JRC JSS-2500 - 4.6 DSC call log; 4.6.1 Received distress messages; 4.6.2 Received other messages; 4.6.3 Transmitted messages

Names and Functions
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2.3 Data terminal（NDZ-227）
This section describes the name of each part in the data terminal and the function.
1. Color liquid crystal display (LCD) unit
2. POWER lamp
This lamp lights to green while operating the data terminal, and blinks during the sleep.
3. READY lamp
This lamp lights to green while serial communications are being normally done. And, when
abnormality occurs, it turns off.
4. COMM lamp
This lamp lights to green while communicating in ARQ or FEC mode.
5. DIM (Dimmer) key
This key adjusts the brightness of the LCD screen and the lamp by four stages (high, middle, low,
and off).
6. Connector for the USB memory with the water-proof rubber cap
Pull out the rubber cap and connect the USB memory.
7. Keyboard
7
1
2
5
6
3
4