Ericsson C605 Maxicom Скачать руководство пользователя | Manualshive

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Содержание C605 Maxicom

Страница 1: ...CSSON i5 Service manual 470 MHz Mobile radio station C605 Maxicom Standard version for cipher duplex and data communication I I t I I Il I I 1 11 I I I Il I I I I I l I I I 1 I I l I I J I J I J I I I...

Страница 2: ...00 channel standard program 21 7 Description of the cipher circuits General 23 Mechanical design 23 Transmission of plain text 24 Transmission of enciphered message 24 8 Checking and adjusting General...

Страница 3: ...inator the duplex filter and the control unit to the stations radio unit 26 Fig 8 3 Regulator s testpoints 26 Fig 8 4 Fig 8 5 Fig 8 6 Fig 11 1 Fig 11 2 Fig 11 3 Fig 11 4 Fig 11 5 Fig 11 6 Fig 11 7 Fig...

Страница 4: ...tion 1 75 MHz 25 kHz channel separation 3 5 MHz Output power 10 or 20 W 1 dB Hum and noise 40 dB Unwanted radiation 0 25 uW Attenuation of modulation products in adjacent channel 12 5 kHz channel spac...

Страница 5: ...ve within 300 3000 Hz Nom40mV 7VP P 14 4 kbitls 7V 15 Vp p 14 4 kbitls 7VP P 14 4 kbitls 300 bitls ASCll Logic0 7V Logic l OV 10 16V 30mA 3 Installation General A complete mobile radio station C605 wi...

Страница 6: ...e top of the radio cassette an tenna filter and data interface are fixed to the rear end ofthe radio cassette The radio parts are connected to the control unit via a flat cable Installation of handset...

Страница 7: ...ed to the plus pole of the battery The other end of the cable is connected to the connector unit Externa alarm relay The extemal alarm relay unit is connected to the connector unit via a 2 wire cable...

Страница 8: ...on extemal alarm and automatic functions dis connected Button set For selection of channel call number and other functions Code memory plog Replaceable code memory plug which contains all individual i...

Страница 9: ...number for an outgoing call or in own programming of automatic calls It is also used for reset after incorrect opera tion Programming button The programming button is used for programming auto matic...

Страница 10: ...e call A reply tone confirms that your call has been connect ed Take the handset and make your call Disconnect the call by replacing the handset or pressing the disconnecting button ltJ Memory The sta...

Страница 11: ...ror indication Incorrect operation will bring up the word Error in the dis play Start from the beginning Ifyou have selected the wrong channel number or call num 14 ber press the channel selection but...

Страница 12: ...I 11 32and11 33 The receiver is a double superheterodyne which obtains its local oscillator signal from an extemal frequency generator The voltage value of logical l is 9 of logical O OV The voltage 9...

Страница 13: ...n now vary so much in frequency that the DC output voltage decreases as much as to 1V or as increases as much as to 8V without causing the loop to lose lockon i e the holding range is 1 SV The transmi...

Страница 14: ...f1 f2 and counts from the number N down to 0 at which time the output pulse is generated The output signal from the VCO is composed according to the following formula f1 f2 N0 025 where f1 the output...

Страница 15: ...be locked on to the frequency of the channel and the loop filter will provide a voltage that is pro portional to the channel frequency 18 If the output signal from Zl 13 is a positive pulse train the...

Страница 16: ...hen not locked on fA fB t 8 3V I ro I I 0 40 ms J Voltoge levet corresponding to the frequency of selected chonnel i _ I Sweep when locked on fA fB 1 1 t 2V I 0 40 ms I I I Fig 5 6 Control sweep when...

Страница 17: ...eset synchronizing signals and data direction signals are passed through the control bus Synchronization and data direction signals indicate the direction in which data is to be 20 Output por RWM Code...

Страница 18: ...mum 21 channels can be defined For each channel there is speci fied ifopen monitoring carrierwave monitoring tone moni toring and auto channel monitoring are permitted When the station is switched on...

Страница 19: ...ck the ID number to the mobile as a call acknowledgement By doing this the mobile knows ifthe transmission has been succesful or not After the mobile has received a correct ID connection of call can b...

Страница 20: ...uit Z2 A delta modulator Zl A delta demodulator Z3 A transmit Tx cipher circuit Zl on U2 A receive Rx cipher circuit Z6 The delta modulatorI demodulator circuits are identical as well as the ciphering...

Страница 21: ...ck the ID number to the mobile as a call acknowledgement By doing this the mobile knows ifthe transmission has been succesful ornot After the mobile has received a correct ID connection of call can be...

