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PDF TC-320 Data sheet ( Hoja de datos )
| Número de pieza | TC-320 | |
| Descripción | 2-Way Radio Service Manual | |
| Fabricantes | HYT | |
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Hay una vista previa y un enlace de descarga de TC-320 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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8130032000100
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1 page  
TC-320 446MHz Service Manual
(1) PTT(Push-to-Talk) Key (2) SK(Programmable key) (3) Speaker
(4) Volume Control Keys [+] / [-]
(5) Microphone
(6) Nameplate
(7) Charging Terminal
(8) Antenna
(9) Power On/Off Key
(10) Channel/Status Indicator (11) Channel Selector Knob (12) Charge Indicator
(13) Accessory Jack Cover (14) Audio Accessory Jack (15) Mini USB Jack
(16) Strap Hole
(17) Screw of Belt Clip
(18) Belt clip
(19) Rear Cover
(20) Battery Latch
PTT (Push-to-Talk) Key
3
5 Page 
TC-320 446MHz Service Manual
4. To switch between wide and narrow bandwidth
When adjusting a certain item, short press SK (orange LED flashes indicating valid press) to switch
between wide/narrow bandwidth. After this operation, the first frequency of current bandwidth is the
frequency for adjustment by default.
5. To switch frequency
Short press (no longer than 1 second) PTT (green LED flashes indicating valid press) to switch
frequency one by one, under certain bandwidth and certain adjustment item.
6. To add/subtract adjustment value
Short press [+] under certain bandwidth and certain tuning item, and the adjustment value will increase
in steps of 1; hold down [+], and the adjustment value will keep increasing in steps of1. The adjustment
value will remain unchanged once it reaches the allowed maximum value.
Short press [-] under certain bandwidth and certain tuning item, and the adjustment value will decrease
in steps of 1; hold down [-], and the adjustment value will keep decreasing in steps of1. The adjustment
value will remain unchanged once it reaches the allowed minimum value.
7. Measures on special items:
Tx group: CH8 is the Tx Low Voltage Threshold. These adjustment items are related to AD sampling.
Press [+] or [-] after entering the above item, to activate AD sampling (including calculation) once.
Rotate the Channel Selector Knob to save the current AD sampling value. If [+] and [-] are not pressed,
neither the adjustment value will be updated, nor will AD sampling be activated.
Rx group: CH10 to CH12 stand for SQL On 5, SQL Off 5, and Rx Low Voltage Threshold respectively.
These adjustment items are related to AD sampling. Press [+] or [-] after entering the above items, to
activate AD sampling (including calculation) once. Rotate the Channel Selector Knob to save the current
AD sampling value. If [+] and [-] are not pressed, neither the adjustment value will be updated, nor will
AD sampling be activated.
8. Description of key-press:
Short press: key press no longer than 1 second;
Long press: key press time longer than 1 second.
9
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet TC-320.PDF ] | |
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