum
Results of RAM
checksum
Product type
Current modem
settings
Nonvolatile memory
(NVRAM) settings
Link diagnostics
Product configuration
Low volume
Low volume
Medium volume
High volume