Motorola Pr400 Detailed 6881096c25 B Manual
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VHF 146-174 MHz (8486342Z13-C) Schematic Diagrams, Overlays, and Parts Lists7-416881096C25-BJune, 2005Chapter 7 VHF 146-174 MHz (8486342Z13-C) Schematic Diagrams, Overlays, and Parts Lists RX_FE_VHF_R2 CONTROLLER VCO_VHF_R2 TX_VHF_R2 RX_BE SYNTH_VHF_R2 V_SF V_STEER 3V 5R 16_8_MHZ 3V 5V LOCK MOD_IN PRESC SPI_CLK SPI_DATA_OUT SYNTH_CS TRB VCO_MOD RSSI5V5R 3V 5RUSWB+ 5V USWB+ 5V V_SF V_STEER5T 3V 5T PWR_SET RX_OUT TX_ENA TX_INJUSWB+ 5V BW_SEL DEMOD IF_IN LOCK MOD_OUTPWR_SET RSSI SPI_CLK SPI_DATA_OUTSYNTH_CSTX_ENA USWB+ 3V 5R PRESC RX_INJ TRBTX_INJ VCO_MOD 5R IF_OUT RX_IN RX_INJ 5T 16_8_MHZ 3V 5R5T5V BW_SELDEMOD Figure 7-31. VHF (146-174 MHz) Radio Circuit Block Interconnect Diagram (8486342Z13-C)
7-42VHF 146-174 MHz (8486342Z13-C) Schematic Diagrams, Overlays, and Parts ListsJune, 20056881096C25-B 0.74V (Rx)700mV (RF) 3.95V (Rx) 2.0V (Rx) 3.38V (Rx)3.95V (Rx)0V (Tx) 5.0V (Rx) 485mV (RF)500mV (RF) 445mV (RF) 705mV (RF) 3.9V (Rx) 125 mV (RF) 128 mV (RF) C3668nH 2% 24pF 1% C22 1000pFL33 L3 C41 1% 15pF 2% 68nH FE_RF_INJ 0 R26 1 C44 1% 20pF SH1 SHIELD56pF R23 1% 22K L21 NUC34 1% R24 750R51 51 33pF 1%C8 1% 30pF 63 2 1 C7 T42 IF BALUN 5 NC 4 CR1 13 2 MMBD352 L4 68nH 2% C30 1% 24pF 0.1uF C99 4 63 2 1 R25 5.6KT41RF BALUN 5 NC SH40 SHIELD1 TP11 1% C31 30pF C1 1% 22pF150nH FE_5R 3.0pF 3.3% C5L51 15pF 1% C43 BFS540 Q21 13 2L31 2% 68nH 1% C2 36pF1% 24pF C33 R22 6.8K 10pF C29 1.0%68nH 2% L32 NC 68nH 2%L41 R20 1% 6.8K L40 2% 68nH R21 100 HSMS2829 IO11 2 IO2 IO3 3IO4 4 NC TP21 CR41 C35 27pF 1%680nH L52 3 14 15pF 1% C6UMT1Q22 25 6 1000pFC25 L2 68nH 2%56pF 1% C32 NU C24FE_IF_OUT R40 1K NU C42 1% 36pF C9C51 82pF L1 2% 68nH1000pFC20 15pFC4 1% 1% 47pF C3C26 1000pF FE_RF_IN L22 100nH C23 1000pF RX_IN 20pF 1% C40 RX_INJ 5R IF_OUT Figure 7-32. VHF (146-174 MHz) Receiver Front End Schematic Diagram (8486342Z13-C)
