Kenwood TK-2360 Service Manual
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Kenwood TK-2360 Service Manual

Vhf fm transceiver li-ion battery pack/ni-mh battery pack/li-ion battery pack knb-55l/knb-56n/knb-57l
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VHF FM TRANSCEIVER
TK-2360
Li-ion BATTERY PACK/Ni-MH BATTERY PACK/Li-ion BATTERY PACK
KNB-55L/KNB-56N/KNB-57L
SERVICE MANUAL
Helical antenna
(KRA-26: Option)
Button knob
(SIDE1/SIDE2/AUX)
(K29-9453-03)
Knob (PTT)
(K29-9452-03)
Plastic cabinet assy
(A02-4087-03)
This product complies with the
RoHS
Knob (Selector)
(K29-9451-03)
Knob (Volume)
(K29-9450-03)
directive for the European market.
© 2010-1 PRINTED IN JA PAN
B51-8905-00 ( N ) 560
CONTENTS
GENERAL .....................................................2
SYSTEM SET-UP .........................................3
REALIGNMENT ...........................................3
INSTALLATION ............................................5
DISASSEMBLY FOR REPAIR ......................7
CIRCUIT DESCRIPTION ..............................9
SEMICONDUCTOR DATA .........................14
TERMINAL FUNCTION .............................15
COMPONENTS DESCRIPTION .................16
PARTS LIST ...............................................17
EXPLODED VIEW ......................................25
PACKING ....................................................26
ADJUSTMENT ..........................................27
TX-RX UNIT (X57-7780-10) ...................32
SCHEMATIC DIAGRAM ............................36
BLOCK DIAGRAM .....................................42
LEVEL DIAGRAM ......................................44
SPECIFICATIONS ...................BACK COVER
This product uses Lead Free solder.

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Summary of Contents for Kenwood TK-2360

  • Page 1: Table Of Contents

    VHF FM TRANSCEIVER TK-2360 Li-ion BATTERY PACK/Ni-MH BATTERY PACK/Li-ion BATTERY PACK KNB-55L/KNB-56N/KNB-57L SERVICE MANUAL © 2010-1 PRINTED IN JA PAN B51-8905-00 ( N ) 560 CONTENTS GENERAL .............2 SYSTEM SET-UP .........3 REALIGNMENT ...........3 INSTALLATION ..........5 DISASSEMBLY FOR REPAIR ......7 CIRCUIT DESCRIPTION ......9 SEMICONDUCTOR DATA ......14...

  • Page 2: General

    Kenwood assumes no responsibility for er- rors or omissions. Neither is any liability assumed for dam- ages resulting from the use of the information contained herein. Kenwood reserves the right to make changes to any products herein at any time for improvement purposes. GENERAL...

  • Page 3: System Set-Up

    Frequency range (MHz) RF power Type Choose the type of transceiver TX/RX 136~174 5.0W TK-2360 K,M Transceiver programming A personal computer, programming interface (KPG-22/22A), and FPU (programming software) are required for programming. (The frequency, TX power HI/LOW, and signaling data are programmed for the transceiver.)
  • Page 4 TK-2360 REALIGNMENT KPG-22 or KPG-22A or Note: KPG-22A+KCT-53U • You must install the KCT-53U driver in the computer to Illustration is KPG-22. use the USB adapter (KCT-53U). • When using the USB adapter (KCT-53U) for the fi rst time, plug the KCT-53U into a USB port on the computer with the computer power ON.

  • Page 5: Installation

    KPG-22A+KCT-53U Serial communications cable) is nec- essary. When you are ready, click [Yes]. The new fi rmware will be transferred into the transceiver 4-2. Start TK-2360/3360 fi rmware updating fl ash ROM automatically as follows. procedures After the firmware updating step is successfully com- 1) Start the program by double-clicking pleted, the following confi...
  • Page 6 TK-2360 INSTALLATION 2. Man-down Tilt Switch (KCT-57MS: Option for K type) The KCT-57MS is available only through Kenwood U.S.A. Corporation. The Man-down tilt switch can be installed in the trans- black ceiver. This section describes how to install the Man-down Fig.

