HP 3720A Service Manual page 6

iable
Figure
3- 8
3-9
LIST OF ABBREVIATIONS
..
COLOUR ABBREVIATIONS
..
Model 3720A
.. 3-4
..
3-50
..
3-49
P
3- 1
3- 2
3- 1
Replaceable Parts . . . . . . . . . .
Code List of Manufacturers . . . . .
Location of cabinet components
..
SECTION IV SYSTEM TROUBLESHOOTING
. . . . . . . .
. . . . . . . .
. .
I
Paragraph 4-1
4-3
4-8
4-12
4-14
4-16
4- 1 9
4-2 1
4-23
4-25
4-27
rable 4- 1
4- 2
4-3
4-4
4-5
4-6
4-7
4-8
Figure
4- 1
4-2
4-3
4-'4
4-5
Paragraph 5-1
5-3
Figure
5-5
5-9
INTRODUCTION
. . . . . . . . . . . . . . . . . . . .
USING TROUBLESHOOTING SECTION
..
TEST EQUIPMENT
. . . . . . . . . . . . . . . . . . . . . . . . . .
4-10 Logic Probe
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SYSTEM TROUBLESHOOTING CONTROLS SET-UP
FLOW A
.
Control Faults
FLOW B
.
Display Sensitivity Faults . . . . . . . . . . . .
FLOW C
.
Data Transfer Faults
,.
FLOW D
.
Other Transferred Signals Faults
FLOW D(a)
.
Timescale Transfer Faults
FLOW D(c)
.
Signal Recovery Transfer Faults
. . . . . . . . . . . . . . . . . . . . . .
. . . . . . . .
. . . . . . . .
. . . . . . . . . . . .
FLOW D(b)
.
Gain Correction Factors Transfer Faults ..
. . . . . .
Flow charts
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3721A/3720A System repair procedure . . . . . . . . . . . .
Test equipment required for System Troubleshooting
..
Range transfer check . . . . . . . . . . . . . . . . . . . . . . . . . .
Range data logic check . . . .
. . .
Ti mescale transfer check . . . . . . . . . . . . . .
Gain correction factors check . . . . . . . . . .
Signal recovery transfer check
.. . . .
750KHz
. . . . . . . . . . . . . . . . . .
Transfer Data duration
. . . . . .
Data Ready
. . . . . . . . . . . . . .
Transfer Data repetition rate
..
Multiplexed range outputs
..
SECTION V SCHEMATICS. COMPONENT LOCATIONS. DIAGRAMS
INTRODUCTION . . . . .
DRAWING SYMBOLS
. . . . . . . . . . .
ASSEMBLY PACKAGES . . . . . . . . . . . .
5-7 Locating Assembly Packages
. . . .
THEORY OF OPERATION
. . . . . . .
5-10 Functional Diagram
..
5-1 Guide to schematics
..
5-2 Logic package outlines
. . . Page 4-1
. . . .
4-1
..
4-2
..
4-2
..
4-3
..
4-5
.. 4-6
c
.. 4-7
..
4-8
.. 4-8
k
..
4-9
.. 4-10
I
9
..
4-1
..
4-1
.. 4-2
.. 4-6
..
4-6
..
4-9
..
4-10
..
4-10
.. 4-4
..
4-4
.. 4-4
..
4-4
4-6
c
Y
. . . .
Page 5-1
. . . . . 5-1
. . . . .
5-1
..
5-1
..
5-1
.. 5-1
1'
i
.. 5-2
..
5-3
WWW.HPARCHIVE.COM