Chemtronics VIS 300 Video Inspection Scope VIS 300B Kit - Manual (Page 7)

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4. VIS Display Case – The VIS Display Case include the 3.5” LCD display, battery and control
features to display the required image. No user serviceable components are found inside.
5. Conn/Probe – This control button is functional only on the VIS 400 model. Please call ODM Inc.
for availability of this upgrade.
6. Probe Input – Insert the probe connector to the connector port located on the side of the VIS
display case. Power to the probe is automatic and will remain powered while connected. To
conserve on battery use please remove the probe from the display case during periods of
inactivity.
7. Brightness Control – Brightness control is adjusted with the up/down arrow control buttons.
Please be advised that the VIS 300 has a default position of two positions below the brightest
possible image. This brightness control allows the user to discern defects with greater ease.
8. See #7 above
9. AC Charger input – If the VIS 300 display does not illuminate the screen once it is powered on,
then the battery must be charged. To charge the battery and simultaneously use the VIS 300,
insert the AC charger connector into the port on the lower left side of the display case.