Helwett Packard 5383A Service manual

Ο Ρ Ε R Α Τ Ι Ν G ΑΝD
S Ε R V 1 C Ε

Μ ΑΝ
U Α L
HE W LE TT' P AC K A
RD
ii
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FRE Q UEN CY CO UN T ER
5383
Α
O PER ATI N GAND S ERV IC E M ANU A L
S E R IAL PREF IX : 1508 Α , 1516 Α
T h is ma nua l a pp lies
d i r
ectly to HP
M o d el 5383 Α
Frequency Co
u nte r s h avi ng se r ial nu m be r pr efixes
1508 Α an d 1516 Α .
NEWER- I N ST RUM E N TS
T h is ma nu al, wit h enclose d "Manual C h a n ges"
s h eet, a pp lies to HP M o d el 5383 Α Frequency Co un-
te r s h avi n g se r ial nu mbe r pr efixes as liste d on t he
"Manual C h a nges" s h eet .
Co p y r ig ht

HEWLE TT- P AC K A R D ςΟΜΡΑΝ `l

1975
5301 ST EVEN
SC REEKBLVD ., SA N TA C L A RA, CA L I F . 95050
P ri n te d : M A R 1975
MA NUA L
P
AR T NUMBER 05383-90001
M IC R O F IC HE P A R T NUMBER 05383-90 Μ

PR I N T E D IN U .S .A .
HEWLETT & P AC K A RD
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M
o
d
el 5383
Α
Table of Co
n
te
n
ts
ω
ΙΙ
I V
V
TA BLE O F CO N T EN TS
Section P
age
G ENER A L I NF O RM ATIO N . ............. . . ............ ........ ....... 1-1
1-1 .

I n t r o du ction ..... . . ............. . . . ........... ......... ..... . . 1-1
1-3 .

Inst ru me n t Description . .... . .... ..
. ........ . . . ........ ........ 1-1
1-5 .

Accesso r ies and Options ... . .... ..........
. . . . ....... ....... . . 1-1
1-8 .

Inst ru ment I de n tificatio n ... . . . ............ ........ . . . ...... ... 1-1
1-11 .

M icrofic h e Number ...... ... . . . ...... . ... ........ . . . . ...... ... 1-2
1-13 .

R ecommen ded Test Eq uipme n t ...... . . . . ......... . . . ....... ... 1-2
1-15 . Specifications ....... . . . . ..... . ...... . . . . ......... . . . ..... .....
1-2
INSTALLATION
....... . ... ... . .............
. . . .........
...... . . . .....
2-1
2-1 .

I n tro du ction .....
.............. . ....
........... ...... . . . . ....
.
2-1
2-3 .

U npac k ing and Inspection ...... . . ........... . ... ..... . . . ..... . 2-1
2-5 .

Sto r age and S h ipme n t ....... .... . .......... . . . ....... . . . ..... . 2-1
2-8 .

L i ne V oltage Selectio
n .... . . . .... . ......... ... . ......
......... . 2-1
2-11 .
M
ou
nting
. . ............ . . . ..... .
..... . . . ............
........ . .
2-2
OPERATION . . . . . ...... . ...... ..............
. . . .......
. ... ....... ... 3-1
3-1 .

I n t r oduction . ...... . . . ............... . . . ........ .......... .... 3-1
3-3 .

Co n t r ols, Con n ecto r s and in d icators

. . .......... ........ . . ..... 3-1
3-5 .

M eas ur ement Tec hn i ques

....... . ... ..........
......... . . ..... 3-1
3-7 .

R atio M eas u reme
n
ts (Sta nd ard Counte
r
Only) ......... . . . ..... 3-1
3-10 .

