QUANTUN QP650U Plus Service Manual Download

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QP-650U Plus Part list1

- 29 -

NO.

P/N

Description

Refer. NO. Qty.

Note

209 1501041810 Capacitor 0402 180PF J 50V

C526

210 1501041030 Capacitor 0402 0.01UF K 25V

C527

211 1501041030 Capacitor 0402 0.01UF K 25V

C528

212 1501041030 Capacitor 0402 0.01UF K 25V

C529

213 1501044710 Capacitor 0402 470PF J 50V

C530

214 1501041020 Capacitor 0402 1000PF K 50V

C531

215 1501041590 Capacitor 0402 1.5PF B 50V

C532

216 1501040200 Capacitor 0402 2PF B 50V

C533

217 1501041000 Capacitor 0402 10PF J 50V

C534

218 1501040400 Capacitor 0402 4PF B 50V

C535

219 1501044710 Capacitor 0402 470PF J 50V

C536

220 1501041040 Capacitor 0402 0.1UF K 16V

C537

221 1501044710 Capacitor 0402 470PF J 50V

C538

222 1501044710 Capacitor 0402 470PF J 50V

C539

223 1501041030 Capacitor 0402 0.01UF K 25V

C540

224 1501040500 Capacitor 0402 5PF B 50V

C541

225 1501041030 Capacitor 0402 0.01UF K 25V

C542

226 1501041590 Capacitor 0402 1.5PF B 50V

C543

227 1501041500 Capacitor 0402 15PF J 50V

C544

Summary of Contents for QP650U Plus

Page 1: ... 1 QP 650U Plus Service Manual Quantun Electronics LLC ...

Page 2: ... 2 Revised History No Date Decription Version Note 1 2010 3 9 Issue V0 1A ...

Page 3: ...ion 4 Software Description 6 Circuit Description 10 CPU Pins 15 Part List 1 17 Adjustment Description 49 Disassembly and Assembly 52 Exploded View 56 Part List 2 57 PC Board View 58 Block Diagram 62 Schematic Diagram 63 Specifications 66 ...

Page 4: ...or 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 for a long time nor place it close to a heating source z Do not use any portable radio with a damaged antenna If a damaged antenna comes into contact with your skin a minor burn may result z When trans...

Page 5: ... 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 radio on fully 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 SK1 Side Key programmable Your...

Page 6: ...phone 8 Speaker 9 External jack Remove the jack cover and insert an earphone or insert programming cable into the jack to program 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 ...

Page 7: ...Modes 1 User Mode User mode is conventional communication mode Turn the power on the radio enters user mode 2 Reset Mode 1 Turn channel selector knob to the corresponding position 16 2 Holding down PTT and Side key and then turn the power on After 2 seconds release PTT and Side key with orange LED flashing 3 Press Side key for 3 seconds and meanwhile turn channel selector to CH13 the Red LED light...

Page 8: ...VOX level 8 Squelch level 9 Time out timer 10 DTMF PTT ID 11 VOX level 12 Scan mode 13 Scan revert channel 14 Priority scan channel 15 Channel Annunciation 16 Annunciation voice level 17 Battery save 18 Key assignment Power level Monitor mode Squelch off mode VOX toggle Channel lock Battery indicator ...

Page 9: ...tor knob to CH2 CH16 while holding down PTT and side key the item are defined as follows Channel NO Adjust item 2 TX Low Power 3 TX High Power 4 TX CDC Deviation 5 TX CTC 67Hz Deviation 6 TX CTC 151 8Hz Deviation 7 TX CTC 254 1Hz Deviation 8 TX DTMF Deviation 9 VOX Level 1 10 VOX Level 5 11 TX Low battery threshold 12 RX sensitivity 13 Squelch open level 1 14 Squelch open level 9 15 Squelch shut l...

Page 10: ...Mode 1 Turn on the power while holding down Side key for 2 seconds green LED flash two times the radio enters wired clone mode 2 Press the PTT key to begin wired clone and slave radio red LED lights when clone is completed master radio orange led lights and slave radio red Led goes out 6 Aging Test Mode Aging Test Mode is used for quality control in factory ...

