EXFO FLS-5800 CD/PMD Analyzer Source - Manual (Page 50)

Troubleshooting
44 FLS-5834A
CD/PMD Analyzer Source Error Messages
-40 FIFO not ready for reading:
The unit’s FIFO is not ready for
reading. Commands sent will be
ignored.
If problem persists, call EXFO for
assistance.
-60 Laser over-current:
A problem occurred with the current
going to the laser.
Call EXFO for assistance.
-64 EEPROM error:
The EEPROM was not detected. Call EXFO for assistance.
-65 EEPROM checksum error:
A checksum error was detected by
the unit.
Call EXFO for assistance.
-68 Temperature error:
The operating temperature of the unit
is from 10 °C to 40 °C (50 °F to 104 °F).
Make sure the ambient
temperature remains within the
specified temperature range.
-69 FPGA problem:
An FPGA problem was detected. Call EXFO for assistance.
-73 Supply voltage error:
Internal voltage values are out of the
operation range.
Call EXFO for assistance.
-74 Laser pump failure:
A problem occurred in the output
(optical) power of the laser pump.
Call EXFO for assistance.
-75 Laser temperature problem:
Laser temperature is out of the
operation range.
Make sure the ambient
temperature remains within the
specified temperature range.
Warning/Error
Number
Description Recommended Action