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HP
5384A
and
HP 5385A
Manual
Changes
SECTION
VII
MANUAL
CHANGES
7-1.
INTRODUCTION
7-2. This
section
contains
information
adapting
this
manual
with
serial
prefixes
other
than
that
listed
on
the
title
page.
This
manual
applies
directly
to
instru-
ments
with
serial
prefix
numbers
listed
on
the
title
page.
Refer
to
Section
I
for
additional
important
information
about
serial
number
coverage.
7-3.
MANUAL
CHANGES
7-4.
As
engineering
changes
are
made,
newer
instru-
ments
have
serial
numbers
higher
than
those
listed
on
the
title
page
of
this
manual.
Instruments
having
serial
prefixes
higher
than
those
listed
on
the
title
page
of
this
manual
are
covered
in a
"Manual
Changes"
sheet
included
with
this
manual.
If
this
change
sheet
is
missing,
the
information
can
be
supplied
by
any
Hewlett-Packard
Sales
and
Service
Office
listed at
the
back
of
this
manual.
7-5.
If
your
instrument's
serial
number
prefix
is
lower
than
that
listed
on
the
title
page
of
this
manual,
this
manual
must
be
modified
to
correctly
apply
to
your
instrument.
To
determine
which
changes
must
be
made
to
this
manual,
locate
your
instrument's
serial
number
prefix
in Table
7-1
and
make
the
indicated
changes.
Table
7-1.
Manual
Backdating
IF
INSTRUMENT HAS
MAKE
THE
FOLLOWING
SERIAL
PREFIX
CHANGES TO MANUAL
2430A 1
2313A for 5384A
1,2
2312A for 5385A
1,2
CHANGE 1 (2430A)
Page
6-7, Table 6-2,
HP
5384A
A1
Motherboard
(05384-
60001).
Change
A 1
U2
from 1820-3572,
masked
microprocessor,
to
A1U2-1, 1818-0762, Piggyback EPROM
and
A1U2-2,
1820-2650, 38P70
microcomputer.
The
parts
are
inter-
changeable,
the
masked
microprocessor
is
the
preferred
part.
Page 6-11, Table 6-3,
HP
5384A with TCXO, A 1
Motherboard
(05384-60006).
Change
A 1
U2
from 1820-3572,
masked
microprocessor,
to
A1U2-1, 1818-0762, Piggyback EPROM
and
A1U2-2,
1820-2650, 38P70
microcomputer.
The
parts
are
inter-
changeable,
the
masked
microprocessor
is
the
preferred
part.
Page 6-16, Table 6-4,
HP
5384A with
Oven
Oscillator,
A1
Motherboard
(05384-60007).
Change
A 1
U2
from 1820-3572,
masked
microprocessor,
to
A1U2-1, 1818-0762, Piggyback EPROM
and
A1U2-2,
1820-2650, 38P70
microcomputer.
The
parts
are
inter-
changeable,
the
masked
microprocessor
is
the
preferred
part.
Page 6-21, Table 6-8, HP-IB Board Assembly (05384-60005).
Change
A5U5 from 1820-3687,
masked
microprocessor,
to
A5U5-1, 1818-0762, Piggyback EPROM.
and
A1U5-2,
1820-2650, 38P70
microcomputer.
Page 6-26, Table 6-9,
HP
5385A A 1
Motherboard
(05385-
60001).
Change
A 1
U2
from 1820-3572,
masked
microprocessor,
to
A1U2-1, 1818-0762, Piggyback EPROM
and
A1U2-2,
1820-2650, 38P70
microcomputer.
The
parts
are
inter-
changeable,
the
masked
microprocessor
is
the
preferred
part.
Page 6-32, Table 6-10,
HP
5385A with
Oven
Oscillator, A 1
Motherboard
(05384-60003).
Change
A 1
U2
from 1820-3572,
masked
microprocessor,
to
A1U2-1, 1818-0762, Piggyback EPROM
and
A1U2-2,
1820-2650, 38P70
microcomputer.
The
parts
are
inter-
changeable,
the
masked
microprocessor
is
the
preferred
part.
CHANGE 2 (2313A for 5384A, 2312 for 5385A)
Page 6-3, Table 6-2,
HP
5384A
A1
Motherboard
(05384-
60001).
Change
A 1C54 from 0180-0418, 1
uF
capacitor
to
0180-
2698, 4.7 uF,
35
VDC.
Page
6-8, Table 6-3,
HP
5384A with TCXO, A 1
Motherboard
( 05384-60006)
Change
A 1C54
from
0180-0418, 1
uF
capacitor
to
0180-
2698, 4.7 uF,
35
VDC.
Page
6-13, Table 6-4,
HP
5384A with
Oven
Oscillator,
A1
Motherboard
(05384-60007).
Change
A 1C54
from
0180-0418, 1
uF
capacitor
to
0180-
2698, 4.7 u
F,
35
VDC.
Page
6-17, Table 6-4,
HP
5384A with
Oven
Oscillator,
A1
Motherboard
(05384-60007)
Add A1W3, 8159-0005, Resistor;
zero
ohms
22
AWG,
then
change
reference
designator
to
A 1M2.
Page 6-22, Table 6-9,
HP
5385A A 1
Motherboard
(05385-
60001).
Change
A1C54 from 0180-0418, 1uf
capacitor
to
0180-
2698, 4.7 u
F,
35
VDC.
7-1
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