VHF 146-174 MHz (8486342Z13-C) Schematic Diagrams, Overlays, and Parts Lists7-436881096C25-BJune, 2005 100 mV RMS (25KHz)2.1V When -47 dBm @ antenna 320 mV (RF) 390 mV (RF)550mV (RF) 290 mV (RF) 0V for 12.5kHz 500mV (RF)0 V (25KHz) 1 V (12.5KHz) 170 mV (RF)2.14 V 110 mV (RF)170 mV (RF) 130 mV (RF)0.33 V0 V (12.5 KHz) 5V for 25kHz 490 mV (RF)50 mV RMS (12.5KHz) 0.62V 1.23V 165mV (RF) 0 V (25 KHz) 2.8V (12.5KHz) 3.39V 3.05V 0.74V2.8V (25KHz) 0 V (12.5 KHz) 1V (25KHz)0 V (12.5 KHz) 5V (25KHz) 5 V (12.5 KHz) 0 V (25KHz) C62 0.1uF C60 0.1uFC67 0.1uF R53 33K47pFC74 22pF 1% 1 2 3 5V C80 D51 3 2 R74 1.2K CR51 1 C71 IF_DEMOD R800.1uF 13 2 5.1K PBR941 Q510.1uF C69 C73 R52 12K 4700pF 120pF0.1uFC63 R82 L53 GND13 GND24 1 IN2 OUT NU C55FL54 CFWC455G 5V 0.1uF 1 4.7K R570.1uF C66 SH52 SHIELD68pF 9.1pF 1.1% C53C61 CC1 5 CC2 1 GND1 4GND2 3 IN6 OUT 44.85MHz MXF45 FL51 2 D521 23 C91 1K R81 10uF U52-1 TC7W04F17 CFWC455EFL53 GND134 GND2 IN 1 OUT2 C57 0.1uF20K FLTR FL52 9180468V043GND IN 1 OUT2 R64 130pFC70 QUADIN 1 RFIN RFIN_DEC 2 5 RSSIOUT RSSI_FEED 9 6VCC 14 LIMIN LIMOUT11 13 LIM_DEC1 12 LIM_DEC220 MIXOUT OSCIN 4 3 OSCOUT 10AUDIOOUT 8 7 AUDIO_FEED 15 GND 18 IFAMPIN 16 IFAMPOUT IFAMP_DEC119 17 IFAMP_DEC2 SA616U51 5V 0.1uF C56R67 5V IF_BAND_SEL 20K C82R76 1% 12K 33pF 13 2 R60 2.4K20K Q70 MMBT3904 R66 R63 C72 0.1uF 39KNC C59 2.7pFR73 1.8K 625V IF_RSSI U52-2 TC7W04F 0.1uF R91 1.6KC64 390 R72 0.1uF NU C93 3.6pFC90R62 3.3K R61 100K L81 1.2uH 2%L54 18pF 1uH IF_5V C52 1%C92 0.1uF R90 GND 4GND1 3OUT IN1 51 44.395MHz TSS2_44_395MHZY51 2 C68 0.1uF R54 5.1KC58 3.9pF 32 1 PWR_GND U52-4 GND 4 VCC8 45B02 Y70 455KHz 0.1uFC65 R75 12K SH50 SHIELD 1 R55 330 C81 1%33pFR65 IF_IN 39K 680 R78 R77 1% 8.2KTC7W04F U52-3 35 BW_SEL 5V IF_IN RSSI DEMOD Figure 7-33. VHF (146-174 MHz) Receiver Back End Schematic Diagram (8486342Z13-C)
7-44VHF 146-174 MHz (8486342Z13-C) Schematic Diagrams, Overlays, and Parts ListsJune, 20056881096C25-B 1SV23247k 3V 2.7pF 150k 45J68 D201 C203 100 NU NUTCXO 220pF 44 mV (RF) 205 mV (RF) 2.4 V (TYP) TX: 3VLOCK: 3V C202 0.01uF R206Crystal 107 mV (RF) 14R06 NU Reference Oscillator 3V 0V0V Y201NU C206NU R202NU Y202 C201 NU RX: 0V3.0V to 8.0V 4.5V UNLOCK: 0V NU 62pF NC 470pF C210C243 0.1uF NC 4.7uF C230C233 C212 NC 2.2uF 5V 5V 2.2uF FN_CLK A25 A34 K1 1K2 2K3 3 D221 A16 .01uF NC FN_VCO_MOD C2212K R243 2.2uFC2152.2uF C218 SH201 SHIELD 1NC SH200 SHIELD1FN_LOCK NC NC C227 1000pF 150 NC 100K R246R220 TP200 1 470pF C204 220pF C201 C220 NC NC 22pFR245 C222 .01uF FN_16_8 1.5K 1000pFC217150K R227 2.7pF 3.7% C203 1000pFC214 FN_5VNC