General Information; Manual Changes Supplement - HP 8673C Operating And Service Manual

HP 8673WD
General Information
SECTION I
GENERAL INFORMATION
l-l. INTRODUCTlON
This manual contains information required to
install, operate, test, adjust and service the HP
8673C/D Synthesized Signal Generators. Figure
1-I shows an 8673D Signal Generator with all of
its externally supplied accessories.
The 8673C/D Operating and Service manual is
divided into two volumes and eight sections as
follows:
Volume 1 (Operating Information):
Section I, General Information
Section II, Installation
Section III, Operation
Section IV, Part 1
Operation Verification
Volume 2 (Service Information)
Section IV, Part 2
Performance Tests
Section
V,
Adjustments
Section VI, Replaceable Parts
Section VII, Manual Changes
Section VIII, Service
The 8673C/D 10 MHz Reference Oscillator A3A8,
is a field repairable component.
A
separate operat-
ing and service manual, HP Part No. 10811-90002,
is provided for this assembly and should be re-
tained with the 8673C/D manual.
In addition, the following manuals are supplied
with the Signal Generator:
Volume 1 (two copies)
Volume 2 (one copy)
One copy of Volume 1 (Operating Information)
should remain with the instrument for use by the
operator. Additional copies of either volume can
be ordered separately through your nearest
Hewlett-Packard office. The part number is listed
on the title page of each volume.
Also listed on the title page of this volume, below
the manual part number, is a microfiche part
number. This number may be used to order 100 x
150 millimetre (4 x 6 inch) microfilm transparen-
cies of the complete operating and service manual
(Volumes 1 and 2). Each microfiche contains up to
96 photo-duplicates of the manual pages, The
microfiche package also includes the latest Man-
ual Changes supplement, as well as all pertinent
Service Notes.
l-2. SPEClFlCATlONS
Instrument specifications are listed in Table l-l.
These specifications are the performance stand-
ards or limits against which the instrument may
be tested, Supplemental characteristics are listed
in Table 1-2. Supplemental charactsristics are not
warranted specifications, but are typical charac-
teristics included as additional information for
the user.
1-3. SAFETY CONSIDERATIONS
This product is a Safety Class I instrument, that
is, one provided with a protective earth terminal.
The Signal Generator and all related documenta-
tion should be reviewed for familiarization with
safety markings and instructions before opera-
tion. Refer to the Safety Considerations page
found at the beginning of this manual for a sum-
mary of the safety information. Safety informa-
tion for installation, operation, performance test-
ing, adjustment, or service is found in appropriate
places throughout this manual.
1-4. INSTRUMENTS COVERED BY THIS
MANUAL
Attached to the rear panel of the instrument is a
serial number plate. The serial number is in the
form: OOOOAOOOOO. The first four digits and the
letter are the serial number prefix. The last five
digits are the suffix. The prefix is the same for
identical instruments; it changes only when a con-
figuration change is made to the instrument. The
suffix, however is assigned sequentially and is
different for each instrument. The contents of this
manual apply directly to instruments having the
serial number prefix(es) listed under SERIAL
NUMBERS on the title page.
1-5. MANUAL CHANGES SUPPLEMENT
An instrument manufactured after the printing of
this manual may have a serial number prefix that
is not listed on the title page. This unlisted serial
number prehx indicates that the instrument is dif-
ferent from those documented in this manual. The
1-I