HP 4328A Service Manual

Model4328A Section VI
Paragraphs 6-1 to 6-6
SECTION VI
REPLACEABLE PARTS
6-1. INTRODUCTION
6-2. Ttns section contains information for ordering
replacement parts. Table 6-2 lists parts m alpha-
numerical order of their reference designators and
indicates the description (see Table 6-1 for abbrevi-
ations used) and -hp- stock number of each parts,
together with any applicable notes.
6-3. Miscellaneous parts associated with each as-
sembly are listed at the end of each assembly listing.
Others are listed at the end of Table 6-2.
6-4_ ORDERING lNFORMATlON
6-5. To obtain replacement parts, address order or
inquiry to your local Hewlett-Packard Field Office
(see lists at rear of tlus manual for addresses).
Idenhfyparts by their Hewlett-Packard stock numbers.
6-6. To obtain a part that is not listed, include:
a. Instrument model number.
b. Instrument serial number.
c. Description of the part.
d. Function and location of the part.
Table 6-1. List of Reference Designators and Abbreviations
REFEI!EliiCE DESIGNATORS
A
c
assembly E
mlsc electronlc part
p
plug
v
vacuum, tube, neon
B
motor
F
ruse Q
transistor
bulb, photocell, etc.
BT
c
battery
FL
rmer
R resistor
VR
voltage regulator
c
capacitor
J 1ack RT thermistor
w
cable
CP
coupler
K
relay·
s
switch
X
socket
CR
diode
L
lnductor
T
transrormer
y
crystal
DL
delay llne
M
meter
m terminal board
DS
device slgnallng (lamp)
MP mechanical part
TP test point
ABBREVIATIONS
A
amperes
H
henries
NPN negative-positive-
RMS
root-mean square
A. F .. C.
automatic t. requency· control HEK
he <agonal
negatlve
RWV
reverse working
AMPL
c
amplifier
HG
mercury
NRFR
not recommended for
voltage
B .. F .. O.
beat frequency oscillator
HR hour(sl
field replacement
S-B slow-blow
NSR
not separately
BE CU
c
beryllium copper IF
Intermediate freq
SCR
screw
BH
c
binder head
IMPG Impregnated
replaceable
SE sele-nium
BP
c
bandpass
INCD mcandescent
SECT
sectlon(s)
BRS
c
brass
INCL lnclude(s)
OBD
order by descriptlon SEMICON .semiconductor
BWO
backward wave oscillator
INS insulatwn(ed)
OH
OV'al head S! silicon
INT
internal
OX o11ide S!L
silver
ccw
counter -clockwise
K kilo = 1000
SL
slide
CER
ceramic SPG
spring
CMO
c
cabinet mount onlv
LH left hand
p
peak SPL special
COEF
coefficient
LIN linear taper
PC printed circuit SST
stainless steel
COM
c
common
LKWASH
lock Wol.Sher
PF
picofarads = I 0 SR split ring
COMP
composition
LOG logarithmic taper
farads STL steel
COMPL =
complete
LPF low pass filter
PHBRZ phosphor bronze
TA tantalum
CONN
connector
M
mill!= I0-3
PHL
Phillips
TD time delay
CP
cadmium plate
MEG
meg= 106
PIV
peak tnv·erse voltage
TGL toggle
CRT
cathode -ray tube
MET FLM metal film
PNP
posittve-negati ve-
THD thread
cw
clockwise
MET OX metallic oxide
positlv·e
TI
titanium
DEPC
deposited carbon MFR manufacturer
P/0
part of
TOL
tolerance
DR drive
MINAT
miniature
POLY
polystyrene
TRIM trimmer
MOM momentary
PORC
porcelain
TWT
traveling wav·e tube
ELECT •
electrolytic
MTG mounting
POS posltlon(s)
ENCAP
encapsulated
MY "mylar'
1
POT
potentiometer
u
micro= 10-6
EXT e>.ternal
pp
peak-to -peak
F farads
N
nano (l0-91
PT
point VAR
c
variable
FH
c
flat head
NiC
normally closed
PWV peak working voltage
VDCW
de working volts
FILH
a
fiUister head
NE neon
Wi
with
FXD
c
rtxed
N1 PL nickel plate
RECT
rectifier
w
watts
N/0
normally open
RF
radio frequency
WIV
working inverse
GE
germanium
NPO negative positive zero
RH round head or
voltage
GL glass
(zero temperature
right hand ww
wtrewound
GRD ground(edl
coefflc lent)
HMO rack mount only
W'/0
without
6-1

HP 4328A Specifications

General

Brand	HP
Model	4328A
Category	Measuring Instruments
Language	English