Kenwood TK-2360 Service Manual Download Page 32

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R804

R817

R823

R827

R828

R830

R844

R847

C810

C813

R850

R855

R856

R857

R860

R861

C825

R862

C826

R864

R865

R869

C831

C834

R871

C838

C839

C846

R883

C848

100

R888

R890

C855

R892

R893

C857

C858

R896

D806

D807

D808

D810

C871

J79-0259-19 B/3

C874

C876

C877

C890

C878

C879

C882

IC803

C892

IC814

C895

IC817

CP807

CP808

CP809

CP810

CP811

CP820

R900

R901

R902

R903

R904

R906

R907

R908 R909

R912

R938

C901

C902

R940

R941

C905

R942

C907

C909

C910

C911

C912

C913

C942

C950

C951

C952

C953

C954

Q802

G G

C961

Q809

Q810

GND

EMGKEY

PTT/RXD

SIDE1
SIDE2

GND

CN802

ASQL

RSSI

BPF

R824

R825

R826

R829

R833

R835

R836

R837

R838

R839

R841

R842

R843

R845

R846

R848

R849

R852

R853

C837

C840

C841

C842

C843

C844

IC808

CP804

CNV

VCC

CLK

EMP

TXD

BUSY

PLL

RST

X802

R851

R854

R863

R866

R867

R868

R872

R874

R875

R876

C849

R887

R889

C850

C851

C852

C854

R894

R895

C859

R897

R898

R899

C860

C861

C865

C866

C868

C869

C881

C883

C884

C885

C886

C887

C888

IC809

IC810

IC812

C893

IC816

C896

C897

C898

C899

CP805

CP806

CP818

CP819

R905

R939

C900

C903

C906

R945

R946

R947

C914

C946

C947

C948

C949

C956

C957

C958

Q806

Q807

C962

C965

Q811

R858

C856

CP802

CP803

R812

R814

R819

INT

R820

R822

C814

C815

R859

C821

IC805

IC806

R936

R810

R816

D809

CP817

R910

R913

R914

C904

C908

Q804

Q808

TK-2360

PC BOARD

TX-RX UNIT (X57-7780-10) Component side view (J79-0259-19)

Ref. No. Address

IC301

IC801

IC802

IC803

IC804

IC805

IC806

IC807

IC808

IC809

IC810

Ref. No. Address

IC812

IC814

10J

IC815

IC816

IC817

Q301

Q303

Q304

Q305

Q306

Q801

Ref. No. Address

Q802

Q803

Q804

Q805

Q806

Q807

Q808

Q809

Q810

Q811

10H

Q812

10K

Ref. No. Address

Q813

Q814

Q815

Q816

Q817

Q818

Q819

D301

D801

D802

D803

Ref. No. Address

D804

D805

D806

D807

D808

10G

D809

D810

Summary of Contents for TK-2360

Page 1: ...PAIR 7 CIRCUIT DESCRIPTION 9 SEMICONDUCTOR DATA 14 TERMINAL FUNCTION 15 COMPONENTS DESCRIPTION 16 PARTS LIST 17 EXPLODED VIEW 25 PACKING 26 ADJUSTMENT 27 PC BOARD TX RX UNIT X57 7780 10 32 SCHEMATIC DIAGRAM 36 BLOCK DIAGRAM 42 LEVEL DIAGRAM 44 OPTIONAL ACCESSORIES KNB 55L Li ion Battery Pack 45 KNB 56N Ni MH Battery Pack 45 KNB 57L Li ion Battery Pack 45 SPECIFICATIONS BACK COVER Helical antenna K...

Page 2: ... SCOPE OF THIS MANUAL This manual is intended for use by experienced techni cians familiar with similar types of commercial grade com munications equipment It contains all required service information for the equipment and is current as of the pub lication date Changes which may occur after publication are covered by either Service Bulletins or Manual Revisions These are issued as required ORDERIN...

Page 3: ... use PC mode Used for communication between the trans ceiver and PC Data programming mode Used to read and write frequency data and other features to and from the transceiver PC test mode Used to check the transceiver using the PC This feature is included in the FPU Firmware programing mode Used when changing the main program of the flash ROM See page 5 2 How to Enter Each Mode Mode Operation User...

