DSM 132/132RS Receiver User Guide 93 Figure A.1 System hardware and power troubleshooting flowchart

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The receiver is connected
and has sufficient power
for operation.
Is the receiver or
AgRemote screen
light on?
Is the data/power cable
securely connected to
the receiver antenna.
Connect the red and
black power leads of
the data/power cable to
machine 10-32 VDC
power.
Is the receiver or
AgRemote screen
light on?
Yes
Continue
No
No
Can you turn on
the machine
(combine or tractor)?
No
No
There may be a fault
with the machine
power. Contact your
local farm implement
dealer.
Yes
Recheck the
data/power cable
connections. If the
problem persists,
contact your local
Trimble Reseller.
Is the text visible on the
receiver or AgRemote
screen?
Check the battery
power. Is the battery
voltage between
10-32 volts?
Is automatic gain
control (AGC)
1 or less?
Yes
Yes
Check the screen contrast.
Is the text now visible?
NoNo
No The receiver has insufficient
power. Contact your local
Trimble Reseller.
Check the cable connection
to the antenna. Is the coax
tape securely fastened at
the antenna connection?
No No
Make sure that there is no
excess antenna cable wrapped
around the antenna base.
Use a tie strap to secure any
excess cable away from the
receiver / antenna.
Yes
Yes
The antenna cable may
be faulty. Contact your
local Trimble Reseller.
Contact your local
Trimble Reseller.
The antenna cable
connection is vulnerable
to water.
Complete the remaining
checks with the
understanding that there
may be moisture
in the cable.
Blow out the antenna
connections with
compressed air.
Disconnect the antenna
cable and allow it to dry
in the air. This may
take several hours.
When the cable is dry,
reconnect it and secure it
with coax tape.
If the problem persists,
contact your local
Trimble Reseller.
Check the system
voltage. Is the AGC
1 or less?
Was the coax cable
securely fastened when
you checked earlier?
Continue
Continue
No
No
Yes
Yes
Yes

A

.1 System Hardware and Power Troubleshooting Flowchart