4-1
Chapter Four
Problem Determination
Andrew SL16 Repeaters are designed for ease of use. By using the
following guide, you can isolate most problems quickly and easily.
Table 4-1. Problem Solving.
SYMPTOM
PROBLEM
ACTION
Power LED is off
AC power is not
connected or fuse
is blown
Check power cord and
fuse.
OK LED either off
or on steady (i.e.,
not flashing)
Internal CPU has
stopped
Power cycle the unit. If
symptom remains, replace
unit.
OK LED flashing
red
Internal hardware
failure
Wait 1 minute until unit
resets and re-tests. If
symptom remains, replace
unit.
Lobe port LED
flashing red
• Station trying to
connect at
wrong speed
• MAU set for
wrong speed
• Set workstation adapter
card to proper speed.
• Change the speed
setting on the MAU.
Lobe port LED
does not turn on.
• Lobe cable not
connected
properly
• Workstation not
active
• Workstation
adapter drivers
not properly
loaded
• Check all connections
between MAU and
workstation.
• Check workstation
drivers.
