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Kenwood TK255 Technical Manual page 8

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Mode 9.
L0
Set the signal generator to the point within the range -88dBm to -106dBm. Adjust
the encoder until the right most digit of the display just changes from 'L0' to 'L2'.
The actual values of squelch and L2 will depend upon the Network and the noise
floor within the coverage area. It may be necessary to get advice from the Network
Operator for recommended values.
Mode A.
BA
Connect the Portable to a calibrated external power supply set to 7.50 volts. Turn
the encoder until the display reads 7-5.
Note concerning TEST MODE 1
It is possible to store data in the EEPROM during personalisation to calculate the transmit
and receive frequency. Note that if the portable has not been personalised, it will not be
able to calculate the channels from "base+logical number" since the base frequency is
entered during personalisation.
channel table stored in the portable. If there is no factory channel table has been loaded
into the portable using the program KENENG then it will not be possible to use this test.
KENWOOD TRUNKED PORTABLE - Test Modes Ver 0.99
-
L0/L2 Threshold
-
Battery Voltage Calibration
The portable will therefore default to the fixed factory
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