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9

Features and Operation 

Basic Operations

 

1.  Turn on the radio: Turn the POWER/VOL knob clockwise until a click is heard. 
2.  Turn off the radio: Turn the POWER/VOL knob counter clockwise until a click is heard. 
3.  Adjust the volume: Turn the POWER/VOL knob to adjust the volume while holding 

down the Monitor key. 

4.  Select Channel: Rotate Channel Selector knob to select your desired channel. 
5.  Transmit: Press and hold PTT, speak into the microphone with normal voice. Keep 

microphone about 5cm away from your mouth. 

6.  Receive: Release PTT, the radio returns to receive mode. 
 
Time-out Timer 
Time-out Timer is used to prevent one from using the same channel for a long time and to 
prevent the radio from damage due to continuous transmission. 
If the transmission exceeds preset time (it’s set by your dealer), transmission will be 
stopped and a beep will sound. To stop the beep tone, release PTT. Press PTT again to 
transmit. 

TOT (Time-out Timer) Reset Time 

When this feature is disabled, TOT is immediately reset after transmission stops. When 
enabled, TOT won’t reset until preset time (it’s set by your dealer) elapses, even if 
transmission has stopped. 

TOT Rekey Time 

The feature is used to set the duration until transmission is allowed after returning to 
receive by TOT. When enabled, transmission will be prohibited until preset time elapses 
(it’s set by your dealer).   

TOT Alert Time 

This timer can be set by your dealer from 1 to 255 seconds in 1 second step. When this 
feature is enabled, the radio will call an alert at the set time. Transmission will be 
prohibited by TOT after this time. 

Battery Save 
When there is no activity on the channel and no operation is performed for 10 seconds, 
Battery Save feature is turned ON.  When a signal is received or an operation is 
performed, Battery Save feature is turned OFF automatically. 
 
Low Battery Alert 
Low Battery Alert alerts you to recharge or replace the battery. 
During transmission, when the battery voltage goes below a preset value, the light will 
flash red. When the alert tone sounds, the radio stops transmitting. Please recharge or 
replace the battery. 

Monitor 
Press and hold Monitor key to monitor activities on the current channel. This operation is 
especially useful for adjusting volume level or receiving a weak signal. 
The light will glow green while the Monitor key is held down. 

Содержание TC-500

Страница 1: ...purchase of HYT product We believe this easy to use radio will provide you with dependable and reliable communications This HYT portable two way radio is a precision device Treat it with care and you will enjoy years of reliable operation ...

Страница 2: ...ormation Accessory Installation Getting Started Features and Operation Basic Operations Time out Timer TOT Battery Save Low Battery Alert Monitor CTCSS CDCSS Channel Scan Busy Channel Lockout Troubleshooting Guide Care and Cleaning Optional Accessories Specification Frequency Chart ...

Страница 3: ...ccupational use work related operations only where radio operator muse have the knowledge to control the user s exposure conditions for satisfying the higher exposure limit allowed for occupational use When transmitting hold the radio in a vertical position with its microphone 2 inches 5 cm away from your mouth The radio is transmitting when the red LED on the front of the radio is illuminated You...

Страница 4: ... you are near electrical blasting caps Do not use any portable radio that has a damaged antenna If a damaged antenna comes into contact with your skin a minor burn may result Do not expose the radio in direct sunlight for a long time nor place it close to a heating source When transmitting with a portable radio hold the radio in a vertical position with its microphone about 5 centimeters away from...

Страница 5: ...l shorten the battery life Do not continue charging the battery if it is already fully charged Or the battery life will be shortened Store the battery in a place about 25 Charging the battery in less than 10 temperature will cause the electrolyte leakage and damage the battery Charging the battery in over 35 temperature will affect the battery capacity Battery Charging Insert the battery or the ra...

Страница 6: ...ure 2 Figure 2 Attach the Antenna 1 Align the threaded end of the antenna with the radio s antenna connector 2 Turn the antenna clockwise to tighten See figure 3 Removing the Antenna 1 Turn the antenna counter clockwise until you can remove it See figure 3 Attach Remove Figure 3 Attach the Belt Clip 1 Align the grooves of the belt clip with those of the battery 2 Press the belt clip down until a c...

Страница 7: ... Belt Clip 1 Pull the belt clip tab away from the battery 2 Slide the belt clip upwards to remove it See figure 5 Figure 5 External Earphone Optional Remove the earphone cover and insert the earphone into the earphone jack ...

Страница 8: ...counter clockwise until a click is heard to turn the radio off When the radio is on turn the knob to adjust volume 5 PTT key Press and hold PTT key to talk release to receive 6 Monitor key In receive mode press Monitor key to monitor activity on the current channel 7 Microphone 8 Speaker 9 External jack Remove the jack cover and insert an earphone or insert programming cable into the jack to progr...

Страница 9: ...eset time it s set by your dealer elapses even if transmission has stopped TOT Rekey Time The feature is used to set the duration until transmission is allowed after returning to receive by TOT When enabled transmission will be prohibited until preset time elapses it s set by your dealer TOT Alert Time This timer can be set by your dealer from 1 to 255 seconds in 1 second step When this feature is...

Страница 10: ...re is any activity on the priority channel the radio will turn to the priority channel for communications Scan Revert Channel When the radio is scanning press the PTT key it will transmit in pre programmed revert channel Revert channel can be programmed by your dealer Busy Channel Lockout If the current channel is set by your dealer as busy channel lockout and this channel is being used by other u...

Страница 11: ...at may prevent good electrical connection When not in use keep the accessory jacks covered with the protective caps Clean the shell controls and keys of your radio with neutral detergent and warm water after a long period of usage Avoid using strong chemicals Optional Accessories Leather Case PT 28 Remote Speaker Microphone SM 06M Antenna Earphone 158M G1 Earphone 158M S1 ...

Страница 12: ...cy error 2 5 10 6 Carrier output power 4 0W Modulation sensitivity 8 2mV Modulation distortion 5 Modulation limiting 2 5KHz Conducted spurious emission 7 5μW Current drain 1 8A Receiver Reference sensitivity 0 28µV Unsquelch sensitivity 0 4µV Audio power 500mW 4Ω Audio distortion 5 Blocking 85d B Adjacent channel selectivity 65 d B Spurious response rejection 60 d B Receive 250mA Current drain Sta...

Страница 13: ...ve CTCSS CDCSS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 HYT endeavor to achieve the accuracy and completeness of this manual but cannot guarantee its accuracy at all times All the above specifications and design are subject to change by HYT without notice All the reproduction and translation of this manual without authorization of HYT is not allowed ...

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