Page 11: ...lock Diagram 2 PLL frequency synthesizer PLL circuit generates the first local oscillator signal for reception and RF signal for transmission Fig 2 PLL Block Diagram PLL circuit Step frequency of PLL can be 2 5 KHz 5 0 KHz or 6 25 KHz A 12 8MHz reference oscillator signal is divided at U610 by a counter to generate a 2 5 KHz 5 0 KHz or 6 25 KHz reference frequency Output signal from VCO is buffer ...

Page 12: ...appears at MUXOUT pin of U610 Transmission is forbidden if this condition is detected by microprocessor 3 Receiver The receiver utilizes double conversion superheterodyne Fig 3 Receiver Section Configuration Front end RF Amplifier The signal from antenna is amplified at RF amplifier Q500 after passing through a transmit receive circuit and a band pass filter Before passing the first mixer the ampl...

Page 13: ...ied by the power amplifier Q402 and Q403 including a two stage FET amplifier to create 5 0W RF power see Fig 4 Fig 4 APC System Antenna switch and LPF Output signal from RF amplifier passes through a low pass filter network and a transmit receive switch circuit comprised of D401 D501 and D502 before it reaches the antenna terminal D501 and D502 is turned on conductive in transmit mode and off isol...

Page 14: ...TE DTMF Transmit The signal produced by MCU provides a TX and SP out tone and is then applied to the base band processing IC The signal in mixed with the audio signal and goes to the VCO AF Transmit AF signal from MIC enters base band processed IC for amplification pre emphasis etc after being amplified And then it enters VCO for modulation Receive Demodulated AF signal enters the base band proces...

Page 15: ...lowing functions accomplish the reset initialization according to the programmed feature of the radio when power on detect keying signal and monitor battery voltage send necessary frequency data to PLL according to encode of the channel switch and control transmit receive according to the signal input from PTT turn on off the mute circuit according to the input signaling decode signal and squelch ...

Page 16: ... PLLCLK O PLL clock output 15 NC 16 PLLEN O PLL strobe output 17 W N O 0 Wideband control 1 Narrowband control 18 PLLDATA O PLL data output 19 NC 20 NC 21 M_band O Medium band control 22 SAVE O Power save control 23 NC 24 T R O Receive transmit VCO control 25 NC 26 RXD I O Serial date input 27 TXD I O Serial date output 28 SPV_C O SPV_C 29 LD I PLL unlock detect 30 EN3 I Channel coded in 31 NC 32 ...

Page 17: ...de Key1 44 EXT_DEV I EXT_DEV detect 45 APCSW O APC SW 46 NC 47 NC 48 NC 49 NC 50 BUSY I Squelch level input 51 BATT I Battery voltage detect 52 VOXDET I VOX level input 53 RSSI I RSSI level input 54 QT_IN I CTC DCS in 55 CLK O AN29160 CLK 56 DATA I O AN29160 DATA 57 EN O AN29160 EN 58 QT_OUT O QT_OUT 59 GND GND 60 BEEP O BEEP tone output 61 VCC I 62 VCC I 63 NC 64 SCL O EEPROM CLK ...

Page 18: ...C107 1 7 1501044700 Capacitor 0402 47PF J 50V C110 1 8 1501040300 Capacitor 0402 3PF B 50V C111 1 9 1501040590 Capacitor 0402 0 5PF B 50V C112 1 10 1501040400 Capacitor 0402 4PF B 50V C113 1 11 1501040300 Capacitor 0402 3PF B 50V C114 1 12 1501040500 Capacitor 0402 5PF B 50V C115 1 13 1501060590 Capacitor 0603 0 5PF B 50V C116 1 14 1501041040 Capacitor 0402 0 1UF K 16V C118 1 15 1501043900 Capacit...

