Olivetti d-Copia 284MF Service Manual page 89

Maintenance
item No.
Setting the Td time-out time
U641
Sets the length of the time required to determine silent status (fax), one of the triggers for Tc time check. In the
(cont.)
TAD mode, change the setting when fax reception is unsuccessful or a telephone fails to receive a call. Be
sure not to set it too short; otherwise, the mode may be shifted to fax while the unit is being used as a tele-
phone.
1. Change the setting using the cursor left/right keys.
Description
Td time-out time
2. Press the start key. The value is set.
Completion
Press the stop key. The screen for selecting a maintenance item No. is displayed.
Setting modem 1
U650
Description
Sets the G3 cable equalizer.
Sets the modem detection level.
Start
1. Press the start key.
2. Select the item to be set using the cursor up/down keys.
Display
REG. G3 TX EQR
REG. G3 RX EQR
RX MODEM LEVEL
Setting the G3 transmission cable equalizer
Perform the following adjustment to make the equalizer compatible with the line characteristics.
1. Select [0dB], [4dB], [8dB] or [12dB] using the cursor up/down keys.
Initial setting: 0dB
2. Press the start key. The setting is set.
Setting the G3 reception cable equalizer
Perform the following adjustment to make the equalizer compatible with the line characteristics.
1. Select [0dB], [4dB], [8dB] or [12dB] using the cursor up/down keys.
Initial setting: 0dB
2. Press the start key. The setting is set.
Setting the modem detection level
To improve the transmission performance when a low quality line is used.
1. Select [33dBm], [38dBm], [43dBm] or [48dBm] using the cursor up/down keys.
Initial setting: 43dBm
2. Press the start key. The setting is set.
Completion
Press the stop key. The screen for selecting a maintenance item No. is displayed.
Y111030-4
Description
Setting range
1 to 255 s
Description
Sets the G3 transmission cable equalizer.
Sets the G3 reception cable equalizer.
Sets the modem detection level.
Service Manual
Initial setting
9 (120 V)/6 (220-240 V)
2JN
1-3-61