Страница 22: ...it Z2 A delta modulator Zl A delta demodulator Z3 A transmit Tx cipher circuit Zl on U2 A receive Rx cipher circuit Z6 The delta modulatorI demodulator circuits are identical as well as the ciphering...

Страница 23: ...to the speech signal on pin 14 of the A D converter input The purpose of the noise signal is to mask the pauses in speech which would otherwise give rise to a periodic output signal 01010 from the A D...

Страница 24: ...ster in the dock regenerator and weighted resistor ne twork The data signal is docked into the shift register at a speed of8 tirnes the data dock CB The output signals QO to Q7 of the shift register a...

Страница 25: ...connector P2 is 1 and levels at pins 1 to 7 is O Connect the voltmeter to TPI Adjust C4 to SV O SV Testpoint Measured Remarks Connector P1 Voltage V Pin I 9 Not in transmission mode Pin 2 9 Only trans...

Страница 26: ...t a pick up loop from the frequency generator to any of the two holes for the trimmer capacitors on board Ul Set the logic eliminator to division factor 128 Open the squelch by setting trimmer potenti...

Страница 27: ...he read out of the power meter Setting the deviation 28 Connect the deviation meter via an attenuator to the an tenna output Set the LF generator to 25mV and 300 Hz and connect it to pin 1 of connecto...

Страница 28: ...12SW 47 kohm 2 0 12SW 10 kohm S 0 12SW 10 kohm 2 0 12SW S6 ohm S 0 12SW 12 kohm 2 0 12SW 10 kohm S 0 12SW 10 kohm S 0 12SW 2 2 kohm S 0 12SW 10 kohm S 0 12SW 1 8 kohm S 0 12SW 1 S kohm S 0 12SW 4 7 ko...

Страница 29: ...silicon i C89 NG 664235 0220 0 22 uF 35 V dipped tantalum Vll YD 405004 0001 BF115 NPN silicon Vl2 YD 405004 0001 BF115 NPN silicon r i Vl3 YD 405004 0001 BFl15 NPN silicon i V24 YA 405000 0003 BC107B...

Страница 30: ...0 12SW R4 OD 106SSS S100 Carbon film 10 kohm S 0 12SW Rl4 OD 106SSS S100 Carbon film 10 kohm S 0 12SW RS OD 106SSS S100 Carbon film 10 kohm S 0 12SW RlS OD 106SSS 6100 Carbon film 100 kohm S 0 12SW R6...

Страница 31: ...er r i R2 OD 106555 5470 47 kohm 5 0 125 W carb f Z24 TA 160008 2011 4011 B Nand gates l R3 OD 106555 4470 4 7 kohm 5 0 125 W carb f Z31 TA 160008 2081 4081 B AND gates r i R4 OF 401166 7100 1 Mohm 10...

Страница 32: ...m 20 16 V tantalum 20 50 35V tantal 10 lOOV ceramic Description 5 0 125 W carb f 5 0 125 W carb f 5 0 125 W carb f Description 0 115 W silicon 0 115 W silicon 0 115 W silicon OP amp 1 0 Gate Inv buffe...

Страница 33: ...with cable Description Fuse 6 3A Super rapid action 5x20 mm Terminal strip for PC board 10 poles Terminal strip for PC board 3 poles Terminal strip for PC board 6 poles Diade PFZ 18A Tranzil Cover Sna...

Страница 34: ...alum Semiconductors Pos Order number Description V2 XYD405049 V3 ve 602362 0001 1N4148 Silicon V4 ve 602362 0001 1N4148 Silicon V5 BC338 Transistor Zl TA 500010 2324 LM324 Z2 TA 500010 2324 LM324 Z3 T...

Страница 35: ...37...

Страница 36: ...al circui ts 12V 9V 9T Receiver AF power ampli fier Control unit 0 isplay signal lamps code memory Frequency generator Circ uiIs for generatian af oscillator signal for transmitter and LO signal for r...

Страница 37: ...Fig 11 2 Regulator component layout 40...

Страница 38: ...750A t 7V R15 10k V2 R11 BC17BB 100k Il I R7 J c3 utpr 11s RB 22k R 9 1 7 Rto 1 Bk R11 330 V7 BC17BB R13 1k RI 10k S ML5 L T R S E E R ver nda Up end Oberend Extremi te superieure ___ Conductor on the...

Страница 39: ...Fig 11 4 Antennafilter component layout 42...

Страница 40: ...Antenna filter board rx O r I 1 11 rt I I I I t 1 l le ip ir I l I I I I i s IC3 lC2 s i 1 _ J _ _ oo_ _ oo __U Fig 11 5 Antenna filter circuit diagram 43...