FN_V_STEER R248 51 NC FN_MOD R206 FN_V_SF 16.8MHz 2GND 3 OUT4 VCC 1 VCON NU 10uF NU Y202 45J68 270K C2262GND 4GND1 3 OUT1 IN R247 NC Y201 14R06 16.8MHz XTAL123 XTAL224 C202 1% 62pF VBPASS 21 VCP 47VMULT115 VMULT214 VMULT312 VMULT41113 VRO WARP25 PVREF 35REFSEL 18 SFBASE 27 SFCAP 26 SFIN 30SFOUT28 TEST137 TEST238 NC1 17NC2 29NC3 31PD_GND44 5 PD_VDD PREIN 32 PRE_GND33 PRE_VDD 34 DVDD 36 FREFOUT19 IADAPT45 INDMULT16 IOUT43 4 LOCK MODIN 10 MODOUT41 AVDD 20 BIAS1 40BIAS2 39CCOMP 42 CEX 9 CLK 8DATA 7 DGND6U20163A27 ADAPTSW46 AGND22 AUX148 AUX21 AUX32 AUX43 L211 560nH0.1uF 150R221 C219 C207 470pF NC C232 0.1uF R202 150K 470pF C209 1SV232D201 A16 A25 A34 1K12K23K3 D220 R230 200K FN_DATA C231 1000pF C244 1200pF NC C216 0.1uF C241 1200pF FN_PRES C FN_TRB NU C2060.1uF C2111uF C245 NC 10uF C225 .01uF C224C223 .01uF .01uFC213TP240 1 C208 470pF100 R205 FN_SYNTH_CS R244 51 0.1uF C228 NU C205 NC NC R212 0 FN_3V 100 5V 3V PRESC NC R223 LOCK V_SF V_STEER 16_8_MHZ SPI_DATA_OUT MOD_IN SYNTH_CS SPI_CLKVCO_MOD TRB Figure 7-34. VHF (146-174 MHz) Synthesizer Schematic Diagram (8486342Z13-C)
VHF 146-174 MHz (8486342Z13-C) Schematic Diagrams, Overlays, and Parts Lists7-456881096C25-BJune, 2005 4.5V RX: 0V TX: 3V206 mV (RF) 850 mV (RF) 1200 mV (RF) 1.35 V (Rx) 1.89 V (Rx) 3.0V to 8.0V 18 R270 VCO_MOD L252 560nH NU C266 1.0% 10pFL2839.1pF C282 47 R253 11pF L265 330nHC286 330 R284 1SV229D262 3.7% 2.7pF C268 5.1pF C273 .01uF 9.1K C276 VCO_TX_INJ R272 3.3pF 3.0% C254 180 R283 1200pF C27551pF C290 2 L264 2% 47nHBFS540 Q280 13 30 R263C285 0.1uF C274 0.1uF 68nH L281 18 L254 2% 33nH 3 19 TRB_IN TX_BASE 16 TX_EMITTER 15TX_IADJ 1 TX_OUT10 TX_SWITCH13 VCC_BUFFERS14 VCC_LOGIC 9 17 GND_LOGIC PRESC_OUT12 RX_BASE 5 RX_EMITTER 6RX_IADJ 2 RX_OUT8 RX_SWITCH7 SUPER_FLTR50U54 U251 COLL_RFIN 4 FLIP_IN 20 GND_BUFFERS 11GND_FLAG 1500pF C269 C267 1% 36pFC283 V_SF1200pF C284 1200pF 33R274 V_SF C265 C255 1% 18pF L26315pF 1% C271 100nH 1 .01uF SH250 SHIELD47nH L282 C257 100nH L276 36pF 1% VCO_TR BVCO_5R 4.7pF 2.1% C26410pF 1.0% C256 R282 750 C270 VCO_VSF 1200pF 51K VCO_3V R261C258 V_SF VCO_V_STEER 1200pF 1200pF1200pF C292 C281 R264L292 220 1200pF68nH C277R280 6.8K 16pF 1% C253300 R273 R275 0 SHIELDSH253 1 D261 L262 560nHC272 0.1uF D251 R286 0L291 27nH 27pF 1% C263 .01uF C251R271 8.2K R276 NC 1K9.1K L253 100nHC291 R281 1 36pF SH251 SHIELD L251 6.8K R262 VCO_PRESC 560nH VCO_RX_INJ NC NU 220 R254L271 L270 330nHL255 560nH V_SF PRESC VCO_MOD5RTX_INJ RX_INJ 3V TRB Figure 7-35. VHF (146-174 MHz) Voltage Controlled Oscillator Schematic Diagram (8486342Z13-C)
