Kenwood_KMC-18_KMC-18A_serv.pdf

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1、DTMF MICROPHONE KMC-18/18A SERVICE MANUAL PACKING (G53-07;),-uo I- KNOB (K24-2004-0S) CASE (FRONT) (A02-1744-0S) CASE (REAR) (A02-1745-0S) KEY TOP (K29-4S56-0S) KENWOOD 1993-2 PRINTED IN JAPAN 851822000(J)972 -CONTENTS- INTRODUCTIOIlS !CONDucTOIi.DATi:. 2 TS LIST . . . 3 rE;7: TERMINAL FUNCTION . 8

2、SCHEMATIC DIAGRAM . 9 . . . 10 CC=1188A . . SPECIFICATIONS . :BACKCOV KMC-18/18A 2 INTRODUCTIONS IIlTRODUCTIOIlS - KMC-18/18A (DTMF MICROPHONE) The KMC-18/18A is a DTMF microphone for mobile transceivers with a 6-pin modular connector. The KMC-18 is Q standard microphone, the KMC-18A, a multi-functi

3、on one. They have the following features. (In the table below, indicates that the function is available, and indicates it is not .) Feature KMC-18 KMC-18A 1 Conforms to MIL-STD-81- C/O/E. 0 0 Rain 506.1/Proce. 2, 506.2/Proce. 2, 506.3/Proce.2 Dust 510.1/Proce. 1,51 0.2/Proce. 1,51 0.3/Proce.1 Vibrat

4、ion514.21Proce. 8.10, 514.3/Proce. 1, 514.4/Proce.1 Shock 516.2/Proce. 1.2.3.5, 516.3/Proce. 1.3.4.5.6, 516.4/Proce.1.4 2 Backlit keyboard 0 0 (The KMC-18A has a three-level programmable illumination switching function (bright, dark, and OFF). 3 The hook fitting has a switch function, and the on-hoo

5、k ground wire is no longer 0 0 necessary. 4 The curly cord has an 8-pin modular connector (microphone) and a 6-pin modular 0 0 connector (transceiver). It can be replaced easily. 5 A beep sounds to confirm operation. 0 0 (The KMC-18A is programmable to set it ON or OFF.) 6 DTMF key operation is inhi

6、bited while the PTT button is being held down. (The KMC- 0 0 18A is programmable to disable or enable the DTMF key.) 7 When the DTMF key is pressed, the PTI turns on automatically and the microphone 0 0 is disabled. 8 The hook can be held on or off. X 0 9 The DTMF code transmission time is variable.

7、 X 0 10 The 4th column tone transmission is variable. X 0 11 Eight types of DTMF code up to 22 digits (such as telephone numbers) can be stored X 0 in memory. 12 Connect/disconnect ANI codes up to 17 digits can be stored in memory. X 0 13 One of the nine operation modes can be selected by combinatio

8、ns of three kinds of X 0 operation function (Auto Dial, Store and Send, and Manual Dial) and the Last Number Redial function. KMC-18/18A SEMICONDUCTOR DATA PD75008-732-3B4 : KMC-18A (lC2) Pin Terminal 1/0 Function No. Name 1-3 P70 - P72 I Key data input 4 P63 0 PTT output 5 P62 0 HOOK output 6 P61 0

9、 Backlight: Bright (Output high: Bright is selected.) 7 P60 0 Backlight: Dark (Output high: Dark is selected.) 8 P53 0 DTMF output enable (Output high: Tone is output.) 9 P52 0 Tone select (Output high: Row tone is output.) 10 P51 0 Tone select (Output low: Column tone is output.) 11 P50 0 Microphon

10、e mute control (Output high: Mute on) 12 NC -+5V 13 -16 P40 - P43 0 DTMF tone data output 17 Vss -GND 18 XT1 I Open (not used) 19 XT2 0 Open (not used) 20 RESET I Reset input (Low: Reset) 21 X1 I System clock input 22 X2 I System clock input 23 P33 0 EEPROM clock output 24 P32 1/0 EEPROM address out