Page 19: ...B 50V C132 1 26 1501042200 Capacitor 0402 22PF J 50V C133 1 27 1501044710 Capacitor 0402 470PF J 50V C134 1 28 1501041000 Capacitor 0402 10PF J 50V C135 1 29 1501040500 Capacitor 0402 5PF B 50V C136 1 30 1501040300 Capacitor 0402 3PF B 50V C137 1 31 1501040500 Capacitor 0402 5PF B 50V C138 1 32 1501041020 Capacitor 0402 1000PF K 50V C139 1 33 1501041020 Capacitor 0402 1000PF K 50V C140 1 34 150104...

Page 20: ...8UF K 25V C207 1 45 1501041010 Capacitor 0402 100PF J 50V C208 1 46 1501041510 Capacitor 0402 150PF J 50V C213 1 47 1501042230 Capacitor 0402 0 022UF K 25V C215 1 48 1501041050 Capacitor 0402 1UF K 6 3V C216 1 49 1501041040 Capacitor 0402 0 1UF K 16V C217 1 50 1501041050 Capacitor 0402 1UF K 6 3V C218 1 51 1501046800 Capacitor 0402 68PF J 50V C219 1 52 1501046800 Capacitor 0402 68PF J 50V C220 1 5...

Page 21: ... 16V C231 1 64 1501044730 Capacitor 0402 0 047UF K 25V C232 1 65 1501041820 Capacitor 0402 1800PF K 50V C233 1 66 1501043910 Capacitor 0402 390PF J 50V C234 1 67 1501041820 Capacitor 0402 1800PF K 50V C235 1 68 1501045630 Capacitor 0402 0 056UF K 25V C236 1 69 1501041030 Capacitor 0402 0 01UF K 25V C237 1 70 1501041230 Capacitor 0402 0 012UF K 25V C238 1 71 1501046820 Capacitor 0402 6800PF K 25V C...

Page 22: ...251 1 83 1701081060 TAN Capacitor 0805 10UF M 6 3V C252 1 84 1501041040 Capacitor 0402 0 1UF K 16V C253 1 85 1501041020 Capacitor 0402 1000PF K 50V C254 1 86 1501041040 Capacitor 0402 0 1UF K 16V C255 1 87 1501041040 Capacitor 0402 0 1UF K 16V C256 1 88 1501041040 Capacitor 0402 0 1UF K 16V C257 1 89 1501042220 Capacitor 0402 2200pF K 50V C258 1 90 1501041030 Capacitor 0402 0 01UF K 25V C259 1 91 ...

Page 23: ... C290 1 102 1501041030 Capacitor 0402 0 01UF K 25V C291 1 103 1501041010 Capacitor 0402 100PF J 50V C296 1 104 1501041030 Capacitor 0402 0 01UF K 25V C300 1 105 1501041050 Capacitor 0402 1UF K 6 3V C301 1 106 1701082250 TAN Capacitor 0805 2 2UF M 10V C302 1 107 1501041010 Capacitor 0402 100PF J 50V C303 1 108 1501041010 Capacitor 0402 100PF J 50V C304 1 109 1501041010 Capacitor 0402 100PF J 50V C3...

Page 24: ...4 7UF M 10V C316 1 121 1501041050 Capacitor 0402 1UF K 6 3V C318 1 122 1501041020 Capacitor 0402 1000PF K 50V C320 1 123 1501041000 Capacitor 0402 10PF J 50V C321 1 124 1501041000 Capacitor 0402 10PF J 50V C322 1 125 1501041020 Capacitor 0402 1000PF K 50V C323 1 126 1501041040 Capacitor 0402 0 1UF K 16V C324 1 127 1501041040 Capacitor 0402 0 1UF K 16V C325 1 128 1501041040 Capacitor 0402 0 1UF K 1...

Page 25: ...50V C340 1 140 1501041020 Capacitor 0402 1000PF K 50V C341 1 141 1501044710 Capacitor 0402 470PF J 50V C342 1 142 1501045600 Capacitor 0402 56PF J 50V C343 1 143 1501041000 Capacitor 0402 10PF J 50V C345 1 144 1501041010 Capacitor 0402 100PF J 50V C346 1 145 1501044710 Capacitor 0402 470PF J 50V C347 1 146 1501041020 Capacitor 0402 1000PF K 50V C400 1 147 1501044710 Capacitor 0402 470PF J 50V C401...