7-46VHF 146-174 MHz (8486342Z13-C) Schematic Diagrams, Overlays, and Parts ListsJune, 20056881096C25-B 3.0 V (Hi) 1100 mV (RF)DO NOT MEASURE 0.9 V (Tx) 7.5 V 1500 mV (RF) 4.9 V (Tx) 820 mV (RF)1.5 V (Tx)0 V (Rx) 1.6 V (Tx) 0 V (Rx) 0 V (Rx) 0 V (Rx) 7.25 V (Tx) 1.8V (Tx)7.5 V 7.4 V (Rx)0.15 V (Tx) 0.15 V (Tx) 2.5 V (Low) 3.0 V (Hi) 2.4 V (Hi) 1.06 V (Low)0 V (Rx) 7.3 V (Tx) 2.5 V (Low) 27pF C134 0.1uFC155 TP150 1 R105 1.2K PA_5T C151 1500pF 1% R155 PA_USWB+ 100K L100 560nH C136 13pF C153 0.47uF R524 10K 30nH L103 C152 1500pF L140 30.54nH PA_TX_ENA 12pF C130 LM2904U150-12 3 18 4C157 0.1uF PA_PWR_SET C159 1500pF 0.1 R150 300 R102 0.1uF C109Q150 1 3 2 C140 13pF C117 1000pFR153 1% 100K C115R120 150 1uF 0.1uF C110 MMBT3904 13 2 0.1uF Q171 R107 C116 1500pF C154 150 PA_RX_OUT C1581500pF C150 1500pF 43.67nH C124 1500pF SH100 SHIELD 1 L131 R151 22 PA_TX_INJ C122200pF C137 L120 15pF 6 5 78 4 560nH 15pF C123 LM2904U150-2 C141 C104 NU 18pF 330 S1 S2 T1 T2 R156 J140 G1 G2 C120 1500pF C170 0.1uF 1500pF C121 36 4 1 3.3K R103 Q170 EMB1 0 5 2 NUC111 C101 1500pFR158 1.5K U151 57R01 NC 1500pF C114R162 10K L121MA4PH261D121 47nH R154 1% 100K 300 R100 RFIN 1 RFOUT4 VDD3 VGG2 U110 RA07M1317M_VHF 5 GND 1500pF C113 L101 560nH NC NC L110 560nH C108 0.1uF 13 2 1500pF C112 Q100 BFS540C135 3.9pF 51 R104 L130C133 3.3pF VR110 4.3V 43.67nH C156 .01uF R110 360 43.67nHL132 1500pF C1031500pF C172 ANTENNA_NUT M140 1 TAB1 2 TAB23 TAB3 4 TAB4 R171 150 R121 6.8K C107 0.1uFC102 100nH L10210pFMA4PH261D120 NU R111 C132 27pF C131 3.3pF R106 4.7K C106 1500pFR152 R101 100K 1% C100 18 1500pF C1715.6K R157 C105 NU 2.7pF PWR_SET USWB+ TX_INJ5T TX_ENA RX_OUT Figure 7-36. VHF (146-174 MHz) Transmitter and Power Control Schematic Diagram (8486342Z13-C)
