Motorola Mtx Series Detailed Rev 6881088c46 E Manual
Here you can view all the pages of manual Motorola Mtx Series Detailed Rev 6881088c46 E Manual. The Motorola manuals for Portable Radio are available online for free. You can easily download all the documents as PDF.
Page 51
Circuit Board/Schematic Diagrams and Parts List51FMR-2045A-2December 26, 2003 Figure 5-5. UHF Band 2 Receiver Back End Schematic Diagram C325 9.1pF 20pF C3242CC1 5 CC2 1 GND1 4GND2 3IN OUT L311 560nH IF6 44.85MHz22M11FL301 L330 680nH C338 NUR313 330 1.6K R314 C326 0.1uF R5 Q302 33K R311R312 4.7K R315 12K0.1uF C327 0.1uF C361 CR3113.3pFC360 Xtal Filter SHIELDSH323 1 1 IFIC SHIELDSH322C366 NUL332 1.2uH Y300 45J84 44.395MHz GND2 GND14 OUT3 IN 1 C355 0.1uF 24pF C385 R359 R346 1uH L32515K 1K R322 24pF...
Page 52
52Circuit Board/Schematic Diagrams and Parts ListDecember 26, 2003FMR-2045A-2 Figure 5-6. UHF Band 2 Synthesizer Schematic Diagram .01uFC2582 NC14 VCC5 U210 TC7ST04FU GND 3 C230 100pF1000pF C229 4.7uF C228 .01uFC259C265C257 100pF C296 0.1uFU211 TC7ST04FU GND 3 2 NC 14 VCC5NU 1 K1 K2 2K3 3 6 A15 A24 A3 CR201 C283 NU NU C2820.1uF C292L202 2.2uH C298 0.1uFC219 0.22uF5V (SOURCE) 100pF C210 C212 100pF C264 100pF C263 0.75pF L261 39nH100pF C214 MODIN CLK DATA CSX PRESC 1000pF C202 4.7uF C203 100pFC201...
Page 53
Circuit Board/Schematic Diagrams and Parts List53FMR-2045A-2December 26, 2003 Figure 5-7. UHF Band 2 Voltage Controlled Oscillator Schematic Diagram 100pFC246 L242 2.7pFC245 18nH 22nH R244 15K L273 L271 27nH 390nH 390nH L281 L241 CR243 R245 240 C273 1 A1 A22 0.1uF 1 3 2 CR241 Q241 BFQ67W 4.3pFC250 C256 5.1pF C289 1.5pF 100pF 2.2uF C276 C253 SHIELDSH241 1 C297 C281 .01uF1 23 DD 100pF L243 RESONATOR C244 TX_IADJ1 TX_OUT 10 TX_SWITCH 13 VCC_BUFFERS 14VCC_LOGIC 18 3pF RX_EMITTER6 RX_IADJ2 RX_OUT 8 RX_SWITCH...
Page 54
54Circuit Board/Schematic Diagrams and Parts ListDecember 26, 2003FMR-2045A-2 Figure 5-8. UHF Band 2 Harmonic Filter Schematic Diagram HF SHIELD C188 36pF 240 R170 ANT_BIAS 240 R101 100pFL105 C108 1 TX_OUT RF_JACK390nH SHIELDSH100 C107 2 3 1 3.3pFCR102 CR101 12.39nHL104 L102 L101 12.39nH C106 12.39nH 4.7pF 6.2pF C104 13pF C103 C102 6.2pF 100pF C101RX_IN
Page 55
Circuit Board/Schematic Diagrams and Parts List55FMR-2045A-2December 26, 2003 Figure 5-9. UHF Band 2 Transmitter Schematic Diagram NU C113 15pF C111 13.0pFC112 36pFC181 Microstrip 7.66nHL106 TX_OUT 100pFC10910uF C123 UNSWB+BEADE101 0.1 R102 L107 33.47nH Microstrip1 2 3Q110 Microstrip 3.0 R176 3.0 R175R172 200 22.0nHL117 0.1uFC172C114 100pF HEATSINK H101 POS 1 PA SHIELDSHIELDSH101 1 (Use 82K with new PA) NU R174 43K R120 C119 100pF 100pF C171 R173 180K 43KR171R104 47K R111 20TX_INJ_1 100pF C295 R112 300...