Operator C
h
ec
k
s ............... ......... . . ... ....... ...... . . . 3-3
4-1 .
4-3 .
4-5 .
4-7 .
4-9 .
4-11 .
4-15 .
4-17 .
4-19 .
T HE O RY OF O PER ATIO N ....... . . . . ............ . . . ......... .....
. . . .
4-1
I n t r o du ctio n . . . .......... . . . ............ ......... . . . ...... . . . . 4-1
Fu nctio n al Desc
r i p
t
i
on
. . ................ ......... . . . ..... .....
4-1
Input Ci
r
c u
its
....... . ... ............
. . . .......... . . .
..... .....
4-1
B
ala
n
ced
Inp u t Amplifier ........... . . . .......... ......... .... . 4-2
ΤΒΟ and
Main
Gate Ci r cuits ........ . . . .......... ..... . . . ...... 4-2
Scan Timing Ci r cuits ............. ............... ..... . . . ...... 4-2
Mu lti p lexe d Display Fun ction . . ... .......... . ... ..... . . . ..... . . 4-4
L ea d
ing
Ze
r o B
la
nk i ng ...... ... . . ......... . . . ....... . . . ..... . . 4-4
Un i qu e Integate d Ci r c u its ... ... . ......... ... . . ..... ......... . . 4-4
5-1 .
5-3 .
5-5 .
5-7 .
5-10 .
5-13 .
5-16
.
5-18
.
ΜΑΙΝΤΕΝ Α C Ε

................ .............. . . ........... ......... ...

5-1
Int r o du ction ..... . ... ................ . . . ....... . . ......... .... 5-1
In-Cabinet
P
e r fo r ma n ce C h ec k ...... . . . ....... . . . ........ ..... 5-1
A
dj ustme
n
ts .... ... . . ..............
...........
........... ..... 5-5
B
ala
n
ce
d I np u
t
Amplifie r
..... . ... .......... ........ . . . . .... .
5-5
Stan d a rd Time Base Oscillato r A
dju stme n
t . . ......... . . . ..... . 5-5
Option 001 Time B ase Oscillator A dju stme n t ......... ........ . 5-6
Inst r ument Access

...... . . . . .... . ....... ............. ..... . . . . 5-8
T r oubles h ooting ........ . . . ..... . ..... .............. ...... . . . . 5-9
V I

REPL AC E A BLE PARTS
......... ... . ...........
.......... . . ....... . . . . . 6-1
6-1 .

Int r od uction ..... . . . ... ............ . . . .......... ........ ...... 6-1
6-4 .

O r dering Information
.............
. . . .......... ......... ...... 6-1
6-6 .

LE D Dis p lay Digit O rd e r ing Infor mation

......... ........ .
...... 6-9
V II

MANUAL CHANGES
. . . ........... ... . ........... . ... ...... . . . ....... 7-1
7-1 .

Int r o du ctio n . . . ........ . . . .............. ... . ........ ......... . 7-1
7-3 .

Manual C
h anges
....
. .
.
. . ............... .......... ............ 7-1
7-5
.

Newer Instruments . . . . . ........... . . . .... . ...... ........... . 7-1
V III

SC HEM ATIC DIAG RA M S . . ................. .............. ......... . . . 8-1
8-1 .

