HP 5383A

3-10 . O PE RATO
R C HE C K S
3-11 .

Th ese qu ic k pr elimi
n a ry c hec k s s h oul d be pe r fo r me d by
t h
e
ope r ato r w he n an i n st ru me n t
fail ur e is s u specte
d :
Pr
oble
m Ι . Νο d isplay d igits are
illumi n ate d
CHECK
α .

Equ i p ment ca b le p
l u gge d i n?
b .

Pr o pe r
li n
e
voltage selecte d on r ear p a n el? (
R efe r to Pa r ag r a ph 2-8 .)
ι . Rea r p a n el f u se blow n ? R e p lace
blow n f u se wit h α /4 am p 3AG
f u se (HP Pa r t
N umber 2110-0018)
fo r 100-120 volt o pe r atio
n
or α am
p
(HP
P a r t Number
2110-0318) 3AG
f u se fo r 220-240 volt ope r atio
n .
Pr oblem ΙΙ . All d is p lay d igits are not
ill
u
mi n
ate
d .
α . T
h is is n o r mal, T h e co un te
r pr ovi d es α lea d i ng ze r o b lan k i n g feat ur e w
h
ic
h
bla nk s
non-significant
d isplay d igits . T he followi n g d is p lays a
r
e
co rr ect w hen α sig n al is
n ot a p plie d to t
h
e
cou n te r inp u t :
GAT E TIME
Switc h
Position
10 S/
H z
1 S/ ΜΗτ
.1 S/ ΜΗτ
DISPL AY
M
o
d el 5383 Α
O pe r atio
n
Ι

ΙΙ

ΙΙ

ΙΊ ΙΙ

ΙΙ

ΙΙ

Ι
Ι

Ι , Ι

Ι Ι - Ι Ι

Ι Ι - Ι Ι _ Ι Ι - Ι
Ι

Ι

Ι

Ι

Ί Ι

Ι

Ι

Ι

Ι

Ι

Ι
Ι -
ΙΙ
ΙΙ
- ΙΙ - ΙΙ -
Ιι
-
ι
b . Fo r f ur t h e r ass u ra n ce, set t
h
e GAT E
TIME switc h betwee n any two p ositio
n s . T h e
followi n g d is p lay i nd icates t
h
at
all d isplay d igit ci r c u its a r e ope
r
ati
n g
co
rr ectly :
I it
II- ι1
ι
ι
ίι
ίι ίι -
ι
Ι
Ι
Ι Ι
ι _
ι ι
ι
ι _
ιι _ ι
ΝΟΤΕ
Whe
n positione d fo r th e d is p lay digits test
f
u
nction, GAT E TIME
switc h
AlS2
may o r may n ot op en t he g r o und lea
d to t hed eci m al
p oi n t input of t h e d isplay LE D . Fo
r t h is r eason t hed ecimal poi
n
t
mayo r m ay not be
ill uminated d ur i ng t h is d igit test .