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14
UB-8325
No.
Sensor/Sensor Board Name
Description
1
Infrared Sensor Board
For detecting the position of Electronic Pen (or Electronic Eraser)
Infrared Sensor
2
Ultrasonic Sensor Board
Ultrasonic Sensor
Ultrasonic Sensor
3
Image Sensor
For sensing the home position of screen and image on the screen. The light from the LED is
reflected by the screen. The image sensor receives this reflected light and converts this
reflected light to the electrical signals. This electrical signals are transferred to the CPU in the
control board. The CPU recognizes as the home position of screen, image on the screen, etc.
reflected by the screen. The image sensor receives this reflected light and converts this
reflected light to the electrical signals. This electrical signals are transferred to the CPU in the
control board. The CPU recognizes as the home position of screen, image on the screen, etc.
LED Array
4
Thermo Sensor
For sensing the ambient temperature.
5
Thermo Sensor Board
For relaying the ambient temperature signal from the thermo sensor to the interactive board.
6
Relay Board
All cables from the image sensors, LED array and Interactive board are connected to the con-
trol, motor drive and power boards through the relay board.
trol, motor drive and power boards through the relay board.
7
Screen Motor
For feeding the screen.
8
Interactive Board
For operating all interactive functions of this model. This board, which has a CPU, receives the
signals from the infrared sensors, ultrasonic sensors and thermo sensor, then sends the infor-
mation regarding the position of Electronic Pen (or Electronic Eraser) to the control board.
signals from the infrared sensors, ultrasonic sensors and thermo sensor, then sends the infor-
mation regarding the position of Electronic Pen (or Electronic Eraser) to the control board.
9
Panel Board
All operation keys for operating this model are equipped on this board.
10
Door Sensor Board
For detecting whether the printer door is opened.
11
Film End Sensor Board
For detecting whether the thermal transfer film is empty.
12
Paper Sensor Board
For detecting whether the paper is in the paper tray area consists of the paper cover and
paper path lower.
paper path lower.
13
Top Sensor Board
For detecting the top edge of paper.
14
Pickup Roller
For picking-up the paper in the paper tray area consists of the paper cover and paper path
lower.
lower.
15
Printer Motor
For driving the printer unit consists of paper feed mechanism, printing mechanism, etc.
16
Control Board
For controlling all functions of this model.
17
Motor Driver Board
For driving the printer motor and screen motor.
18
Thermal Head
This head is for printing the data to paper.
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