Troubleshooting
9-6
InterReach Unison Installation, Operation, and Reference Manual
CONFIDENTIAL
D-620003-0-20 Rev J
NOTE:
If you have a red
STATUS
LED without a fault message, it probably
indicates that the unit is locked out.
NOTE:
The tables below contain messages for all versions of firmware.
Main Hub Faults
Table 9-1
Faults Reported by the Main Hub
Alarm Message
Action
{MF01}Software error occurred and recov-
ered
If this happens repeatedly, replace the MH. (Log entry only.)
{MF02}Software error occurred and recov-
ered
If this happens repeatedly, replace the MH. (Log entry only.)
{MF03}Software error occurred and recov-
ered
If this happens repeatedly, replace the MH. (Log entry only.)
{MF04}Software error occurred and recov-
ered
If this happens repeatedly, replace the MH. (Log entry only.)
{MF05}Software error occurred and recov-
ered
If this happens repeatedly, replace the MH. (Log entry only.)
{MF06}MH power cycle
If AC mains are not cycled, replace the MH.
{MF09}Temperature is high
Replace the Main Hub if there is fan failure. Check fan for rotation, airflow
blockage, and dust. Check room environmental controls.
{MF10} System Error Lockout
Check MH faults, system is out of service due to an MH fault.
{MF11} Commanded Out-of-Service
Command In-Service to restore operation.
{MF13}Hardware failure (Power Supply)
Replace the MH.
{MF14}Hardware failure (DL Laser)
Replace the MH.
{MF15}Failed to perform system test (PLL
unlock)
Unable to perform system end-to-end test, replace the MH when possible.
{MF17}Hardware failure (SPI)
Cycle power once. If fault persists, replace the MH.
{MF18}Hardware failure (DL PLL Unlock)
Cycle power once. If fault persists, replace the MH.
{MF19}Hardware failure (DL PLL Unlock)
Cycle power once. If fault persists, replace the MH.
{MF20}Hardware failure (DL Pilot PLL
Unlock)
Cycle power once. If fault persists, replace the MH.
{MF21}Hardware failure (UL PLL Unlock)
Cycle power once. If fault persists, replace the MH.
{MF22}Hardware failure (UL PLL Unlock)
Cycle power once. If fault persists, replace the MH.
{MF23}Hardware failure (UL PLL Unlock)
Cycle power once. If fault persists, replace the MH.
