Appendices
86 S-4000 Digital Snake Owner’s Manual
S-4000R Unit: Error Indicators
Indicator Status Definition Troubleshooting Action
CLIP 2 Lit An exhaust fan (or
fans) on the Master
REAC unit has
stopped working
• Shut down the unit to prevent overheating and
damage
Flashing Recovery from the
above error
• None
CLIP 3 Lit Abnormal (high)
temperature
detected on the
Master REAC unit
• Make sure the intake and/or exhaust vents on the
Master REAC unit are not blocked
• Shut down the unit to prevent overheating and
damage
Flashing Recovery from the
above error
• None
CLIP 4/
SIG 4
Lit REAC packets error
detected on the unit
connected to the
S-4000R
• Check MAIN and BACKUP REAC cabling
• Check MAIN and BACKUP REAC connections
• Check in-line switching hub (if used) on MAIN
and BACKUP REAC connections
SIG 2 Lit An exhaust fan (or
fans) on a Slave/
Split REAC unit has
stopped working
• Shut down the unit(s) to prevent overheating and
damage
Flashing Recovery from the
above error
• None
SIG 3 Lit Abnormal (high)
temperature
detected on a Slave/
Split REAC unit
• Make sure the intake and/or exhaust vents on the
Slave/Split units are not blocked
• Shut down the unit(s) to prevent overheating and
damage
Flashing Recovery from the
above error
• None
LED Display Flashes
“Er”
This happens
whenever one of the
previously described
S-4000R error
indicators lights or
flashes
• Look for the source of the error
• Press CLIP CLEAR•ENTER to return to normal
S-4000R operation
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