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| General Radio Operation |
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| Table 4: Alert Tones (Continued) | |
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| You hear: | Tone Name | Heard: |
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| Failsoft | when the trunking system fails. |
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| when the voice channel is |
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| Automatic Call Back | available from the previous |
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| request. |
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| A Group of |
| (when pressing the PTT |
| Medium- | Talk Permit | button) verifies the system is |
| Pitched |
| accepting transmissions. |
| Tones |
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| Console | when a status, emergency | |
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| alarm, or reprogram request | |
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| Acknowledge | |
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| acknowledgment is received. | |
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| Received | when a Call Alert, or Private |
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| Individual Call | Conversation Call is received. |
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| A Group of | Scan Alert On | when the Scan feature is |
| Low Pitched |
| activated through the pre- |
| Tones |
| programmed button or 3- |
| followed by a |
| Position Rotary Switch |
| group of High |
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| Pitched |
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| Tones |
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| A Group of | Scan Alert Off | when the Scan feature is |
| High Pitched |
| deactivated through the pre- |
| Tones |
| programmed button or 3- |
| followed by a |
| Position Rotary Switch |
| group of Low |
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| Pitched |
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| Tones |
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| Short, High- | when the battery is below the | |
| Pitched Tone | ||
| preset threshold value. | ||
| (Chirp) |
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| Ringing | Phone Call | when a landline phone call is |
| Received | received. | |
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MT 1500 Model 1.5 | 9 |
