Tektronix j17 Manual de usuario Pagina 64

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Maintenance
Maintenance
6-8
 & ("& & &%& #"!& % %% &!  &
#$" % & &&$* !"& & #")$ %'##*  &
("& %  "$ $&$ #$" &" &#
ăStep 8:ă" & "!!&"! &" &%& #"!&
$"'! !  "$ ("& " 
+ & &%& #"!&
ăStep 9:ă %& "!!& &" &%& #"!&
$"'!  &%& #"!& "$ ("& "
 + 
 & ("&% & &%& #"!&%  !  $ "$$&
& #$" % !"& & #")$ %'##*  &% ("&%
$ !"& "$$& & "$ '%&  $#
Test Point 30
(+5.75 V ± 0.05 V
)
Test Point 31
(+5.000 V ± 0.025 V)
Test Point 32
(Ground)
Test Point 90
(+7.2 V or Higher)
Figure 6Ć1:ăTest Point Locations on the A1 Board
Maintenance
Maintenance
6-8
 & ("& & &%& #"!& % %% &!  &
#$" % & &&$* !"& & #")$ %'##*  &
("& %  "$ $&$ #$" &" &#
ăStep 8:ă" & "!!&"! &" &%& #"!&
$"'! !  "$ ("& " 
+ & &%& #"!&
ăStep 9:ă %& "!!& &" &%& #"!&
$"'!  &%& #"!& "$ ("& "
 + 
 & ("&% & &%& #"!&%  !  $ "$$&
& #$" % !"& & #")$ %'##*  &% ("&%
$ !"& "$$& & "$ '%&  $#
Test Point 30
(+5.75 V ± 0.05 V
)
Test Point 31
(+5.000 V ± 0.025 V)
Test Point 32
(Ground)
Test Point 90
(+7.2 V or Higher)
Figure 6Ć1:ăTest Point Locations on the A1 Board
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