Legacy Car Audio ML3245 用户手册

If you choose the Scan Set setting, your choices include:

N M

, S

C S

, S

C D

and

K B

(Scan Mode, Scan Speed, Scan Delay and Lookback). You can toggle between these settings with the up

or down buttons. When the desired setting appears on screen, press the MODE button to select. If you

select

N M

, your choices will include:

N T

, P

N T

, P

L S

and

P-

-C

H T

X .

(Normal Scan

Transmit, Priority Scan Transmit, Priority Select Scan and Priority Only TX Scan). You can toggle

between these settings with the up or down buttons. When the desired setting appears on screen, press

the MODE button to select. The radio will save your selection, and return to standby mode.

If you select the Scan Speed setting, you will need to choose the scan speed time, from 50 milliseconds to

500 milliseconds. Use the up or down buttons to select the desired speed, then the MODE button to select.

The radio will save your selection and return to standby mode. Example of display:

P 5

NOTE: Scan speed time is the amount of time that scan stays on a channel (when there is no signal)

before moving to the next channel on the scan list.

If you select the Scan Delay setting, you will need to choose the scan delay time, from 1 seconds to 30

seconds. Use the up or down buttons to select the desired time, then the MODE button to select. The

radio will save your selection and return to standby mode. Example of display:

D 3

NOTE: Scan delay time is the standby time to remain on the channel after the receiving signal stops or

after transmitting.

If you select the Lookback setting, you will need to choose the desired lookback frequency time, from 1

second to 10 seconds. Use the up or down buttons to select the desired time, then the MODE button to

select. The radio will save your selection and return to standby mode. Example of display:

T 1

NOTE: In Priority Scan mode, Lookback time is the interval time to check the Priority Channel when the

radio receives a signal on a non-priority channel.

If you choose the Priority Scan setting, your choices include Priority Scan On or Off settings. You can

toggle between these settings with the up or down buttons. When the desired setting appears on the

display, press the MODE button to select. If you choose the On setting, use the up or down buttons to

select your desired Priority Scan channel, then the MODE button to select. The radio will save your On or

Off setting, and return to standby mode.

Example of display:

H-

-3

NOTE: In the Priority Scan setting mode, if the MODE or P-T-T buttons are pressed, Priority Scan will be

disabled and the radio will return to standby mode.

If you choose the TX Delay setting, your choices include On or Off settings. You can toggle between

these settings with the up or down buttons. When the desired setting appears on the display, press the

MODE button to select. The radio will save your selection and return to standby mode. Example of

display:

Y O

NOTE: The TX Delay setting is used to remove the squelch tail from the receiving radio by creating a

CTCSS turn-off (no tone) for 180 milliseconds after TX is completed.

If you choose the Clear To Talk setting, your choices include On or Off settings. You can toggle

between these settings with the up or down buttons. When the desired setting appears on the display,

press the MODE button to select. The radio will save your selection and return to standby mode. Example

of display:

I O

NOTE: If you select On, the radio issues a beep tone when pressing the P-T-T button, letting you know

that speaking may begin.

If you choose the Roger Beep setting, your choices include On or Off settings. You can toggle between

these settings with the up or down buttons. When the desired setting appears on the display, press the

MODE button to select. The radio will save your selection and return to standby mode.

An example of the Roger Beep display:

P O

NOTE: If you select On, the radio issues a beep tone after TX is completed to confirm the transmission

has finished.

If you choose the 2 Tone Alarm setting, your choices include On or Off settings. You can toggle

between these settings with the up or down buttons. When the desired setting appears on the display,

press the MODE button to select. The radio will save your selection and return to standby mode.

An example of the 2 Tone Alarm display:

M O

NOTE: If you select On, the radio issues an alarm tone after a 2 tone signal is decoded and RX carrier is

no longer present if a call is received during the alarm. The alarm will stop until the call is gone. Once the

RX signal is no longer present, the alarm will continue until the 2 tone decode is reset by pressing the AUX

button for 3 seconds.

If you choose the Microphone Hook setting, your choices include On or Off settings. You can toggle

between these settings with the up or down buttons. When the desired setting appears on the display,

press the MODE button to select. The radio will save your selection and return to standby mode.

An example of the Microphone Hook display:

K O

NOTE: If you select On, the Microphone hub will not require ground to activate privacy tones.

If you choose the Microphone Hook setting Off, the Hook Scan setting will appear, your choices include

On or Off settings. You can toggle between these settings with the up or down buttons. When the

desired setting appears on the display, press the MODE button to select. The radio will save your

selection and return to standby mode.

An example of the Hook Scan display:

N O

NOTE: If you select Microphone Hook setting Off, the Microphone hub will require ground to activate

privacy tones if microphone hub is removed from ground privacy tones are defeated and the radio will

operate in carrier squelch mode. If you select Hook scan On, your radio will continue to scan with the

microphone hub not grounded in carrier squelch mode.

If you choose the Audio Compander setting, your choices include On or Off settings. You can toggle

between these settings with the up or down buttons. When the desired setting appears on the display,

press the MODE button to select. The radio will save your selection and return to standby mode.

An example of the Audio Compander display:

A-

-C

C O

NOTE: If you select On, the audio quality between wide and narrow band channels will be the same.

For quick reference, the next few pages detail the System Option Menu, sub-menus and their settings.

ENGLISH

System Option Setting

Beep Tone

Beep On/Off

Vox On/Off

Level 1 ~ Level 3

TOT On

TOT Off

1 ~ 990 sec

Vox Option

Vox Sensitivity

Time Out Timer

Penalty On

Penalty Off

1 ~ 100 sec

TOT Penalty

Busy Lock On/Off

Busy Lock

Marked Idle On/Off

Marked Idle

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