
V
erify
Shorts
and
Opens
Substitute
a
known
good
short
and
open
of
the
same
connector
type
and
sex
as
the
short
and
open
in
question.
If
the
devices
are
not
from
one
of
the
standard
calibration
kits
,
refer
to
the
HP
8752C
Network
Analyzer
User's
Guide
for
information
on
how
to
use
the
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
MODIFY
CAL
KIT
function.
Set
aside
the
short
and
open
that
are
causing
the
problem.
1.
P
erform
a
reection
1-port
calibration
using
the
good
short
and
open.
Then
press
NNNNNNNNNNNNNNNNNNNN
FORMAT
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
SMITH
CHART
to
view
the
devices
in
Smith
chart
format.
2.
Connect
the
good
short
to
the
reection
port.
Press
4
SCALE
REF
5
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
ELECTRICAL
DELAY
.
Turn
the
front
panel
knob
to
enter
enough
electrical
delay
so
that
the
trace
appears
as
a
dot
at
the
left
side
of
the
smith
chart
(see
Figure
9-2a).
Replace
the
good
short
with
the
questionable
short
at
the
reection
port.
The
trace
of
the
questionable
short
should
appear
very
similar
to
the
known
good
short.
3.
Connect
the
good
open
to
the
reection
port.
Press
4
SCALE
REF
5
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
ELECTRICAL
DELAY
and
turn
the
front
panel
knob
to
enter
enough
electrical
delay
so
that
the
trace
appears
as
a
dot
at
the
right
side
of
the
circle
(see
Figure
9-2b).
Replace
the
good
open
with
the
questionable
open
at
the
reection
port.
The
trace
of
the
questionable
open
should
appear
very
similar
to
the
known
good
open.
9-6
Accessories
T
roubleshooting
Содержание 8752C
Страница 22: ...Before Applying Power 15 6 Servicing 15 6 Index Contents 16 ...
Страница 38: ......
Страница 43: ...Figure 2 1 Measurement Uncertainty Window System Veri cation and Performance Tests 2 5 ...
Страница 80: ...Figure 2 15 Magnitude Dynamic Accuracy Test Setup 2 42 System Veri cation and Performance Tests ...
Страница 116: ......
Страница 122: ...Figure 3 1 Location of Major Assemblies 3 6 Adjustments and Correction Constants ...
Страница 176: ......
Страница 192: ...4 16 Start Troubleshooting Here ...
Страница 193: ......
Страница 194: ...Figure 4 7 HP 8752C Overall Block Diagram 2 of 4 Option 003 and 004 Start Troubleshooting Here 4 19 ...
Страница 195: ...Figure 4 7 HP 8752C Overall Block Diagram 3 of 4 Option 006 4 20 Start Troubleshooting Here ...
Страница 196: ...Figure 4 7 HP 8752C Overall Block Diagram 4 of 4 Option 004 and 006 Start Troubleshooting Here 4 21 ...
Страница 197: ......
Страница 221: ...5 24 Power Supply Troubleshooting ...
Страница 222: ......
Страница 225: ...Digital Control Group Block Diagram Figure 6 1 Digital Control Group Block Diagram Digital Control Troubleshooting 6 3 ...
Страница 267: ...Figure 7 18 25 MHz HI OUT Waveform from A14J1 Figure 7 19 60 MHz HI OUT Waveform from A14J1 Source Troubleshooting 7 27 ...
Страница 271: ...Figure 7 21 A14 Generated Digital Control Signals Source Troubleshooting 7 31 ...
Страница 301: ...Figure 9 2 Typical Smith Chart Traces of Good Short a and Open b Accessories Troubleshooting 9 7 ...
Страница 302: ......
Страница 366: ......
Страница 378: ...Figure 11 4 Typical ED Re ection Test Port 11 12 Error Terms ...
Страница 380: ...Figure 11 5 Typical ES Re ection Test Port 11 14 Error Terms ...
Страница 382: ...Figure 11 6 Typical ER Re ection Test Port 11 16 Error Terms ...
Страница 384: ...Figure 11 7 Typical EX with 10 Hz Bandwidth Figure 11 8 Typical EX with 3 kHz Bandwidth 11 18 Error Terms ...
Страница 386: ...Figure 11 9 Typical ET 11 20 Error Terms ...
Страница 407: ...Figure 12 5 High Band Operation of the Source Theory of Operation 12 21 ...
Страница 410: ...Figure 12 6 Receiver Functional Group standard and Option 003 12 24 Theory of Operation ...
Страница 411: ...Figure 12 7 Receiver Functional Group Option 003 and 004 Theory of Operation 12 25 ...
Страница 412: ...Figure 12 8 Receiver Functional Group Option 006 12 26 Theory of Operation ...
Страница 413: ...Figure 12 9 Receiver Functional Group Option 004 and 006 Theory of Operation 12 27 ...
Страница 416: ......
Страница 419: ...Figure 13 1 Module Exchange Procedure Replaceable Parts 13 3 ...
Страница 423: ...Major Assemblies Replaceable Parts 13 7 ...
Страница 425: ...Front Panel Assemblies Replaceable Parts 13 9 ...
Страница 427: ...Rear Panel Assemblies Replaceable Parts 13 11 ...
Страница 429: ...Cables Top View Replaceable Parts 13 13 ...
Страница 431: ...Front Panel Cables and Attaching Hardware Replaceable Parts 13 15 ...
Страница 433: ...Rear Panel Cables and Attaching Hardware Replaceable Parts 13 17 ...
Страница 435: ...Source and Sampler Parts Standard and Option 003 Replaceable Parts 13 19 ...
Страница 437: ...Source and Sampler Parts Option 004 006 Replaceable Parts 13 21 ...
Страница 439: ...Source and Sampler Parts Options 004 and 003 004 Replaceable Parts 13 23 ...
Страница 441: ...Source and Sampler Parts Option 006 Replaceable Parts 13 25 ...
Страница 443: ...Display Bezel Assembly Replaceable Parts 13 27 ...
Страница 445: ...Chassis Parts Replaceable Parts 13 29 ...
Страница 447: ...Top View of Attaching Hardware and Post Regulator Fuses Replaceable Parts 13 31 ...
Страница 449: ...Bottom View of Attaching Hardware Replaceable Parts 13 33 ...
Страница 488: ......