Brief Procedures
TDS 520A, 524A, 540A, & 544A Service Manual
4Ć9
Test all channels: * . -/-. *- .#,)/"# .) 0 ,$!3
Remove the test hookup: $-)(( . .# *,) !,)' .# #(( & $(*/.
( .# *,) 5)'* (-.$)( . ,'$(&-
Verify the Time Base
Equipment Required: ( *,)
Prerequisites: )(
Procedure:
Install the test hookup and preset the oscilloscope controls:
Hook up the signal source: (-.&& .# *,) )( CH 1 )(( . .#
*,) .$* .) PROBE COMPENSATION SIGNAL )( .# !,)(. *( &
)(( . .# *,) ",)/( .) PROBE COMPENSATION GND
$"/, 5 )( *" 5
Initialize the oscilloscope:
H , -- -0 , && SETUP
H , -- .# '$(5' (/ /..)( Recall Factory Setup .# ( *, --
.# -$ 5' (/ /..)( OK Confirm Factory Init
Modify default settings:
H , -- AUTOSET .) ).$( 0$ 1& .,$"" , $-*&3
H . .# #),$4)(.& SCALE .) m-
H , -- CLEAR MENU .) , ')0 .# ' (/- !,)' .# -, (
Verify that the time base operates: )(!$,' .# !)&&)1$(" -.. ' (.-
( * ,$) )! .# -+/, 510 *,) 5)'* (-.$)( -$"(& $- )/.
!$0 #),$4)(.& $0$-$)(- )(5-, ( !), .# m- #),$4)(.& -&
- ..$(" - . $( -. *
)..$(" .# #),$4)(.& SCALE %() &)%1$- 2*(- .# 10 5
!),' )(5-, ( '), #),$4)(.& $0$-$)(- * , 10 !),' * ,$) (
.#. )/(. ,&)%1$- ,)..$)( )(.,.- $. ( .#. , ./,($(" .#
#),$4)(.& -& .) m- , ./,(- .# * ,$) .) )/. !$0 $0$-$)(-
# #),$4)(.& POSITION %() *)-$.$)(- .# -$"(& & !. ( ,$"#.
)(5-, ( 1# ( ,)..
Remove the test hookup: $-)(( . .# *,) !,)' .# #(( & $(*/.
( .# *,) 5)'* (-.$)( . ,'$(&-
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