42
S
ECTION
15
Message
Descrip
Ɵ
on
Cause
Solu
Ɵ
on
REPAIR COMMUNICATION
RADIO MODEM
Controller is not recognizing
a connec on to the radio
modem.
The J0 radio harness is discon-
nected.
35 feet antenna cable is
malfunc oning and needs to
be replaced. Inspect pins for
corrosion.
DB9/RJ12 adapter harness is
malfunc oning and needs to
be replaced.
Reconnect the J0 radio har-
ness.
Replace 35 feet Antenna cable
Replace DB9/RJ12 adapter
COMMUNICATION FAILED
SEE PRIMARY UNIT
Secondary unit sees a radio
communica on failure
Go to Primary and refer to
“REPAIR COMMUNICATION”
REPAIR COMMUNICATION
Communica on failure is seen
by the primary unit
Primary and Secondary “x” are
too far apart
Primary and Secondary “x” do
not have line of sight
Primary and Secondary “x”
lost communica on due to
temporary loss of line of sight,
i.e. slow moving transport
truck between signals
Radio channel is changed on
one signal only
Radio dip switches have been
changed
Radio cable is not a ached to
the transmi er
Radio cable has been dam-
aged
Radio interference
Move machines closer or use
hardwired connec on
Move machines to achieve
line of sight or use hardwired
connec on
Increase drop out me (see
Sec on 6.4)
Enable COMMUNICATION
REGAIN (see 6.4)
Change other signal(s) to
same radio channel
Set the dip switches as per
diagram (see Sec on 12.1)
A ach radio cable to radio
transmi er
Replace radio cable
Change radio channel on all
signals up or down one
channel. Ensure all signals are
changed to the same channel
REPAIR COMMUNICATION
RADIO MODEM
Controller is not recognizing
a connec on to the radio
modem.
The J0 radio harness is discon-
nected.
Antenna cable is malfunc on-
ing and needs to be replaced.
Inspect pins for corrosion.
DB9/RJ12 adapter harness is
malfunc oning and needs to
be replaced.
Reconnect the J0 radio har-
ness.
Replace Antenna cable
Replace DB9/RJ12 adapter