SERVICE MANUAL SUPPLEMENT

VHF FM RPATR TKR- SRVIC MANUAL SUPPLMNT - PRINT IN JAPAN -- (N) This supplement to the Service Manual is available for products with serial number or later. This Service Manual contains a parts list, schematic diagrams and PC boards of a new final unit for the TKR-. Since the adjustment procedure is the same as before, refer to the Service Manual (K, : --, C : --) for the TKR- for items not provided in this Service Manual. Knob (C source) (K--) Panel (Outer) (A--) Knob (VOL) (K--) Panel assy (A--) Key top (K--) Modular jack (--) CONTNTS PARTS LIST... PC OAR FINAL UNIT (X--XX)... SCHMATIC IARAM... XPLO VIW... SPCIFICATIONS...

TKR- PARTS LIST New Parts. indicates safety critical components. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. TKR- (Y-X-XX) FINAL UNIT (X--XX) Ref. No. Address New Parts No. escription estination parts TKR- - -- ARTH SPRIN (FINAL FT) - J-- HARWAR FIXTUR (RIV FT) FINAL UNIT (X--XX) - : K,,C - : K,C C, CKHK CHIP C PF K C C-- LCTRO UF WV C CKHK CHIP C PF K C, CKHK CHIP C PF K C CCCHHJ CHIP C PF J C CKHK CHIP C PF K C CKFK CHIP C.UF K C, CKHK CHIP C PF K C CKFHK CHIP C PF K C C-- CHIP C PF WV C C-- CHIP C PF WV C C-- CHIP C PF WV C CKFHK CHIP C PF K C CKHK CHIP C PF K C C-- CHIP C PF WV C C-- CHIP C PF WV C C-- CHIP C PF WV C C-- CHIP C PF WV C CKHK CHIP C PF K C CKFK CHIP C.UF K C CKHK CHIP C PF K C CKFHK CHIP C.UF K C, CKHK CHIP C PF K C C-- CHIP C PF WV C CMFHJ CHIP C PF J K,C C C-- CHIP C PF WV C CMFHJ CHIP C PF J C CKHK CHIP C.UF K C C-- LCTRO UF WV C CKHK CHIP C PF K C CKHK CHIP C PF K C, C-- CHIP C.PF WV C, C-- CHIP C PF WV C C-- CHIP C PF WV C C-- CHIP C PF WV C- CKHK CHIP C PF K C CKHK CHIP C PF K C C-- LCTRO UF WV C CMFHJ CHIP C PF J C CCFCHHJ CHIP C PF J C CKHK CHIP C PF K C C-- LCTRO UF WV C- CKHK CHIP C PF K C C-- CHIP-TAN UF WV C C-- CHIP C PF WV C CMFHJ CHIP C PF J C CKFK CHIP C.UF K C, CKHK CHIP C PF K L : Scandinavia K : USA P : Canada Y : PX (Far ast, Hawaii) T : ngland : urope Y : AAFS (urope) X : Australia M :Other Areas C : China Ref. No. Address New parts Parts No. escription estination C CCFCHH CHIP C PF C CCFCHHC CHIP C.PF C C CCFCHHJ CHIP C PF J C CMFHJ CHIP C PF J C, CMFHJ CHIP C PF J C C-- CHIP C PF WV C CMFHJ CHIP C PF J CN -- PIN SOCKT CN -- PIN ASSY CN -- PIN ASSY CN -- PIN ASSY CN- -- TRMINAL F F-- FUS CN, J-- FUS HOLR L L-- SMALL FIX INUCTOR (NH) L L-- SMALL FIX INUCTOR (NH) L, L-- AIR-COR COIL L L-- AIR-COR COIL L L-- AIR-COR COIL L L-- AIR-COR COIL K,C L L-- AIR-COR COIL K,,C L- L-- AIR-COR COIL L L-- AIR-COR COIL L L-- SMALL FIX INUCTOR (NH) R RKFAJ CHIP R J /W R RKJJ CHIP R J /W R RKJJ CHIP R.K J /W R RKFAJ CHIP R J /W R RKFAJ CHIP R J /W R RKFAJ CHIP R J /W R RKJJ CHIP R.K J /W R RKJJ CHIP R J /W R R-- CHIP R J /W R R-- CHIP R J /W R R-- CHIP R J /W R RKFAJ CHIP R K J /W R RKJ CHIP R J /W K,,C R RKJ CHIP R J /W K,C R RKFAJ CHIP R K J /W R, R-- CHIP R OHM J /W R R-- CHIP R J /W R, RKFAJ CHIP R K J /W R RKJJ CHIP R K J /W R RKJJ CHIP R J /W R RKJJ CHIP R J /W R RKJJ CHIP R.M J /W R RKJJ CHIP R J /W R RKJJ CHIP R.K J /W R RKJJ CHIP R.K J /W R RKJJ CHIP R K J /W R R-- CHIP R OHM J /W R RKJJ CHIP R K J /W R R-- CHIP R OHM J /W R R-- CHIP R OHM