Intro d uctio
n
.... . . . ................ . .
. ....... . . . . ......... .... 8-1
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Table
10
LIST O F TA BLE S
P age
LIST
O F F IG
URE
S
M od el 5383 Α
L ist of Tables
L ist of F
igu r
es
F igu r e
P age
1-1 . M odel 5383 Α F re qu ency Co un te r ............. ........ . . . ...... . . . .... 1-1
2-1 . P ower Cor d Co nnecto r fo r 240- V olt O p eratio n
....... . . . ....... ...... . 2-2
2-2 . R ack M ou n ting I n str u ctio n s ........... ... . . ........ ........... ...... .
2-2
2-3 . R ack M ounting K it . . .... . ............ ... . ..... . . . .......... ....... . . 2-3
3-1 .
F
ront
P
anel
an d Internal
Co
n
trols,
In d
icato
r
s and Connecto rs . . .... . . ... 3-5
3-2 . R ear Panel O p erating Co
n
trols and indicators . ........... ....... . . . ... 3-7
4-1 . Simplifie d B loc k Diag r am . . . . . .......... . . . ........ . . . ........ ...... . 4-3
4-2 . Scan Timing W avefo r ms ... ......... . .... . . . ....... . . . ....... . . ..... . . 4-5
4-3 . U pd ate F unctio n .... .............. . . . ............ . . . ..... . . ....... . . 4-6
4-4 . 10S/ H z L eading Zero
B lan king F unction ........... ... . .... . . . ...... ... 4-7
4-5 . H ex M ulti p lexe d Counter A1 U 18 . ............ . . ......... ...... . . .... . 4-8
4-6 . V
a
r
iable
Time B ase
Co
un
ter
A1 U 11 . . . . ....... . . . ........ .......... ... 4-9
5-1 . Display
F
u
n ction T r ou blesh ooti n g F lowc h
a
rt
. ......... . . . ...... ....... . 5-9
5-2 . Co un te r F unctio n Troubles h ooting F lowc h a r t ........ ......... ........ 5-11
5-3 . M ulti p lexe d Display Bu s M o n ito
r
i n g .... . . . ......... . . . ...... ....... . 5-12
8-1
.
Sc
h ematic Diagram N otes
....... . ... ....
. .... . . . . .......... ....... ... 8-2
8-2
. M
ai
n B oar d
Sc
h ematic Diagrams . . . . .......... . . . ....... . . . . .... . . ....
8-5
8-3
.
Display B oard Sc hematicDiag r ams . . .......... .......... . . . .... ....... 8-7
1-1 . R ecommende d Test Eq uipment .... ... . .......... . . . . ...... . . . ..... . . . 1-2
1-2 . Specifications .......... . ........ .... . ......... ... . ........ ....... . . . 1-3
3-1 .
M
eas ur eme
n t Tec h niq
u es ... ............... . . ............ ....... ..... 3-2
4-1 . Sample an d Display Timi ng
.
......... . . ... ... . ........ . . ........ ......
4-4
5-1
.
In-Cabinet
Pe r fo r mance
C
h ec k
. . ..
............. . ... ......... . . ...... .
5-1
5-2
. Test
Co
u nter Set- U p
.......... . . . ............. . . . ......... .......... . 5-7
6-1 . Α 1 M ain B oa rd Assembly Pa r ts L ist ............ ............ ....... . . ... 6-3
6-2 . Α 2 Display B oa rd P arts L ist .............. . . ... ........ . . . ........ .....
6-6
6-3 . M iscellaneous P arts L ist ... . ........ . .... . . . .......... . . . ...... ....... 6-7
6-4 . M an u fact u re
r
s Co de L ist ........... . ... ... . .......... ......... ....... 6-8
6-5 . LE D Display
Digit P
art N umbe
rs
.... . . . . .......... . . . ........... . ........ 6-9
8-1 . M a j o r Signal Defi n itio n s
.... . . . . ............. ........... ... . .... . . . . . 8-3
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G
ENE RA L
O PER ATIO N
S ERV IC E
SA
FE TY CO N SID ER ATIO N S
M
od el 5383 Α
Safety Conside r ations
Th is is α Safety Class Ι inst r ument . Th is instrument
h
as bee
n d esigned a nd teste d acco rd ing to I E C
P ublication 348, "Safety R e qu irements fo
r
E lect
r o n ic M easuring Appa r atus," and h as been
su p plie d in safe co
n
dition
.
BEF
O
RE A PPL YI N G P O WER verify t h at t h ep owe r t r a n sforme r p r ima
r y
is matc h ed to t he available
line voltage a nd t he correct fuse is installed (see Sectio n ΙΙ , P a
r
agra p
h
s 2-8 t
hr
oug
h
2-10) .
M
a
k
e
s ur e t h at only f u ses wit h t h e re q uire d rate d c u rr ent a nd of t
he s p ecifie d
ty p
e ( no r mal blow, time
d elay, etc .) a r e used fo rr eplaceme
n
t .
T h e
use
of r ep ai r ed f u ses a nd t he s h o r t-ci r c u iti ng of
fuse h ol d e r s must be
avoi ded .
Alt h oug h t h is
i n
st
r
ume
n
t
h
as
bee n d esigne d in accor d a nce wit h i n te r national safety standar d s,
t
h is ma nu al contains info r mation, ca u tions, a nd wa rn i n gs w h ic h m u st be
followe
d to ens u re safe
ope r ation a nd to r etai n t h e instrument in safe con ditio n . Service and ad ju stme n ts sh oul
dbe
pe r fo r med only b y qu alified se r vice pe r so nn el .
Any a dju stment, mai n tena n ce, a nd
r epair of t h e o p ened inst ru me n t und e r voltage s h o u l d be
avoi ded as
muc h
as
possible and, w h en inevitable, s h o u l d be ca rr ie d o u t only by α s k ille d pe r son
w ho
is awa
r e of t he h azar d i n volved .
Capacito
r s i n side t he inst r ume n t may still be c h a r ge d even if t h e i n st ru me n t
h
as been d isco
n -
n
ecte
d from its source of supply .
J&
ATTENTION AI
T h is symbol :
&
, w
h
ic
happ
ea
rs
on t
he i n st ru me n t in several places
means : R ead t
he i n
st r uctio
n man u al befo r e ope r ati ng t h e inst ru me n t . If
t
he
instrume
n
t is
operated wit h o u t r ead ing t h e i n st r uctio n s, it may n ot
ope
r
ate
correctly .
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1-1 . I N TR OD U CTIO N
1-2 .