Page 4: ...rial port of the computer 3 4 KCT 53U Description USB adapter Option The KCT 53U is a cable which connects the KPG 22A to a USB port on a computer When using the KCT 53U install the supplied CD ROM with driver software in the computer The KCT 53U driver runs under Windows 2000 XP or Vista 32 bit 3 5 FPU Programming Software Description The FPU is the programming software for the transceiver suppli...

Page 5: ... system with Microsoft NET Framework 2 0 or higher installed Note Windows Vista users do not need to install the NET Framework 2 An optional Programming Cable KPG 22 or KPG 22A or KPG 22A KCT 53U Serial communications cable is nec essary 4 2 Start TK 2360 3360 firmware updating procedures 1 Start the program by double clicking TK 2360_SHxx_RELxx exe icon Fig 1 2 Select the COM Port you will use 3 ...

Page 6: ... and red E37 1101 05 to the position shown in the figure KCT 57MS black red Fig 2 2 3 Cut the sheet G10 0795 04 3 4 4 4 1 4 2 4 SHEET G10 0795 04 KCT 57MS 25mm 0 98inch cut cut KCT 57MS 0 59inch 17 7mm black red Fig 3 2 4 Solder the KCT 57MS to the TX RX PCB Connect the 2 cables from the KCT 57MS to the position shown in the following figure MDS GND BWN GRE RED BLK G I FPC red black Fig 4 2 5 The ...

Page 7: ...ove the packing t from the chassis 2 Remove the holder y from the chassis 3 Detach the solder of speaker wire and mic wire from the PCB beforehand 4 Remove the packing u from the SP MIC jack of the TX RX unit 5 Remove the FPC from the flat cable connectors i o 6 Remove the 13 screws 0 fixing the TX RX unit Note Take care not to put stress onto the FPC when re moving the screw as the FPC is sitting...

Page 8: ... of the chassis into the case assem bly t 5 Press the chassis and the case assembly together to at tach them BWN GRE RED BLK 4 Attaching the Antenna Receptacle to the Chassis Screw the antenna receptacle to the chassis in the order shown in the drawing so that the antenna receptacle comes to the center of the case hole Tighten this screw first Tighten this screw second 5 The Nuts of the Volume Kno...

Page 9: ...or TCXO 16 8MHz SP ANT IC401 IF MIX DET Q406 1st MIX CF401 CF402 ANT SW Q403 X3 multiply 2nd Local X1 TCXO 16 8MHz Audio processor IC812 TUNE BPF Q407 RF AMP XF401 MCF Q405 IF AMP IC815 AF PA TUNE 1st Local BPF 3 1 Front End RF Amplifier Circuit The signal coming from the antenna passes through the transmit receive switching diode circuit D201 D202 D203 and D204 and a BPF L418 and L419 and is then...

Page 10: ...ow switching circuit 3 5 Audio Amplifier Circuit The demodulated signal from IC401 is sent to an AF am plifier through IC812 and is routed to an audio power ampli fier IC815 where it is amplified and output to the speaker 3 6 Squelch Circuit Part of the AF signal from the IC401 enters the FM IC IC401 again and the noise component is amplified and rectified by a filter and an amplifier to produce a...

Page 11: ... tuning and modulation of the TCXO are done to apply voltage to pin 1 of the TCXO The output of the TCXO is applied to pin 10 of PLL IC The VCO consists of 2 VCOs and covers a dual range of 185 95 223 95MHz for providing the first local signal for reception The operating frequency is generated by Q5 in transmitting mode and Q4 in receiving mode The oscillation frequency is controlled by applying t...

Page 12: ...hannel information the last channel data the scan on status and other parameters EEPROM Note The EEPROM stores tuning data Deviation Squelch etc Realign the transceiver after replacing the EEPROM MCU EEPROM IC809 IC810 Fig 8 Memory circuit 6 3 Low Battery Warning The battery voltage is monitored by the MCU IC809 pin 86 BATT When the battery voltage falls below the volt age set by the Low Battery W...

