Agilent Technologies 8163A Manual page 388

Error Messages
error message
description
affected modules
action
error message
description
affected modules
action
error message
description
affected modules
action
error message
description
affected modules
action
error message
description
affected modules
action
error message
description
affected modules
action
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Selftest failed
The selftest of the module in slot <slot> has failed. If the slot is occupied by an
optical head interface module, the head selftest has failed.
all
Please return the unit to your local service center for repair.
BRAM corrupted
The battery buffered RAM is corrupted.
Mainframe
Please return the unit to your local service center for repair.
Please run realign (from menu)
The alignment of laser cavity is not ideal.
TLS
Please follow this instruction and run the realignment, which can be selected
from the menu of the tunable laser source module. If the failure persists, please
return the unit to your local service center for repair.
Out of specification
The unit has been found outside the specification.This may happen due to vari-
ous reasons.
TLS
Please run LambdaZero from the menu first. If the failure persists, reboot the
mainframe and run realign from the menu. If this does not help, please return
the unit to your local service center for repair.
Duty cycle out of range
The power control loop cannot control the correct output power anymore, be-
cause the duty cycle of the external modulation is too small.
TLS
Increase the duty cycle (that is, increase the on-state duration of the modulated
signal)
Beampath safety error
A problem on the module has lead to an unsafe operation state. For this reason,
the shutter has been closed.
All attenuators
If this problem occurs several times, please send the module to the local Agilent
service center for repair.
Errors appearing on pop-up menus
Agilent 8163A/B, 8164A/B & 8166A/B Mainframes, Sixth Edition