11、put, data input/output 25 P31 0 Open (not used) 26 P30 0 Open (not used) 27 P81 0 Open (not used) 28 P81 0 2000-Hz/500-Hz beep output 29 P03 I Open (not used) 30 P02 I Open (not used) 31 P01 I Open (not used) 32 POO I EEPROM version switching (Open: 1-kbit EEPROM) 33 P13 I PTT switch input 34 NC - +

12、5V 35 P12 I HOOK switch input 36 P11/INT1 I Test data input (Low: Input start) 37 P10/INTO I Clone data input (High: Input start) 38 NC - +5V 39 Voo -+5V 40-43 P20-P23 0 Key scan data output (Output: Normally low) 44 NC - Open (not used) 3 KMC-18/18A PARTS LIST New Parts Parts wi tnout Parts No. are

13、 not supplied. Les articles non mentionnes dans Ie Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. Ref. No. Address New Parts No. Oeser ipt ion Parts wlllHt% itr til Ii all % all Jl, 10/11 RR KMC-18/18A 1 18 * A02-1744-08 CASE(FRtSlNTl ? 38 A02-1745-08 CASE(REAR) ? . * 86

14、2-0354-08 INSTRUCTItSlN MANUAL(ACS) 4 * 872-0542-08 MtSlOEL NAME PLATE 4 * 872-0543-08 MISlDEL NAME PLATE E23-0426-05 TERMINAL HtSltSlK) 6 2A E30-3156-05 CURL CISlRD 7 28 E37-0345-08 CtSlNNECTING WIRE(2P) CN1 E40-5190-05 PIN ASSY(13P) CN2 E40-5179-05 PIN ASSY(2P) CN3 E08-0571-05 MtSlDULAR JACK W1 E3

15、7-0344-08 CtSlNNECTING WIRE(13P) 8 38 G02-0739-08 SPRING(PTT) G10-0736-08 FEL T( MIC) G10-0737-08 FELT(SP) 10 38 G53-0753-08 PACKING(PTT) 11 28 G53-0754-08 PACKING(MIC,SP) 12 H52-0425-08 ITEM CARTtSlN 8tSlX 12 H52-0426-08 ITEM CARTtSlN BtSlX J19-1376-15 MIC HANGER 13 J19-1511-05 MIC HANGER SET(ACS)

16、J30-0595-08 SPACER(MIC) 15 3B * K24-2004-08 KNtSlB(PTT) 16 18 K29-4856-08 KEY TtSlP Xl L78-0035-05 CRYSTAL tSlSC3.594MHZ) Xl L78-0089-05 CERAMIC ISlSC(480KHZ) X2 L78-0036-05 CRYSTAL tSlSC(4.19MHZ) * N17-1020-46 TtSltSlTHED LtSlCK WASHER(HtSltSlK) N24-3020-41 E RING(PTT) A * N39-2050-41 MACHIN SCREW(

17、HtSltSlK) B * N46-2606-46 TAPTTTE SCREW(UNIT) N46-4016-46 TAPTITE SCREW(HANGER) D * N80-3016-41 TAPTITE SCREW(CASE) S50-1A.15-05 TACT SWITCH(PTT) 17 2B T07-0285-05 SPEAKER 18 2B T91-0538-05 MICRlIlPHISlNE(EMC) 232-0032-05 TUBE(CASE) 01 1SS184 DltSlDE D1 1 SS190 DHilDE D2 1SS181 DItSlOE 02 1SS190 DIt

18、SlDE D3 lSS184 DItSlOE 1)3 1SS190 OItSlOE 04 1SS190 DltSlDE D4 155226 DllIlDE OS 155226 DItSlOE )6 1S5190 DIlIlDE TCl IR40872 Ie CTiSlNE DIALER) L:Scandinavia K:USA P:Canada T:EngJand E:Europe Oesti-Re- nation marks i (.;J tilt 8 A B A 8 A A 8 A B A 8 A B A A A B A:KMC-18A B:KMC-18 Y:PX(F ar East. H

