Service manual

277
SEP 2006
Ver. 1.1
DP-8020E/8020P/8016P
012 DTMF Level 00 = 0 dBm
~
15 = -15 dBm
Selects the DTMF output level, 0 to -15 dBm in 1
dBm steps.
013 G3 RX EQL 1 = 0dB
2 = 4dB
3 = 8dB
4 = 12dB
Selects the cable equalizer for G3 reception mode,
0dB, 4dB, 8dB, or 12dB.
014 G3 TX EQL 1 = 0dB
2 = 4dB
3 = 8dB
4 = 12dB
Selects the cable equalizer for G3 transmission
mode, 0dB, 4dB, 8dB, or 12dB.
015 ~
016
Not Used
017 TX Start 2400 bps
4800 bps
7200 bps
9600 bps
TC7200
TC9600
12000 bps
14400 bps
Selects the transmission modem start speed,
14400/12000/TC9600/TC7200/9600/7200/4800/
2400 bps.
Press “V”, or “/\ “ to select the symbol rate.
Note:
This parameter is applicable only when
communicating with regular G3 machines. When
communicating with Super G3 (V.34) machines,
use Parameter No. 32.
018 RX Start 2400 bps
4800 bps
7200 bps
9600 bps
TC7200
TC9600
12000 bps
14400 bps
Selects the reception modem start speed, 14400/
12000/TC9600/TC7200/9600/7200/4800/2400 bps.
Press “V”, or “/\ “ to select the symbol rate.
Note:
This parameter is applicable only when
communicating with regular G3 machines. When
communicating with Super G3 (V.34) machines,
use Parameter No. 33.
019 ITU-T V.34 1 = Off
2 = On
3 = Select
Selects whether the ITU-T V.34 is Off, On, or
Select.
Select: Select whether the ITU-T V.34 is Off, or On,
when entering Phone Book Dialing
Numbers, or Manual Number Dialing.
020 ITU-T ECM 1 = Off (Invalid)
2 = On (Valid)
Select the ECM mode.
021 EP Tone 1 = Off (without EP Tone)
2 = On (with EP Tone)
Selects whether to add the echo protect tone on
V.29 mode.
(Used when Echo Suppression is disabled.)
On : Add
Off : Do not add
022 Signal Interval 1 = 100 ms
2 = 200 ms
3 = 500 ms
Selects the time interval between the receiving
signal, and the transmitting signal.
023 TCF Check 1 = Normal (Short)
2 = Long
Selects the TCF check interval Long/Short
024 CED Frequency 1 = 1080 Hz (non ITU-T)
2 = 2100 Hz
Selects the CED frequency 2100/1080 Hz
025 COMM. Start-Up 1 = First
2 = Second
Selects the communication start-up condition (XMT,
and Polling).
(Used when Echo Suppression is disabled.)
Function Parameter Table
No. Parameter Selections Function