Page 26: ...416 1 159 1501044710 Capacitor 0402 470PF J 50V C417 1 160 1501041040 Capacitor 0402 0 1UF K 16V C418 1 161 1501041030 Capacitor 0402 0 01UF K 25V C419 1 162 1501041040 Capacitor 0402 0 1UF K 16V C420 1 163 1501041010 Capacitor 0402 100PF J 50V C429 1 164 1501044710 Capacitor 0402 470PF J 50V C430 1 165 1701081060 TAN Capacitor 0805 10UF M 6 3V C431 1 166 1501044710 Capacitor 0402 470PF J 50V C432...

Page 27: ...PF B 50V C446 1 178 1501043300 Capacitor 0402 33PF J 50V C447 1 179 1501041500 Capacitor 0402 15PF J 50V C448 1 180 1501040800 Capacitor 0402 8PF B 50V C449 1 181 1501044710 Capacitor 0402 470PF J 50V C450 1 182 1501040700 Capacitor 0402 7PF B 50V C451 1 183 1501041590 Capacitor 0402 1 5PF B 50V C452 1 184 1501040600 Capacitor 0402 6PF B 50V C453 1 185 1501040200 Capacitor 0402 2PF B 50V C454 1 18...

Page 28: ...V C507 1 197 1501042000 Capacitor 0402 20PF J 50V C508 1 198 1501041020 Capacitor 0402 1000PF K 50V C509 1 199 1501041040 Capacitor 0402 0 1UF K 16V C510 1 200 1501041040 Capacitor 0402 0 1UF K 16V C511 1 201 1501044710 Capacitor 0402 470PF J 50V C512 1 202 1501041010 Capacitor 0402 100PF J 50V C513 1 203 1501041010 Capacitor 0402 100PF J 50V C514 1 204 1501041500 Capacitor 0402 15PF J 50V C517 1 ...

Page 29: ...PF B 50V C532 1 216 1501040200 Capacitor 0402 2PF B 50V C533 1 217 1501041000 Capacitor 0402 10PF J 50V C534 1 218 1501040400 Capacitor 0402 4PF B 50V C535 1 219 1501044710 Capacitor 0402 470PF J 50V C536 1 220 1501041040 Capacitor 0402 0 1UF K 16V C537 1 221 1501044710 Capacitor 0402 470PF J 50V C538 1 222 1501044710 Capacitor 0402 470PF J 50V C539 1 223 1501041030 Capacitor 0402 0 01UF K 25V C54...

Page 30: ...31 1 235 1701081060 TAN Capacitor 0805 10UF M 6 3V C632 1 236 1501041500 Capacitor 0402 15PF J 50V C634 1 237 1501044710 Capacitor 0402 470PF J 50V C635 1 238 1501044710 Capacitor 0402 470PF J 50V C636 1 239 1501041040 Capacitor 0402 0 1UF K 16V C637 1 240 1501041500 Capacitor 0402 15PF J 50V C638 1 241 1501041020 Capacitor 0402 1000PF K 50V C641 1 242 1501041040 Capacitor 0402 0 1UF K 16V C642 1 ...

Page 31: ...0V C672 1 254 1501042230 Capacitor 0402 0 022UF K 25V C673 1 255 1501041020 Capacitor 0402 1000PF K 50V C674 1 256 1501044710 Capacitor 0402 470PF J 50V C675 1 257 1501041020 Capacitor 0402 1000PF K 50V C677 1 258 1501042230 Capacitor 0402 0 022UF K 25V C680 1 259 1501042230 Capacitor 0402 0 022UF K 25V C681 1 260 1501041030 Capacitor 0402 0 01UF K 25V C682 1 261 1501044720 Capacitor 0402 4700PF K...