T h is sectio n of t
h
e
ma nu al gives α d esc r iptio n of t he i n st ru ment, i n fo r matio n on i n st ru me n t
i de n tificatio n a nd available o p tio n s, and comp lete s p ecificatio n s .
1-3
.
I N ST RUMEN T DESCRIPTION
SE CTIO N 1
G E
N
ER
A L I NF
O RM
ATIO N
M od el
5383 Α
Gene r al information
1-4 .

The HP M od el 5383 Α (see F ig ur e 1-1) is α d i
r
ect-co un ti
n g f r
e qu en cy cou nte rt h at
h
as α
r a n ge of 10 H z to 512 MH z .

N i n e d is p lay d igits pr
ovi de
α
r esol u tio n
of one Hz pe
r
secon d fo
r
inp u ts up to 512 MHz .

F r
o
n
t p anel
co ntrols
allow
α selection of gate times, i n p u t im ped ances,
a nd atte nu ators . Α
r
ea
r pa n el co nn ecto r a nd associate d selecto r switc h allow eit he r an exte rn al
time base oscillato r inp u t, o r monito r i ng of t he i n ter n al ti m e base oscillato r . Wh en t he op tional
tem pe r at u re compe n sate d c r ystal oscillato r (TCXO) is i n stalle d , t
he r
ea
r p
a
n
el co
nn
ecto
r
serves
only as α time base mo n ito r . In ad d itio n , α r ea
r p
a n el powe
r selecto r switc h pe r
mits t
he
5383 Α
Co un te r to ope r ate wit h li
ne
voltages
r
a
n gi ng fr
om 90
V
to 252
V (li n efrequency r ange : 48 το 440
Η z) .
1-5 . ACC E SSO R I E S
A N D O P TIO N S
1-6
.

Two
accesso
r ies a r e available fo r mo un ti n g t he 5383 Α coun ter o n to t h e u se r's r ac k . T h e
10851 Α kit p e r mits t he mo un ting of a single coun te r , w h ile t he 10852
Α
kit is u se d fo r m oun ti n g two
coun te rs i n α si d e- b y-si d e con fig ur atio n . Refe r to Section ΙΙ fo r d etaile d
r
ac k mo un ting kit
info r matio n .
1-7 .

O p tion 001 pr ovi d es α mo
r
e acc ur ate an d stable
time b ase oscillato r . T h is Tempe r atu r e
Com pen sate d C r ystal Oscillato r (TCXO) i n stallatio n mo d ifies t
he r
ea
r p an
el so
t h
at
t he conn
ecto
r
is u se d only as α M O N ITO R o utp u t . As α
r
es
u lt,
an
exte rnal sta nd a rd (i .e ., time base) ca nn ot be
app lie dto t he option
001 co un te r .
1-8
.I
N
ST
RUMEN T IDEN TI F ICATIO N
1-9 .

H ewlett- P ac k a rd u ses α 2-section, 10-c h a r acte r se r ial nu mbe r ( ΟΟΟΟΑΟΟΟΟΟ ) mou n te d on
t h e r ea r p a n el to i de n tify t h e inst ru ment . T he fi r st fo ur d igits a r e t he se rial p r efix a nd t he lastfive
d igits r efe r to t he specific i n str um ent . The alp h abetical c h a r acte
r i
den tifies t
h
e co un tr
y
of
manufacture . If t he se rial p r efix on yo ur i n st ru me n t diffe rs f r om t h at liste
d
on t
he
title p age
of t h is
man u al, t he r e a r e diffe r e n ces betwee
n
t
he
ma nu al a
nd
yo
ur i n st ru me n t . Any lowe r se rial
p r efixes a r e d ocu me nte d sepa
r
ately
i n
t
h
is
man
u
al,
a
nd h ig h e r se rial pr efixes a r e cove r e d by α
man u al ch a n ge s h eet i n cl ud ed wit
h
t
he
ma nu al
.
F ig ur e 1-1 . M odel 5383
Α Fre qu e n cy Cou n te r
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M od el 5383 Α
Gene r al Informatio n
1-10 .

