Kenwood TH-55AT Series Manuel d'utilisateur télécharger pdf (Page 15)

Select the desired channel

number using the tuning

control. You will be able to

see all channel numbers

with this procedure. (For

example Ch. 13)

4. Press the MR key within 5

seconds. The Memory

channel number will ap

pear in the display.

,,,C non,,,

!-^J>.uOuU

3-4-7 CLEARING ALL MEMORY (Microprocessor

initialization)

To erase the data from all memory channels at the same

time you can reset the microprocessor. This will remove

any programmed information that you have entered.

1. Turn the Power switch OFF.

2. Press and hold the M key.

3. Turn ON the power switch and then release the M key.

4. The display will show: 144.000 (TH-25A/25AT/25E)

430.000 (TH-45A/45E)

440.000 (TH-45AT)

60.000 (TH-55AT/55E)

3-4-8 MEMORY BACK-UP BATTERY

A lithium battery is contained in the transceiver to retain

memory. Turning off the power switch, changing or fully

discharging the normal battery will not erase the memory.

The battery should last for approx. 5 years. When the bat

tery discharges, an erroneous display may appear in the

display. (For the lithium battery replacement, refer to IN

CASE OF DIFFICULTY. Page 23)

For proper scan operation the squelch must be adjusted to

the threshold point.

The MHz dot will flash ON and OFF as a visual indication

that the transceiver is scanning.

• Scan Modes

Band Scan: Scans the entire band.

Pressing the VFO key for longer than 1 se

cond will initiate Scan. The scan step size

depends upon the current step programming.

Memory Channel Scan: Scans those memories that ac

tually have data and have not been locked

out.

Pressing the MR key for longer than 1 second

will initiate Scan.

3-5 SCAN

• Scan Hold

Scan will stop on a busy channel and hold for approximate

ly 5 seconds. Scan will resume even if the station is still

present. You can manually cause scan to resume by

rotating the Tuning control.

• Scan Direction

Scan will begin in an upwards direction. You can reverse

the direction by rotating the Tuning control counter

clockwise.

• Scan Release

Scan can be released by pressing PTT switch (no transmit

ting) or any key except the LAMP, or MONI key.

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Kenwood TH-55AT Series Manuel d'utilisateur Page 15

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