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TC-500 Service Manual

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8. Speaker

9. External jack

Remove the jack cover and insert an earphone; or insert programming cable into the jack to
programme the radio via programming software.

10. Battery

11. Belt clip

Used to clip radio on your belt.

12. Battery latch

Used to fasten and remove the battery.

13. Charging connectors

Connect the charging connectors with that on the charger to begin charging.

Содержание HYT TC-500

Страница 1: ...tion 5 Circuit Description 9 CPU Pins 13 TC 500 U Part List 1 15 TC 500 V Part List 1 27 Adjustment Description 39 Disassembly and Assembly 43 Exploded View 46 Part List 2 47 Packing 48 PC Board View...

Страница 2: ...r in an explosive atmosphere z When in vehicles with an airbag do not place a portable radio in the area over an airbag or in the airbag deployment area z Do not expose the radio to direct sunlight fo...

Страница 3: ...nob to select from channels 1 16 Channel 16 can be programmed by your dealer as scan function 4 Power Volume control knob Rotate the Power Volume Knob clockwise until a click is heard to turn the radi...

Страница 4: ...insert programming cable into the jack to programme the radio via programming software 10 Battery 11 Belt clip Used to clip radio on your belt 12 Battery latch Used to fasten and remove the battery 1...

Страница 5: ...odel short out the two MS2 points on PCB and then operate following the steps 3 5 and 6 If the radio is non standard model please disconnect the two MS2 points on PCB and then operate the following st...

Страница 6: ...3 Busy channel lockout 4 Time out timer 5 Squelch level 6 Battery save 7 Audio alarm 8 Monitor mode 9 Scan mode 10 Scan revert channel 11 Priority scan channel 12 N W Model 13 High low power 14 N W s...

Страница 7: ...1MHz Note To enable or disable manual adjust mode short out the two SELF points turn on the power to enter model set mode And then the manual adjust mode is enabled Press PTT manual adjust mode is di...

Страница 8: ......

Страница 9: ...600 501 550 501 650 0 11 220 000 239 995 21 4 230 000 230 100 220 000 220 100 239 975 239 900 230 500 230 550 230 600 230 550 230 650 1 1 240 000 259 995 21 4 250 000 250 100 240 000 240 100 259 975 2...

Страница 10: ...Frequency Range 400 MHz 420MHz 450 MHz 470MHz 136 MHz 150MHz 150 MHz 174MHz Figure 1 frequency configuration 2 Receiver The receiver utilizes double conversion superheterodyne 1 Front end RF Amplifier...

Страница 11: ...7 1 4 and then filtered by low pass filter Q19 and high pass filter Q20 and then de emphasized by R130 and C156 The resulting AF signal passes through a volume control circuit and then is amplified to...

Страница 12: ...oscillator VCO passes through buffer amplifier Q14 and is divided at IC2 by the dual module programmable counter The divided signal is compared in the phase comparator IC2 with the 2 5 KHz or 6 25 KHz...

Страница 13: ...lifier The transmit signal obtained from VCO buffer amplifier Q14 is amplified by Q15 and Q17 This amplified signal is passed to power amplifier Q32 and Q31 and is capable of producing a 4 0W RF power...

Страница 14: ...te control H Mic mute L Mic enable 16 MS1 I Model set 17 GREEN O Green light control H light 18 RED O Red light control H light 19 TXD O RS 232C output 20 RXD I RS 233C input 21 PTTK I PTT key input 2...

Страница 15: ...CSS code output 42 TONE4 O CTCSS code output 43 TONE3 O CTCSS code output 44 TONE2 O CTCSS code output 45 TONE1 O CTCSS code output 46 TONE0 O CTCSS code output 47 WNTC O W N L Wide H Narrow 47 70 NC...

Страница 16: ...03 33K J 20 R25 B4B 3001063320000 Resistor 0603 3 3K J 21 R26 B4D 3001063320000 Resistor 0603 3 3K J 22 R27 B2F 3001063320000 Resistor 0603 3 3K J 23 R28 B1F 3001063320000 Resistor 0603 3 3K J 24 R29...

Страница 17: ...65 R74 B2C 3001061010000 Resistor 0603 100 J 66 R75 B4J 3001061010000 Resistor 0603 100 J 67 R76 B5E 3001061010000 Resistor 0603 100 J 68 R77 T2H 3001080000000 Resistor 1206 0 J 69 R79 B2D 3001065620...

Страница 18: ...001063330010 Resistor 0603 33K J 112 R130 B4B 3001065620010 Resistor 0603 5 6K J 113 R131 T4E 3001061820000 Resistor 0603 1 8K J 114 R132 B3C 3001062730010 Resistor 0603 27K J 115 R133 T2C 30010682300...

