Removal and Installation Procedures
TDS 520A, 524A, 540A, & 544A Service Manual
6Ć25
A12 FrontĆPanel Assembly
NOTE
This procedure includes removal and reinstallation instructions for
the front panel and front panel buttons. Unless either of those modĆ
ules are being serviced, do not do step 4, Further disassembly of
frontĆpanel assembly".
Assemble equipment and locate modules to be removed:
) ", &%*%)% *' &- . #%+R '$ '!& "
#' ' !#( & '# %!#) " ' #'#% %! External
Modules (% .
# ' $%#(% Front Cover, Trim Ring, Menu Buttons, and AttenuaĆ
tor Panel, &'$& !!' , $%" '& $%#(%
Orient the oscilloscope: ' ' #& #&#$ &# '& #''#! & #*" #" '
*#% &(% " '& %#"' & " ,#(
Remove the frontĆpanel assembly:
' ' %#"'.$" &&! , #(' # ' %#"' &($" ("' ,#( "
% ' "'%#""' #""'" ' '# ' $%#&&#%&$ ,
#%
&#""' '' ' # ' $%#&&#%&$ , #% &#".
"' ' +.#% #""'#% ' # ' %#"'.$" &&! ,
+ #% & $%' # ' &$ ,.%! &&! ,
" , ' ' %#"'.$" &&! , #(' # ' %#"' &($" '#
#!$ ' ' %!#)
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