User manual

CHAPTER 3 : FRONT PANEL AND MENU TREE
password. Time required for sending password is about 2
seconds; Control code ‘+’ can be applied in #0..#9.
CallBack No.
(Call back telephone number). Assign one of the stored phone
number #0..#9 as the Call Back Number. Control codes such as
‘+’, ‘<’, ‘>’ should not appear in phone number.
#0..#9
CallBack Timer
The period ANS modem will delay before start Call Back
procedure (from Idle to Dial). When this option is set to
‘Disable’, all Call Back related function will also be disabled
(including Dynamic Callback assignment function).
Disable
1…255 Seconds
Compress
At%Cn Control of the data compression function
Off AT%C0 /disable data compression function
(use V42 or MNP4 error correction only)
On AT%C1 /enable data compression function
(use V42bis or MNP5 data compression in addition
to V42 or MNP4 error correction)
3.5.4 TEST MENU
Item Name Command Description
Clear All
AT&T0 Clear all the tests in one time, and a statement "Has been done"
shall be shown.
LAL
ON
OFF
AT&T1 Local analog loop test (ON/OFF).This test is normally used to
certify if the modem is in normal operation condition. Also,
this test is usually carried out together with B.E.R test.
RDL
ON
OFF
AT&T6 For remote digital loop test (ON/OFF). This test can control
remote modem to executive digital loop for BER test to find
out if the modem and line of both ends are in normal condition.
DL
ON
OFF
AT&T3 For digital loop test (ON/OFF). This test enable the received
digital data demodulated and send back to match with the far
end test.
RDL Grant
Set for accepting remote digital loop(RDL) test.
ON AT&T4 /Enable. (default)
OFF AT&T5 /Disable.
Error Count
0..65535
Bit error count display function. Press Left or Right shift key to
insert error. Press "ENTER" key to clear.
B.E.R Test
AT&T10 Set bit error rate test function.
OFF /Disable (default).
511 /use the 511 test pattern
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