8 SET MODE

DDSC watch

DSC watch monitors Channel 70 while you are receiving an- other channel.

If a distress signal is received on Channel 70, the transceiver monitors Channel 16 and 70 alternately until the distress sig- nal disappears. If a signal is received on another channel, DSC watch pauses until the signal disappears.

This function may not be available for some channel groups depending on dealer setting.

” scrolls at the channel comment indicator.

Scrolls

Scrolls

DSC watch OFF (default)

DSC watch ON

DBeep tone

You can select silent operation by turning beep tones OFF or you can have confirmation beeps sound at the push of a key by turning beep tones ON.

Beep tone ON (default)

Beep tone OFF

DLCD contrast

This item adjusts the contrast of the LCD in 4 levels.

The LCD contrast can be adjustable in 4 levels. 1 is the low- est contrast, and 4 is the highest contrast.

LCD contrast level 3

LCD contrast level 1

(default)

 

DAutomatic acknowledgement

This item sets the Automatic acknowledgement function ON or OFF.

When Position Request or Position Report call is received, transceiver automatically transmits Position Request Reply or Position Report Reply, respectively.

” scrolls at the channel comment indicator.

Scrolls

Scrolls

Auto acknowledgement

Auto acknowledgement

OFF (default)

ON

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Icom IM402A, IM402SA instruction manual DSC watch, Beep tone, LCD contrast, Automatic acknowledgement

IM402A, IM402SA specifications

The Icom IM402SA and IM402A are robust mobile transceivers designed for various communication needs, particularly in the marine and recreational sectors. These models are known for their reliability, durability, and advanced features that cater to both casual users and professionals.

One of the standout characteristics of the IM402SA and IM402A is their compact design, making them suitable for a range of vehicles, from boats to vehicles employed in rugged environments. Their sturdy build ensures they can withstand harsh conditions, which is critical for marine use where humidity and saline air can affect equipment longevity.

In terms of features, both models are equipped with a high-performance receiver that offers exceptional clarity and range, ensuring that communication remains clear over long distances. The IM402 series supports multiple frequency bands, enabling users to communicate effectively across various channels. This versatility is crucial in dynamic environments where multiple communication methods may be needed.

Another significant aspect of the Icom IM402SA and IM402A is their advanced digital signal processing (DSP) technology. This feature enhances audio quality by reducing background noise and improving overall clarity, facilitating better communication in noisy environments, such as when on the water or in busy industry settings. The built-in noise-cancellation technology ensures that conversations remain intelligible even when external noises are present.

User-friendly interfaces are a hallmark of Icom products, and the IM402 series is no exception. The intuitive keypad layout and illuminated display make it easy to navigate through settings and channels, even in low-light conditions. Furthermore, programmable function keys allow users to customize their experience, providing quick access to frequently used features.

The transceivers also come with emergency functions, including distress calling capabilities that comply with maritime regulations. This feature is vital for safety, especially for those venturing into remote or potentially hazardous areas. Additional safety features can include weather alerts and access to emergency channels.

In summary, the Icom IM402SA and IM402A mobile transceivers are designed to deliver high-quality, reliable communication with a host of advanced features. Their robust design, superior audio clarity, and user-friendly interfaces make them a practical choice for anyone needing dependable communication in challenging environments. Whether on the water or in the field, the IM402 series stands out as a reliable tool for effective communication.