User manual

CHAPTER 3 : FRONT PANEL AND MENU TREE
3.3 Operating the Network Series Modem
1. Key :
Total 5 keys, as follow:
VO/DA It is used as the voice/data select key for dial line application,
Disconnect/Reconnect selection for leased line applications, or "home"
key for set-up menu to go back to the home menu.
Left key ; It is used to shift to left field.
Right key; It is used to shift to right field or next item.
ENTER Enter key; It is used to enter the next lower level menu or confirm
selections.
EXIT Exit key; use it to go back to the upper level menu.
2. LED indicator : total 10 indicators as following:
PWR -- On for power supply ok.
DTR -- On for DTR signal present.
DSR -- On for DSR signal present.
RTS -- On for RTS signal present.
CTS -- On for CTS signal present.
TXD -- On for "0", off for "1" TXD signal present.
DCD -- On for received carrier signal (DCD) present.
RXD -- On for "0", off for "1", RXD signal present..
OH -- On for Off Hook.
TST -- On for test mode active.
3. LCD displayer :
The modem has a 2 by 16 characters LCD with auto backlight control. Some
different pictures of the LCD display are shown below.
A. Top Menu
Example: V34+ 336 V42bis
D ANS CONNECT 9
Description:
1) Modem Protocol: V34+ 336,V34+ 312,V34 288, V32b 144T, V32 96T, V22b
24,....
2) Data Protocol: V.42bis, V.42, MNP-5, Normal, Direct.
3) Line Type: D (Dial Line), L (Leased Line).
4) Mode: ANS (Answer Mode) ,ORG (Originate Mode).
5) Status: Stanby, Handshaking, Connect, Retrain, Ring...
6) SQ: Signal quality 9,8,7,6....,0
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