User's Manual

www.daptech.com CMU053-A
3
51
4GVWTP6Q6CDNGQH%QPVGPVs
Problem / Failure Recommended Action
Low Battery Messages on the Main Battery
.
5
VKNNUQOGRQYGTTGOCKPUDWVKVKUTGEQOOGPFGF
1
.
VJCV
[
QWTGRNCEGVJGDCVVGT
[
DGHQTG&CVCKUNQUV
I
f
neither o
f
these 2 icons appear in the Tas
k
Bar when usin
g
Ethernet
C
radle
.
8GTK
H
[0GVYQTMECDNGKUEQPPGEVGFQPVJGDCEMQ
H
1
.
VJGETCFNG

8GTK
H
[0GVYQTMECDNGKUPQVFG
H
GEVKXG
2
.
'VJGTPGVQPDQCTFCFCRVGTOC
[
DGFGCEVKXCVGFQT
3
.
KP2QYGT
5
CXG/QFG

T
he screen
i
s blank and keyboard does not
sound the ‘beep’ when a ke
y
is pressed
.
8GTKH
[
VJCVVJGWPKVKUVWTPGFQP

1
.
8GTK
H
[VJCVVJGDCVVGT[KU
H
WNN[EJCT
I
GF

2
.
T
he un
i
t does not turn on when press
i
n
g
th
e
F
1
k
e
y
.
8GTKH[DCVVGTKGUDCVVGTKGUOC[PGGFTGEJCTIKPI
1
.
1
PEGWPKVKURNCEGFQPVJGEJCT
I
GTVJGWPKVUJQWNF
VWTPKVUGNHQPKPVJGPGZVHGYUGEQPFUCPFTGUVCTV
VJGQRGTCV
K
P
I
U[UVGO

The PC Card does not connect.
8GTKH
[
VJCVVJG2%%CTFKUKPUGTVGFRTQRGTN
[
4GHGT
1
.
DCEM VQ ő7UKP
I
2
%

%
CTFUŒ UGEVKQP HQT HWTVJGT
KPUVTWEVKQPU

T
he d
i
splay contrast
i
s very weak or back
g
round
ver
y
d
ar
k.
8GTKH[VJGFKURNC[EQPVTCUVUGVVKPIUCTGCRRTQRTKCVGN[
1
.
UGV7UG VJGEQPVTCUVMG[UVQCF
L
WUVVJG UGVV
K
P
I
U

4GHGT VQ “Back
g
round Display and Contrast
Advanced
S
ettings
”
HQ
T
HW
TVJ
G
TKP
U
VT
WE
VK
Q
P
U
T
he unit does not turn o
ff
automaticall
y
or
manually
.
8GTK
H
[WPKVKURTQRGTN[EQPPGEVGFVQVJGEJCT
I
GT

1
.
8GTKH[őUJWVQHHŒHGCVWTGKURTQRGTN[EQPſIWTGF

2
.
T
roubleshootin
g
Guid
e