The p r i n te d circ u it boa rd s wit h i n th e i n st ru ment a
r
e i de
n
tifie
d
by α 2-sectio
n ,
10-
d
igit p a
rt
nu m be r (e .g ., 05383-60001) a nd α
4-
d igit se r
ies nu mbe r
(e .g ., "S ER
I E
S
1508") . The
se
r ies nu m be r
i
d e n tifies t he elect r ical c h aracte r istics of t he com
p lete pr i n
te
d -ci r c u
it
assem
b
ly . Α r
ep laceme
n t
ci r
c
u it-boa rd assembly may h ave α d iffe r en t se r ies n u mbe r t han t h e assembly o r igi n ally s upp lie d
wit h t he inst ru me n t . The r efo r e, w he n tr o ub les h ooti n g α ci r cu it-boa rd assembly, e n s ur e t h at t h e
se r ies nu m be r on t he sc h ematic d iag r am matc h es t h e se r ies nu mbe r on t h eboa rd assembly . If t h e
se
r ies
nu
mbe
r
of t
heassembly
is lowe
r
th a n t
he num
be
r
on
t he sc h ematic d
iag
r am i n Sectio n V
III,
r efe r to bac kd ati ng info r matio n i n th is manual fo r ch a n ge informatio n . If t h e se r ies nu mbe r on
t h e assem
b
ly is h ig h e r th an t h e nu mbe r on t he sc h ematic d iagram, t h e c h a nge i n fo r matio n is
p r ovi ded i nα ma n ual change s h eetw h ic h is available f r om t he nea r est H ewlett- Pack a rd Sales and
Service Office .
1-11 . M IC R O FIC HE NUMBER
1-12
.

On t
h
e title
page of
t
h is ma n
ual,
below t he ma
nu
al p a r t n um be r , is
t
h e mic r ofic h
e pa
r t
n umbe r . Th is nu mbe r may be u sed to o rd e r 4χ6 t r a n s p a r en cies of t h e ma nu al . The mic r ofic he
p ac k age also incl ud es t he latest Manual C h a n ge S upp lements as well as all pe r tinent Se r vice
N otes .
1-13 . RE CO MMEN D E D T E ST EQUIPMENT
1-14 . Table 1-1 lists test e qu i p me n t w h ic h is r ecomme nd ed for co n fi r ming i n st ru me n t
specifications (i .e ., i n -cabi n et p erfo r ma nce tests), as well as t r o ub les h ooti
n gand
adju sti n g t h e
i n
st
ru me
n t .
1-15 . SPECI F ICATIO N S
1-16 .