Page 13: ...o processor IC812 The signal passes through the D A converter inside the audio processor IC812 and is routed to the VCO When encoding the MSK the microphone input signal is muted 7 2 Dceode QT DQT The output signal from the IF IC IC401 enters the MCU IC809 through IC812 IC809 determines whether or not the QT or DQT matches the preset value and controls the AFSW and speaker output sounds according ...

Page 14: ... OPTDET I 2pin option detection 39 EPM I For onboard writing 40 MDSW I External connection terminal of man down switch 41 EXTMICSW O External MIC compulsion ON switch SEMICONDUCTOR DATA Pin No Signal Name I O Function 42 TX O Tx VCO switch fin filter 43 DACCE O Chip enable for DAC IC 44 CE I For onboard writing 45 PLLDAT O Data for PLL IC DAC IC 46 PLLLE O Load enable for PLL IC 47 PLLCLK O Clock ...

Page 15: ...key output 3 PTT RXD O PTT RXD key output 4 SIDE1 O SIDE1 key output 5 SIDE2 O SIDE2 key output 6 GND O GND CN803 1 GND I GND 2 EMGKEY I EMG key input 3 PTT RXD I PTT RXD key input 4 SIDE1 I SIDE1 key input 5 SIDE2 I SIDE2 key input 6 GND I GND SEMICONDUCTOR DATA Pin No Signal Name I O Function 87 NC NC 88 NC NC 89 NC NC 90 NC NC 91 BSEL I Battery detection 92 NC NC 93 NC NC Pin No Signal Name I O...

Page 16: ... Q403 Transistor Tripler Q405 Transistor IF AMP Q406 FET Mixer Q407 FET RF AMP Q801 805 FET DC switch Q806 807 Transistor Switch Q808 FET VOX AMP Q809 811 Transistor AGC Q812 FET VOX switch Q813 814 Transistor DC switch Q815 816 FET Level converter COMPONENTS DESCRIPTION Ref No Part Name Description Q817 Transistor DC switch Q818 819 FET MUTE switch Q820 Transistor DC switch D3 5 Variable capaci t...

Page 17: ...t ppm C 0 80 150 220 330 470 750 s 4OLERANCE ORE THAN P Code C D G J K M X Z P No code 0 25 0 5 2 5 10 20 40 80 100 More than 10μF 10 50 20 20 0 Less than 4 7μF 10 75 s 6OLTAGE RATING 2nd word A B C D E F G H J K V 1st word 0 1 0 1 25 1 6 2 0 2 5 3 15 4 0 5 0 6 3 8 0 1 10 12 5 16 20 25 31 5 40 50 63 80 35 2 100 125 160 200 250 315 400 500 630 800 3 1000 1250 1600 2000 2500 2150 4000 5000 6300 8000...

Page 18: ...9451 03 KNOB SELECTOR 53 1A K29 9452 03 KNOB PTT 54 1A K29 9453 03 BUTTON KNOB SIDE1 SIDE2 AUX A 3B N09 2438 05 BINDING HEAD SCREW ANT B 3A N09 6565 05 PAN HEAD SCREW CASE C 2B N14 0851 04 CIRCULAR NUT SELECTOR D 2B N14 0858 04 CIRCULAR NUT VOL E 3A 3B N30 3006 43 PAN HEAD MACHINE SCREW ESCUTCHE F 3B N78 2030 48 PAN HEAD TAPTITE SCREW TERM BL G 2A 2B N83 2005 48 PAN HEAD TAPTITE SCREW UNIT 56 2B R...

Page 19: ...07 CC73HCH1H470J CHIP C 47PF J C308 CC73HCH1H100C CHIP C 10PF C C309 CK73HB1H471K CHIP C 470PF K C311 CK73HB1H471K CHIP C 470PF K C313 CC73HCH1H101J CHIP C 100PF J C314 CK73HB1H471K CHIP C 470PF K C315 CK73HB1H102K CHIP C 1000PF K C402 407 CK73HB1A104K CHIP C 0 10UF K C408 CC73HCH1H560J CHIP C 56PF J C409 CK73HB1E103K CHIP C 0 010UF K C410 CC73HCH1H220J CHIP C 22PF J C411 CC73HCH1H560J CHIP C 56PF...

