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Page 60 · 4400 Series
LaserSource
User’s Manual
E-505
Laser voltage limit
disabled output
The laser voltage exceeded the voltage limit and
the output was turned off.
E-506
Laser photodiode
current limit disabled
output
The laser output was turned off because a
photodiode current limit was detected and the
corresponding bit in the OUTOFF register was
set.
E-507
Laser photodiode
power limit disabled
output
The laser output was turned off because a
photodiode power limit was detected and the
corresponding bit in the OUTOFF register was
set.
E-509
Laser short circuit
disabled output
The laser output was turned off because a short
condition was detected and the corresponding
bit in the OUTOFF register was set.
E-510
Laser out of tolerance
disabled output
The laser output was turned off because an out-
of-tolerance condition was detected and the
corresponding bit in the OUTOFF register was
set.
E-511
Laser control error
disabled output
A hardware control error was detected which
forced a shutdown of the laser output.
E-512
Power failure
A power failure was detected.
E-514
Laser mode change
disabled output
The laser output was turned off because a
change in the operating mode of the
LaserSource while the output was on.
E-516
Incorrect configuration
for calibration to start
The LaserSource was not configured properly,
including the mode and output on state, to be
able to start the desired calibration process.
E-517
Calibration must have
the output on to start
The laser output must be on for the calibration
process to start.
E-534
Po mode selected with
PD Response set to
zero
Attempted to select Po mode and PD Response
was zero., or LaserSource was in Po mode and
PD Response was set to zero.
E-535
Calibration cancelled
The active calibration process was cancelled.
E-536
Intermittent contact
fault
The instrument detected an intermittent contact
and shutdown the laser output. If this is
triggering falsely (such as in a noisy
environment), the intermittent contact detection
can be disabled in the main menu.
E-537
Thermal trip
Excessive power dissipated inside unit. Lower
voltage limit or add series resistance. See
“Thermal Considerations” for more details.
E-538
Sensor resistance limit
The sensor resistance exceeded the limit setup
in the
Aux Sensors
menu.
E-539
Sensor temperature
limit
The sensor temperature exceeded the limit
setup in the
Aux Sensors
menu.
E-540
Vf Headroom Violation
Insufficient voltage compliance was detected.
See “Optimizing for Pulse Performance” for
more information.
E-541
Excessive Current
Detected
The driver detected an operating current that
was more than 25% over the current limit. See
“Optimizing for Pulse Performance” for more
information.
I-700
Config saved
Instrument configuration successfully stored.
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