Table 1-2 lists t h e 5383 Α sp ecificatio n s .
Table
1-1 . R ecomme n d e d
Test
Equ ipme n t
Equ
ipme n
t Type
Re qu i r e d C ha r acte r istics Su ggeste d M od el U se*
Oscillosco pe 50 MH z Bandwid t h HP 180 Α System Α , Τ
Test Oscillato r 10 Hz to 10 MHz HP 651B P,T
50 m V O u tp u t
Sig n al
Ge
n e r
ato
r 10 MH z to 512 MH z HP 8654A P,T
50 m V Outp u t
D VM 0-25V R ange HP 970 Α Τ
Fr e qu e n cy Cou n te r H ig h stability 10 MHz HP 5328A with Option 10 A,P
f r e qu ency stan d a rd o r HP 5345
Α
50 O h m F eed t hru 50 O
h
m Te r mi n atio n HP
11048C
Ρ ,
Τ
Connecto r
* Α= Ad j ustments, Ρ = P e r fo r ma n ce Test, Τ = T r oubles h ooti n g
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Ta b le 1-2 . S p ecificatio n s
M o d el 5383 Α
Ge ne r al Info r matio
n
FRE Q UEN CY RA NG
E : 10 Hz to 512 MH z
DIS P L AY : 9-segmente
d ( LE D) digits
I NPU T I MPE DA
NC E : T hr ee selectio n s :
50
Ω Χ 1 ( n omi n al)
1 ΜΩ Χ 1 (<40 pf s hun t)
1 ΜΩ Χ 10 (<40 p
f s hu nt, atte nu ation facto r of
10)
SE N SITI V ITY :
M AXI
MUM I NPU T :
ATT ENU ATIO N : Χ 10 i n
1
ΜΩ
ACC U RACY : ±1 Co un t ±
Time B ase Accu r acy
GAT E TIME : Manually
selecte d .1 secon d , 1 seco
nd , 10 seco nd s
RE SO LU TIO N :
* F o r exa mp le : T h e m axi mu m sig n al level
(w h
e
n 1 ΜΩ Χ 1 i npu t i m pe da n ce is
slecte d ) fo r α 100 kH z i npu t is :
100 Χ10 3 2 .5 Χ10 7 = 250
V ( rm s) + 200 V d o
I NPU T
Switc h P ositio n Fr e qu
en cy R ange
Sensitivity (RM S)
50
Ω Χ 1 20
Hz to 100 MHz
25 mV
100 MHz to 512 MHz
50
mV
1 ΜΩ Χ 1
10 Hz to 10 MHz
25 m V
10 MHz
to
50 MHz
50
mV
I NPU T Switc h P ositio
n Fr e qu en cy R a nge
M axim u m
50 Ω Χ 1 ( Fu se pr otecte
d ) 20 Hz to 512 MHz
3 .S V r ms
(+24 dB m)
1 ΜΩ Χ
1 10 Hz
to 40 H z 200 V (S um
of do + pea k αι )
40 Hz
to 100 kH z 200
V d o + 250 V r ms (ac)
100 kH z to 5 MH z
200V do
*2
.5
χ 10 7 V r ms
=
(ac)
Fr e q .
(i n
H
z)
5 MHz to 512 MHz
200 V d o + S
V
r ms (ac)
1 ΜΩ
Χ 10 10 Hz
to 40 Hz 200 V (S u m of
do + pea k ac)
40 Hz to 1 MHz 200
V d o + 250 V r ms (ac)
1 MH z to 50 MHz
200
V d o
+
2 .5 χ 10 8
V r ms (ac)
Fr eq . (in Hz)
50 MHz
to 512 MH z 200
V d o + 5 V r ms (ac)
GATE TIME
L east Significant
Digit V alue
.1s/ MH z
10 Hz
1s/MHz
1 .0 Hz
10s/Hz
0 .1 Hz
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tι
M o
d el 5383
Α
Ge
n e r al I
n fo r mation
TI MEB AS E DATA :
Stan d a rd
Fr e qu en
cy : 10 MH z (Xtal Oscillato r )
Acc ur acy : <±3 ppm pe r mo n t hdue to agi
n g
<±2 .5 p pm du e to
tem p erature va r iatio n s b etwee n 0°C a nd 40°C
<+0 .5 pp
m du e to ±10% line ( p owe r ) va r iatio
n
Rea
r Pa n el R atio Inpu t : 100 kH z to 10 MHz
E xter n al Fr e qu ency Sta nd a rd I
npu
t ( r ea
r p a n el) : 10 MHz
Se n sitivity : 250 m V
r
ms
Impedance : >500 Ω
M
aximum I npu t : 10 Vr ms
Monitor
Output : Fr e qu ency : 10 ΜΝτ Timebase
V oltage : 200 m V pea k-to-peak
i n to 50 Ω
Cont r ol : Active
w he n t he ΙΝΤ / ΕΧΤ switc h is t he ΙΝΤ position .
O p tio n 001
(Does not p r ovi d eα r ea r pan el exte rn al timeb ase
i npu
t c4 p
a b ility)
Fr e qu ency : 10 MHz (Tempe r atu r e Com pe n sate d Xtal
Oscillato r )
Acc uracy : <±0 .1 p pm pe r mont h due to aging
<±1
p
pm du e to tem p erat ur e va r
iatio n s betwee n 0°C a nd 40°C
<±0 .1
pp
m due to ±10% line
(
p owe
r ) va r iation
O PER ATI NG T EMPE
RATURE : 0°C to 40°C
PO
WER
RE Q U
I REMEN TS : 100, 120, 220, a nd 240 Vr ms ; 48 Hz
to 440 Ητ , +5%, 10% ;
20 V A max .