Страница 19: ...J 157 R177 T2A 3001064720000 Resistor 0603 4 7K J 158 R191 B2B 3001064700000 Resistor 0603 47 J 159 R192 B4E 3001060000000 Resistor 0603 0 J 160 R194 B3F 3001060000000 Resistor 0603 0 J 161 R196 B4G...

Страница 20: ...1051010030 Capacitor 0402 100P J 50V 204 C18 B5B 3101052700000 Capacitor 0402 27P J 50V 205 C19 B5H 3101061800000 Capacitor 0603 18P J 50V 206 C20 B4B 3101054710010 Capacitor 0402 470P K 50V 207 C21 B...

Страница 21: ...10 Capacitor 0402 1000P K 50V 250 C66 T1E 3101051020010 Capacitor 0402 1000P K 50V 251 C67 B3H 3101052710000 Capacitor 0402 270P J 50V 252 C68 B3H 3101051020010 Capacitor 0402 1000P K 50V 253 C69 B3C...

Страница 22: ...itor 0402 1000P K 50V 296 C115 B2C 3104081560019 Ta capacitor 1206 15uF 6 3V M 297 C117 B1B 3104084750000 Ta capacitor 1206 4 7uF 16V K 298 C118 T2E 3104082260020 Ta capacitor 1206 22uF 10V 299 C120 B...

Страница 23: ...341 C169 T4G 3101052230000 Capacitor 0402 0 022uF K 16V 342 C171 T5F 3101055610000 Capacitor 0402 560P K 50V 343 C172 T5F 3101052720000 Capacitor 0402 2700P K 50V 344 C173 T4F 3104084750000 Ta capaci...

Страница 24: ...C251 B3E 3101054710010 Capacitor 0402 470P K 50V 386 C252 B3B 3101051020010 Capacitor 0402 1000P K 50V 387 C253 B3A 3101051000000 Capacitor 0402 10P D 50V 388 C254 B3B 3101052220000 Capacitor 0402 220...

Страница 25: ...B5E 3501020000019 FET 3SK318YB 434 Q28 B2J 3403008000019 Transisitor DTC114EE TL 435 Q30 B2J 3403008000019 Transisitor DTC114EE TL 436 Q31 B3I 3599000000029 FET RD07MVS1 437 Q32 B3G 3599000000019 FET...

Страница 26: ...009 BLM18AG601SN1D 479 L10 B3J 3221507600000 BLM21PG600SN1D 480 L11 B3H 3221507221009 BLM21PG221SN1D 481 L12 B3G 3221506601009 BLM18AG601SN1D 482 L13 B2B 3221506601009 BLM18AG601SN1D 483 L14 T4H 32133...

Страница 27: ...108230019 Inductor 1206 23nH 510 L45 B2D 3212105470000 Inductor 0402 47nH 511 L46 B2C 3213306332000 Inductor 0603 3 3uH 512 L47 B2C 3212105101000 Inductor 0402 100nH 513 L48 B1C 3212105101000 Inductor...

Страница 28: ...03 470K J 20 R23 B3H 3001064730000 Resistor 0603 47K J 21 R25 B2I 3001063320000 Resistor 0603 3 3K J 22 R26 B2G 3001063320000 Resistor 0603 3 3K J 23 R27 B4E 3001063320000 Resistor 0603 3 3K J 24 R28...

Страница 29: ...65 R70 B3E 3001068210010 Resistor 0603 820 J 66 R72 B4G 3001061240010 Resistor 0603 120K J 67 R74 B4G 3001061010000 Resistor 0603 100 J 68 R75 B2A 3001061010000 Resistor 0603 100 J 69 R76 B1F 3001061...

Страница 30: ...R123 B3D 3001064700000 Resistor 0603 47 J 112 R124 T3F 3001062240010 Resistor 0603 220K J 113 R125 B3C 3001064700000 Resistor 0603 47 J 114 R126 B2G 3001066810010 Resistor 0603 680 J 115 R127 B1E 300...

Страница 31: ...B3F 3001061040010 Resistor 0603 100K J 158 R174 T4H 3001062220000 Resistor 0603 2 2K J 159 R175 T2B 3001061040010 Resistor 0603 100K J 160 R176 T2B 3001061040010 Resistor 0603 100K J 161 R177 T2A 3001...

Страница 32: ...01054710010 Capacitor 0402 470P K 50V 204 C26 B4I 3101054710010 Capacitor 0402 470P K 50V 205 C27 B3D 3101054710010 Capacitor 0402 470P K 50V 206 C28 B2C 3101054710010 Capacitor 0402 470P K 50V 207 C2...