VHF 146-174 MHz (8486342Z13-C) Schematic Diagrams, Overlays, and Parts Lists7-476881096C25-BJune, 2005 DC_REGULATION AUDI O MICROPROCESSOR ACCESSORY/KEYPAD CONNECTOR3V CNTL_MOD_OUT SWITCHS4411 A1 3 A22 B1 4 B2 24 CNTL_RSSI 3V 8C501 1uF 17BK1005HM471 E500 C505 1000pFR504 100 7 CNTL_USWB+ 5V CNTL_SPI_DATA_OUT CNTL_5R C506 1000pF11 C503 1000pF CNTL_SYNTH_CS 3 A22 B1 4 B2 CNTL_SPI_CLK 3V D3_3V SWITCHS443 1 A1 21 SW_B+ NC 1819 16 TP404 15 C408 1000pF C1C1GND7GND19PC01 PC12 PC24 PC3 8 D3_3V SWITCHS440 C0C0 1000pF CNTL_5T 1000pFC504 5R 5T5V BATT_CHARGE D3_3V ON_OFF RESET RX_ENA SWB+ TX_ENA USWB+ VOLUME C507 1000pF 3V 100 14 C407 4 R502 100pF 1000pFC402C40332 12 CNTL_5V SW_B+ R505 100 2 26 CNTL_PWR_SET 1 25 22 J460-128 6 29 SPI_CLK SPI_DATA_OUT SQ_DET SW_B+ VOX VS_AUDIO_SEL VS_GAIN_SEL uP_CLK CNTL_TX_ENA DEMOD EXT_MIC_PTT F1200HSIO LSIO MOD_OUT OPT_MIC OPT_RX_AUD_RETURN OPT_RX_AUD_SEND_DETECTOR OPT_RX_AUD_SEND_UNMUTED OPT_TX_AUD_FLAT_RETURN OPT_TX_AUD_RETURN OPT_TX_AUD_SENDPWR_SET RESET SCI 916_8_MHZ 3V 5V ASFIC_CS BATT_CHARGE BOOT_ENA BW_SEL CH_ACT C409 1000pF100pFC405 C404 1000pF 31 30 USWB+ 5V5V 3SW_B+ CNTL_3V CNTL_16_8_MHZ D3_3V3V 10C500 1000pF 23 TP3015T CNTL_BW_SEL 20 TP403 5 SW_B+ 27 C406 100pF CNTL_DEMOD 1 A1 3 A2B12 4 B2 5R CNTL_LOCK VOLUME VOX VS_CS VS_INT VS_RAC uP_CLK SWITCHS442OPT_BUTTON_1 OPT_BUTTON_2OPT_DATA_READY OPT_ENA PTT RESET RSSI RX_ENA SCI SPI_CLK SPI_DATA_IN SPI_DATA_OUT SQ_DETSW_B+SYNTH_CS TX_ENA CH_ACTD3_3V DISPL_COM_DATA_SEL DISP_ENA EXT_MIC_PTT F1200 FREQ_SEL_0 FREQ_SEL_1 FREQ_SEL_2 FREQ_SEL_3 HSIO KEYPAD_COL KEYPAD_ROW LOCK LSIO ON_OFF R501 3V 5V ASFIC_CS BACKLIGHT BATT_DETECTBOOT_ENA R503100 13 100 5T SPI_CLK BW_SEL MOD_OUT SYNTH_CS RSSI SPI_DATA_OUT 5R 5V USWB+ TX_ENA DEMOD 3V 16_8_MHZ LOCK PWR_SET Figure 7-37. VHF (146-174 MHz) Controller Interconnect Schematic Diagram (8486342Z13-C)
7-48VHF 146-174 MHz (8486342Z13-C) Schematic Diagrams, Overlays, and Parts ListsJune, 20056881096C25-B EEPROM GREEN LED RED LED FLASH SRAM10KR410 820 R411 CS 1 HOLD 7SCK 6 SI 5SO2 VCC8VSS4 WP 3 D3_3V U402 X25128-2.7 .01uF 0.1uF C422 NC C4134.7KR419 R434 NU 91 R413 100K 69 VRH68 VRL 13 VSS 40 VSSL 87 VSSRXFC93 48 XIRQ XTAL 76 PJ5 77 PJ6 78 PJ794 RESET 12 VDD 39 VDDL88 VDDR92 VDDSYN PI4 51 PI5 50 PI6 49 PI7 71 PJ0_CSGP3 72 PJ1_CSGP4 73 PJ2 74 PJ3 75 PJ4 42 PH5_CSGP1 41 PH6_CSGP2 38 PH7_CSPROG 56 PI0 55 PI1 54 PI2 53 PI3 52 18 PG5_XA18 5 PG6_AS4 PG7_R_W 47 