Trimble Outdoors AgGPS 252 - Manual (Page 57)

AgGPS 252 Receiver User Guide 51
Tro u b l e sh o o t i n g F l o w c ha r t s
Figure 6.5 Using AgRemote to troubleshoot RTK
START HERE
Chec
k that there are
no other base stations oper
ating in the area,
interf
er
ing with y
our
base station signal.
Chec
k the
Ag
Remote Home
screen f
or GPS reception.
Is
the receiv
er tr
ac
king at least 4
satellites?
See the GPS Reception T
roub
leshooting Guide
.
When GPS satellite
reception is resolv
ed, retur
n
to this guide
.
Mo
v
e
the ro
ving receiv
er to a
place where there is a clear line of sight betw
een it and
the base station.
Are R
TK
corrections being receiv
ed
no
w? Does the
Ag
Remote
screen displa
y r or R?
No
Chec
k the po
w
e
r supply to
the base station and the base
radio
. Is the base tr
ansmit
light on?
Pro
vide po
w
er to the
base station and r
adio
.
Chec
k that the receiv
er is
initializ
ed.
Does the
Ag
Remote Home screen displa
y R f
or a fix
ed
solution?
Are 5 or more satellites
being tr
ac
k
ed?
Ye
s
Mo
v
e
the receiv
er a
w
a
y
from
an
y obstr
uctions so that it
can tr
ac
k at least 5 satellites
.
Receiv
er is oper
ating
nor
mally
.
Receiv
er should initializ
e
soon (wthin 30 seconds f
or
baselines under 5 km).
After
30 seconds does the Home screen displa
y R f
or a fix
ed
solution?
Something ma
y be interf
er
ing
with the GPS signal.
See the
GPS Reception
T
roub
le-
Shooting Guide
. Is the
prob
lem still unresolv
ed?
Contin
ue
No
Ye
s
Chec
k that the receiv
er is
receiving R
TK corrections
.
The
age
on Home screen
should be 1 if receiving
radio
. Does the
Ag
Remote
Home screen displa
y r or R
for an R
TK solution? No No No
Ye
s
No No
Ye
s
Chec
k the Ro
v
er receiv
er
light to ensure R
TK
corrections are present.
Is the
LED flashing y
ello
w?
No
No CMR corrections are being receiv
ed.
In the Config screens
use R
TK link to mak
e sure that
the ro
v er r
adio par
ameters are
the same as the base r
adio
par
ameters
. Are CMR
corrections being recie
v
e
d no
w?
Ye
s
No
Ye
s
Chec
k the
Ag
Remote screen
for R
TK status and contact
y
our local
T
rimb
le Reseller
.
Ye
s
Receiv
er is oper
ating
nor
mally
.
Ye
s
Is the R
TK option installed in the receiv
er?
Ye
s
No
Obtain and install the R
TK
option
Ye
s
Ye
s
Ag252_100B_UserGuide_ENG.book Page 51 Thursday, July 28, 2005 4:06 PM