Performance Tests
TDS 310, TDS 320 & TDS 350 Service Manual 4Ć17
  ..# SEC/DIV)! .# D &3  .$' - .)(-
NOTE
When you change the SEC/DIV in step 10, the delay time readout
changes to 10.00001 or 9.99999. This is normal and has no effect
on the verification
 # %.#. .# ,$-$(" " )! .# ',% , ,)-- - .#  (. , #),$4)(.&
",.$/& &$( . *)$(.1$.#$( 5$0$-$)(- )! (. , ",.$/& 
 $-)(( ..# . -.#))%/*

Delta Time Measurement Accuracy

 &. .$' ' -/, ' (. /,3$- 0 ,$!$ 3 -/ --!/&)'*& .$)( )!.#
*, 0$)/- *,) /, 
# - *,) /, - # % .#)- #,. ,$-.$- .#., &. .).# .,$"" ,
-3-. ' ( , &$-.  - # % /( , WarrantedCharacteristics $( .#
Specifications - .$)(.

Check Edge Trigger Sensitivity,DC Coupled

Equipment Required: ( ' $/'7!, +/ (3 & 0 &  -$( 10 " ( ,.),
. '  .1) *, $-$)( 6W)2$&& - . ' )(  W. ,'$(.$)(
. '  ( )(  )(( .),. ' 
Time Required: **,)2$'. &3  '$(/. -
Prerequisites: See page 4Ć11.
Procedure:
 , -- SAVE/RECALL SETUP Recall Factory Setup OK Confirm
Factory Init
  . .# VOLTS/DIV.)  '
  . .# SEC/DIV .) (-
 , -- TRIGGER MENU Mode Normal
 , -- ACQUIRE Mode Average 16
 )(( . )(  W& .) .# )/.*/.)! .# -$( 10 " ( ,.),..#
 )(( .), .).# ).# , ( )!.# & )(( . - )(
W& .) .# ).# , -$ )! .#  )(( .),
 )(( . .#  )(( .),.) CH1 )(( ..# & .) .#
EXT TRIG $(*/. .#,)/"#   W. ,'$(.$)( - -#)1( $( $"/, 7
Trigger SystemChecks