Page 32: ... E R D100 1 272 D201050030 Varactor HVC376BTRF E R D101 1 273 D201050020 Varactor HVC350BTRF E D102 1 274 D201050020 Varactor HVC350BTRF E D103 1 275 D201050020 Varactor HVC350BTRF E D104 1 276 D201050020 Varactor HVC350BTRF E D105 1 277 D201050030 Varactor HVC376BTRF E R D106 1 278 D201050030 Varactor HVC376BTRF E R D107 1 279 D201020020 Varactor BB179 D108 1 280 D101030020 Diode MA2S07700L D400 ...

Page 33: ...01090020 LED KPT 1608SRC PRV D602 1 292 D101030030 Diode MA2S11100L D603 1 293 4462990010 SPK JACK PJ D3027 J3 1 294 4452990010 MIC JACK PJ D2008H J4 1 295 2201042210 Ferrite 0402 220Ω L100 1 296 2001063350 Inductor 0603 3 3uH L101 1 297 2001063350 Inductor 0603 3 3uH L102 1 298 2001063350 Inductor 0603 3 3uH L103 1 299 2101082230 Inductor 0805 22nH L104 1 300 2001063350 Inductor 0603 3 3uH L105 1...

Page 34: ...000 Resistor 0402 0Ω J 1 16W L116 1 311 2201042210 Ferrite 0402 220Ω L200 1 312 2201042210 Ferrite 0402 220Ω L201 1 313 2201042210 Ferrite 0402 220Ω L202 1 314 2201042210 Ferrite 0402 220Ω L203 1 315 2001061550 Inductor 0603 1uH L301 1 316 2001063340 Inductor 0603 330nH L303 1 317 2001065640 Inductor 0603 560nH L304 1 318 2001063350 Inductor 0603 3 3uH L305 1 319 2001063340 Inductor 0603 330nH L30...

Page 35: ...tor 0805 220nH L408 1 330 1101040000 Resistor 0402 0Ω J 1 16W L412 1 331 2301360040 Coil E2 0 35 1 6 4TL L450 1 332 2301360040 Coil E2 0 35 1 6 4TL L451 1 333 2301360030 Coil E2 0 35 1 6 3TR L452 1 334 2101131050 Inductor 1210 1uH L454 1 335 2301360040 Coil E2 0 35 1 6 4TL L500 1 336 2301320050 Coil E2 0 30 1 2 5TL L501 1 337 2301320050 Coil E2 0 30 1 2 5TL L502 1 338 2001062240 Inductor 0603 220n...

Page 36: ...uctor 0402 15nH L532 1 348 2001042730 Inductor 0402 27nH L533 1 349 2201042210 Ferrite 0402 220Ω L650 1 350 2201042210 Ferrite 0402 220Ω L651 1 351 2201042210 Ferrite 0402 220Ω L652 1 352 F101010010 2SK508 K52 T1B A Q100 1 353 F101010010 2SK508 K52 T1B A Q101 1 354 T101020010 2SC5108 Y Q102 1 355 T101020010 2SC5108 Y Q103 1 356 T101020010 2SC5108 Y Q104 1 357 T101020010 2SC5108 Y Q105 1 358 F10101...

Page 37: ...1 Q402 1 367 F101030020 RQA0002 Q403 1 368 T101040050 DTC114EE TL Q430 1 369 T101040020 DTA144EE Q431 1 370 T101100010 AT 41511 TR1G Q500 1 371 F101050010 3SK318YB TL E Q Q501 1 372 T101020010 2SC5108 Y Q502 1 373 T101020020 2SC4738GR Q613 1 374 T101040050 DTC114EE TL Q614 1 375 T101040050 DTC114EE TL Q615 1 376 T101040070 UMC4 NTR Q652 1 377 F101010030 2SJ243 T1 A Q653 1 378 F101010020 2SK1824 T1...

