If you are having problems with your DS345 you can call us at
If you wish to try and fix the problem yourself, the user manual may be useful, and the following troubleshooting guide may be helpful too.
Troubleshooting Guide
1) Instrument is unresponsive to front-panel button presses
Try a power-up reset. Turn the power off, then while holding the CLR key down, turn the power back on. After two seconds release the CLR key. If this doesn't correct the problem the instrument will need to come back to SRS for service. Click here to get an RMA number.
2) How to generate a pulse or variable duty cycle square wave
Click here to download the procedure.
If you are still having trouble with your DS345, it will need to come back to SRS for service. Click here to get an RMA number.