User manual AUDIOVOX GMRS70012 Owners Manual

[. . . ] General Mobile Radio Service (GMRS) Model : GMRS7001-2 Owner's Manual Customer Service 1-800-290-6650 128-6730 1 of 24 Released: 3-28-03 CAUTIONS NEVER ATTEMPT TO CHARGE ALKALINE OR DRY CELL BATTERIES, AS BATTERIES MAY BURST CAUSING PERSONAL INJURY AND DAMAGE TO THE PRODUCT. IF RECHARGEABLE BATTERIES ARE USED, SUCH AS NICKEL METAL HYDRIDE (Ni-MH), USE ONLY AUDIOVOX-APPROVED RECHARGEABLE BATTERIES. USE OF THE OPTIONAL AUDIOVOX CHARGER WITH OTHER BRANDS OF BATTERIES IS NOT RECOMMENDED, AS BATTERY CHARGING TIMES WILL VARY WITH DIFFERENT BRANDS. REFER TO THE MANUFACTURER'S INSTRUCTIONS FOR CHARGING OTHER BRANDS OF BATTERIES. [. . . ] If an FRS only channel (8-14) has been selected, the HI or LO indicator will not be displayed on the LCD panel; otherwise, for channels 1-7 (GMRS/FRS) and 15-22 (GMRS only), the HI or LO indicator will be displayed. Communication with Audiovox FRS and compatible units is possible on the shared and FRS only channels. Before transmitting on the selected channel, press the Monitor (M) Button (2) to check the activity on that channel. If there is activity on the selected channel, change to another channel that is clear. 10 128-6730 10 of 24 To change the channel: - From GMRS/FRS standby mode, press the MODE button (12) once or until the channel number flashes. - Press the Up Button (10) briefly to move to the next higher main channel number. - Press the Down Button (11) briefly to move to the next lower main channel number. - Press the PTT button momentarily to confirm selection. CTCSS Mode (Sub-Channel) Selection The Coded Tone Controlled Squelch System (CTCSS) provides 38 Sub-Frequencies. A VOX sensitivity of 3 is the most sensitive, and should be used in a relatively quiet surrounding. A VOX sensitivity of 1 is the least sensitive and should be used in a noisy surrounding. To set the VOX sensitivity level: - Press the MODE button 4 times until the VO icon appears on the display accompanied by the flashing VOX icon and the numeral 1, 2 or 3. - Press the Up or Down button to select the 1-3 VOX level sensitivity. - The VOX icon will disappear from the display unless VOX mode is enabled. Dual Watch Mode This feature allows you to monitor two channels at the same time. While in dual watch mode, the unit will continuously monitor both the primary and dual watch channel. Received signals will be played for 5 seconds, then the unit will resume scanning the two channels. Pressing the PTT button 12 128-6730 12 of 24 during a received transmission will set the unit to transmit on the same channel. Pressing the PTT button when no signal is received will set the unit to transmit on the primary channel. To set the Dual Watch Mode: - From GMRS/FRS standby mode, press the MODE button 5 times; DW appears flashing on the display. - To enable the dual watch mode, press the Up or Down button; the dual watch channel number will flash and start to increase or decrease as the Up or Down button is pressed. - To select a subcode for the dual watch channel, press the MODE button while the selected dual watch channel is flashing. Then use the Up and Down buttons to select the desired CTCSS subcode - Press the PTT button momentarily to confirm selection of the dual watch channel. The display will now alternate between the primary channel and the dual watch channel just selected. NOTE: Pressing the PTT button during dual watch mode, will transmit on the primary channel and suspend dual watch operation for 20 seconds. [. . . ] · Turn your transceiver off on board aircraft when requested to do so. · Do not place your radio in front of a vehicle's air-bag. If the air-bag deploys, it could propel the transceiver like a projectile causing bodily injury. 18 128-6730 18 of 24 Troubleshooting Problem No transmission while pressing the PTT Button Possible cause Weak batteries Incorrect battery polarity Correction Charge or replace batteries Install the batteries following the directions in paragraph Installing the Batteries. Charge or replace batteries Adjust the transceiver's settings to match those settings of the target transceiver Increase volume level Release PTT Button Change to a different channel Avoid operating in or near large buildings or vehicles Charge or replace batteries Weak or no signal received Weak batteries Channel and privacy code not set the same as target transceiver Volume level too low PTT Button inadvertently pressed Excessive radio interference on a particular channel Obstruction of radio signal Unit beeps, but will not function when turned on Reception of unwanted signals Batteries extremely discharged CTCSS privacy mode not on Interference from electronic devices such as computers or TVs Turn on the CTCSS privacy mode and set code number to match the setting of the target transceiver. [. . . ]