Page 20: ...882 883 CK73HB1H102K CHIP C 1000PF K C884 CK73GB1A105K CHIP C 1 0UF K C885 CC73HCH1H121J CHIP C 120PF J C886 CC73HCH1H221J CHIP C 220PF J C887 888 CC73HCH1H101J CHIP C 100PF J C890 CK73HB1H821K CHIP C 820PF K C892 CK73GB1A105K CHIP C 1 0UF K C893 CK73HB0J105K CHIP C 1 0UF K C895 CK73HB1A104K CHIP C 0 10UF K C896 CK73HB0J105K CHIP C 1 0UF K C897 898 CK73HB1A474K CHIP C 0 47UF K C899 900 CK73HB1H471...

Page 21: ... COM 4 7K J 1 16W CP805 RK75HA1J473J CHIP COM 47K J 1 16W CP806 RK74HB1J102J CHIP COM 1 0K J 1 16W CP807 RK75HA1J102J CHIP COM 1 0K J 1 16W CP808 811 RK75HA1J473J CHIP COM 47K J 1 16W CP816 RK75HA1J474J CHIP COM 470K J 1 16W CP817 RK75HA1J473J CHIP COM 47K J 1 16W CP818 RK75HA1J474J CHIP COM 470K J 1 16W CP819 RK75HA1J473J CHIP COM 47K J 1 16W CP820 RK75HA1J102J CHIP COM 1 0K J 1 16W R1 RK73GB2A00...

Page 22: ...3HB1J391J CHIP R 390 J 1 16W R452 RK73HB1J104J CHIP R 100K J 1 16W R453 RK73HB1J564J CHIP R 560K J 1 16W R455 RK73HB1J104J CHIP R 100K J 1 16W R456 RK73HB1J154J CHIP R 150K J 1 16W R457 RK73HB1J470J CHIP R 47 J 1 16W R458 RK73HB1J000J CHIP R 0 0 J 1 16W R461 462 RK73HB1J474J CHIP R 470K J 1 16W R463 464 RK73FB2B000J CHIP R 0 0 J 1 8W R801 RK73HB1J000J CHIP R 0 0 J 1 16W R802 RK73GB2A331J CHIP R 33...

Page 23: ... J 1 16W R939 RK73HB1J823J CHIP R 82K J 1 16W R940 RK73HB1J105J CHIP R 1 0M J 1 16W R941 RK73HB1J563J CHIP R 56K J 1 16W R942 RK73HB1J221J CHIP R 220 J 1 16W R945 946 RK73HB1J104J CHIP R 100K J 1 16W R947 RK73HB1J103J CHIP R 10K J 1 16W S801 804 S70 0516 05 TACT SWITCH MIC801 T91 0651 15 MIC ELEMENT D3 1SV325F VARIABLE CAPACITANCE DIODE D5 1SV325F VARIABLE CAPACITANCE DIODE D6 9 1SV323F VARIABLE C...

Page 24: ...No Address Parts No Description Desti nation New parts TX RX UNIT X57 7780 10 Q813 RT1N141U TRANSISTOR Q814 2SA1362 F GR TRANSISTOR Q815 816 UPA672T A FET Q817 RT1N441U TRANSISTOR Q818 819 2SK3577 A FET Q820 RT1N141U TRANSISTOR TH201 ERTJ0EV104J THERMISTOR TH401 B57331V2104J THERMISTOR ...

Page 25: ... N14 0851 04 D N14 0858 04 E M3 x 6 N30 3006 43 F N78 2030 48 G M2 x 5 N83 2005 48 54 29 6 52 53 22 30 28 35 16 37 19 TX RX unit X57 A 3 TX RX unit X57 B 3 33x2 46 56 23 34 17 4 39 51 36 TX RX unit X57 C 3 C A A Gx2 G G B B E E F G G Gx2 G G G G D 1 25 703 K 702 701 58 49 20 18 27 24 48 2 40x2 60 31 Parts with the exploded numbers larger than 700 are not supplied ...

