Nordson freedom - Hose Interface Board (contd)

Troubleshooting
7-46
Part 1123087_02
 3/2014 Nordson Corporation
Hose Interface Board (contd)
Table 7‐4 Hose Interface Board LEDs
(contd)
Designation Description Normal Operation
Abnormal
Operation
Corrective Action
DS10 Applicator input 2—
indicates when an
applicator input signal is
applied
Green when
applicator signal is
applied
Off when no
applicator signal is
present
On when applicator
signal should not
be applied
Verify voltage is within
limits
Verify proper
connection
Remove/replace hose
interface board
If green when
applicator signal
should not be present,
verify proper
connection
DS11 EcoBead board
communications
activity—indicates
communications activity
between hose interface
board and EcoBead
board
Continuous red and
green flashes when
EcoBead board is
installed
Occasional red
flashes when no
EcoBead board is
installed
Absent or
occasional flashes
when EcoBead
board is installed
Check connection
between EcoBead
board and hose
interface board
Upgrade software
Remove/replace
EcoBead board
Remove/replace hose
interface board
DS12 Applicator output 1—
indicates when the
applicator signal is
present
Green when signal
to the applicator is
on
Off when signal to
the applicator is off
May flash red at
applicator
switch-off
Never green when
input signal is
present
Verify Output Enable
is green
Verify proper
connection
Verify output is not
shorted
Remove/replace hose
interface board
If always green:
Verify proper
connection
Remove/replace hose
interface board
If always red:
Verify proper
connection
Remove/replace hose
interface board
Continued...