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Corrective Maintenance
Maintenance
6Ć12
The top and/or bottom covers will need to be removed for most repairs. To
loosen the cover fasteners, use a coin or a straightĆslot screwdriver with a
largeĆsized tip and rotate the cover fasteners a quarter turn counterĆclockĆ
wise.
Whenever a specific area is mentioned (such as the right side), it will usually
be in reference to the front of the instrument. If another reference is inĆ
tended, it will be indicated (for example, viewing from the left side or viewing
from the rear of the instrument).
All connector names are labeled on the circuit board and/or on the connecĆ
tors themselves.
WARNING
To avoid electricĆshock hazard and instrument damage, always
disconnect the CSA 803A from its power source before removing or
replacing FRUs. For sampling head removal or replacement, switch
the front panel ON/STANDBY switch to STANDBY.