Page 26: ...H12 4283 02 5 Cap B09 0686 03 45 Holder J19 5483 23 706 Protection bag 707 Protection bag 8 Instruction manual K B62 2182 00 10 Instruction manual M B62 2208 00 705 Pamphlet K 12 Stoper D32 0449 04 13 Stoper D32 0450 04 14 Stoper D32 0451 04 Parts with the exploded numbers larger than 700 are not supplied ...

Page 27: ... Supply 5V to 10V approx 3A Useful if ammeter equipped Antenna connector adapter The antenna connector of this transceiver uses an SMA terminal Use an antenna connector adapter SMA f BNC f or SMA f N f for adjustment The adapter is not provided as an option so buy a commercially available one Repair Jig Chassis Use jig part No A10 4134 03 for repairing the trans ceiver Place the TX RX unit on the ...

Page 28: ... 12 2 tone Decode A 304 7Hz B 3106 0Hz 2 tone Encode A 304 7Hz B 3106 0Hz 13 Single Tone Decode 979 9Hz Single Tone Encode 979 7Hz 14 None Single Tone Encode 1000Hz 15 16 None MSK 17 MSK Decode MSK Encode Preparations for Tuning the Transceiver Before attempting to tune the transceiver connect the unit to a suitable power supply Whenever the transmitter is tuned the unit must be con nected to a su...

Page 29: ...ncy 1 TEST CH 3 PTT ON f counter ANT 173 900MHz 50Hz 2 High Transmit Power 1 TEST CH Low Low Center High High 5 points BATT terminal voltage 7 5V PTT ON Power meter Ammeter FPU 4 8W 0 1W 1 9A or less 3 Low Transmit Power 1 TEST CH Low Low Center High High 5 points BATT terminal voltage 7 5V PTT ON 1 0W 0 1W 0 9A or less 4 DQT Balance Narrow 1 TEST CH Low Center High 3 points Deviation meter filter...

Page 30: ...z HPF OFF PTT ON 1 5kHz 100Hz Wide 2 TEST CH 1 PTT ON 3 0kHz 100Hz 8 Single Tone Deviation Narrow 1 TEST CH 1 Deviation meter filter LPF 15kHz HPF OFF PTT ON 1 5kHz 100Hz Wide 2 TEST CH 1 PTT ON 3 0kHz 100Hz 9 QT Deviation Narrow 1 TEST CH Center Low High 3 points Deviation meter filter LPF 3kHz HPF OFF PTT ON 0 37kHz 40Hz Wide 2 TEST CH 1 PTT ON 0 75kHz 40Hz 10 DQT Deviation Narrow 1 TEST CH 1 De...

Page 31: ... 0 32µV SSG MOD 3 0kHz 3 High RSSI Narrow 1 TEST CH Center Low High 3 points SSG otuput 70dBm 70 8µV SSG MOD 1 5kHz FPU Write Wide 2 TEST CH 1 SSG otuput 70dBm 70 8µV SSG MOD 3 0kHz 4 Low RSSI Narrow 1 TEST CH Center Low High 3 points SSG otuput 118dBm 0 28µV SSG MOD 1 5kHz Wide 2 TEST CH 1 SSG otuput 118dBm 0 28µV SSG MOD 3 0kHz 5 Open Squlch Narrow 1 TEST CH Center Low High 3 points SSG otuput 1...

Page 32: ...LL UP RST X802 R851 R854 R863 R866 R867 R868 R872 R874 R875 R876 C849 R887 R889 C850 C851 C852 C854 R894 R895 C859 R897 R898 R899 C860 C861 C865 C866 C868 C869 CV C881 C883 C884 C885 C886 C887 C888 IC809 IC810 IC812 C893 IC816 4 5 1 8 C896 C897 C898 C899 CP805 CP806 CP818 CP819 R905 R939 C900 C903 C906 R945 R946 R947 C914 C946 C947 C948 C949 C956 C957 C958 Q806 Q807 C962 C965 Q811 R858 C856 CP802 ...

