Icom UT-111 [17/30] Model ut 111 ltr logic hoard

Содержание

Model UT 111 LTR Logic Hoard To enter the Alignment Mode use the following procedure I Make sure the transceiver is set to a trunking channel bank 2 Turn the transceiver oft 3 Press and hold down the key on the front panel keypad 4 Turn on the transceiver 5 Release the key one second after the end of the power up beep 6 Enter the dealer programmed 5 digit Program Access Code followed by the key The default access code is 12345 7 The Logic Board will respond with a high beep tone If a low beep tone is heard the access code entered was incorrect Tum the transceiver off and try the procedure again While in the Alignment Mode the transceiver will be set to the home channel of the currently selected trunking system The receive audio will be open and the PTT switch can be used to key the transmitter on the home channel Now press the PTT switch and at the same time press a digit from 0 to 9 on the keypad to generate a DTMF signal Using a small slotted alignment tool adjust the DTMF level pot R18 on the Logic Board for a level of 2 3 of the maximum system deviation 3 3kHz on a 5kHz system Be careful that the DTMF signal is not limited clipped or distorted in the transmitter Do not use a deviation meter when making this adjustment because a meter can not indicate distortion or signal limiting A service monitor with a modulation scope should be used instead To exit the Alignment Mode remove power from the transceiver 14

Скачать