Fixed Laser Sources (Fabry Perot) Error Messages
Agilent 8163A/B, 8164A/B, and 8166A/B User’s Guide, Fourth Edition 397
error message E10051: Laser <a> temp out of limits (b)
description The laser temperature is outside the allowed range
test value a laser number
b measured laser temperature
action Verify whether the module is operated within the specified ambi-
ent temperature. If the failure persists, please return the unit to
your local service center for repair
error message E10060: Laser <a> control failed (b, c, d, e)
description Checks the laser current source
test value a laser number
b measured current at low power and normal current
source setting
c measured current at low power and high current source
setting
d measured current at high power and normal current
source setting
e measured current at high power and high current source
setting
action Please return the unit to your local service center for repair
error message E10070: Peltier <a> temp diff amp failed
description Checks whether the comparator output changes from low to
high values while the temperature DAC is set to two different
temperatures
test value a laser number
action Please return the unit to your local service center for repair
error message E10071: Peltier <a> current control test failed (b, c, d, e)
description The Peltier temperature is set close to the ambient temperature.
Using the current offset circuit, two different currents are set
and measured. If the differences between vary more than a spe-
cific percentage this test fails
test value a laser number
b delta current setting
c delta current measured
d actual difference between b and c
e allowed difference between b and c
action Please return the unit to your local service center for repair
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