Page 33: ... EMGKEY PTT RXD SIDE1 SIDE2 GND EN1 EN3 GND EN4 EN2 B B SB SB 33MS VOL IN R805 R819 SB C807 C808 C814 C815 C823 IC802 3 3 4 5 1 4 1 5 1 5 IC805 R936 Q803 R816 TXD PTT RXD C809 Q301 D809 IC801 R301 R304 R308 CP816 CP817 R911 R931 C904 C908 C930 C964 Q815 S G G D D S S G G D D S S G G D D S Q816 R227 R813 MDS OPTION BLK BWN GRE RED GND OPTION C801 C225 C802 C803 C804 C806 C811 Q304 C863 1 1 11 6 R30...

Page 34: ...D R211 R212 R213 R214 R215 R217 R218 R219 C31 R220 R221 R224 R226 R228 C41 C46 C49 R237 R239 TH201 C55 C56 C207 R821 C210 C211 C213 C216 C217 R448 C218 R449 C219 C70 R452 C222 C223 C224 R455 R457 R458 C229 R461 R462 C236 C237 C238 C240 C242 C245 C246 C247 C249 C250 C255 C256 C257 D3 D5 D201 D202 C263 D203 D204 C462 C468 C469 C470 C474 C475 C477 C479 C480 C481 C483 C485 C486 C488 C489 L3 L4 L11 L13...

Page 35: ... D404 C466 C467 C468 C469 C470 D13 L3 L4 L13 L20 Q3 Q8 R31 R46 R48 R49 R53 L406 L414 C23 C24 C25 C29 C71 C72 C81 C85 C93 C1 C4 C5 C7 C8 R884 C872 C873 IC811 3 4 1 5 D15 L12 IC1 L30 R13 R14 R15 R16 R17 R18 R2 R6 R7 R62 R70 X1 CP2 C12 C14 C15 C16 C17 C18 R409 R412 R414 R415 R416 R419 R421 R422 R435 R436 R438 C404 TH401 R441 C409 R445 C413 8 9 1 16 C414 C415 C417 C418 C420 C421 C431 C432 C434 C435 C4...

Page 36: ...02 S70 0516 05 D802 HSC119 C819 1000p 1 NC 2 VSS 4 VIN 3 VoUT C807 1000p R820 100k C815 1u C802 1000p R810 100k C813 1u C826 1000p L801 R821 47k R813 47k R803 47k C964 4 7u INT DET TX RX UNIT X57 7780 10 B 3 33B B TX RX UNIT X57 7780 10 A 3 50C 50M 33M GND 33MSC BSEL LEDR EN4 50CC 50T EN2 33BC EN3 LEDB 33MS B 50RC VOLIN EN1 50TC 50C 50R 50M LEDG 50VC 50V 33M RESET INT SB EMGKEY SIDE1 SIDE2 PTT LED...

Page 37: ...1 XOUT 12 VSS 13 XIN 14 VCC1 15 NMI SD 16 INT 17 VOXM 18 BBIRQ 19 BBCS 20 BBRXD 21 BBCLK 22 BBTXD 23 VOXSW 24 LSDO 25 EEPRXD 26 EEPCS 27 NC 28 NC 29 TXD1 30 RXD1 31 CLK1 32 BUSY 33 NC 34 NC 35 EEPTXD 36 EEPCLK 37 PTT 38 OPTDET 39 EPM 40 MDSW 41 EXTMICSW 42 TX 43 DACCE 44 CE 45 PLLDAT 46 PLLLE 47 PLLCLK 48 PLLLD 49 33BC 50 33MSC 51 52 50TC 53 50RC 54 50CC 55 AFSW 56 PDSW 57 EN4 58 EN3 59 EN2 60 VCC...

Page 38: ...N 7 SCLK 8 SDATA 9 DVDD 10 VSS 11 AVDD 12 VREF 13 VIN2 14 VoUT2 15 VoUT3 16 VIN3 C888 100p 7 LD 8 PDN2 9 PDN1 10 REFIN 11 TEST2 12 TEST3 13 VREF1 14 DVSS 15 VREF2 16 RFINN 17 RFINP 18 PVDD 19 BIAS 20 PVSS 21 CP 22 CPZ 23 SWIN 24 CPVSS 1 CPVDD 2 TEST4 3 TEST1 4 LE 5 DATA 6 CLK C25 0 068u35 R902 10k R874 10 C883 1000p R13 1k X1 16 8MHz L77 3050 05 1 VCoNT 2 GND 3 oUTPUT 4 VCC C914 0 01u C3 10p B C1 ...

