Maintenance
To Remove Modules
To remove any of
the instrument modules or assemblies, you must first
remove the rear cover and separate the front chassis from the rear chassis.
To remove the F
ront Panel board assembly or the front panel case assembly,
you must first remove the Main board assembly, the Analog board assembly,
and the front chassis.
To remove or install the keypad, do not touch the switch contacts with your
fingers. The oils on your fingers will degrade or damage the switch contacts.
To help prevent damage to the keypad, use cotton gloves when removing or
installing the keyboard pad.
Figure 4: Module locator
24 MSO4000B and DPO4000B Series Digital Phosphor Oscilloscopes Service Manual
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