User manual

Brief Performance Checks
TAS 455 and TAS 465 Service Manual
4Ć9
Verify the External Trigger
 ."// 0%" TRIGGER MENU 100+* /"0 MODE 0+ Normal *! SRC 0+
EXT <1> +*#&.) 0%0 *+ /3"", &/ !&/,(5"!
 */0(( 0%" ,.+" +* 0%" EXT TRIG +**" 0+. +**" 0 0%" ,.+" 0&, 0+
PROBE COMP +* 0%" #.+*08,*"( +**" 0 0%" ,.+" $.+1*! 0+ 0%"
$.+1*! .."( +# * 1*1/"! &*,10 
 ."// 0%" SET LEVEL TO 50% 100+*
 ".&#5 0%0 0%" )&* /3"", &/ 0.&$$"."! *!  /&*$(" 0. " &/ !&/,(5"!
 ."// 0%" AUTOSET 100+*
 &/ +**" 0 0%" ,.+" #.+) 0%" +/ &((+/ +,"
%" ,.+ "!1."/ 0%0 #+((+3 ((+3 5+1 0+ -1& '(5 +),"*/0" 0%" (&.0&+*
+# 0%" +/ &((+/ +," #+. *5 "40".*( 0"),".01." 2.&0&+*/ %&/ "*/1."/ 0%"
)+/0  1.0" )"/1.")"*0/ + 0"/0 "-1&,)"*0 &/ ."-1&."! 0+ ,".#+.)
0%"/" ,.+ "!1."/
,0&)1) &*/0.1)"*0 ,".#+.)* " !","*!/ +* 0%" ." +))"*!"!
)&*10" )&*&)1) 3.)81, 0&)" ,.&+. 0+ ,".#+.)&*$ 0%" #+((+3&*$
(&.0&+* .+10&*"/ (( (&.0&+* .+10&*"/ ."-1&."  /1 "//#1(
+),("0&+* *+ 7#&("! )"//$"
%" "),".01." +),"*/0&+* (&.0&+*/ ##" 0 0%"  1. 5 +#
0%" !&/,(5 /5/0") 0%"."#+." 0%"5 /%+1(! +*(5 " ,".#+.)"! 5 
-1(&#&"! 0" %*& &*
Horizontal Sweep Path
 ."// 0%" AUTOSET 100+*
 ."// 0%" UTILITY 100+* *! /"(" 0 CAL #.+) 0%" )&* )"*1
 "(" 0 Horizontal Sweep Path #.+) 0%" /1 )"*1 &*&0&0&*$ 0%" .+10&*"
%" Horizontal Sweep Path .+10&*" 0'"/ +10  /" +*!/ 0+ +)8
,("0" &0/ &*&0&( (&.0&+*/ * " +),("0" 03+ !+0/ ." !&/,(5"! %"
!&/,(5"! !+0/ ." 1/"! #+. 0%" *"40 %+.&6+*0( (&.0&+* /0",/
NOTE
The following steps use both the General Purpose Knob and the
TOGGLE button to make adjustments. The General Purpose Knob
performs two functions: to adjust gain and centering. Pressing the
TOGGLE button selects the function of the General Purpose Knob.
 /"  +)&*0&+* +# 0%" TOGGLE 100+* *! 0%" "*".( 1.,+/"
*+ 0+ ,+/&0&+* 0%" 03+ !+0/ "&$%0 !&2&/&+*/ ,.0 "*0"."! %+.&6+*0((5
/"" &$1." 8
Temperature
Compensation
Calibrations