Page 39: ... G C404 0 1u C433 0 01u L20 100n L4 10u C438 2p B TH401 100k R429 100 R44 22 C434 1000p C436 2p B C29 0 1u C405 0 1u R31 1 5k C403 0 1u C426 1000p L401 150n R30 56k D12 HVC350B C49 15p G C45 11p R32 100k C47 3p ASQL C75 1000p C52 6p B C93 15p R433 470k C87 47p C72 10p D C48 13p G C423 10u C418 0 1u R61 68k C427 0 1u C31 1000p L10 39n C422 10u R421 3 3k C44 7p B C421 470p L2 C56 0 5p B C406 0 1u L7...

Page 40: ... C903 2 2u 1 IN 2 VSS 3 IN 4 oUT 5 VDD R911 10k R214 22 R442 0 R318 470k C910 0 068u C901 0 47u C905 470p C307 47p C446 12p R315 10k R216 470 L222 33n L201 100n C217 1000p C206 1000p C201 18p R238 18 L202 100n R905 2 7k L204 100n C449 0 01u R904 470k R317 0 R437 4 7k C218 18p R304 0 C444 2p B R203 330 R308 1 8k Q304 RT1N141U C203 1000p R202 1 8k C907 47p C209 39p R314 470k D C902 2 2u R319 100k C2...

Page 41: ...V323F C916 1000p R937 10k C463 2p B R463 0 C919 1000p MIC801 C234 1u R447 470 C225 1000p C928 100p R922 47k C219 1000p C235 1000p C484 3p B C221 1000p Q816 UPA672T A L217 9T R233 270 L213 5T 3T 5T R914 470 R919 6 8k R230 4 7 C931 100p R457 47 L419 56n C932 1000p C243 1000p R458 0 R930 100 C486 1p B R240 0 C464 39p R913 1 8k R455 100k C911 10u C233 0 1u C236 33p 9T R931 5 6k C477 1000p R462 470k 2S...

Page 42: ...6L05FU F 50TC 50R 50RC IC802 XC6209B502MR 50C 50CC IC803 XC6209B502PR 50V 50VC D802 HSC119 IC804 XC6209B332MR 33M Q804 SSM3J05FU F IC805 XC61CN4502MR INT D806 RKZ5 1B2KG RESET IC807 XC6120N302N1 33MSC 33MS D803 GN1G BATT 7 5V EN2 EN4 EN3 EN1 S801 S70 0516 05 EMGKEY PTTKEY SIDE1 SIDE2 SB D801 B30 1790 05 D805 B30 2315 05 D804 B30 2314 05 Q801 1 2 SSM6N17FU Q805 2SK1830F LEDB LEDR LEDG Q806 Q807 2SC...

Page 43: ...2 1010 05 D401 KDS121E P D17 D18 HSC277 50T 50R Q9 2SC5636 50C Q8 2SC5636 42C 50C 42C T R SW TX Q6 Q7 SSM6L05FU F SSM3J05FU F 50C 9 7 H V323F B E 7 H 5F B E B 00A PC BPF IC811 TC75S51FE F AUXDAC1 33MS 33B 12 0MHz BBCS BBCLK BBTXD LSDO TXTONE MICFB MICM D807 D808 KDR731 Q809 KTC4075E Y GR Q810 2SC4116 GR F Q811 2SA1586 Y GR F VOXSW VOXM IC814 TC75S51FE F D809 KDR731 D810 MC2850 Q808 2SK1830F MIC AF...

Page 44: ... C73 5 2dBm C77 2 2dBm C209 5 3dBm C222 18 5dBm C243 36 2dBm ANT 50Ω MIC 15 1mVrms 216mVrms 1 5dBm 38 2dBm C206 11 8dBm C217 Q8 Q9 RXLo D17 D18 Q201 Q203 Q204 Q205 AF 1kHz RF CENTER FREQUENCY R897 To make measurements in the AF section connect the AC level meter ANT input 53dBm 1kHz FM 1 5kHz Dev Narrow In the RF section use a high impedance probe ANT input 53dBm MOD off AG is set to the MIC input...