Страница 33: ...010 Capacitor 0402 1000P K 50V 250 C74 B2F 3101051020010 Capacitor 0402 1000P K 50V 251 C75 T4F 3101051020010 Capacitor 0402 1000P K 50V 252 C76 T4G 3101051020010 Capacitor 0402 1000P K 50V 253 C77 T4...

Страница 34: ...3104084750000 Ta capacitor 1206 4 7uF 16V K 296 C125 B2E 3104081060080 Ta capacitor 1206 10uF 10V M 297 C126 B5I 3101053340000 Capacitor 0402 0 33uF K 6 3V 298 C128 B4J 3101055600000 Capacitor 0402 56...

Страница 35: ...341 C173 T4F 3104084750000 Ta capacitor 1206 4 7uF 16V K 342 C174 T3F 3104081050000 Ta capacitor 1206 1 0uF 343 C175 T2B 3101053300000 Capacitor 0402 33P J 50V 344 C176 T3B 3101053300000 Capacitor 040...

Страница 36: ...04060300049 Diode HVC362 385 D4 B5F 3399990000169 Diode MAZ36000L 386 D5 B3E 3303020100089 Diode MA2S07700L 387 D6 B3E 3303020100089 Diode MA2S07700L 388 D7 B5H 3303210200009 Diode MA2S37600L 389 D8 B...

Страница 37: ...F 3215107680009 Inductor 68nH 434 L35 B2F 3215107680009 Inductor 68nH 435 L36 B1E 3101061020000 Capacitor 0603 1000P K 50V 436 L37 B3F 3213212102009 Inductor 1008 1uH 437 L38 B2E 3215107680009 Inducto...

Страница 38: ...000019 Transistor DTC114EE TL 480 Q37 T2F 3403008000079 Transistor DTC144EE TL 481 Q40 T3F 3401001000039 Transistor 2SA1362 GR 482 Q41 T3F 3001060000000 Resistor 0603 0 J 483 TC1 B5G 3102992000049 Tri...

Страница 39: ...sistor 10K 4 506 F1 T4G 3001080000000 Resistor 1206 0 J 507 X1 B2H 3802209540009 Crystal 20 945MHZ 508 X2 B3J 3702012850010 Crystal 12 8MHz 509 X3 T3B 3701737230049 Crystal 7 3728MHZ 510 CF1 B1H 38010...

Страница 40: ...for details 2 Adjustment Some items can be adjusted in conventional communication mode and the others in manual adjust mode Turn on the power the radio enters conventional communication mode If manual...

Страница 41: ...to CH14 in manual adjust mode long press MONI key to switch N W 5 sensitivity 3 RX High Turn to CH15 in manual adjust mode long press MONI key to switch N W Radio Communication Test Set 118dBm MOD 1K...

Страница 42: ...67 0Hz CTCSS 10 CTCSS Balance 2 TX Center CTCSS 250 3Hz Turn to CH16 in manual adjust mode and press PTT Radio Communication Test Set LPF 300Hz ANT VR3 Adjust VR3 deviation tested on condition 1 and c...

Страница 43: ...selector knob is positioned at channel 1 channel16 MIC jack can t connect with external cables After adjustment is completed short out the two SELF points and then turn the power on the radio enters...

Страница 44: ...lift the battery from the radio See figure 1 Figure 1 Disassemble main unit aluminum chassis and PCB 1 Remove the two screws at the base of the chassis 2 Pull the volume knob and selector knob off 3 R...

Страница 45: ...upwards and then pull the chassis away from the front cover See figure 3 Figure 3 The disassembly is shown as the figure 4 Figure 4 Disassemble PTT button Push the PTT button in indicated direction un...

Страница 46: ...press the PTT button into the corresponding opening in the cover See figure 6 Figure 6 Attach the battery 1 Fit the extensions at the bottom of the battery into the slots on the radio chassis 2 Press...

Страница 47: ...TC 500 Service Manual 46 Exploded View 2 3 3 1...

Страница 48: ...500 Heat sinking pad 1 20 6300007001009 TC 500 Aluminum chassis 1 21 4400100004009 368S Antenna pedestal main unit SMA B01 1 22 6000051000009 TC 500 Rear cover 1 23 7000015000009 TC 500 Latch spring 1...

Страница 49: ...TC 500 Service Manual 48 Packing Owner s Manual Antenna Strap Belt Clip Adapter Gift Box Owner s Manual Main Unit Charger Battery Pack...

Страница 50: ...ion distortion 5 Modulation limiting 5KHz wide 2 5KHz narrow Bandwidth 16 KHz wide 8 5KHz narrow Audio response From 6 dB oct Pre Emphasis 3dB Conducted spurious emission 7 5 W Adjacent channel power...

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