PARTS LIST TKR- Ref. No. Address New Parts No. escription estination parts R RKJJ CHIP R K J /W R RKFAJ CHIP R J /W R R-- CHIP R OHM J /W R RKFAJ CHIP R J /W R RKJJ CHIP R.K J /W FINAL UNIT (X--XX) Ref. No. Address New Parts No. escription estination parts R RKJJ CHIP R J /W R R-- CHIP R OHM R RKJ CHIP R.K J /W R, RKJJ CHIP R.K J /W R RKJJ CHIP R.K J /W R R-- CHIP R J W R RKJJ CHIP R K J /W R RKJJ CHIP R K J /W R RKJJ CHIP R K J /W R RKJJ CHIP R K J /W R R-- RSISTOR. J W R, R-- CHIP R OHM R R-- CHIP R OHM J /W R RKJJ CHIP R.K J /W VR R-- TRIMMIN POT. (K) K S-- RLAY SS IO Z.(Y) ZNR IO, HSMAS IO SS IO ZSAA ZNR IO RL- IO MINISMC- VARISTOR, SAA IO IC TAWFU MOS IC IC TKM ANALO IC IC NJMLUA I-POLAR IC Q SC(R) TRANSISTOR Q SC TRANSISTOR Q PS RIV FT Q RHVF- FINAL FT Q SC(Y) TRANSISTOR Q TK IITAL TRANSISTOR TH PTHMTS THRMISTOR

TKR- PC OAR A C F H I J FINAL UNIT (X--XX) - : K,,C - : K,C Component side view (J--) CN (LACK) CN MAIN C (R) C Main C ack up battery CN ACKUP (ORAN) K C C F C CHAR L L Q R C CN CN R L C C C Vg R R R C R R C R R VT C CN FA FA C CN C R L C Q R C C C R R R C R C R C R C R L C C C R Q C C R R R C C R C CN TX IN R R C J-- (/) Ref. No. Address Ref. No. Address Ref. No. Address IC K Q L J Q H J Q F Q Q I Q

J K L M N O P Q R S PC OAR TKR- FINAL UNIT (X--XX) - : K,,C - : K,C Component side view (J--) C C L ANT C C C C L L F C C C L C Q C L L C C C VTH Vg R R C R C C R C C R R C R C C C R R R C R R R PC R IC R R PT R R R VR R T TH R C R FW C T L RSW T PC FAS PT AT VYH C R CN J-- (/) RV R Component side Layer Layer Layer Layer Foil side

A C TKR- PC OAR F H I J K L M N O P Q R S PC OAR TKR- FINAL UNIT (X--XX) - : K,,C - : K,C Component side view (J--) FINAL UNIT (X--XX) - : K,,C - : K,C Component side view (J--) CN (LACK) CN MAIN C (R) C C C L ANT C C C C Main C ack up battery CN ACKUP (ORAN) K C C F C C C L L C L CHAR L Q C L L C C CN J-- (/) CN C R CN FA FA C CN R C R L C Q L C C R C C C R R R L C C R R R C C R C R Vg C R L R R C R C C C R Q C C R R R C Q C R C C R R CN TX IN R R C C R VTH R R R PC R Vg IC R R PT T R C R R R R VR R T TH C R CN C RSW T PC FAS PT AT VYH R C C J-- (/) R R C R C R FW C R RV R L C R C C C Component side Ref. No. Address Ref. No. Address Ref. No. Address IC K Q L J Q H J Q F Q Q I Q Layer Layer Layer Layer Foil side

TKR- PC OAR A C F H I J FINAL UNIT (X--XX) - : K,,C - : K,C Foil side view (J--) R R IC R C C Q C C C C C C C C C J-- (A/) Ref. No. Address Ref. No. Address IC J L IC O O Q I O Q O O

J K L M N O P Q R S PC OAR TKR- FINAL UNIT (X--XX) - : K,,C - : K,C Foil side view (J--) C ack up battery Main C R C R IC R Q R C C C IC I O C C C J-- (/) Layer Layer Layer Layer Component side Foil side

A C TKR- PC OAR F H I J K L M N O P Q R S PC OAR TKR- FINAL UNIT (X--XX) - : K,,C - : K,C Foil side view (J--) FINAL UNIT (X--XX) - : K,,C - : K,C Foil side view (J--) C ack up battery Main C R C R R IC R Q R C C Q C C C C C C C C C C C IC I O C C C J-- (A/) J-- (/) Component side Ref. No. Address Ref. No. Address IC J L IC O O Q I O Q O O Layer Layer Layer Layer Foil side