'
WE IG H T : N et : 2 .2 k g (4 .75 lb) . Sh
ipping : 2 .7 kg (6 lb)
DIMENSIONS : 89mm Ηχ 159mm
W χ 248mmD(3 .5i n Ηχ 6 .25i n . W χ9 .75i n .D)
Table 1-2 . Specifications
(Conti n ue d )
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ι

M
o d el 5383
Α
I n stallation
2-1 . I N T R OD U CTIO N
2-2 .

T h is sectio n of t
he
ma nu al
p
r
ovi d
es
i n
fo
r
mation a bou t
unp
ac
k i n g, i ns
p
ecti n g,
sto r i n g, a nd
s h i pp i n g t h e frequency co un te
r .
2-3
. UNP AC K I
N
GA N D
I N
SP
E CTIO N
2-4
. If t
he
s
h ip p i ng carto n is d amage d , as k th at t he ca rr ie r 's agen t be p r ese n t w hen th e
i n st ru me n t is un pac k ed . I n spect t he i n st rum e n t for d amage s u ch as sc r atc h es, d ents, b r o k en
switc h es, etc . If t he i n st ru me n t is d amage do r fails to meet perfo r ma n ce tests, n otify t he ca rr ie r
and th e n ea r est H ewlett-
P
ac ka rd Sales a nd Service Office imme d iately . P erfo r ma n ce c hec k
p r ocedur es a r e locate d i n Sectio n V, a
nd Sales a nd Service Offices a r
e
liste
d at
t he
bac k of t h is
ma nu al . R etain t
he s h ip p i n g
carton
a nd th e pa dd i ng mate r ial fo r th e ca rr ie r 's i n s p ectio n . T h e
Sales a nd Service Office will a rr ange fo r th e r ep ai r o r r e p lace m en t of t he i n st ru me n t wit h o u t
waiti ng for t h e clai m agai n st t he ca rr ier to be settle d .
2-5 . STOR AG E AND S H I PMEN T
2-6 .

P AC K AGI NG .
To
p r otect val uab le elect r o n ic e qu i p me n t dur i n g sto r age o r s h ipme n t,
always use t he b est pack agi n g met h o d s available . Yo ur H ewlett- Packa rd Sales and Service Office
can pr ovi de p ac k agi n g m ate r ial s u c h as t h at u se d fo r o r igi n al facto r y p ac k agi ng . Co n t r act
pack agi n g com p a n ies i n ma ny cities ca n pr ovi de d epe nd able c u stom pack agi n g on s h o r t n otice .
2-7 .

ENV I R ONMEN T . Co nd itio n s dur i n g sto
r
age a nd s h ip m e n t s hou l d no r mally be limite d as
follows :
α .

M axi mu m altit
ud
e :
25,000
ft .
b .

M i
nimu m
tempe r
atu
r e : -40° F (-40°C) .
ε .

M aximu m tempe r atu r e : +167° F (+75°C) .
2-8 . L I NEV O L TAG E SELE CTIO N
S E CTIO N 11
I N STA LL ATIO N
2-9 .

T h e coun te r is s
upp lie d f r o
m
th e facto r y wit h th e
LI NE
V
O
L TAG E S ELE
CTO
R switc h
es set fo
r
120-volt . If
any othe
r supp ly voltage is to be u se d , c h a n ge t h e r ea r - p anel switc h setti n
gs
as
follows :
α .

U si ng α small sc r ew dr ive r , α pe
n
cil, o r ot he r su itable tool, set t h eL I NE V O L TAG E
S ELE CTO R switc
h
es on t
he co
un te
r's r
ea
r
pan el to t
hep
ositio
ns
s
h own n
ext to t he
d esire d voltage ma
rk i ng
on
t he rea
r pan el
.
b .

En s
ur
e t h at t he co rr ect fuse is installed . U se
αL
iste d , 0 .250 am pe re, slow-blow f u se fo r
100-volt o r 120-volt operatio no r αL iste d , 0 .125 am p e r e, slow-blow f u se fo r 220-volt o r
240-volt ope r ation .
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