Page 45: ... Li ion Battery Pack Schematic Diagram Specifications Voltage 7 2V 1 2V x 6 Capacity 1400mAh Specifications Voltage 7 4V 3 7V x 2 Capacity 2000mAh Specifications Voltage 7 4V 3 7V x 2 Capacity 1480mAh Discharging Terminal Protection Circiut Charging Terminal S S T Discharging Terminal Charging Terminal S S T Discharging Terminal Protection Circiut Charging Terminal S S T ...

Page 46: ...TIONS General Frequency Range 136 174MHz Number of channels Max 16 Channel Spacing 25kHz 30kHz Wide 12 5kHz 15kHz Narrow PLL Channel Stepping 2 5kHz 5kHz 6 25kHz 7 5kHz Operating Voltage 7 5 V DC 20 Battery Life More than 9 hours at 5 watts 5 5 90 duty cycle with KNB 55L battery Operating Temperature range 30 C to 60 C 22 F to 140 F Frequency Stability 2 5ppm 30 C to 60 C Channel Frequency Spread ...

Page 47: ...R868 R872 R874 R875 R876 C849 R887 R889 C850 C851 C852 C854 R894 R895 C859 R897 R898 R899 C860 C861 C865 C866 C868 C869 CV C881 C883 C884 C885 C886 C887 C888 IC809 IC810 IC812 C893 IC816 4 5 1 8 C896 C897 C898 C899 CP805 CP806 CP818 CP819 R905 R939 C900 C903 C906 R945 R946 R947 C914 C946 C947 C948 C949 C956 C957 C958 Q806 Q807 C962 C965 Q811 R858 C856 CP802 CP803 R805 R812 R814 R819 INT R820 SB R8...

Page 48: ...24 R455 C75 C76 R457 R458 C229 R461 R462 C236 C237 C238 C240 C242 C245 C246 C247 C249 C440 C442 C250 C446 C255 C256 C257 D3 D5 D6 D7 D8 D201 D9 D202 C263 D203 D204 C461 C462 C463 C464 D404 C466 C467 C468 C469 C470 C474 C475 C477 C479 C480 C481 C483 C485 C486 C488 C489 D13 L3 L4 L11 L13 L20 R928 R930 Q3 Q8 R31 R32 R33 R41 R44 R46 C928 R48 C929 R49 C931 C932 R53 Q201 Q203 B E C E L204 L205 L206 L208...

Page 49: ...u C449 0 01u R904 470k C825 1u C426 1000p 1 VoUT1 2 VIN1 3 VIN1 4 VSS 5 VIN2 6 VIN2 7 VoUT2 8 VDD R317 0 C914 0 01u R437 4 7k L213 5T 3T 5T L401 150n R914 470 C218 18p R304 0 CLK C444 2p B R839 22k C856 1000p R919 6 8k C824 1000p D805 B30 2315 05 RED R823 47k C3 10p B R230 4 7 C931 100p C1 470p R457 47 SB L419 56n R870 47k R822 1k R30 56k C932 1000p D12 HVC350B R203 330 C243 1000p C49 15p G R875 0...

Page 50: ...9B502MR 50C 50CC IC803 XC6209B502PR 50V 50VC D802 HSC119 IC804 XC6209B332MR 33M Q804 SSM3J05FU F IC805 XC61CN4502MR INT D806 RKZ5 1B2KG RESET IC807 XC6120N302N1 33MSC 33MS D803 GN1G BATT 7 5V EN2 EN4 EN3 EN1 S801 S70 0516 05 EMGKEY PTTKEY SIDE1 SIDE2 SB D801 B30 1790 05 D805 B30 2315 05 D804 B30 2314 05 Q801 1 2 SSM6N17FU Q805 2SK1830F LEDB LEDR LEDG Q806 Q807 2SC4919 S X802 L77 3049 05 XOUT XIN 3...

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