Maintenance
Module removal
WARNING. Only qualified personnel should perform service procedures. Before
performing th
is or any other procedure in this manual, read the General Safety
Summary and Service Safety Summary located at the beginning of this manual.
Also, to prevent possible injury to service personnel or damage to electrical
components, read Preventing ESD. (See page 4-1, Preventing ESD.)
To remove an assembly, refer to the exploded view diagrams and parts lists. (See
page 5-1, Replaceable parts list.)
If you are disassembling the instrument for cleaning, refer to the Inspection and
Cleaning procedure for instructions. (See page 4-1, Inspection and cleaning.)
WARNING. Disconnect the pow er cord from the line voltage source. Failure to do
so could cause serious injury or death.
Required equipment
You will need Torx drivers with a T-15 and T-10 Torx tip to remove instrument
screws.
To rem
ove modules
To remove any of the instrument modules or assemblies, you must first
remove the rear cover and separate the front c hassis from the rear c ha ssis.
To remove the Front Panel board assembly or the front panel case assembly,
you must first remove the Main board assembly and the front chassis.
To remove or install the keypad, do not touch the switch c ontacts with your
fingers. The oils on your fingers will degrade o r damage the switch contacts.
To help prevent damage to the keypad, use cotton gloves when removing or
in
stalling the keyboard pad.
Troubleshooting
This section contains information and procedures to help you isolate a defective
module in the TBS2000 Series oscilloscopes.
WARNING. Before performing this or any other procedure in this manual, read the
General Safety Summary and Service Safety Summary found at the beginning of
this manual, and, to pre vent possible injury to service personnel or damage to
electrical components, read Preventing ESD. (See page 4-1, Preventing ESD.)
TBS2000 Series Service Manual 4–5
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