Tektronix TPS2000 Series User Manual page 146

Communications (RS-232 and Centronics)
2. Check that the RS-232 cable is firmly connected to both the
oscilloscope and the correct port on the external device.
3. Check that the printer or the program on the personal computer is
using the same port to which you connected the RS-232 cable.
Try your program or printer again.
4. Check that the oscilloscope RS-232 settings match the settings
used by the external device:
5. Try setting both the oscilloscope and the external device to a
slower baud rate.
6. If you receive only part of the printer file, try these remedies:
6- 10
a. Determine the RS-232 settings for the external device.
b. Push the UTILITY button to see the Utility Menu.
c. Push Options
d. Set the oscilloscope to match the settings of the external
device.
e. Try the free Open Choice Desktop software again.
f. Try your terminal-emulator program or printer again.
a. Lengthen the timeout for the external device
b. Make sure the printer is set to receive a binary file, not a
text file.
TPS2000 Series Digital Oscilloscope User Manual
RS-232 Setup.