Troubleshooting (DPO7000 Series, MSO70000/C Series, DSA/DPO70000B/C Series)
Troubleshoot
ing (DPO7000 S eries, MSO70000/C Series,
DSA/DPO70000B/C Series)
CAUTION. Before performing this or any other procedure in this manual, read the
General Saf
ety Summary and Service Safety Summary found at the beginning of
this manual.
To prevent
possible injury to service personnel or damage to electrical
components, please read information on Preventing ESD. (See page 4-1,
Pre venting ESD.)
This section contains information a nd proc edures designed to help you isolate
faults to a module.
This section requires that service personnel have the appropriate skills to work on
this instrument, including PC troubleshooting and Microsoft Windows operating
system skills. Details of PC and Windows operation and service are not in this
manual.
For assistance, contact your local Tektronix Service Center.
Service Level
This subsection contains information and procedures designed to help you isolate
faulty modules in the instrument. If a m odule needs to be replaced, follow the
Removal and Installation Procedures located in this section.
Check for Common
Problems
Use the following table to quickly isolate possible failures. The table lists
problems and possible causes. The list is not exhaustive, but it may help you
eliminate a p roblem that is quick to fix, such as a blown fuse or loose cable.
Table 4-6: Failure symptoms and possible causes
S
ymptom
P
ossible cause(s)
Instrument will not power on Power cord not plugged in
Faulty power supply
Faulty power interconnect board
4–16 MSO70000/C, DSA70000B/C, DPO70000B/C, DPO7000, MSO5000, DPO5000 Series
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