Radio Shack HTX-242 owner manual Setting the Scan Resume Delay, Setting the Scanning Range

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Setting the Scan Resume Delay

When you set the scan resume condition to cr (carrier), the HTX- 242 resumes scanning after the carrier drops. The scan resume delay option lets you set the HTX-242 to pause before resuming so you can hear replies. The factory default is 2 seconds.

Follow these steps to change the scan resume delay.

1.Press VFO.

2.Hold F for at least 1 second. FUNC flashes.

3.Press MR.

4.Repeatedly press until the HTX-242 displays Sd and the current scan resume delay (0.5, 1, 2, or 4 seconds).

5.Rotate TUNE, or press UP or DOWN on the microphone, to select the desired scan resume delay.

6.Press MR or PTT to save the setting.

Setting the Scanning Range

When you scan in a VFO mode, the HTX-242 scans frequencies within a selected range. The default range is 144.0 to 148.0 MHz.

Follow these steps to change the scanning range.

1.Press VFO.

2.Hold F for at least 1 second. FUNC flashes.

3.Press MR.

4.Repeatedly press until the HTX-242 displays SL and the lower scan limit.

5.Rotate TUNE, press UP or DOWN on the microphone, or directly enter the lower scan limit’s last five digits on the microphone’s keypad.

6.Press . The HTX-242 displays SH and the upper scan limit.

7.Rotate TUNE, press UP or DOWN on the microphone, or directly enter the upper scan limit’s last five digits on the microphone’s keypad.

8.Press MR or PTT to save the settings.

Note: The frequency gap between the lower and upper scan limits should ! be no less than two times the current frequency step. If the frequency gap

is less than this, the HTX-242 does not scan.

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Contents HTX-242 TWO-METER Mobile Trans Ceiver Introduction FeaturesUsing this Manual Contents Using Dtmf and Subaudible Tones Using Memory ChannelsUsing the Menu Troubleshooting Specifications SchematicsInstallation Connecting the MicrophoneUnpacking the Transceiver Mounting the HTX-242 in a Vehicle Connecting an Antenna Connecting to your Vehicle’s Power Using the HTX-242 as a Base Station Connecting an External Speaker Optional Using the HTX-242 with Packet RadioDtmf Touch-Tone Features Understanding the HTX-242Dual VFO Modes Subaudible Tone Ctcss Features Repeater OperationMemory Channels VFO-A-T Understanding the DisplayPage Basic Operation Resetting the HTX-242Turning On/Off Your HTX-242 Extending the Transmit Frequency RangeUsing the Light Setting Volume and SquelchSetting the Power Level Locking the ControlsTuning to a Frequency Selecting a FrequencyDirectly Entering a Frequency Scanning for a Frequency Setting the Frequency StepSetting the Scan Options Setting the Scan Resume ConditionStoring Scan Skip Frequencies Setting the Scanning Range Setting the Scan Resume DelayTransmitting Receiving TransmissionsTransmitting Dtmf Tones from Memory Manually Transmitting Dtmf TonesLimiting Transmit Duration Turning the Keytone Beep On and OffAdvanced Operation Frequency Offset DefaultsTurning Auto Duplex On and Off Receive Frequency Transmit OffsetChanging the Default Offset Reversing the OffsetOverriding the Duplex Offset Using the Dual VFOs for Duplex Operation Using Memory Channels Changing Stored SettingsStoring a Frequency Using Auto Memory Store AMS Tuning to a Standard Memory Channel Using the Calling-Frequency MemoryChecking Priority Channel Scanning Memory Channels Clearing a Memory ChannelEnabling/Disabling Scanning for Memory Channels Using Dtmf and Subaudible Tones Storing a Dtmf SequenceTransmitting a Dtmf Sequence Using Dtmf Using Group CallingName Assignment Dtmf Page Sequence Using Auto-Reply Using Dtmf Auto Send Setting the Subaudible Tones Using Subaudible TonesValid Subaudible Tones Code Freq. HzActivating Subaudible Tone Transmit and Squelch Setting the Dtmf Page and Subaudible Tone AlertUsing the Menu OFF Menu Default Explanation/Available Settings OptionError Codes TroubleshootingCommon Problems and Solutions Problem Possible SolutionsReplacing the Fuse Specifications GeneralReceiver Transmitter Schematics RF Schematic Digital Schematic Microphone Schematic Radio Shack Division of Tandy Corporation Fort Worth, Texas