YSI 3200 - Manual (Page 39)

SECTION 5 DIAGNOSTICS
The YSI 3200 has a diagnostic mode that is used to test RS232 communications and the internal
beeper. From the Operation menu, press the [DIAG] soft key to enter Diagnostics mode. The
following screen will be displayed.
DIAG
2.0 Application version
1.4 Controller version
SEND BEEP
This screen shows the current software version numbers and has soft keys for testing the RS232
communications and the internal beeper.
NOTE: While operating the 3200, the instrument may sense a problem and display an error
message. Refer to section 7 Troubleshooting for information on error messages.
5.1 SEND
The send diagnostic function is useful for setting up RS232 communications parameters. The
send key causes strings of data to be sent to the serial port at every supported baud rate. From the
Diagnostics menu, press the [SEND] soft key to start sending test data strings.
SEND TEST
sending strings at all baud rates.
[9600] Baud rate
QUIT QUIT QUIT QUIT
The 3200 will cycle through all supported baud rates. You will see garbage on the computer or
serial printer when the baud rates do not match. When the baud rate is correct, legible text will be
displayed on the computer or serial printer. The legible text will tell you what baud rate setting to
use. Press the [QUIT] soft key to exit, then program the 3200 for the legible baud rate. See 4.3
Send, Send Setup.
5.2 BEEP
The [BEEP] soft key is used to confirm the operation of the beeper. Each time the [BEEP] soft
key is pressed, a beep should be heard.
YSI Incorporated Model 3200 35