Page 38: ...6W R108 1 387 1101042240 Resistor 0402 220KΩ J 1 16W R109 1 388 1101041010 Resistor 0402 100Ω J 1 16W R110 1 389 1101043320 Resistor 0402 3 3KΩ J 1 16W R111 1 390 1101045620 Resistor 0402 5 6KΩ J 1 16W R112 1 391 1101041030 Resistor 0402 10KΩ J 1 16W R113 1 392 1101041510 Resistor 0402 150Ω J 1 16W R114 1 393 1101043320 Resistor 0402 3 3KΩ J 1 16W R115 1 394 1101041000 Resistor 0402 10Ω J 1 16W R1...

Page 39: ...W R213 1 406 1101042230 Resistor 0402 22KΩ J 1 16W R214 1 407 1101042730 Resistor 0402 27KΩ J 1 16W R216 1 408 1101046840 Resistor 0402 680KΩ J 1 16W R217 1 409 1101043030 Resistor 0402 30KΩ J 1 16W R218 1 410 1101041540 Resistor 0402 150KΩ F 1 16W R219 1 411 1501044730 Capacitor 0402 0 047UF K 25V R220 1 412 1101042230 Resistor 0402 22KΩ J 1 16W R221 1 413 1101041230 Resistor 0402 12KΩ J 1 16W R2...

Page 40: ...1 16W R233 1 425 1101048220 Resistor 0402 8 2KΩ J 1 16W R234 1 426 1101042220 Resistor 0402 2 2KΩ J 1 16W R235 1 427 1101043320 Resistor 0402 3 3KΩ J 1 16W R236 1 428 1101044730 Resistor 0402 47KΩ J 1 16W R237 1 429 1101041840 Resistor 0402 180KΩ J 1 16W R238 1 430 1101041830 Resistor 0402 18KΩ J 1 16W R239 1 431 1101048240 Resistor 0402 820KΩ J 1 16W R240 1 432 1101041000 Resistor 0402 10Ω J 1 16...

Page 41: ... R260 1 444 1101041030 Resistor 0402 10KΩ J 1 16W R261 1 445 1101041040 Resistor 0402 100KΩ J 1 16W R262 1 446 1101043320 Resistor 0402 3 3KΩ J 1 16W R263 1 447 1101048230 Resistor 0402 82KΩ J 1 16W R264 1 448 1101041040 Resistor 0402 100KΩ J 1 16W R266 1 449 1101044730 Resistor 0402 47KΩ J 1 16W R267 1 450 1101041020 Resistor 0402 1KΩ J 1 16W R282 1 451 1101042220 Resistor 0402 2 2KΩ J 1 16W R283...

Page 42: ...16W R311 1 463 1101044720 Resistor 0402 4 7KΩ J 1 16W R312 1 464 1101044730 Resistor 0402 47KΩ J 1 16W R316 1 465 1101040000 Resistor 0402 0Ω J 1 16W R317 1 466 1101041030 Resistor 0402 10KΩ J 1 16W R318 1 467 1101041230 Resistor 0402 12KΩ J 1 16W R319 1 468 1101041040 Resistor 0402 100KΩ J 1 16W R320 1 469 1101041040 Resistor 0402 100KΩ J 1 16W R321 1 470 1101041040 Resistor 0402 100KΩ J 1 16W R3...

Page 43: ... 16W R403 1 482 1101041520 Resistor 0402 1 5KΩ J 1 16W R404 1 483 1101046810 Resistor 0402 680Ω J 1 16W R405 1 484 1101042790 Resistor 0402 2 7Ω J 1 16W R406 1 485 1101043310 Resistor 0402 330Ω J 1 16W R407 1 486 1101040000 Resistor 0402 0Ω J 1 16W R408 1 487 1101044700 Resistor 0402 47Ω J 1 16W R410 1 488 1101044730 Resistor 0402 47KΩ J 1 16W R411 1 489 1101042230 Resistor 0402 22KΩ J 1 16W R412 ...

