Mita PointSource Ai 3010, Service Manual

Page: 231 / 478

3-2-80-14
2AR-1
Mainte-
nance Description
item No.
U608
(cont.)
Setting the reference for RTN signal output
Sets the error line rate as the reference for RTN signal output. If transmis-
sion errors occur frequently due to the quality of the line, these can be
reduced by lowering the setting.
1. Change the setting using the numeric keys.
Error line rate of 5%
Error line rate of 10%
Error line rate of 15%
Error line rate of 20%
Display
1: 5
2: 10
3: 15
4: 20
Description
2. Press the start key. The value is set.
3. To return to the screen for selecting an item, press the stop/clear key.
Setting the waiting period to prevent echo problems at the sender
Sets the period before a DCS signal is sent after a DIS signal is received.
Used when problems occur due to echoes at the sender.
1. Enter 1 or 2 using the numeric keys to change the setting.
Sends a DCS 500 ms after receiving a DIS.
Sends a DCS 200 ms after receiving a DIS.
Display
1: 500
2: 200
Description
2. Press the start key. The value is set.
3. To return to the screen for selecting an item, press the stop/clear key.
Setting the waiting period to prevent echo problems at the receiver
Sets the period before an NSF, CSI or DIS signal is sent after a CED
signal is received. Used when problems occur due to echoes at the
receiver.
1. Enter 1 or 2 using the numeric keys to change the setting.
Sends an NSF, CSI or DIS 500 ms after receiv-
ing a CED.
Sends an NSF, CSI or DIS 75 ms after receiving
a CED.
Display
1: 500
2: 75
Description
2. Press the start key. The value is set.
3. To return to the screen for selecting an item, press the stop/clear key.