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 81
Circuit Board/Schematic Diagrams and Parts List81FMR-2045A-2December 26, 2003 Figure 8-5. VHF Receiver Back-End Schematic Diagram G G BW_SEL TC7W04F U3221-2 5V 62 100K R32760.1uF C3225 TC7W04F U3221-117 R3209 39K C3208 0.1uF C3238 R3207 0.1uF 12KR3206 910CR3202 3 IN2 OUT Y3205 CFUCJ455E 3 GND 11 2 C3234 0.1uF 0.1uF C32330.1uF C3231 0.1uF C3232C3226 0.1uF R3205 43K 3GND1 4GND2 IN 1 OUT2 CFWC455GY3204 R3211 39K 1 2 CR32033R3212 20K 3GND1 GND2 4 1 IN2 OUT Y3203 CFWC455E GU3221-4 PWR_GND 4GND 8 VCCNC 35...
Page 82
82Circuit Board/Schematic Diagrams and Parts ListDecember 26, 2003FMR-2045A-2 Figure 8-6. VHF Synthesizer Schematic Diagram TRB SH3702SHIELDSHIELD1 SH3701 SHIELDSHIELD1 VCO_MODR5 T5 VCTRL VCO_MOD_1_FNVCTRL_1_FN T5_1_FN R5_1_FN R5_2_FN 5V 4 1 3 Q3721 2 UMC5N 47K 47K10K 47K 4.7uFC3714 4.7uF C3706 C3705 0.1uF 5V 5V_1_FN5V_2_FN (SOURCE) R3722 1K 0.1uF C3721470 R3721 100 R3723C3722 0.1uF C3724 TP37011 1uF C3704 .01uF .01uF C3702 C3701 .01uF .01uF C37034 1 K1 2 K2 3 K3 D3701A16 A25 A3 K2 2K3 3 D3702A16 A25...
Page 83
Circuit Board/Schematic Diagrams and Parts List83FMR-2045A-2December 26, 2003 Figure 8-7. VHF Voltage Controlled Oscillator Schematic Diagram R5R3802 100 R5_1_VCO 0.1uF C3804 1KR3807 NU 1K L3801 100nH RX_INJ Q3801 RX_INJ_1_VCO C3802 22pF NU 220 NU R3801C3801 4.7pF0.1uF C3812 L3811 100nH 100R3811 C3810 10pF NU0.1uF C3811 L3812 100nH Vdda VSF VSF_1_VCO Vdda_3_VCO R3817 00L3813 1uH 0 NU0R3818 C3818 .022uF TX_OUT TX_SWITCH RX_OUT RX_SWITCH PRESC_OUT VCC_BUFFERSVCC_LOGIC14 18 U3801 10 138 7 122 3 19 16 151...
Page 84
84Circuit Board/Schematic Diagrams and Parts ListDecember 26, 2003FMR-2045A-2 Figure 8-8. VHF Transmitter Schematic Diagram DATA CLK CSX UNSWB+ CSX_2_PA UNSWB_LPLUS_2_PAUNSW_LPLUS_3_PA CLK_2_PA DATA_2_PA C3566 100pF 2 U3503 GND 3POS VOUT 12KR3561 R3562 33K C3561.022uF LM50C 5185963A15 330pFC3501 300R3501 R3503 300 TX_INJ_1_PA 18R3502 TX_INJ C3504.022uF 33pF C3502 5.6nHL3501 470R3505 330pFC3505 C3503 33pF68nH L3503 .022uFC3508 330pFC3509 68nHL3504 330pFC3567330K NUR3565 220pFC3564 3300pFC3562...
Page 85
Circuit Board/Schematic Diagrams and Parts List85FMR-2045A-2December 26, 2003VHF Radio Parts ListCircuit RefMotorola Part No.DescriptionB501 0986237A02 Connector (Contact Battery) B503 3980502Z01 Backup Contact, B+ B504 3980501Z01 Backup Contact, B- C3200 2113743N12 2.7pF C3201 2113743N31 16pF C3202 NOT PLACED C3203 2113743N37 30pF C3205 2113743M24 100nF C3206 2109445U26 9.1pF 1% C3207 2113743N18 4.7pF C3208 2113743M24 100nF C3209 2113743M24 100nF C3210 2113743M24 100nF C3212 2311049A07 1uF C3213...
