Paradyne COMSPHERE 3920Plus Technical Reference Manual page 350

COMSPHERE 392xPlus Modems
F
faceplate, 1-4, 1-5, 3-2
factory default configurations, 2-13, 5-2, F-2–F-7
loading, 14-9
Fast Disconnect
Multiport mode, 5-20
S-Register, 14-29
Singleport mode, 5-51
features, 1-7
firmware, Mixed Tributary
Multiport mode, 5-34
S-Register, 14-21
Singleport mode, 5-77
firmware part number (FPt #), 4-8
firmware revision level (FRev), 4-8
firmware upgrades/download, 7-8–7-15
automatic, 7-16
download center phone number, 7-16
flow control
AT command, 14-14, 14-15
modem-to-modem, 5-67, 14-13
of DTE, 5-66
of modem, 5-66
front panel. See diagnostic control panel
function keys, 3-6, 3-8, 5-7
G
Gain Hit Threshold
Multiport mode, 5-26
S-Register, 14-21
Singleport port, 5-59
government requirements
Canada, 1-12
United States, 1-10–1-11
H
handshaking sequence, 11-2, 11-3
hang up, 10-4
hardware part number (HPt #), 4-8
HDLC, 5-45, 5-68, D-1
Health and Status definitions, 4-3–4-4, 4-14–4-15
Hook Switch Control, AT command, 14-7
I
Identification, AT command, 14-7
Identity, 4-8–4-9
indicators, status (LEDs), 3-2–3-5
installation
Model 3920Plus, 2-3–2-14
Model 3921Plus, 2-8–2-12
Index-4
K
keypad, 3-7–3-8
L
LAPM, 5-64, 5-65
LCD (liquid crystal display)
description, 3-1, 3-6–3-7
menu structure, 3-9–3-10
messages, 3-10, 4-3–4-4, 4-14–4-15
Lease Lookback
Multiport mode, 5-29
Singleport mode, 5-62
leased backup operation. See backup, leased
leased line
modulation, 5-25, 5-57
rates, 1-14, 5-25, 5-57
telephone interface, 1-13
transmit level, 1-14
Leased Line configuration options
Multiport mode, 5-25
Singleport mode, 5-57
leased line operation, 5-25–5-29, 5-57–5-63
Leased Line Rate
Multiport mode, 5-25
S-Register, 14-23
Singleport mode, 5-57
Leased Mode
AT command, 14-10
Multiport mode, 5-25
Singleport mode, 5-58
Leased Transmit Level
Multiport mode, 5-26
S-Register, 14-23
Singleport mode, 5-59
leased-line connection, 2-7
leased-line operation, B-2
LEDs (status indicators), 3-2–3-5
line connection
dial, 2-7
leased, 2-7
Line Current Disconnect
Multiport mode, 5-20
S-Register, 14-26
Singleport mode, 5-51
Line Dialer configuration options group
Multiport mode, 5-19
Singleport mode, 5-49
Line Feed Character, 5-47
S-Register, 14-17
Link Delay
Multiport mode, 5-34
Singleport mode, 5-77
Load Number (LN), 1-12
Long Space Disconnect
AT command, 14-8
Multiport mode, 5-21
Singleport mode, 5-51
October 1998 3920-A2-GH30-40