Edgetech 4125I User Hardware Manual page 127

5-108
SYMPTOM PROBABLE
CAUSE
CM Light
Open circuit.
Flashes Slow
Same as in 2
CM Light Short circuit.
Flashes Fast Same as in 2
Faulty Tow
Cable
Link Light Faulty Topside
Flashes Modem
Faulty Tow Fish
VDSL assembly
Topside PC's
Lan not set
correctly
Discover IP and
Port set
incorrectly
Incorrect
Discover last
used .jni file
NET OFF in
Faulty Topside
Discover
Ethernet cable
Faulty Topside
Modem or
Isolators
Sonar not
running in the
Tow Fish
Faulty Tow Fish
CPU
Interference
from ship's
echo sounder
Other sources
of noise
Distortion or
noise in the Tow fins are
data damaged or
missing
Excess
strumming of
tow cable
4125i/4125 SIDE SCAN SONAR SYSTEM
CORRECTIVE ACTION
Typically Tow cable fault. Proceed as in step 2.
Typically Tow cable fault. Proceed as in step 2.
Perform Meg-ohm check to cable or replace the cable
To check Modem settings or reconfigure or replace, Contact
CUSTOMER SERVICE.
To replace the assembly, Contact
Check Lan setting is enabled and set to 192.9.0.XXX
Configure Discover Network to 192.9.0.101, port 1700.
Delete files and re-open and reconfigure Discover.
Remove topside's top plate and bypass connector panel E-net
connector to verify. Repair or replace the cable.
Check the wireless connection.
To replace modem or bypass Isolators, Contact
SERVICE.
Check using Remote Desktop. If Sonar is not running, Contact
CUSTOMER SERVICE.
If unable to connect remotely, open tow fish and connect the
monitor to CPU to confirm. Contact
Turn off echo sounder.
Check for other sources of noise. Try an alternate survey area.
Inspect and replace if needed.
Inspect and remove slack from cable.
CUSTOMER SERVICE.
CUSTOMER
CUSTOMER SERVICE.
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