is turned O N . If both lam ps are selected, the lit lam p changes from
halogen to deuterium at the set [W avelength for Lam p E xchange]
w avelength. A t the changeover w avelength, the halogen lam p becom es
activated.
[W avelength for S ets w avelength at w hich the deuterium lam p
Lam p E xchange] sw itches O F F and the halogen lam p sw itches O N . Input the w avelength in
the text box.
Input range: 330 to 350 nm .
D efault value: 340 nm .
[D euterium Lam p U se] T otal tim e of deuterium lam p use. W hen the light source is replaced, input
0 in the text box. The tim e is reset.
[H alogen Lam p U se] Total tim e of halogen lam p use. W hen the light source is replaced, input 0
in the text box. The tim e is reset.
N ote: F or the V -570, [W avelength for G rating E xchange] can also be selected.
[W avelength for S ets the diffraction grating changeover w avelength
G rating E xchange] for the ultraviolet/visible region and for the near-infrared region. Input the
w avelength in the text box.
Input range: 750 to 900 nm .
D efault value: 850 nm .
9.2 [D iagnosis] m enu
A utom atically diagnoses the spectrophotom eter for the item s listed in the figure below .
F igure 9.3 [D iagnosis] dialog box
[Longer W avelength Lim iter] O K if the longer w avelength lim iter is operating properly.
[S horter W avelength Lim iter] O K if the shorter w avelength lim iter is operating properly.
[P M T V oltage C ontrol] O K if correct voltage is applied to the photom ultiplier.
[H alogen Lam p] O n if the halogen lam p is operating properly.
[D euterium Lam p] O n if the deuterium lam p is operating properly.
[S ector M irror] O K if the sector m irror rotates at 33 H z.
[B attery] O K if the m em ory backup battery is charged.
[A /D C onversion] O K if the A /D converter is operating properly.
N ote: F or the V -530, [P M T V oltage C ontrol] and [S ector M irror] are not available.