Mitsubishi Electric MELSEC Q Series User Manual page 477

9 TROUBLE SHOOTING
Error
Error name
code
Flow control command
0312h
error
Dial pause command
0313h
error
0314h Dial-up error
0315h CALL connection error
Line disconnection
0316h
error
0317h Modem DR signal error
9 - 22
Error definition
The modem is not compatible with
the flow control command.
The modem is not compatible with
the dial pause command.
Failed to establish dial-up
connection.
Failed to connect the line by CALL
function.
The line was disrupted
unexpectedly.
(due to cable breakage, power-off
of the modem or line disruption by
the service provider)
The DR signal of the modem
turned off.
(From the previous page)
Corrective action
 Replace the modem with the one
that is compatible with the flow
control command.
(Refer to Section 4.6.4 (6))
 Set the flow control command in
"AT command additional setting"
of the dial-up setting. (Refer to
Section 4.6.4)
 Replace the modem with the one
that is compatible with the dial
pause command.
(Refer to Section 4.6.4 (6))
 Set the dial pause command in
"AT command additional setting"
of the dial-up setting. (Refer to
Section 4.6.4)
 Check the power supply of the
modem, cable and line status.
 Check the dial-up setting
(whether the access point and
dial pause time are correct).
(Refer to Section 4.6.4)
 Check the power supply of the
modem, cable and line status.
 Check the dial-up setting
(whether the access point, user
name and password are correct).
(Refer to Section 4.6.4)
 Check the system setting
(whether "Obtain an IP address
automatically." is selected).
(Refer to Section 4.6.3)
 Check the power supply of the
modem, cable and line status.
 Check the power supply of the
modem and cable status.
(Continued on the next page)
MELSEC-Q
Error type
Continue
Continue
Continue
Continue
Continue
Continue
9 - 22