Page 86
86Circuit Board/Schematic Diagrams and Parts ListDecember 26, 2003FMR-2045A-2 C3742 2113743L01 220pFC3743 2113743L01 220pF C3744 2113743L01 220pF C3745 2113743L01 220pF C3746 2113743L01 220pF C3752 2113743L17 1000pF C3753 2311049A56 4.7uF C3754 2113928N01 0.1uF C3755 2104993J02 2.2uF C3761 2113743N42 47pF C3762 2113740F63 330pF C3763 NOT PLACED C3801 2113743N18 4.7pFC3802 NOT PLACED C3803 2113743L17 1000pFC3804 2113743E20 0.1uF C3805 2113743N18 4.7pF C3806 2113743N50 100pF C3808 2113743N30 15pF C3809...
Page 87
Circuit Board/Schematic Diagrams and Parts List87FMR-2045A-2December 26, 2003 D3831 4805649Q13 Varactor DiodeD3832 4862824C01 Va r a c t o r D i o d e E400 2480640Z01 Ferrite Bead E401 2480640Z01 Ferrite Bead E402 2480640Z01 Ferrite Bead E403 2480640Z01 Ferrite Bead E404 2480640Z01 Ferrite Bead E405 2480640Z01 Ferrite Bead E406 2480640Z01 Ferrite Bead E407 2480640Z01 Ferrite Bead E408 2480640Z01 Ferrite Bead E409 2480640Z01 Ferrite Bead F501 6580542Z01 Fuse 3A FL401 4870368G02 Real Time Clock Crystal...
Page 88
88Circuit Board/Schematic Diagrams and Parts ListDecember 26, 2003FMR-2045A-2R3541 0662057N13 39K R3542 0662057M92 5600 R3543 0662057M50 100 R3544 0662057A25 100 R3545 0662057A25 100 R3546 0662057N01 12K R3547 0662057N11 33K R3548 0662057N07 22K R3551 0662057M40 39 R3561 0662057N01 12K R3562 0662057N11 33K R3563 0662057N33 270K R3564 0662057N35 330K R3565 NOT PLACED R3566 NOT PLACED R3569 0662057M92 5600R3570 0662057M98 10K R3571 0662057A27 120 R3572 0662057A27 120 R3573 0662057A27 120 R370 NOT PLACED...
Page 89
Circuit Board/Schematic Diagrams and Parts List89FMR-2045A-2December 26, 2003 * Motorola Depot Servicing onlySH402 2680515Z01 Controller Microprocessor Shield SH403 2680516Z01 Controller Asfic Shield T3301 2580541Z02 Transformer T3302 2580541Z02 Transformer U303 5113818A01 Dual Op Amp U3201 5102463J58 3.3V Regulator U3220 5186144B01 IF IC U3221 5109522E10 Inverter IC U3501 5185130C65 LDMOS Driver IC U3502 5185765B26 PCIC U3503 5185963A15 Temperature Sensor U3701 5185130C18 LV FRAC-N IC U3711 5105739X05...
Page 90
90Circuit Board/Schematic Diagrams and Parts ListDecember 26, 2003FMR-2045A-2 Figure 8-9. Controller ASFIC/ON_OFF Schematic Diagram 100K R377R372 160K 100K R378LM2904 U303-1 2 31 8 4 C328 0.1uF 1.0uF C337 100K R371 51pF C3836.8pFC358 Vdda 5V DISC_OUTNU NU NUNU C359NU 6 57 8 4 C390U303-2 LM2904 R370 R376 0 R373R374 NUR3750.1uF R445 24KC479 C452 1uF 30K R425 .022uFC451 0.1uFC430 0.1uF C414C415 0.1uF 0.1uFC407 0.1uFC411 R449 24K FLAT_RX_SNDURX_SND RX_AUD_RTN Vdda VOX VS_AUDSEL VS_GAINSELDACRx 100pF C408...