HP 5383A

M o d el 5383 Α
M ai n te n a nce
5-12 .

P e r fo r m t he a dju stme n t p r oce dure as follows :
ΝΟΤΕ
1 .

En s ur e t h at t he ambient ( r oom) tem pe r at ur e is 25°C .
2 .

Allow 1-h o ur fo
r
t
h
e 5383
Α time
base
oscillato r to stabilize
befo r e m a
k ing
a
dju
stme
n
t .
α .

Set t h
e 5383
Α ΙΝΤ / ΕΧΤ switc h at t he r ea r pan el to t he ΙΝΤ p ositio n .
b .

Co
nn ect α coaxial cab le b etwee n t he 5383 Α r ear p a n el oscillato r a nd t he test cou nte r
f r on t p an el i n p u t co nn ecto r ( d esc r i be d i n Ta b le 5-2) .
c .

Set up t he test co
un
te
r
acco
rd ing
to
t h
e pr oce
dur es i n Table 5-2 .
d .

A dju
st
t he 5383 Α r ea r pa nel OSC AD) co n t rol for t he followi n g test coun te r d is p lay :
TEST CO UN T ER

DIS PL AY
HP 5328 Α (wit h
O p
tio n 010)

10000
.000 kH
z
d .

Set up t he test cou n te r pe r Table 5-2 .
HP 5345 Α

10 .000000 MH z
5-13 . Option 001 Time B ase Oscillato r A dju stme
n
t
5-14
.

The
Optio
n 001 time base oscillato r uses t he same test equ i p me n t calle d ou t i n P a r ag ra ph
5-10
.
5-15 .

P e r fo r m t h e a dju stme n t pr oce dur es as follows :
ΝΟΤΕ
En s ur e t h at t he ambie n t tem pe
r
at ur e is 25°C (
n
o
r
mal
r
oom
tem pe
r
atu
r
e) .
α .

Disconn ect p owe r f r o m t he 5383 Α a nd r emove t he to p a nd bottom cove r s p e r P a r a-
g r aph 5-16 . O b se r ve W A RN I N G n ote .
b
.

Con
n
ect αι powe
r to t he
5383
Α and set t he L I NE switc h to
ON
. Allow at least 5 mi nu tes
fo r
t
h
e TCXO to
stabilize .
ε .

Co nn ect α coaxial cable between t h e 5383 Α r ea r p anel M O N ITO R connecto r and t he test
co u nte r f r o n t pan el co nn ecto r (refe r to Table 5-2) .
e .

O b
serve
t
h
e 25°C frequency
offset t h at is sta mp ed on t h e side of t h e 5383 Α TCXO
Assem b ly (Al U 25) .
f .

Ad ju st t he TCXO
Assem
b
ly AD) cont r ol so t h at t he val ue d is p laye don t h e test coun te r
e
qu
als
10 MHz
p l u s t he 25°C frequency offset . F O R E XA MPLE, if +4 Hz is stamp ed on t he
si
d
e of
t h
e TCXO,
set t he TCXO AD) con t rol fo r t h e followi ng test cou nte r d is p lay :
T E ST CO UN T ER

DISP LAY (exa mp
le)
HP 5328
Α (wit h O p tio n 010)

10000 .004 Κ
Hz
HP 5345 Α

10 .000004 Μ Hz