19、awaii) Y:AAFES(Europe) X:Australia M:Other Areas it indicates safety critical components. 4 KMC-18/18A PARTS LIST New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans Ie Parts No. ne sont pas fournls. Teile ohne Parts No. werden nicht geliefert. Ref. No. Address New P

20、arts No. Description Parts !llHt% f:;L ii: ii $ Jl. % $ /m. RR TCl TC35219F IC(DTMF GENERATR) IC2 * 75008GB-732-3B4 IC(CPU) IC2 NJM7 8 I 0 8 U A IC(VLTAGE REGULATR/ IC3 TC4S584F TC(SCHMITT TRIGGER) TC3 * X24C01SI IC(EEPRM) 1C4 M51943BML IC(SYSTEM RESET) IC5 NJM78L08UA IC(VLTAGE REGULATR/ m +8V) +8V)

21、 IC6 NJM78L05UA IC(VLTAGE REGULATR/ +5V) Gl -G3 DTC144EK DIGITAL TRANSISTR G1 -G3 2SC2712 TRANSISTR G4 DTC144EK DTGITAL TRANSISTR G4 DTA144EK DIGITAL TRANSISTR G5 DTA144EK DIGITAL TRANSISmR G5 DTC144EK DIGITAL TRANSISTR G6 DTC144EK DIGITAL TRANSISTR G7 DTA 144EK DIGITAL TRANSISTIIJR G7 DTC114YK DIGI

22、TAL TRANSISTR G8 DTC144EK DIGITAL TRANSISTR L:Scandinavia K:USA P:Canada T:England E:Europe Desti-Re- nation marks f IaJ 1J A A B B A A A A A B A 8 A 8 8 A B A:KMC-18A B:KMC-18 Y:PX(F ar East, Hawaii) Y:AAFES(Europe) X:Australia M:Other Areas Lh indicates safety itical components. 5 KMC-18/18A EXPLO

23、DED VIEW A 6 / ( / / / / / KMC-18/18A PACKING -. / ) /. 3 Instruction manual / (862-0354-08) 7 KMC-18/18A 8 ADJUSTMENT The DTMF tone deviation has been adjusted at the factory, so does not normally need to be adjusted. DTMF tone deviation adjustment (for KMC- l8/l8A) 1. Remove the three screws secur

24、ing the back of the KMC-18/l8A case, then remove the back. 2. Connect the deviation meter to the transceiver to be used, then connect the KMC-18/l8A to the transceiver. 3. Hold down key J. The transceiver transmits the DTMF tone corresponding to key ;-0-n-o-, 0- LI 2 T r r ,d r-L2 11 I !)?o-m?o-ill?

25、o- C3 470P f 10 r n C4 470P 9 ., .,1, rno-o-lID 0-0-rn 0-0- C5 470P S R2 8 1 I I Co 470P I ) .3 ) I rcc 11 ,.;,) .: I m,_fo. . 1 olh ., :; I DARKEN Gam Q3 t-JI Ig GHTEH oll 1 :I ;I L-f-! - L2 C2 - - lQ .?.! 11 ITw - 13 l - L- C2 I _ 13 c, I _ 12 1_11 lif L _ :. -=-=-=-=-=-=-=-=-=-=-=-=-=-:. .s 47K I

26、 I : ,r ,I, C20 .001 R15 lK lg lu .l.N; I Na u, R17 1 K Rl B no RIG , K 5 r lli I HOOK Sw I CN2 , 0 E HKl I CN3 7 HK2 MC 5 ME . PfT I! 5 W 1,1 III a:tJ III f11.j e33I1001 il 3 E - -SB .1 NC I C28 .001 m II 5V I 1._ Uj;.001 , I I I =1-t_;-IC4 I -c-: I I i ! .4= s: ., m r-I IC1 v+ N/C 18 V+ TONEI.!-+-

