3JG
1-3-15
Maintenance
Description
item No.
U633 Setting communication control 4
Description
Makes settings for fax transmission regarding the communication.
Purpose
To reduce transmission errors when a low quality line is used.
Start
1. Press the enter key. The screen for selecting an item is displayed.
2. Select the item to be set using the up/down cursor keys.
3. Press the enter key. The screen for the selected item appears.
Display Description
1:V.34 Enables or disables V.34 communication.
2:V.34-3429Hz Sets the V.34 symbol speed (3429 Hz).
3:DIS 2RES Sets the number of times of DIS signal reception.
4:RTN CHECK Sets the reference for RTN signal output.
Enabling/disabling V.34 communication
Sets whether V.34 communication is enabled/disabled for transmission and reception.
1. Change the setting using the cursor up/down keys.
Display Description
1: ON V.34 communication is enabled for both transmission and reception.
2: TX V.34 communication is enabled for transmission only.
3: RX V.34 communication is enabled for reception only.
4: OFF V.34 communication is disabled for both transmission and reception.
2. Press the enter key. The value is set.
3. To return to the screen for selecting an item, press the back key.
Setting the V.34 symbol speed (3429 Hz)
Sets if the V.34 symbol speed 3429 Hz is used.
1. Change the setting using the cursor up/down keys.
Display Description
1: ON V.34 symbol speed 3429 Hz is used.
2: OFF V.34 symbol speed 3429 Hz is not used.
2. Press the enter key. The value is set.
3. To return to the screen for selecting an item, press the back key.
Setting the number of times of DIS signal reception
Sets the number of times to receive the DIS signal to once or twice. Used as one of the correction measures for
transmission errors and other problems.
1. Change the setting using the cursor up/down keys.
Display Description
1: ONCE Responds to the first signal.
2: TWICE Responds to the second signal.
2. Press the enter key. The value is set.
3. To return to the screen for selecting an item, press the back key.
Setting the reference for RTN signal output
Sets the error line rate as the reference for RTN signal output. If transmission errors occur frequently due to the
quality of the line, they can be reduced by lowering this setting.
1. Change the setting using the cursor up/down keys.
Display Description
1: 5% Error line rate of 5%
2: 10% Error line rate of 10%
3: 15% Error line rate of 15%
4: 20% Error line rate of 20%
2. Press the enter key. The value is set.
3. To return to the screen for selecting an item, press the back key.