TC-508 Service Manual
8
2. Process
1) The LED flashes red once after the source radio enters Wired Clone Mode. Press PTT to begin to
clone data to the target radio.
2) During cloning, LED of the source radio solidly glows red, and LED of the target radio solidly glows
green. When communication ends, the source radio glows green LED and LED of the target radio
goes out, which indicates both radios are ready for another cloning.
3) If any abnormal situation occurs during cloning, the source radio will stop cloning and its orange
LED will flash, indicating both radios are ready for another cloning.
4) When the communication ends, the source radio goes back to standby status. Press PTT again to
begin another cloning.
Manual Tune Mode
In this mode, you can manually adjust frequency deviation, power level, squelch level and etc.
See the tuning items illustrated below:
1) To enter Manual Adjust Mode
Hold down PTT and SK1 for 2 seconds while powering on the radio. The LED will glow orange when the
radio is in Tuning mode. When the keys are released, the radio will enter item N of TX group (N depends
on the position where the Channel Selector Knob locates).
(Note: This operation is subject to the option Tune Switch in the programming software.) If this option is
unchecked, the radio can not enter this mode, which helps avoid change of parameters and degradation
of radio performance caused by user’s misoperations.) Keep this option unchecked after values are well
adjusted from factory, to avoid any unexpected change of values. The adjustment values can be reset
and changed in Factory Mode only. ）
2) To switch between items of TX group/RX group
This operation is done through the Channel Selector knob.
The Status Indicator glows red for adjustment of TX group items and green for adjustment of RX group
items.
3) Tuning items of TX group/Rx group
TX group items: CH1 to CH9 stand for TX Low Power, TX High Power, CDCSS Balance, CDCSS
Deviation, CTCSS Deviation (low), CTCSS Deviation (medium), CTCSS Deviation (high), TX
Low Voltage Threshold and Max. Deviation of TX Audio respectively.
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