Metrohm 711 Liquino - Manual (Page 160)

6.5 Diagnosis
711 Liquino, Instructions for use 154
6.5.8 Check remote interfaces
This diagnosis step allows the functioning of all outputs and inputs as well
as the input filter of the remote interface to be checked.
•
Prepare instrument for diagnosis (see Sect. 6.5.3).
• If necessary press key <9> several times until

di agnosi s
>r emot e t est
• <ENTER>

>r emot e t est
>I O CONNECTOR ?
• Without switching the instrument off insert test plug 3.496.8510 into
the "Remote" socket.
• <ENTER>
 The test proceeds automatically. If no faults are found the display
shows:

>r emot e t est
I O TEST OK
• Remove test plug.
• The test is exited by pressing the <STOP> key.

di agnosi s
>RS232 t est
6.5.9 Check RS232 interfaces
This diagnosis step allows the functioning of all outputs and inputs of the
RS232 interface to be checked.
•
Prepare instrument for diagnosis (see Sect. 6.5.3).
• If necessary press key <9> several times until

di agnosi s
>RS232 t est
• <ENTER>

>RS232 t est
RS CONNECTOR ?
• Without switching the instrument off insert test plug 3.496.8560 into
the "RS232" socket.
• <ENTER>
 The test proceeds automatically. If no faults are found the display
shows:

>RS232 t est
RS TEST OK
• Remove test plug.
• The test is exited by pressing the <STOP> key.

di agnosi s
>ext er nal bus t est