Fuji Electric NRF51 User Manual page 9

Functions
1. Buzzer
2. Flash LED
3. Auxiliary LED
4. LCD
5. Battery Cap
6. Operating Buttons
7. Calibration Mark
8. USB Connector
9. Infrared Window
10. Call Button
11. Clip
: It sounds when NRF5 starts its operation, alarm and monitoring
sound is generated.
: Red LED on top of LCD flashes during alarm generation.
: Green LED flashes along to monitoring sound. Red LED flashes
along to alarm. Yellow LED flashes along to preliminary warning
alarm.
: Liquid Crystal Display Indicator.
: Cap of battery compartment.
: Switch indication screen. Also, some operation parameters such as
alarm threshold can be changed by these buttons.
"◎" Button ... Power ON/OFF, Screen switching
"△" / "▽" Button ... Accumulated dose / Dose rate switching,
: Shows location of calibration reference point. (Sensor position)
: For power supply or communication by connecting USB cable.
: For communication with infrared communication device.
: Emergency alarm button. Press for more than 3 seconds to
generate warning sound and indication. If user does not use this
emergency alarm, the function can be made void by the Dosimeter
Configuration Tool.
: To fix the NRF51 on the chest pocket or on the waist belt.
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