PH0_PW1 46 PH1_PW2 45 PH2_PW3 44 PH3_PW4 43 PH4_CSIO 23 PF6_ADDR6 22 PF7_ADDR7 29 PFO_ADDR0 6 PG0_XA13 16 PG1_XA14 20 PG2_XA15 19 PG3_XA16 17 PG4_XA17 PE5_AN562 PE6_AN661 PE7_AN760 28 PF1_ADDR1 27 PF2_ADDR2 26 PF3_ADDR3 25 PF4_ADDR4 24 PF5_ADDR51 PD4_SCK2 PD5_SS PD6_LVIN3 PE0_AN067 PE1_AN166 PE2_AN265 PE3_AN364 PE4_AN463 34 PC4_DATA4 35 PC5_DATA5 36 PC6_DATA6 37 PC7_DATA7 97 PD0_RXD98 PD1_TXD99 PD2_MISO100 PD3_MOSI 15 PB5_ADDR13 8 PB6_ADDR14 7 PB7_ADDR15 14 PBO_ADDR8 30 PC0_DATA0 31 PC1_DATA1 32 PC2_DATA2 33 PC3_DATA3 83 PA4_OC4_OC184 PA5_OC3_OC1 PA6_OC2_OC185 86 PA7_PA1_OC1 10 PB1_ADDR9 11 PB2_ADDR10 9 PB3_ADDR11 21 PB4_ADDR12 96 IRQ LVOUT95 MODA_LIR58 57 MODB_VSTBY 79 PA0_IC380 PA1_IC281 PA2_IC182 PA3_IC4_OC5_OC1U401 MC68HC11FL0 59 AVDD 70 AVSS 89 ECLK 90 EXTAL 200K 1% R424.01uFC444 R417 10K R412 100KTP4021 C419 1000pF .01uFC440 0.1uF C430 R430 100K NC 33K TP405 1 R415 D3_3VNC R431 NU SH400 SHIELD 1 C4316 4 1 3 D3_3VD3_3V 1000pF NC Q410 2 C432 0.1uFC416 1000pFD3_3V D3_3VC400 NU R400 NU C417 1000pF D3_3V C443 .01u F SH401 SHIELD 1 SW_B+ NC R414 33K D414 SW_B+ 3 2NC 100K R422 Q402 1 0R432.01uFC420 C412 1000pF 100K 1% R421200K 1% R420 120 R443 BRPY1204W D440 C410 10uF 100K 1% R425 10K R4461000pFC415 C441 .01uF R441 4.7K 4.7K R440100K R418 C401 0.1uF D7 29EN_CE30 EN_OE32 7 EN_WE GND24 NC 6 9 RESET VCC8 A92 D0 21 D1 22 23 D2 D3 25 D4 26 D5 27 D6 28 A1610 A218 A317 16 A4 A515 A614 A713 A83 A020 A119 A1031 A111 A1212 A134 A145 A1511 AT49LV001N_70VIU404C433 1000pFC442 NC .01uF 0.1uF C418 2 4 3R416 20K NC Q440-20.1uF C447 .01uFC445 C446 .01uF R423 100K NC C411 0.1uF C421 R445 .01uF 0.1uF 4.7KC414TP401 1 R433 100KQ440-15 1 6 RB520S-30D424 Q403 1 3 2 22 OE VDD 28 VSS 14WE27 11 D1 D2 12 D3 13 D4 15 D5 16 D6 17 D7 18 D8 19A37 A46 A55 A64 A73 A825 A924 CS20 10 A0 A19 A1021 A1123 A122 A1326 A141 A28 U403 NU BACKLIGHT 3V R442 220 SW_B+ BATT_DETECT VS_INT LOCK KEYPAD_ROW VOX KEYPAD_COL RSSI 5V SCI DISPL_COM_DATA_SELSPI_CLK OPT_BUTTON_2 DISP_ENA SPI_DATA_IN SPI_DATA_OUTD3_3V HSIO PTT FREQ_SEL_3 FREQ_SEL_1 FREQ_SEL_2 ON_OFF VOLUMEEXT_MIC_PTT RESET BOOT_ENA VS_RAC OPT_BUTTON_1 FREQ_SEL_0 A(18:0) OPT_ENA VS_CS TX_ENA LSIO D(7:0) ASFIC_CS SYNTH_CS RX_ENAF1200 uP_CLK