Section6
APPENDIX
Troubleshooting
This section describes countermeasures for temporary hardware problems. Check the
malfunction in this section before sending the hardware for repair.
Problem
Device restarts during operation. • Is the power supply device connected correctly?
Judgments are not output to
external device.
No input signal received
No communications with per-
sonal computer
The main display remains on
[-----].
Error indicator is lit.
ZS-DSU
6-2
User's Manual
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Probable cause and possible countermeasure
• Are all cables connected correctly?
• Is the signal line disconnected?
• Are reset inputs short-circuited?
• Are all cables connected correctly?
• Is the signal line disconnected?
• Is the USB cable connected correctly?
• Is the RS-232 cable connected correctly?
• Is the controller assigned as the source in a non-measurement
state?
• Does the display show the remaining number of points even
though the number of data is not set to the trigger end conditions?
• Does the display show the remaining time even though the time is
not set to the trigger end conditions?
• Check to see if the Memory Card is inserted correctly.
• Check the remaining amount of space on the Memory Card.
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