Tecsun PL-990x - Maintenance, Safety, and Specifications; Troubleshooting and System Reset

26
I
S
S
UE
P
O
S
S
I
BLE
CAUS
E
/
S
O
LUTI
O
N
Batter
y
l
i
fe i
s
s
hor
t /
unable to char
ge.
U
nable to pow
er
on the devi
c
e.
R
adi
o auto tur
ns
off
w
hi
l
e l
i
s
tening.
A
T
S s
k
i
ps
s
tati
ons, or
s
ome stor
ed stati
ons
have only
nois
e.
Poor
MW (
AM)
r
ec
eption
w
hi
l
e usi
ng in N
or
th or
South
Amer
i
c
a.
O
nl
y
few
F
M stati
ons
c
an be r
ec
ei
v
ed.
Audi
o quali
ty
i
s
not good
w
hen li
s
tening to L
W
,
MW (
AM)
and SW
.
When the alar
m goes off
the r
adi
o br
oadcas
t i
s
onl
y
nois
e.
T
he li
thi
um batter
y
i
s
aging.
●
R
epl
ac
e w
i
th a new
batter
y
.
Batter
y
has no pow
er
or
i
s
i
ns
tal
l
ed inc
or
r
ec
tl
y.
●
R
epl
ac
e or
c
har
ge the batter
y
.
●
T
ak
e note of the batter
y
pl
ac
ement, then r
ei
ns
tal
l
the batter
y
.
Batter
y
has no pow
er
or
the sl
eep timer
i
s
ac
ti
v
ated.
●
R
epl
ac
e or
c
har
ge the batter
y
.
●
D
eacti
v
ate the sl
eep timer
and tur
n the r
adi
o back
on.
T
he r
adi
o s
i
gnal i
s
too w
eak, ther
e i
s
s
tr
ong inter
fer
ence,
or
MW (
AM)
tuning steps ar
e not set acc
ur
ately.
●
Sear
c
h the stati
on manuall
y
.
●
Adj
us
t the length and dir
ec
ti
on of the antenna or
c
hange to
a differ
ent loc
ati
on and tr
y
again.
●
MW (
AM)
s
tati
ons ar
e s
paced at 10 kH
z
i
n the Amer
i
c
as
.
Tur
n of
f the devi
c
e, then pr
es
s
and hold the [ 3 ]
button to change the tuning step to 10 kH
z
.
MW (
AM)
s
tati
ons ar
e s
paced at 10 kH
z
i
n the
Amer
i
c
as
, the
devi
c
e may be set to 9 kH
z
tuning steps.
●
Tur
n off the devi
c
e, then pr
es
s
and hold the [ 3 ] button to
change the MW tuning step to 10 kH
z
.
F
M fr
equency
r
ange may not be set cor
r
ec
tl
y
for
y
our
c
ountr
y
.
●
F
i
nd infor
mation about the F
M fr
equency
c
ov
er
age in y
our
countr
y. Tur
n of
f the r
adi
o, pr
es
s
and hold the [ 1 ] button to
sel
ec
t a sui
table r
ange.
T
he
AM bandw
i
dth is
s
et to a nar
r
ow
band.
●
Pr
es
s
the [ AM BAND
WIDT
H
+
] button r
epeatedly
to
change to a w
i
der
bandw
i
dth.
Al
ar
m pr
es
et r
adi
o fr
equency
w
as
not pr
oper
l
y
s
et, or
ther
e
ar
e no br
oadcas
ts
at that time.
●
As
s
ur
e that r
ec
ei
v
i
ng a br
oadcas
t i
s
poss
i
bl
e at the alar
m
ti
me and the loc
ati
on w
her
e the devi
c
e i
s
pl
ac
ed.
●
Swi
tc
h to alar
m by audio play
er
i
ns
tead of r
adi
o.
MISCELLANEOUS - Troubleshooting