A(12) A(11) A(10)A(9) A(8) A(7) A(6) A(5) A(4) A(3) A(2) A(1) A(0) A(17) A(18) A(0) A(1) A(2) A(3) A(4) A(5) A(6) A(7) D(7) D(6) D(5) D(4) D(3) D(2) D(1) D(0) A(16) A(15) A(14) A(13)A(18) D(6) D(5) D(4) D(3) D(7) D(2) D(1) D(0) A(1) A(2) A(5) A(6) A(8) A(11) A(12) A(13) A(8) A(9) A(10) A(11) A(12) A(13) OPT_DATA_READY SQ_DET CH_ACT A(17) A(16) A(14) A(15) D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)A(0) A(3) A(4) A(7) A(9) A(10) A(14) Figure 7-38. VHF (146-174 MHz) Microprocessor Circuitry Schematic Diagram (8486342Z13-C)
VHF 146-174 MHz (8486342Z13-C) Schematic Diagrams, Overlays, and Parts Lists7-496881096C25-BJune, 2005 0 V (Rx) R516 MICROPHONE CONNECTOR 3 V (Tx) Not Placed 7.5 V 100k 3.5V (UNSQ) 3.5V (UNSQ) 0.15 V (UNSQ) 3 V (UNSQ) 1.5 V145 mV RMS 114 mV (RF) Supply = 7.42 1/2 Supply = 3.22 INTERNAL SPEAKER 0 Not Placed R517 0Not Placed Not Placed 3.46 V RMS (Rx)(0.5 W@24 OHMS VHF UHF R513 R515 ACCESSORY CONNECTO R DC Level 0.3 - 0.4 V low Not Placed2.3 V150 mV RMS (25 kHz) (Rx) 75 mv RMS (12.5 kHz) (Rx) 1.5 V 200 mV RMS10 mV RMS (Tx) 0.1uF C451 R496 3V0 R480 NC D470 R497 R460 5V_A 5V_BQ520-1 IMX15 1 6 24K C484 3V_A 3 NC 1000pF C465 0.1uF J491-3 24K C459 R511 R463 100K 0.1uF R490 6 5 78 4 5V_A C518 5V U480-2J470-1 1 R485 47K R451680 R472 VDDDAC11 VDDRC45 VDDSYN 27 VOX7 VR472 SQIN9 SYN 28 TXRTN 36 TXSND44 UIO10 VDDA1 VDDCP 32 VDDD 33 MOD40 NC 26 PLCAP8 25 PLCAP2 RXRTN43 RXSND39 SQCAP12 SQDET 17 GNDDO 30 GNDRC47 GNDSYN 23HSIO 19 LCAP 24LSIO 18MICEXT48 MICINT46 GCB0 15GCB1 14GCB2 13GCB3 35GCB437 GCB538 GNDA3 GNDD 31 CLK168 34 CSX 20 DACG6 DACR5 DACU4 DATA 22 DISC2 F1200 29 30C53 U451 AUDIO41 AUXTN42 CHACT 16 21 CLK C467 1200pF U511 UMG5 26 4 1 3 16pF 25 63 1 4 C514 5V_BQ470 2 R470 2.2K 0.1uF C463 0.1uF C480R473 680 10uF C492150pF 0.1uF C470 C473 0.1uF 0.1uF C460 C462 470pF C490 BK1005HM471E453 4 3 INPOS MODE 1 OUTNEG5 OUTPOS8 SVR 2 VCC6 3 1 4 U490 TDA8541 GND7 INNEG Q472 25 6 31 8 4 24K R492 U510-1 LM2904 2 C497 0.1uF 5V_B R487 0VR471 100K R479 30K R464 20V MMBZ5250BVR473 6 57 8 4 J491-4 4 U510-2 LM2904 J491-1 1 R517 C471 2.2uF C479 150pF C511 220pF 150pF C474 E452 BK1005HM471 3V5V 5V_B R513 0.1uF C464 R4843.9K 1%R255 5V_A R476 100K C481330K R493 100K R519 NC 220K R518 VR475 MMBZ5245B15VNC R462 24K 150pF C478 100K R520 