EPSON WF-C5790/WF-C5790a/WF-C5710/ET-8700/WF-C5210/WF-C5290/WF-C5290a Revision A
Troubleshooting Fax Troubleshooting 185
Confidential
3. Line Voltage (Offhook)
(Line voltage check during off-hook when the line is connected)
3-1. The “Line Voltage (Offhook)” screen shown below appears.
Figure 4-18. Line Voltage (Offhook) Work Procedure (1)
3-2.
Make sure the telephone line is connected, and then press the [#] button.
3-3. The line voltage check results are displayed as shown below.
*1
Figure 4-19. Line Voltage (Offhook) Work Procedure (2)
3-4. Press the [#] button and proceed to the check in the next step.
*1: The values shown on the screen are for reference.
4. Line Status (DT/BT) (Dial tone/busy tone status check)
4-1. Next, the “Line Status (DT/BT)” screen shown below appears.
Figure 4-20. Line Status (DT/BT) Work Procedure (1)
4-2. Press the [#] button, and then perform the DT (dial tone) status check.
The [#] button must be pressed after two to three seconds
since the line voltage fluctuation has stabilized, or when the
fluctuation is more or less understood if it continues.
FAX Line Measurement
3. Line Voltage (Offhook)
Please push “Run”.
Run:[#] / Skip:[*]
FAX Line Measurement
3. Line Voltage (Offhook)
Now measuring...
6.0 [V]
Run:[#]
If you want to go to next step,
push “Run”.
In this step, the two states of dial tone and busy tone are
checked and recorded.
The recording of the status check results is performed when
the # button is pressed in the respective status.
Since the dial tone shifts to busy tone after a fixed time has
elapsed, note that if recording is not performed during the
dial tone, the check results cannot be correctly recorded.
FAX Line Measurement
4. Line Status (DT/BT)
Please push “Run”
Run:[#] / Skip:[*]