Metrohm 766 IC Sample Processor User Manual
Page 127
6 Appendix
766 IC Sample Processor
122
6.4.7
RS232 interface
This diagnosis step tests the functionality of the serial interface.
•
Prepare instrument for diagnosis (see section 6.4.2).
•
If necessary, press <ê> several times until
diagnosis
>RS232 test
•
<ENTER>
>RS232 test
RS232 test connector ?
•
Insert the 3.496.8480 test plug into the RS232 interface without
turning off the instrument.
•
<ENTER>
The test runs automatically. If no error occurs, the following appears:
>RS232 test
RS232 test ok
•
Remove test plug and press <ENTER>.
diagnosis
>external bus test
6.4.8
External Bus interface
This diagnosis step tests the functionality of parts of the internal EBUS
interface.
•
Prepare instrument for diagnosis (see section 6.4.2).
•
If necessary, press <ê> several times until
diagnosis
>external bus test
•
<ENTER>
If no error occurs, the following identification appears on the display:
>external bus test
address 0x86 type 3
•
<ENTER>
>diagnosis
>beeper test