Страница 41: ...Fig 11 6 Connector boardfor de and radio component layout 44...

Страница 42: ...I I 1 I 17 bl 6 L 18 vi vl 21 191 a 22 I 8 r vi 10 L I I r 9 5 br vi 19 10 I r gn 8L 14 I nL sv l r I I I 15 i vl I 18 L T r I I I 16 i sv vi 15 L 12 I Qn vi 7 f3 al vi 16 f1 I or sv 4 6 1 r or 3L I E...

Страница 43: ...Fig 11 8 Connector boardfor loudspeaker and handset component layout 46 Q w w V V m...

Страница 44: ...l tI Mikro fen 1 fl i Microphone I c1 RS R4 7 l lf 1 Mikrofonjord 6 4 7 4 7k 15k 5 Microphone earth I CIPH ON 9 I 9V Krypto Chiper 13 54 Jrl Jord 1 Eorth Klartext Ploin ___ 9 R3 R4 470 220 Volym Volum...

Страница 45: ...0 N 0 I IX IX Fig 11 10 Connector boardfor radio and logic boards compo nent layout 48...

Страница 46: ...Fr n mottagarkrypto I 3 4 t i ton I cc 7 et f af 13 I 14 r 1 6 Volym I I 15 I I I i 3 5 A Nedkoppling 8 Data brusspcirr 16 9V IS M _ i 3 0tS M Fr n mottagar 17 4 Fr n mottagar I I till krypto nh f j...

Страница 47: ...14 0 u 0 0 I O t t 0 Fig 11 12 Connector boardfor cipher component layout 50...

Страница 48: ...Connector board for cip____ Krypto C1pher J2 Fig 11 13 Connector board for cipher circuit diagram 51...

Страница 49: ...a N a I06SS6t VH3 I Q 0 Fig 11 14 Bridgin board for cipher component layout 52...

Страница 50: ...ord Earth I I I 9 I 4 17 220n r 16 I I IS 115 116 I 52 t R19 2 7k RB 180 R7 82k Z2b 4 I RlS 4 7k R16 T4 7k R17 100k R1 100k RZ 12k Z7 R3 82k Pl 12 I Ej krypto 1 11 c 1 r Not ciph er 51 7 i 1 i4 j B Oi...

Страница 51: ...Fig 11 16 Cipher board 1 component layout 54...

Страница 52: ...2nJ Mikrofon Is Microphone J t I c3o c19 123 LB 22 22 Mod L __J 35 CB l 100 H i toTX Ut Output 28 l I 2 2nr I I _C_L__ 1 _ Klartext Tx 7 Plain Tx l 11 I B 3 Plain TX 18 I AF on RB 1k AFatPl 2 2 n 2 I...

Страница 53: ...r _ r r r 1 1 _ t E E i E Fig 11 18 Cipher board 2 component layout 56...

Страница 54: ...55 Out 49 in il W AtT 15 DATA OS NRZ DB EF3 54 m in 1 m TF DATA Q 2 TX CIPHER 44 CB CP out 50 CP 51 CB 56 57 1N4148 14 111 RAM __ RAM CB out I I I I I I I Z2 I 18 1 0 127 p 1 9 2 CB R 1 2 4 8 16 3 64...

Страница 55: ...Fig 11 20 Interface boardfor data communication component layout 58 N 0 00 0 11 A...

Страница 56: ...I Mm av HICROPHON E I 10 1 GRN 9v I I cw 9V 4 1 BRN 20 LOUDSPEAKER ON QFF I 161 HT BLK CIPHER INFO av LDUDSPEi i ER 25 I 121 HT GRN LOUDSPEAKER 1 26 t2 1 I PTT I 11 1 r 4 171 ORN BLK CIPHER l LAIN I...

Страница 57: ...Fig 11 22 PROM board component layout 60...

Страница 58: ...1 13 3 2 I I r 1_1 AB 2048 Al6 4096 l4 A32 A64 16384 Al28 TPA MRD 14 llll I 1 11 Il za2 L _ 7 6 10 Al EPROM Q A2 3 9 1 10 A A4 7 AB J 15 1lf1112 Al6 4 A32 A64 4 14 1 15 I 3 Al28 25 A256 c 11111111 24...

Страница 59: ...4 7 10 13 14 il 20 23 26 28 Fig 11 24 Display board component layout 62...

