3.7 Error messages of the ITC5xx
ITC500 / page 89
[1315, "Attempt to switch on laser while temperature is
out of window"]
Category: Execution Error
Possible reason: The actual temperature of the laser diode is outside the
temperature window.
[1317, "Limit of temperature/resistance reached"]
Category: Execution Error
Possible reason: The set value of the temperature/resistance reached the
temperature limit.
[1318, "No bias change during laser on"]
Category: Execution Error
Possible reason: The bias voltage may not be switched on or off during laser on.
[1319, "No PD polarity change during bias on"]
Category: Execution Error
Possible reason: The polarity of the monitor diode may not be changed with the
bias voltage on.