• Checking the selected type of intraoral exam.
Upper molars
Upper canines/bicuspids or rear "bitewing"
Upper incisors or front "bitewing"
3.5. Factory settings
The x-ray unit is supplied with the following factory settings:
• Operating mode: AUTO.
• Sensitivty: level 19.
• Handheld stand by: 5 minutes
• Exposure times as per standard R20: 0,010 - 0,011 - 0,012 - 0,014 - 0,016 - 0,018 - 0,020 - 0,022 - 0,025 - 0,028 - 0,032 - 0,036 - 0,040 - 0,045 -
0,050 - 0,056 - 0,063 - 0,071 - 0,080 - 0,090 - 0,100 - 0,110 - 0,125 - 0,140 - 0,160 - 0,180 - 0,200 - 0,220 - 0,250 - 0,280 - 0,320 - 0,360 - 0,400
- 0,500 - 0,560 - 0,630 - 0,710 - 0,800 - 0,900 - 1,000.
NOTE: These times comply with current standards I.E.C. 60601-2-7 (1999) and the ISO 497 series R'20 recommendations and
CANNOT BE MODIFIED.
3.6.
Batteries and charge level indication
The handheld runs on two widely available AA alkaline batteries to assure sifficient stand-alone operation. The charge level of the batteries is given
on the screen as follows:
Battery fully charged (a symbol does not appear in the area that shows the battery charge level).
Battery half-charged.
Battery charge level low or almost dead (causing the handheld to automatically shut off).
NOTE:
The batteries should be removed from the handheld if it is not going to be used for an extended period.
3.7. X-ray generator indicator light
The x-ray generator comes with an indicator light (B) that signals apparatus status:
• color (purple)
• Flashing color (purple)
• Blue
• Yellow
• Red
10
10
> x-ray unit on (regular condition)
> stand-by (low consumption)
> x-ray one – head released
> x-rays being emitted
> fault
B
OPERATING INSTRUCTIONS
Lower incisors
Lower canines/bicuspids
Lower molars
EN