Страница 60: ...8 A128 R17 12 V 18 112 DO 111 Dl 02 1 03 Harche Till On Ein 1 8 A256 Jord I Terre Earth Er de MUX 1 MUX2 MUX4 0 27 I 21 2 25 23 I 22 5 19 6 20 7 21 26 16 1s 28 ZI 2004 Z2 CD40518 Z3 Z4 CD40508 UloZ5 Z...

Страница 61: ...RPLATTE Z3d Z4c Z4e N r ogikenheton har korr l ge A G flyttas bygel fr n till 0 Wh n the fogic unit has revision status A G tlte conMction is to be moved from to 0 Wenn die logikeinheit nderungslage A...

Страница 62: ...Fig 11 26 Control board and code board component layout 64...

Страница 63: ...l 5082 7613 U2 ZI MMl 5301 UT DISPLAYKORT DISPLAY BOARD LEITERPLATTE FUR ANZEIGEEINHEIT CARTE D AFFICHAGE RI 10 R6 270 12 2 J 9 Z2 16 78 Z2 C E 11 10 41 42 VI V2 V R3 390 n3 zxJg J 5V6 3K IN4148 V 4c...

Страница 64: ...e N r logikenheten har korr l ge A G flyttas bygel fr n till Control board When the logic unit has revision status A G tlte conMCtion is to H moved from to Wenn die Logikeinheit nderungslage A G hat B...

Страница 65: ...r 1 I Fig 11 28 Frequency generator component layout 66...

Страница 66: ...f _ Z 2 2 G1 BCD BIN l i 7 f I 9 N I Mindest kennzeichnend 7 Minst signifikant 9 CF P2 Least significant 41 AB 2 L PE o in s s i l n1 f ic_a_t _ _____ 22 z 5 A 4 n I _ i B 1 12 __ I N f A f s v l 1 13...

Страница 67: ...IOn K Blocoge d ernettet 1r R17 l 8k r l 9T Sort1e HF Z6 2 ll3 jpt 5 Slingfilt r I UI 4 Cl2 15 HF ut 6 k 5 1 Loop filt i _1_ o__ ___3_ r co 1 Hon IOH RF output f _ __ __ C r t c i SchleifMfilt r I 1 I...

Страница 68: ...Fig 11 30 Duplex transmitter component layout 68...

Страница 69: ...sschema SRA 1911_ Circ Diaqram RR 19326 Schaltb1 d C i l I L _j I 9T R33 9VT 1 7 t 4 C3 3 C25 1 1 T Mod in R17 Nod input jf 2i 2 k l C26 ra 33p d Signa blockering 1 B______________ 1N_1 _11 _B 1 vid t...

Страница 70: ...12 C7 C5 r1on r1on 47k 8 1 Haltestromkreiss I R5 0 15f1 r4 7k 15 33k t J 12 R26 330 VTD 1N4148 R38 330 Duplex transmitte 12 Z2 5 3 C16 101 H L3 H C15 10n 7 Effektf rst rkare i r C 1 Power amplifier R4...

Страница 71: ...Fig 11 32 1 band receiver component layout 70...

Страница 72: ...BIOS Z3 3401 CA3301E C9 I 35_1 18 I i OverOndo Upper end Oberende E itlr_ iti su rieure X e r I I CT ol I 35 1 18 I 1 C62 47l UB L ____ I I r8 d r l C15 I Mixer 3 4 2 7 13d8m I M1scher L0 in ______ Me...

Страница 73: ...IOn J fJ 7J6 7 C29 1nr ni C25 R60 100 C28 I68n C53 l i61 jr 1t Utg r i Remollfld t C 605 8 Entf rnt tn Supprime o 1 KXXX3X XXXX 3 RR 197714 R68 6 Bk C52 3 3n Option RR 199933 10 R36 1 70 V24 BC1078 R3...

Страница 74: ...Fig 11 34 Basic logic component layout 72...

Страница 75: ...I V28 r r c oJ 9V I R1 Tc11 L L 16 m m L2 16J7 J840 z9 L 2 3 9 8 16 m 9v 1 14 1 1 2 8 a 1 20 I I 11 6 8 1 1_ 4 10 J6 8 Z6 J Zl1 Zl2 I ___ ______ TllO_ t 11o rl I 00 1220 C12 c L l Jl8 f _ _ _j 1 4 F J...

Страница 76: ...V 1N4i 4069 220K Z8 IOK IS 1 4 7K 1N4148 _d CJ 1 RSI 180K 180K Z22 RSO 1 00 Z2 Z2J V21 V26 9V ACC I 1N4148 m m RS9 220K i CJS 4011 4011 I 7K C2 R2 1K 680K Z2J RESET RS8 22K __z l L z 1 1 eANDHDPP x w...

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