Tektronix SD-14, Service Manual

Page: 33 / 74

Checks and Adjustments
SDĆ14 Service Manual
2Ć11
Procedure to Check Rise Time
ăStep 1:ă 1,6,$/,<( 6+( ,156470(16 5(66,1*5 6+(1 0$.( 6+( )2//29,1* 5(6=
6,1*5 ,1 6+( 24'(4 /,56('
$03/,1* ($'
1)) 1
156470(16 $,1)4$0(
# %76621 34(55
# %76621 (4,(5 34(55
Enhanced Accuracy (4,(5 627&+
Calibrate All 323=73 0(17 Recall Defaults
%76621 34(55
Source Internal Clock
$/,%4$6,21 56(3 *(1(4$624
# 59,6&+
ăStep 2:ă 4(55 6+( %76621
ăStep 3:ă 4(55 6+( "! %76621 $1' 6+(1 627&+ Horizontal Desc
ăStep 4:ă 27&+ Main Record Length $1' 6+(1 5(6 Main Record Len 62
75,1* 6+( 623 .12%
ăStep 5:ă 27&+ Acquire Desc ,1 6+( "$8()240 0$-24 0(17
ăStep 6:ă (6 Average N 62 On $1' 6+(1 627&+ Set Avg N
ăStep 7:ă (6 Average N 62 9,6+ 6+( 623 .12%
ăStep 8:ă 27&+ 6+( +24,<216$/ ,&21 $1' 6+(1 5(/(&6 Main Size ,1 6+(
.12% 0(17
ăStep 9:ă 1 6+( Main Size 323=73 0(17 75( 6+( .(;3$' 62 5(6 6+( Main
Size 62 15',8
ăStep 10:ă 27&+ Main Pos $1' 6+(1 Set to Min ,1 6+( NumericEntry &
Knob Res 323=73 0(17
ăStep 11:ă 4(55 6+( %76621
ăStep 12:ă 27&+ Measurements $1' 6+(1 Rise ,1 6+( Measurements
323=73 0(17
ăStep 13:ă 27&+ Rise ,1 6+( ($574( 0$-24 0(17 $1' 6+(1 5(6 Tracking
62 Off ,1 6+( Rise 323=73 0(17
ăStep 14:ă (6 6+( Main Size 62 15',8
ăStep 15:ă 27&+ Baseline ,1 6+( Rise 323=73 0(17
ăStep 16:ă 27&+ $ %/$1. 3246,21 2) 6+( 5&4((1 62 (:,6 6+,5 0(17
ăStep 17:ă (6 6+( Baseline %26620 .12% 62 6+( $8(4$*( 2) 6+( %26620
2) 6+( 37/5( 15 %()24( 6+( 56(3