Lenovo Miix 2 8 User Guide - Lenovo Miix 2 8 - Page 25

Troubleshooting, Display problems, Sleep problems - reset

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Chapter 4. Troubleshooting Troubleshooting If you do not find your problem here, see Chapter 1. The following section only describes problems that might negate the need to refer to the more comprehensive information in Chapter 1. Display problems When I turn on the tablet, nothing appears on the screen. The screen goes blank while the tablet is on. • If the screen is blank, make sure that: - The AC power adapter is connected to the tablet and the power cord is plugged into a working electrical outlet. - The tablet power is on. Press and hold the Power button for two seconds for confirmation. - Press and hold the Power button for ten seconds to force shut down the tablet. Then press the power button for two seconds to restart. • If these items are set correctly and the screen remains blank, have the tablet serviced. • Your power management is enabled. Do one of the following to resume from sleep mode: - Press the Power button. - Press the Windows button. Sleep problems The critical low-battery error message appears, and the tablet immediately turns off. • The battery power is getting low. Connect the AC power adapter to the tablet. The tablet enters sleep mode immediately after Power-on. • Make sure that: - The battery is charged. - The operating temperature is within the acceptable range. See "Chapter 2. Use and care Information" in the Lenovo Safety and General Information Guide. Note: If the battery is charged and the temperature is within range, do the following: a Press the Power button for two seconds to turn on the tablet. b Press and hold the Power button for ten seconds to force shut down. c Press the Power button for two seconds again to restart. Then reset the tablet with the Push-button reset recovery system. If the problem persists, have the tablet serviced. 21

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Chapter 4. Troubleshooting
21
Troubleshooting
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
If yo
u
do
n
o
t
f
in
d yo
u
r problem here, see Chap
t
er 1. The follow
ing
sec
ti
o
n
o
n
ly descr
i
bes problems
t
ha
t
m
ig
h
t
n
e
g
a
t
e
t
he
n
eed
t
o refer
t
o
t
he more comprehe
n
s
i
ve
in
forma
ti
o
n
in
Chap
t
er 1.
Display problems
When I turn on the tablet,
nothing appears on the
screen.
• If
t
he scree
n
i
s bla
n
k, make s
u
re
t
ha
t
:
-
The AC power adap
t
er
i
s co
nn
ec
t
ed
t
o
t
he
t
able
t
a
n
d
t
he
power cord
i
s pl
ugg
ed
int
o a work
ing
elec
t
r
i
cal o
ut
le
t
.
- The
t
able
t
power
i
s o
n
. Press a
n
d hold
t
he Power b
utt
o
n
for
t
wo seco
n
ds for co
n
f
i
rma
ti
o
n
.
-
Press a
n
d hold
t
he Power b
utt
o
n
for
t
e
n
seco
n
ds
t
o force
sh
ut
dow
n
t
he
t
able
t
. The
n
press
t
he power b
utt
o
n
for
t
wo
seco
n
ds
t
o res
t
ar
t
.
• If
t
hese
it
ems are se
t
correc
t
ly a
n
d
t
he scree
n
rema
in
s bla
n
k,
have
t
he
t
able
t
serv
i
ced.
The screen goes blank while
the tablet is on.
• Yo
u
r power ma
n
a
g
eme
nt
i
s e
n
abled. Do o
n
e of
t
he follow
ing
t
o res
u
me from sleep mode:
- Press
t
he Power b
utt
o
n
.
- Press
t
he W
in
dows b
utt
o
n
.
Sleep problems
The critical low-battery error
message appears, and the
tablet immediately turns off.
•
The ba
tt
ery power
i
s
g
e
tting
low. Co
nn
ec
t
t
he AC power
adap
t
er
t
o
t
he
t
able
t
.
The tablet enters sleep mode
immediately after Power-on.
•
Make s
u
re
t
ha
t
:
-
The ba
tt
ery
i
s char
g
ed.
-
The opera
ting
t
empera
tu
re
i
s w
it
h
in
t
he accep
t
able ra
ng
e.
S
ee
“
Chap
t
er 2. Use a
n
d care I
n
forma
ti
o
n”
in
t
he
Lenovo
Safety and General Information Guide
.
Note:
If
t
he ba
tt
ery
i
s char
g
ed a
n
d
t
he
t
empera
tu
re
i
s w
it
h
in
ra
ng
e, do
t
he follow
ing
:
Press
t
he Power b
utt
o
n
for
t
wo seco
n
ds
t
o
tu
r
n
o
n
t
he
t
able
t
.
Press a
n
d hold
t
he Power b
utt
o
n
for
t
e
n
seco
n
ds
t
o force sh
ut
dow
n
.
Press
t
he Power b
utt
o
n
for
t
wo seco
n
ds a
g
a
in
t
o res
t
ar
t
. The
n
rese
t
t
he
t
able
t
w
it
h
t
he
Pu
s
h-button re
s
et
recovery sys
t
em.
If
t
he problem pers
i
s
t
s, have
t
he
t
able
t
serv
i
ced.
a
b
c