Page 44: ...R432 1 501 1101041540 Resistor 0402 150KΩ F 1 16W R433 1 502 1101041540 Resistor 0402 150KΩ F 1 16W R434 1 503 1101041540 Resistor 0402 150KΩ F 1 16W R435 1 504 1101041030 Resistor 0402 10KΩ J 1 16W R436 1 505 1101041050 Resistor 0402 1MΩ J 1 16W R437 1 506 1101042220 Resistor 0402 2 2KΩ J 1 16W R438 1 507 1101042230 Resistor 0402 22KΩ J 1 16W R439 1 508 1101049130 Resistor 0402 91KΩ F 1 16W R440 ...

Page 45: ...6W R509 1 520 1101046800 Resistor 0402 68Ω J 1 16W R510 1 521 1101041040 Resistor 0402 100KΩ J 1 16W R511 1 522 1101041240 Resistor 0402 120KΩ J 1 16W R512 1 523 1101041040 Resistor 0402 100KΩ J 1 16W R513 1 524 1101041240 Resistor 0402 120KΩ J 1 16W R514 1 525 1101043920 Resistor 0402 3 9KΩ J 1 16W R515 1 526 1101041010 Resistor 0402 100Ω J 1 16W R516 1 527 1101041210 Resistor 0402 120Ω J 1 16W R...

Page 46: ...6W R636 1 539 1101041020 Resistor 0402 1KΩ J 1 16W R637 1 540 1101044720 Resistor 0402 4 7KΩ J 1 16W R642 1 541 1101041030 Resistor 0402 10KΩ J 1 16W R643 1 542 1101041030 Resistor 0402 10KΩ J 1 16W R644 1 543 1101041020 Resistor 0402 1KΩ J 1 16W R650 1 544 1101041040 Resistor 0402 100KΩ J 1 16W R652 1 545 1101041010 Resistor 0402 100Ω J 1 16W R653 1 546 1101041010 Resistor 0402 100Ω J 1 16W R654 ...

Page 47: ...W R689 1 558 1101044720 Resistor 0402 4 7KΩ J 1 16W R691 1 559 1101041020 Resistor 0402 1KΩ J 1 16W R692 1 560 1101044720 Resistor 0402 4 7KΩ J 1 16W R693 1 561 1101041020 Resistor 0402 1KΩ J 1 16W R694 1 562 1101044730 Resistor 0402 47KΩ J 1 16W R695 1 563 1101044730 Resistor 0402 47KΩ J 1 16W R696 1 564 1101041010 Resistor 0402 100Ω J 1 16W R697 1 565 1101041010 Resistor 0402 100Ω J 1 16W R698 1...

Page 48: ...Array 0402 1K 4 J 1 16 RN4 1 576 1161041020 Resistor Array 0402 1K 4 J 1 16 RN5 1 577 1161041020 Resistor Array 0402 1K 4 J 1 16 RN6 1 578 1601991000 Variable Capacitor 3 2 2 5 1 25mm TC100 1 579 1601991000 Variable Capacitor 3 2 2 5 1 25mm TC101 1 580 3141170020 AN29160AA 0300A U200 1 581 3031120010 TDA2822 U201 1 582 3061130010 NJM2904V U430 1 583 3081110020 XC6201P302PR U607 1 584 3081110010 XC...

Page 49: ... 1 592 1401996830 Varistor 2 2 68KΩ 25 VR300 1 593 1401996830 Varistor 2 2 68KΩ 25 VR602 1 594 4212990020 MIC CM9745CD 423 P2 8 X1 1 595 C110128900 VCTCXO 12 8MHz X300 1 596 C111966000 Crystal 19 6608MHz X602 1 597 CF01990020 Crystal Fiter 38 850MHz XF1 1 598 D301040010 AVLC18S02015 ZD208 1 599 D301040010 AVLC18S02015 ZD209 1 600 D301040010 AVLC18S02015 ZD275 1 601 D301040010 AVLC18S02015 ZD276 1 ...

Page 50: ...l reset mode in the section Software Specification 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 adjust mode is enabled Please refer to the section Software Specification User Mode VCO Measurement Adjustment Item Condition Test Instrument Termin...