-t A C TKR- SCHMATIC IARAM FINAL UNIT (X--XX)(A/) R T:.V R:V R R T:.V R:V C u C R C TX-RX UNIT (X--XX) (A/)-CN TX-RX UNIT (X--XX) (A/)-CN CN CN VTH AT PT FAS PC T RSW R C C C C C p R k R CN C u THRMOSTAT IC TKM Vcc Vcont Vref COMPout COMPin Q SC(Y) C R k R k C.u C R.k L n C L n R.k C mw C THRMAL SNS C C p SS R k C C R C C R Q SC (R) C T:.V R:V R.k R k Q, RF AMP R C R Q SC C C p T:.V R:V C R R C C p L n C C L n p * R R k FA SUR ASORPTION T:.V R:.V u SS C C C VOLTA RULATOR IC NJMLUA IN OUT COM C R k TH C C C SWITCH R k R R.k R Q TK C SWITCH X--XX R C L - K,,C -MHz NO n - K,C -MHz p n X--XX (/)

F H SCHMATIC IARAM TKR- I J F.A L n C.u C.u C Q FINAL AMP L C C.u C u TX RIV AMP Q PS C p C p C p C R p Q RHVF- C C p p C p * C C p * L C C p R C p R C p R L C n C L n p p p L n p p L n p n ANT R R R R R R C C C C C C L k k R k C, RF TCTOR HSMAS HSMAS C VOLTA RFRNC Z.(Y) R T:.V R:V C.u C R M R IC TAWFU IN- IN IN- OUT- VCC C AMP R V IN OUT k R R C.k R k R k R R k R VR k R k C C CN TX-RX UNIT (X--XX) (A/)-CN R k T:.V R:.V C K RL- MAIN C RVRS CURRNT PROTCTION CN W W (X--XX)(/) SAA CN MAIN C C C u ZSAA R. MINISMC- CURRNT PROTCTOR ACK UP CHAR CN ATTRY SUR ACKUP CN W PROTCTOR CN, PROTCT OF RVRS CONNCTION SAA Note : The components marked with a dot ( ) are parts of layer. X--XX (/)

-t IC TKM n C C IC TAWFU C R R R CN R Z.(Y) * L C R R C u R R R k L C R C SC(Y) Q C C R k.u p R k HSMAS R R k CN C CN C p R k R C R SAA R R C p MINISMC- C CN R k R L n ZSAA C R C C.u C C p * R C p L n L n R k R.k R k C R VR k CN C u R R C p R.k p L n C C p C C R k C u SC Q C C p F.A SC (R) Q RL- R.k R k R CN C L n R k SAA C Q TK R C p CN COM IN OUT L n.u C R C C p HSMAS p R k C R k C R k C u p C.u C CN ANT C R M p R C R C R. C p C C p R R L n L n C * C p p C R.k TH CN K FINAL UNIT (X--XX)(A/) X--XX K,,C SUR ASORPTION SUR PROTCTOR VTH - CURRNT PROTCTOR - ACK UP ATTRY RVRS CURRNT PROTCTION, PROTCT OF RVRS CONNCTION VOLTA RULATOR THRMOSTAT C AMP Q, RF AMP FA THRMAL SNS T PC VOLTA RFRNC Q W W K,C, FAS RF TCTOR PT MAIN C CHAR MAIN C AT W FINAL AMP (X--XX)(/) ACKUP C SWITCH RSW C SWITCH -MHz -MHz TX-RX UNIT (X--XX) (A/)-CN TX-RX UNIT (X--XX) (A/)-CN SS COMPin COMPout Vcc Vcont Vref L n n C NO p R TX RIV AMP TX-RX UNIT (X--XX) (A/)-CN OUT IN- IN V IN IN- OUT- VCC C C C C p R C p RHVF- Q PS Q R k C C p C p L C C C C C C C C C SS u IC NJMLUA L n C R.k C.u C C R k C R k C T:.V R:.V T:.V R:.V T:.V R:V mw T:.V R:V T:.V R:V T:.V R:V T:.V R:V

TKR- XPLO VIW A M x : N-- N M x : N-- O M. x (r-tap) : N-- Q M x (r-tap) : N-- Hardware fixture (J--) Nx arth spring (--) Qx Final (A/) Ox Final (/) x x Parts with the exploded numbers larger than are not supplied.