Page 56
56Circuit Board/Schematic Diagrams and Parts ListDecember 26, 2003FMR-2045A-2UHF Band 2 Radio Parts ListCircuit RefMotorola Part No.DescriptionB501 0986237A02 Battery Contact Module B503 3980502Z01 Backup battery B+ (Not placed in GP328) B504 3980501Z01 Backup battery B- (Not placed in GP328) C101 2113740F51 100pF C102 2113740F22 6.2pF C103 2113740F28 11pF C104 2113740F22 6.2pF C105 2113743N50 100pF C106 2113740F19 4.7pF C107 2113740F15 3.3pF C108 2113743N50 100pF C109 2113740F51 100pF C110...
Page 57
Circuit Board/Schematic Diagrams and Parts List57FMR-2045A-2December 26, 2003C409 2113743M24 0.1uF C410 2113928N01 0.1uF C411 2113743M24 0.1uF C414 2113743M24 0.1uF C415 2185895Z01 0.01uF C416 2113928N01 0.1uF C419 NOT PLACED C420 2113743L41 0.01uFC421 2113928N01 0.1uF C422 2113743M24 0.1uF C423 2113743N50 100pF C424 2311049A59 10uF C425 2113743M24 0.1uF C426 2113743N50 100pF C427 2113743N50 100pF C428 2113743M24 0.1uF C429 2113743M24 0.1uF C430 2113928N01 0.1uF C431 2113743N50 100pF C432 NOT PLACED...
Page 58
58Circuit Board/Schematic Diagrams and Parts ListDecember 26, 2003FMR-2045A-2R107 NOT PLACED R108 0662057M92 5.6KR109 0662057N30 200K R110 0662057M61 300 R 111 0662057M33 20 R112 0662057M61 300 R120 0662057N14 43K R130 0662057M98 10K R131 0662057N05 18K R132 0662057N33 270K R133 NOT PLACED R136 NOT PLACEDR161 0662057M57 200 R170 0662057A34 240 R171 0662057N14 43K R172 0662057A32 200 R173 0662057N29 180K R174 0662057N15 47K R175 0662057B59 3 R176 0662057B59 3 R191 0662057C01 0 R201 0662057N21 82K R202...
Page 59
Circuit Board/Schematic Diagrams and Parts List59FMR-2045A-2December 26, 2003 * Motorola Depot Servicing only ** Not Field Serviceable Note:Tolerance Capacitor - 5% unless specified otherwise Inductor - 10% unless specified otherwise Resistor - 5% unless specified otherwise VR439 4880140L17 Zener Diode - 12VVR440 4802245J73 Zener Diode - 6.8V VR441 4802245J73 Zener Diode - 6.8V VR442 4802245J73 Zener Diode - 6.8V VR443 4802245J73 Zener Diode - 6.8V VR444 4802245J73 Zener Diode - 6.8V VR445 4802245J74...
Page 60
60Circuit Board/Schematic Diagrams and Parts ListDecember 26, 2003FMR-2045A-2 Figure 5-10. Controller ASFIC/ON_OFF Schematic Diagram DISC_OUT IF_DISC_OUT Vdda C337 R378R377 NU NUNU C383 NU NU NU NU NU NU NUNU NU NU NU R371C358 R372 5V C328 R373 LM2904 U303-1 2 31 8 4 C3908 4LM2904U303-2 6 57 C359 R374 R375 R376Vdda FLAT_RX_SNDURX_SND RX_AUD_RTN DACRx VOX VS_AUDSEL VS_GAINSEL C452 4.7uF C430 0.1uF C414 0.1uFC451 C415 .022uF 0.1uFC479 0.1uF R445 24K R449 24K 30K R425 0.1uFC407 0.1uF C411 VDDSYN27 VOX 7...