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HYT TC-610, Service Manual, Page: 5 / 11

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HYT TC-610 Service Manual Download Page 5

                                                                                                 

TC-610/620 Service Manual

 

65 

Rotate to CH1 and 
SQL level 1 ON is set. 
Press SK1 or SK2 to 
enable the function. 
The channel spacing 
is wide band. 
Low frequency 
Short press PTT to 
switch frequencies.   

Radio 

communication 

test set     

SSG: -122dBm   

MOD: 1KHz   

DEV: 3KHz   

Filter:  0.3

～

3KHz   

Squelch 

Level 1:    

-122±1dB

 

Rotate to CH2 and 
SQL level 5 ON is set. 
Press SK1 or SK2 to 
enable the function. 
The channel spacing 
is wide band. 
Low frequency 
Short press PTT to 
switch frequencies. 

Radio 

communication 

test set     

SSG: -119dB     

MOD: 1KHz   

DEV: 3KHz   

Filter:  0.3

～

3KHz   

Squelch 

Level 5:    

-119±1dB

 

W

 

Rotate to CH3 and 
SQL level 9 ON is set. 
Press SK1 or SK2 to 
enable the function. 
The channel spacing 
is wide band. 
Low frequency 
Short press PTT to 
switch frequencies. 

Radio 

communication 

test set    

SSG: 114dBm   

MOD: 1KHz   

DEV: 3KHz   

Filter:  0.3

～

3KHz   

Antenna 

Accessory 

jack

 

SK1
SK2

Adjust the output   
signals of SSG to 
squelch level. 
Rotate the 
Channel Selector   
knob to save 
after five-point   
adjustment. 

Squelch 

Level 9    

-114±1dB

 

Radio 

communication 

test set     

SSG: -121dBm   

MOD: 1KHz   

DEV: 1.5KHz     
Filter:  0.3

～

3KHz 

Squelch 

Level 1:    

-121±1dB

 

Radio 

communication 

test set     

SSG: -118dBm   

MOD: 1KHz   

DEV: 1.5KHz     
Filter:  0.3

～

3KHz 

Squelch 

Level 5:    

-118±1dB

 

SQL ON

 

N

 

Long press PTT 
(

≥

1.5s) to enter narrow 

band on the above 
three channels. Press 
SK1 or SK2 to enable 
this function. Short 
press PTT to switch 
frequencies.  

Radio 

communication 

test set     

SSG: -113dBm   

MOD: 1KHz   

DEV: 1.5KHz     
Filter:  0.3

～

3KHz 

 

 

Same as above

 

Squelch 

Level 5:    

-113±1dB

 

 
 
 
 
 
 
 
 
 

Summary of Contents for TC-610

Page 1: ...configuration file program is downloaded with the test frame and initialization can be done through the programming software or wired clone check relative specifications at each position If adjustment is required connect the programming cable and enter the adjustment mode for PC adjustment 2 Adjustment of Radio Unit 1 Rotate to CH1 Power on the radio while holding down the PTT key and SK2 key for ...

Page 2: ...k each frequency Enter the mode to adjust finely with SK1 SK2 to limit the CTCSS deviation to the required range if necessary 500 900Hz It is recommended to adjust to 550 650Hz CTCSS Deviation N Long press PTT 1 5s to enter narrow band on CH6 CH7 and CH8 and short press PTT to switch frequencies Radio communication test set BPF 20Hz 300Hz Antenna VR601 SK1 SK2 Enter the mode to adjust finely with ...

Page 3: ...k each frequency Enter the mode to adjust finely with SK1 SK2 to limit the CTCSS deviation to the required range if necessary 500 900Hz It is recommended to adjust to 550 650Hz CTCSS Deviation N Long press PTT 1 5s to enter narrow band on CH6 CH7 and CH8 and short press PTT to switch frequencies Radio communication test set BPF 20Hz 300Hz Antenna VR601 SK1 SK2 Enter the mode to adjust finely with ...

Page 4: ... with SK1 SK2 and rotate the Channel Selector knob to save after one point adjustment VOX Rotate to CH13 VOX 5 Press SK1 or SK2 to enable the function Radio communication test set BPF 20Hz 15kHz AF 1kHz 2mV Antenna Accessory jack SK1 SK2 Adjust with SK1 SK2 and rotate the Channel Selector knob to save after one point adjustment Tx Low Voltage Threshold Digital voltmeter Power supply port Power sup...

Page 5: ...ble the function The channel spacing is wide band Low frequency Short press PTT to switch frequencies Radio communication test set SSG 114dBm MOD 1KHz DEV 3KHz Filter 0 3 3KHz Antenna Accessory jack SK1 SK2 Adjust the output signals of SSG to squelch level Rotate the Channel Selector knob to save after five point adjustment Squelch Level 9 114 1dB Radio communication test set SSG 121dBm MOD 1KHz D...

Page 6: ...ication test set SSG 116dBm MOD 1KHz DEV 3KHz Filter 0 3 3KHz Antenna Accessory jack SK1 SK2 Adjust the output signals of SSG to the squelch level Rotate the Channel Selector knob to save after five point adjustment Squelch Level 9 116 1dB Radio communication test set SSG 123dBm MOD 1KHz DEV 1 5KHz Filter 0 3 3KHz Squelch Level 1 123 1dB Radio communication test set SSG 120dBm MOD 1KHz DEV 1 5KHz ...

Page 7: ...28 131 135 69 72 72 75 77 CTCSS 151 8Hz Deviation 121 124 126 128 131 68 70 72 73 75 CTCSS 254 1Hz Deviation 133 135 137 140 143 75 77 78 78 81 VOX 1 55 VOX 2 45 VOX 3 25 VOX 4 19 VOX 5 15 Tx Low Voltage Threshold 158 Squelch Level 1 ON 27 25 27 25 24 18 18 17 17 20 Squelch Level 5 ON 21 19 19 18 19 14 13 13 13 14 Squelch Level 9 ON 9 9 9 9 9 7 7 7 7 7 Squelch Level 1 OFF 39 30 31 32 32 27 26 24 2...

Page 8: ...0V 7 15V 12min LED flashes red 30 6 20V 7 00V 18min LED flashes red with a warning tone 5 80V 6 20V Halt 5 80V Check in transmit and standby modes or press the battery capacity check key Green LED 70 100 7 55V 18min Orange LED 50 70 7 35V 7 55V 12min Red LED 30 50 7 00V 7 35V 20min LED flashes red 30 6 50V 7 00V 18min LED flashes red and a warning tone is heard every 10 seconds 5 80V 6 50V ...

Page 9: ...TC 610 620 Service Manual 69 Troubleshooting Flow Chart Tx Section ...

Page 10: ...TC 610 620 Service Manual 70 Rx Section ...

Page 11: ...TC 610 620 Service Manual 71 MCU ...

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