SPCIFICATIONS (K,K,C,C TYP) TKR- NRAL Frequency Range... K,C : to MHz K,C : to MHz Number of Channels... channel Channel Spacing... K,K : Wide : khz, khz Narrow : khz,.khz (PLL channel stepping.khz/khz/.khz/.khz) C,C : Wide : khz Narrow :.khz (PLL channel stepping khz/.khz) Operating Voltage....V C±% Current rain Standby....A Standby w/power save....a (Operating mode C-IN : ackup, FAN : Temp, SAV : ON, ISP : OFF) Receive....A Transmit/Receive... Less than A uty Cycle Receive... % Transmit... % (% @W) Frequency Stability... Less than ±.% C to C ( F to F) Antenna Impedance... Ω Operating Temperature Range... C to C ( F to F) imensions... () W x (-/) H x (-/) mm (inch) Weight....kg (. lbs.) RCIVR (Measured by TIA/IA-) Sensitivity d SINA....µV d Quieting....µV Selectivity... K,K : Wide : d (±khz) Narrow : d (khz), d (.khz) C,C : Wide : d (±khz) Narrow : d (.khz) Intermodulation... K,K : Wide : d (±khz/±khz) Narrow : d (±khz/±khz) C,C : Wide : d (±khz/±khz) Narrow : d (±.khz/±khz) Hum and Noise... Wide : d Narrow : d Spurious & Image Rejection... d Audio Output (xt. Speaker)... W at Ω less than % distortion Audio istortion (xt. Speaker)... Less than.% at Hz and Spread... MHz TRANSMITTR (Measured by TIA/IA-) RF Power Output... W adjustable to W (% duty @W) Type of mission... K,K : Wide : KF Narrow : KF... C,C : Wide : KF Narrow : KF Spurious Response... d FM Hum and Noise... Wide : d Narrow : d Audio istortion... Less than % at Hz Microphone Impedance... Ω and Spread... K,C : MHz K,C : MHz

TKR- SPCIFICATIONS ( TYP) NRAL Frequency Range... to MHz Number of Channels... channel Channel Spacing... Wide : khz Narrow :.khz (PLL channel stepping khz/.khz) Operating Voltage....V C Current rain Standby....A Standby w/power save....a (Operating mode C-IN : ackup, FAN : Temp, SAV : ON, ISP : OFF) Receive....A Transmit/Receive... Less than A uty Cycle... Receive : % Transmit : % (% @W) Frequency Stability... Less than ±.% C to C Antenna Impedance... Ω Operating Temperature Range... C to C imensions... W x H x mm Weight....kg RCIVR (Measured by N ) Sensitivity....µV Adjucent Channel Selectivity... d (±khz) d (±.khz) Intermodulation... d Spurious & Image Rejection... d Audio Output (xt. Speaker)... W at Ω less than % distortion Audio istortion (xt. Speaker)... Less than.% at Hz and Spread... MHz TRANSMITTR (Measured by N ) RF Power Output... W adjustable to W (% duty @W) Modulation Limiting... ±khz at ±khz ±.khz at ±.khz Spurious mission... dm Hz dm > Hz FM Noise (IA)... khz : d.khz : d Modulation istortion... Less than % at Hz Microphone Impedance... Ω and Spread... MHz KNWOO CORPORATION -, Ishikawa-machi, Hachioji-shi, Tokyo, - Japan KNWOO U.S.A. CORPORATION P.O. OX, ast ominguez Street, Long each, CA -, U.S.A. KNWOO LCTRONICS CANAA INC. Kestrel Road, Mississauga, Ontario, Canada LT S KNWOO LCTRONICS UTSCHLAN MH Rembrücker Str., Heusenstamm, ermany KNWOO LCTRONICS LIUM N.V. Leuvensesteenweg J, Vilvoorde, elgium KNWOO LCTRONICS FRANC S.A., oulevard Ney, Paris, France KNWOO LCTRONICS U.K. LIMIT KNWOO House, wight Road, Watford, Herts., W United Kingdom KNWOO LCTRONICS UROP.V. Amsterdamseweg, AC Uithoorn, The Netherlands KNWOO LCTRONICS ITALIA S.p.A. Via. Sirtori, / Milano, Italy KNWOO IRICA S.A. olivia, - arcelona, Spain KNWOO LCTRONICS AUSTRALIA PTY. LT. (A.C.N. ) iffnock Avenue, Centrecourt state, North Ryde, N.S.W. Australia KNWOO LCTRONICS (HON KON) LT. Unit -, Level, Tower one Metroplaza, Hing Fong Road, Kwai Fong, N.T., Hong Kong KNWOO LCTRONICS TCHNOLOIS(S) PT LT. Sales Marketing ivision Ang Mo Kio Street, Singapore