C461 1000pF 0.1uF C458 Q481 13 2 3V_AL471 3V_A 390nH 3V_A NC 150K R512 39pFC499 0.1uF C456R522 100K IMX1Q520-224 3 U480-1 2 31 8 43 C466 NUQ471 26 4 1 R499 NC C496 1uF 1uF C495 4.7uF C453 470pF D491C489 C488 NU 470pF 6.8pFR516 R495 C5122 5.6K R486 R488 330KR471 5V_B2.2K 220pF R483 R498 C513 C457 0.1uF R514 R521 NU 100K 3V_A VR474 MMBZ5250B 20V R489 C452 0.1uF R481R523 330 10K C476 R474 C454 0.1uF .022uF M1 1M2 2 M3 3 7S1 S2 4 6S3 S4 5 NC J471 C482.022uF A_MOD_OUT R477 C475 0.1uF2.2K R469 C472 R48210 13 2 NC R494 Q482330K .022uF C455 R491 0 5V_A D471 2.2K R478 C498 1uFC493 1000pFC477 0.1uF NC C483 0.22uF2.2uF C494180K R475 26 4 1 3 R515 E451BK1005HM471 UMG5Q490 C519 1uF 3V 5VOPT_MIC VS_GAIN_SEL DEMOD ASFIC_CSBATT_CHARGE OPT_TX_AUD_RETURN OPT_RX_AUD_SEND_DETECTOR CH_ACTVOX PWR_SET EXT_MIC_PTT OPT_TX_AUD_FLAT_RETURN SW_B+ 16_8_MHZMOD_OUTRESET OPT_RX_AUD_RETURN OPT_RX_AUD_SEND_UNMUTED OPT_TX_AUD_SEND SPI_DATA_OUTLSIO SPI_CLKSQ_DET BW_SEL F1200 HSIO VS_AUDIO_SEL uP_CLKSCIBOOT_ENA Figure 7-39. VHF (146-174 MHz) Audio Circuitry Schematic Diagram (8486342Z13-C)
7-50VHF 146-174 MHz (8486342Z13-C) Schematic Diagrams, Overlays, and Parts ListsJune, 20056881096C25-B 5 V (Rx) 0 V (Tx)0 V (Rx) 5 V (Tx) 3.3 V (Rx) 0 V (Tx) 0 V (Rx) 3.3 V (Tx)5 V 3.3 V 3.3 V 3 V 0 V (OFF)7.5 V (ON) 0 V (OFF) 3.3 V (ON)7.5 V 0 V (Tx) 0 V (Rx) 5 V (Tx) 5 V (Rx) 0 V (OFF) 7.5 V (ON) 7.5 V (OFF)0 V (ON) 100 R50610uF C312 C302 390pF 10uF C334 F301 3A GND2 1 VIN VOUT5 C333 .01uF U310 TK71750S BYPASS 4CTRL 3 R310 100K VR302 MMBZ5250B 20V C316 1200pF R509 100K NC Q493 3 1 2 100K R322 C331 .01uFQ311 100 R507 C323 C313 .01uF 150pF C321 10uFC315 1200pF 5.1K R313 2 NC 20K R312 4 1 LOW5 3 HIGH TAB16 TAB27 R508 S444 SWITCH .01uF C322 100K33uF 26 4 1 3 C303 C320 Q494.018uF C301 Q313 390pF C306 .01uF Q312 D301 U330 TK71730S BYPASS 4CTRL 3 GND2 1 VIN VOUT5 .01uF TP302 1C304 1% 200K NC D3_3V R321C314 1200pF 20V MMBZ5250BVR301 100K R311 NC J301 DATANEGPOS GND1 INPUT4 OUTPUT 5 SENSE6SHUTDOWN8TAP3LP2986 U320 ERROR 7 FEEDBACK 2 D3_3V C305 100pFC310 .01uF D3_3V 330K 1% R320 R510 330K SWB+ BATT_CHARGE .018uF C311 D3_3V 3V RESET VOLUME ON_OFF5T USWB+ RX_ENA5V TX_ENA5R Figure 7-40. VHF (146-174 MHz) DC Regulation Schematic Diagram (8486342Z13-C)