Pentax EPK-i7010 Instructions For Use Manual page 48

 ND mode
Set the level for ND mode.
1
Select [Off], [Low], [Medium], or [High].
 If an option other than [Off] is set, a normal screen will not be displayed on the monitor when a PDT or other strong
light is not utilized.
 When [Low], [Medium], or [High] is set, the current user cannot be changed. I "Operations in the [User list preset]
Tab" (P.77)
 When the setting screen is displayed by pressing the [Menu] key, [ND mode] operation is not possible.
 If [ND mode] is set to an option other than [Off], [i-scan1], [i-scan2], and [i-scan3] cannot be used.
 When the [ND mode] is set to anything other than [Off], the settings for [Shutter mode], [OE] will be canceled.
 Depending on the endoscope model being used, the time it takes to resume from the ND mode varies. It takes
maximum of 10 seconds.
 There are certain models among 90K series endoscopes that cannot utilize ND mode. In order to use the ND mode,
it is necessary to update the integrated software of the endoscope. Contact your local PENTAX Medical service
facility to arrange the software update and inspection of the endoscope.
 D-range expansion
Select the mode for D-range expansion processing.
1
Select [Off], [Low], [Medium], or [High].
NOTE
5
The [D-range expansion] settings are stored in memory even after you turn off the processor.
43
Operating Procedure