Front-panel
active
the Self-Test
and any disturbance
Self-Test Diagnostics
the following:
Attenuator relay driver
Probe coding
Calibration constant checksums
Calibration constant values
and
converters
power fuses
Signal path
all Extended
have run, any resultant error index codes
on the display next to the associated circuit block
in the Extended
agnostics menu. Each circuit block that had failure gives
first error encoun-
tered and
number of failures in the Block.
the label of a
Block then
the Area
to get a
complete list of
index
in a Block.
Selecting the Routine label shows
lowest level test routines in the
The
selected Block, Area, and Routine are shown. Several operating
are available on
screen. When certain test routines arc selected, some
of these
modes are
Using the Self
Tests/Extended
Diagnostics
Refer to the mainframe User’s
manual for information on
Di-
agnostics or Extended Test menus and
New Configuration Calibration
When a plug-in unit is first installed in a mainframe when one is moved to dif-
ferent compartment in the mainframe, the instrument is in a now configuration
mode. After the instrument runs the
Diagnostics, it
itself for
the new
this calibration, lhc message
new con-
figuration partial
occurlng” appears. If the calibration is successful
(as indicated
message), the
enters
normal
mode.
Field Replaceable Unit (FRU) Guide
This section
error index codes resulting from Diagnostic
with the hy-
brid, integrated circuit (IC), module, or hoard
of causing
error.
in each category
listed in most-to-least probable cause order
only one error is indicated). If any diagnostic errors
inspect the
FRU for loose connections and components. Repeat the Diagnostic test. If
diagnostic
occur again. replace the
with a known good
Verify that the new FRU is a correct
for the old FRU. If the
old
contains firmware, then
that the new firmware version is either the
same version as,
an upgraded version of, the old
version.
I
Reference
3-25
Summary of Contents for 11A32
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