Inmarsat SABRE I, User Manual

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Appendix 7
Troubleshooting Guide
This section provides a list of commonly encountered problems, their possible causes and solutions.
1.
2.
3.
Problem Solution S/N
SABRE™ I fails to turn on,
or functions
intermittently when
powered by the battery.
Possible Cause
Turn on SABRE™ I using the power from the mains via the
power adapter. Proceed on with the following steps only
i f S A B R E ™ I c o u l d b e t u r n e d o n s u c c e s s f u l l y.
The internal battery needs
recharging.
The internal battery is not
inserted properly.
T h e i n t e r n a l b a t t e r y
c o n t a c t s a r e d i r t y o r
damaged.
Extended GPS position
acquisition time. (Up to 10
minutes.)
Presence of obstructions
between SABRE™ I and the
Satellite.
Window glass reduces the
signal strength of the
incoming and outgoing
satellite signal.
The antenna is not aligned
in the direction of the
Satellite.
C h a r g e t h e i n t e r n a l
battery. Check the level of
the battery indicator in the
display.
Re - i n s e r t t h e i n t e r n a l
battery and make sure that
the internal batter y is
inserted properly.
Clean the internal battery
c o n t a c t s i f n e c e s s a r y.
R e p l a c e t h e i n t e r n a l
battery if the contacts are
damaged.
Point SABRE™ I’s antenna
such that it has clear view to
the open sky.
If SABRE™ I is placed at an
unobstructed open area,
then it is recommended to
make it lay flat facing the sky
to obtain GPS fix quickly. If
SABRE™ I is placed near
window, then it is
recommended to place it at
about 45 elevation angle
facing the clear sky to obtain
a new GPS fix
Ensure that there are no
o b s t r u c t i o n s b e t w e e n
SABRE™ I and the BGAN
Satellite.
W i th th e h e l p o f th e
compass and /or Launch
Pad “Help me Setup BGAN”
f e a t u r e , e n s u r e t h a t
S A B R E ™ I i s p o i n t i n g
SABRE™ I fails to obtain
a GPS fix.
SABRE™ I is unable to
receive a signal or the
signal that is received
from the satellite is
weak.