Nomenclature And Function; Video Endoscope - Pentax ED-3490TK Operation Manual

1. NOMENCLATURE AND FUNCTION

1.1 VIDEO ENDOSCOPE

AIR/WATER FEEDING VALVE (OF-B188)
Covering of hole in the top of the valve delivers
pressurized air. Covering of the hole and fully
depressing the valve delivers pressurized water.
SUCTION CONTROL VALVE (OF-B120)
Depress to remove fluids or air through
the instrument channel.
BUTTON 1
Push to freeze an image.
BUTTON 2
Push to activate the hardcopy system that
was selected between "FILE" and "HARD COPY".
UP/DOWN DEFLECTION LOCK
When this lever is in the "F" position, turned clockwise,
the bending section moves freely. When turned fully counterclockwise,
the bending section becomes progressively more stabilized.
BUTTON 4
Push to select light measurement method, AVE/PEAK.
BUTTON 3
Push to activate the VCR for recording live procedures.
RUBBER STRAIN RELIEF
NOTE:
The function of each button can be changed. For more details, refer to the
manual supplied with the EPK-i or the EPK-1000.
Scope
Processor EPK-i
*Button 1
*Button 2
*Button 3 VCR (NTSC)/Enhance (PAL)
*Button 4 Enhance
Magnification
Control Lever
*Setting at factory
BUTTON 1
BUTTON 2
BUTTON 4
BUTTON 3
ED-3490TK
EPK-1000
Freeze
Hard Copy
Enhance (NTSC)
AVE/PEAK (PAL)
–
RUBBER INLET SEAL (OF-B190)
Allows passage of accessories while
preventing escape of fluids and air.
– 1 –
INSTRUMENT
CHANNEL INLET
For introduction of
biopsy forceps
and other accessories.
CONTROL BODY
MODEL DESIGNATION
RIGHT/LEFT DEFLECTION
CONTROL KNOB
UP/DOWN DEFLECTION
CONTROL KNOB
RIGHT/LEFT DEFLECTION LOCK
Functions similar to Up/Down lock
CANNULA/FORCEPS ELEVATOR
CONTROL KNOB
To guide and direct cannula or
forceps.
UMBILICAL CABLE