27、+-+-l- Xt.lRT STi 16 L-C1 R S L _ -j C2 R21-=:4 _ - L-1 C3 R31-3 _ _ R4 12 ,-.:.:.-l x IN MUTE I- _ XOVT C4 10 :!=:; . u Q4 , ,. f D2 .Leo; ,Vo R3 6 QQ6 R, 4 7K ; UTa R7. 22K , L- I l_ -.:-.:-.:-.:-.:-.:-.:-.:-.:-.:-.:-1 I -I L_ I I INOOK W I C:, 1 E I CN3 - S D3 INC 1 HK2 - -Me IME R8 C3 ;: 47K .7

28、16V ,j, I + I - LN r N :) C12 . 001 o r R 220 I Q8 ;. :TT -SB 0 1 NC I I 1 ,h u E L. _ -, _ _ I I IC2 NJM78L08UA I I ,m I I I 1 LJ-l II I I C3 TC4SS84F I I Q1-3 2SC2712 I I Q4.7 OTA144EX I I QS. b. 8 OTC144EX I I 01.3 155164 I I 02 155161 I _ .1 04 1 55190 L_ KMC _ 18 : s: 1(;) () I .,L OJ . .,L OJ

29、en n :I: m :s: !t - n c - l C) = l 5P :s: Mle A KMC-18/18A Element Type Impedance Sensitivity Voltage required Current drain Operating temperature range Output impedance DTMF tone output level Frequency stability Tone distortion SPECIFICATIONS :010 mm ECM : 1 KQ 30% : -64 dB 3 dB at 1 kHz (0 dB = 1

30、v/J.Bar) :DC 13.8V20% : 45 mA or less (Back Light: bright, Beep: OFF) : 65 mA or less (Back Light: bright. Beep: ON) : -300C - +600C :600 Q : 5 mV 1.0 mV : 1.5% : 10% or less High group tone output (relative to low group) : + 1 dB or more, +3 dB or less KENWOOD CORPORATION Alive Mitake. 2-5. Shibuya

31、 l-chome. Shibuya-ku. Tokyo 150. Japan KENWOOD U.SA CORPORATION COMMUNICATIONS & TEST EQUIPMENT GROUP P.O. BOX 22745. 2201 East Dominguez St. Long Beach. CA 90801-5745. U.S.A. KENWOOD ELECTRONICS DEUTSCHLAND GMBH Rembrucker Str. 15. 6056 Heusenstamm. Germany KENWOOD ELECTRONICS BENELUX N.V. Mechelse

32、steenweg 418 B-1930 Zaventem. Belgium TRIO-KENWOOD FRANCE SA 13. Boulevard Ney. 75018 Paris. France TRIO-KENWOOD U.K. LIMITED KENWOOD House. Dwight Road. Watford. Herts . WDl 8EB United Kingdom KENWOOD ELECTRONICS NEDERLAND B.V. Amsterdamseweg 35. 1422 AC Uithoorn. The Netherlands KENWOOD LINEAR S.p

33、A 20125. Milano-via Arbe. 50. Italy KENWOOD ESPANA SA Bolivia. 239-08020 Barcelona. Spain KENWOOD ELECTRONICS AUSTRALIA PTY. LTD. (A.C.N. 001 499074) P.O. Box 504. 8 Figtree Drive. Australia Centre. Homebush. N.S.W. 2140. Australia KENWOOD & LEE ELECTRONICS, LTD. Unit 3712-3724. Level 37. Tower one Metroplaza. 223 Hing Fong Road. Kwai Fong. N.T. Hong Kong KENWOOD ELECTRONICS CANADA INC. 6070 Kestrel Road. Mississauga. Ontario. Canada L5T 158