Page 51: ... Turn to CH2 Adjust at 5 point wideband PTT key SK1 key 1 1W 0 2W 2 TX power HIGH Turn to CH3 Adjust at 5 point wideband PTT key SK1 key 5 0W 0 2W 3 CDCSS deviation Turn to CH4 Adjust at 3 point wideband 1 point medium band 1 point narrowband PTT key SK1 key 4 CTCSS 67 0Hz deviation Low Turn to CH5 Adjust at 3 point wideband 1 point medium band 1 point narrowband PTT key SK1 key 5 CTCSS 136 5Hz de...

Page 52: ...just voltage to 6 5V Red light flashes 11 RX sensitivity Turn to CH12 Adjust at 5 point 25KHz PTT key SK1 key Adjust level to 120dBm SINAD 12dB 12 Squelch Level 1 OPEN Turn to CH13 Adjust at 5 point 25KHz 1 point 20KHz 1 point 12 5KHz PTT key SK1 key Set level to 124dBm the speaker mute 13 Squelch Level 9 OPEN Turn to CH14 Adjust at 5 point 25KHz 1 point 20KHz 1 point 12 5KHz PTT key SK1 key set l...

Page 53: ...ay from the radio s body and lift the battery from the radio 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 Remove the antenna at top of the radio 4 pull the jack cover off Figure 2 5 Pull the chassis upwards and then pull the chassis away from the front cover See figure 3 ...

Page 54: ...U Plus Disassembly and Assembly 54 Figure 3 The disassembly is shown as the figure 4 Figure 4 Disassemble PTT button Push the PTT button in indicated direction until out of the cover See figure 5 1 2 Figure 5 ...

Page 55: ...nd then press the PTT button into the corresponding opening in the cover See figure 6 1 2 Figure 6 Attach the battery 1 Fit the extensions at the bottom of the battery into the slots on the radio chassis 2 Press the top part of the battery towards the radio until a click is heard See figure 7 Figure 7 ...

Page 56: ...QP 650U Plus Exploded View 56 Exploded View F F 1 2 3 4 5 7 9 11 6 8 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 29 28 ...

Page 57: ...1 00 12 4462990010 Ext SP JacK 1 00 13 4452990010 Earplug Jack 1 00 14 4200010020 Speaker 8Ω 500mW 1 00 15 4202020020 Microphone 1 00 16 6400300000 650 Speaker Waterproof net 1 00 17 6400200000 650 Mic Waterproof net 1 00 18 5001700000 650 Channel Knob 1 00 19 6000200000 650 Battery lock spring 1 00 20 5001800000 650 Power Vol Knob 1 00 21 6208001000 650 channel switch Fixing nut 1 00 22 500190001...

Page 58: ...QP 650U Plus PC Board View 58 PC Board View QP 650U Plus PCB Top Layer View 1 ...

Page 59: ...QP 650U Plus PC Board View 59 QP 650U Plus PCB Top Layer View 2 ...

Page 60: ...QP 650U Plus PC Board View 60 QP 650U Plus PCB Bottom Layer View 1 ...

Page 61: ...QP 650U Plus PC Board View 61 QP 650U Plus PCB Bottom Layer View 2 ...

Page 62: ...QP 650U Plus Block Diagram 62 Block Diagram ...

Page 63: ...QP 650U Plus Schematic Diagram 63 Schematic Diagram RF Section ...

Page 64: ...QP 650U Plus Schematic Diagram 64 AF Section ...

Page 65: ...QP 650U Plus Schematic Diagram 65 MCU Section ...

Page 66: ...Battery 1400mAh Li ion Frequency Stability 2 5ppm Operating Temperature 20 50 Antenna Impedance 50Ω Transmitter RF Power Output 5W 1W Modulation 16KΦF3E 8KΦF3E Spurious and Harmonics 7 5uW FM Noise 40dB Audio Distortion 5 Receiver Sensitivity 0 25 0 25μV Selectivity 60dB Intermodulation 60dB S N 45 40dB Rated Audio power output 500mW Rated Audio Distortion 5 ...

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QUANTUN QP650U Plus, Service Manual

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Summary of Contents for QP650U Plus

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