6.8
(cont’d)
Symptom Cause
Remedy
NG appears for
RAM check on the
initialization screen.
RAM
malfunctioned.
If the same symptom
persists after tuning off the
power switch and turning it
on, contact the
maintenance service
company authorized by
Hitachi High-Technologies.
NG appears for
ROM check on the
initialization screen.
ROM
malfunctioned.
If the same symptom
persists after tuning off the
power switch and turning it
on, contact the
maintenance service
company authorized by
Hitachi High-Technologies.
NG appears for
lamp check on the
initialization screen.
The lamp does not
light.
If the same symptom
persists after tuning off the
power switch and turning it
on, contact the
maintenance service
company authorized by
Hitachi High-Technologies.
NG appears for
wavelength
initialization on the
initialization screen.
The wavelength
drive mechanism is
faulty.
If the same symptom
persists after tuning off the
power switch and turning it
on, contact the
maintenance service
company authorized by
Hitachi High-Technologies.
NG appears for
wavelength check
on the initialization
screen.
Peak wavelength
cannot be found.
Confirm that nothing is
contained in the sample
compartment. If the same
symptom persists after
tuning off the power switch
and turning it on, contact
the maintenance service
company authorized by
Hitachi High-Technologies.
NG appears for
wavelength
accuracy in
performance check.
The result of
wavelength
accuracy check
does not satisfy the
specification.
Carry out wavelength
calibration, referring to
“5.3.1 Wavelength
Calibration Method (section
5.3.1.)” and check the
performance again. If no
improvement can be seen,
contact the maintenance
service company
authorized by Hitachi High-
Technologies.
NG appears for
wavelength
repeatability in
performance check.
The result of
wavelength
repeatability check
does not satisfy the
specification.
Check the performance
again. If no improvement
can be seen, contact the
maintenance service
company authorized by
Hitachi High-Technologies.
6 - 13