User manual MIDLAND GXT255

[. . . ] Installing the batteries incorrectly will prevent the unit from operating or can damage the unit. Note: Batteries are not included. -8- Charging the batteries Your GXT255 is equipped to allow using a rechargeable NiMH battery pack (not included) which can be recharged by an A/C Charger/Adaptor (not included) through the MIC Jack of the radio, or using a Desktop Charger (not included). Batteries must be charged when the low battery icon flashes on the display. Initial charge time is 24 hours with a charge time of 8 ­ 12 hours thereafter. [. . . ] Scan : Your GXT255 can scan all of the 22 channel to observe for any activity. Your radio will rapidly scan each of the 22 channels and stop on any active channel. When you press the PTT button to transmit on an active channel, the scanning function will stop. Keypad Lock : To avoid accidentally changing the radio operation, press the button for 3 seconds . When locked, you will be able to turn the radio off and on, monitor, transmit/receive, and send a call tone. Backlit LCD : Your GXT255 comes with a backlit LCD display to enable you to view the setting in a dark environment. The backlighting will turn on for 5 seconds. - 11 - User Interface To access the advanced features of your GXT255, your radio has the following menu functions: Mode Channel PRIVACY CODE Power VOX Roger 1~22 oF~38 Hi/Lo On/Off On/Off Note : The unit will automatically go to normal mode after 5 seconds of no button activity during menu setting. Channel Selection : Your GXT255 has 22 channels available. To change channels: · · · With the radio on, press until the current channel segment flashes. Press the PTT button to save the new channel. - 12 - Privacy Code Selection : Your GXT255 has 38 privacy codes available. To select a privacy code for the current channel: · With the desired channel selected, repeatedly press until the current privacy code number flashes. · Press the PTT button to save the new privacy code or press the repeatedly until you exit the menu. Note : Selecting a privacy code of "oF" will disable the the privacy code feature. To communicate between two GXT255 radios, both the channel and privacy code selections must be the same. To communicate with other models and brands of radios the actual radio frequency and privacy code frequency must be matched. The frequency chart at the back of this book are included to help with this selection. In general, the first fourteen channel selections may be used to communicate with most FRS radios. - 13 - Power Selection : Your GXT255 has two transmit power levels. To select the power level on channels 1~7 and 15~22: · Press repeatedly until the "Pr" appears on the display. The HI or Lo icon will appear on the display depending on your setting. Note : On channel 8~14 no power level selection is possible VOX : VOX (voice operated transmit) operation allows you to transmit without using the PTT button when using a headset. To enable VOX operation: · Insert the headset plug(s) into the SPK/MIC jacks. To set the radio to VOX Mode, repeatedly press the button until the VOX icon flashes on the LCD display. Press the or button to turn the VOX on or off, an "on" or "oF" will appear on the display during setting. The VOX icon will appear on the LCD display if the radio is set into VOX mode. - 14 - Roger Beep Tone : Whenever you release the PTT button, a "Roger Beep" tone may be transmitted to let your friends know you are finished talking. [. . . ] 462. 6000 462. 6250 462. 6500 462. 6750 462. 7000 462. 7250 Privacy Code Chart (Hz) Code 1 2 3 4 5 6 7 8 Freq. (Hz) 67. 0 71. 9 74. 4 77. 0 79. 7 82. 5 85. 4 88. 5 Code 9 10 11 12 13 14 15 16 Freq. (Hz) 91. 5 94. 8 97. 4 100. 0 103. 5 107. 2 110. 9 114. 8 Code 17 18 19 20 21 22 23 24 Freq. (Hz) 118. 8 123. 0 127. 3 131. 8 136. 5 141. 3 146. 2 151. 4 Code 25 26 27 28 29 30 31 32 Freq. [. . . ]