Service manual

REFERENCE DESIGNATOR
A
B
BT
C
CR
DL
DS
E
= assembly
= fan;motor
= battery
= capacitor
= diode;diode thyristor;
varactor
= delay line
= annunciator;lamp;LED
= misc. electrical part
F
FL
H
J
L
MP
P
=fuse
= filter
= hardware
= electrical connector
(stationary portion);jack
= coil;inductor
= misc. mechanical part
= electrical connector
(moveable portion);plug
Q
R
RT
S
T
TB
TP
= transistor;SCR;
triode thyristor
=resistor
=thermistor
=switch;jumper
= transformer
= terminal board
= test point
U
V
VR
W
X
Y
= integrated circuit;
microcircuit
= electron tube; glow
lamp
= voltage regulator;
breakdown diode
=cable
=socket
= crystal unit(piezo-
electric or quartz)
ABBREVIATIONS
A
A/D
AC
ADJ
AL
AMPL
ANLG
ANSI
ASSY
ASTIG
ASYNCHRO
ATTEN
AWG
BAL
BCD
BD
BFR
BIN
BRDG
BSHG
BW
C
CAL
CC
CCW
CER
CFM
CH
CHAM
CHAN
CHAR
CM
CMOS
CMR
CNDCT
CNTR
CON
CONT
CRT
CW
D
D/A
DAC
DARL
DAT
DBL
DBM
DC
DCDR
DEG
DEMUX
DET
DIA
DIP
DIV
DMA
DPDT
DRC
DRVR
= amperes
= analog-to-digital
= alternating current
= adjust(ment)
= aluminum
= amplifier
=analog
= American National
Standards Institute
= assembly
= astigmatism
= asynchronous
= attenuator
= American wire gauge
= balance
= binary-code decimal
= board
= buffer
=binary
= bridge
= bushing
= bandwidth
= ceramic;cermet
(resistor)
= calibrate;calibration
= carbon composition
= counterclockwise
= ceramic
= cubic feet/minute
= choke
= chamfered
= channel
=character
= centimeter
= complementary metal-
oxide-semiconductor
= common mode rejec-
tion
= conductor
= counter
= connector
= contact
= cathode-ray tube
=clockwise
=diameter
= digital-to-analog
= digital-to-analog
converter
= darlington
=data
= double
= decibel referenced
to 1mW
= direct current
= decoder
=degree
= demultiplexer
= detector
=diameter
= dual in-line package
= division
= direct memory access
= double-pole,
double-throw
= DAC refresh controller
=driver
DWL
ECL
ELAS
EXT
F
FC
FD
FEM
FF
FL
FM
FR
FT
FW
FXD
GEN
GND
GP
GRAT
GRV
H
HD
HDND
HG
HGT
HLCL
HORIZ
HP
HP-IB
HR
HV
HZ
I/O
IC
ID
IN
INCL
INCAND
INP
INTEN
INTL
INV
JFET
JKT
K
L
LB
LCH
LCL
LED
LG
LI
LK
LKWR
LS
LV
M
MACH
MAX
=dowel
= emitter coupled logic
= elastomeric
=external
= farads;metal film
(resistor)
= carbon film/
composition
= feed
= female
= flip-flop
=flat
= foam;from
=front
= gain bandwidth
product
= full wave
=fixed
= generator
= ground(ed)
= general purpose
=graticule
=groove
= henries;high
= hardware
= hardened
=mercury
=height
= helical
= horizontal
= Hewlett-Packard
= Hewlett-Packard
Interface Bus
= hour(s)
= high voltage
=Hertz
= input/output
= integrated circuit
= inside diameter
=inch
=include(s)
= incandescent
= input
=intensity
=internal
=inverter
= junction field-
effect transistor
=jacket
= kilo(10
3
)
=low
= pound
=latch
=local
= light-emitting
diode
=long
= lithium
=lock
=lockwasher
= low power Schottky
= low voltage
= mega(10
6
);megohms;
meter(distance)
= machine
=maximum
Table 5-1. Reference Designator and Abbreviations
HP 1650B/1651B Replaceable Parts
Service Manual 5-3