  • Page 7: Disassembly For Repair

    TK-2360 DISASSEMBLY FOR REPAIR 1. Removing the Case Assembly from the Chassis 1. Remove the volume knob q and selector knob w. 2. Remove the two screws e. 3. Lift and remove the chassis from the case assembly r. Case assembly 2.
  • Page 8 TK-2360 DISASSEMBLY FOR REPAIR 3. Mounting the Chassis to the Case Assembly 1. Mount the holder q to the chassis w. Confi rm that the holder is securely locked to the chassis. 2. Insert the packing e to the phone jack side of the chas- sis.

  • Page 9: Circuit Description

    CIRCUIT DESCRIPTION 1. Overview 2. Frequency Confi guration The TK-2360 is a VHF portable transceiver designed to The receiver utilizes double conversion. The first IF is Operate in the frequency range of 136~174MHz. The unit 49.95MHz and the second IF is 450kHz. The fi rst Local os- consists of a receiver, transmitter, phase-locked loop (PLL) cillator is supplied from the PLL circuit.
  • Page 10 TK-2360 CIRCUIT DESCRIPTION 3-3. IF Amplifi er Circuit 3-5. Audio Amplifi er Circuit The fi rst IF signal is passed through a four-pole mono- The demodulated signal from IC401 is sent to an AF am- lithic crystal fi lter (XF401) to remove the adjacent channel plifi...
  • Page 11 TK-2360 CIRCUIT DESCRIPTION 4-2. Driver and Final Amplifi er Circuit 4-3. APC Circuit The signal from the T/R switch (D18 is on) is amplifi ed by The APC circuit always monitors the current flowing the RF AMP (Q201) and pre-drive amplifi er (Q203) to 50mW.
  • Page 12 TK-2360 CIRCUIT DESCRIPTION 6-2. Memory Circuit The Memory circuit consists of the MCU (IC809) and EE- PROM (IC810). The EEPROM has a capacity of 64k bits and BUFF BUFF (TX: High) RF AMP stores the channel information, the last channel data, the scan on status, and other parameters.

  • Page 13: Power Supply

    TK-2360 CIRCUIT DESCRIPTION ■ MSK 6-5. Key Input Keys and channel selector circuit. The MSK signal is generated in the audio processor The signal from the keys and channel selector are direct- (IC812). The signal passes through the D/A converter (inside ly input to the MCU, as shown in Figure 10.

  • Page 14: Semiconductor Data

    TK-2360 SEMICONDUCTOR DATA MCU: R5F3640MDFB (TX-RX unit: IC809) Pin No. Signal Name Function Tx VCO switch/fi n fi lter Pin No. Signal Name Function N tone/DTMF/emergency tone DACCE Chip enable for DAC IC TXTONE output For onboard writing SIDETONE N tone/DTMF/voice/beep output PLLDAT Data for PLL IC &...

  • Page 15: Terminal Function

    TK-2360 SEMICONDUCTOR DATA Pin No. Signal Name Function Pin No. Signal Name Function AVSS HSDI2 DTMF detect VREF Reference voltage input AVCC Power supply BSEL Battery detection SIM1 Destination selection 1 SIM2 Destination selection 2 TERMINAL FUNCTION TX-RX unit (X57-7780-10) Pin No.

  • Page 16: Components Description

    TK-2360 COMPONENTS DESCRIPTION TX-RX unit (X57-7780-10) Ref. No. Part Name Description Q817 Transistor DC switch Ref. No. Part Name Description Q818,819 MUTE switch PLL system Q820 Transistor DC switch AF AMP Variable capaci- IC301 Comparator (APC) D3,5 Frequency control/RX VCO...

  • Page 17: Parts List

    TK-2360 PARTS LIST 2 2 0 CC45 Color* 010 = 1pF 0 = 22pF 1 = Type ... ceramic, electrolytic, etc. 4 = Voltage rating 100 = 10pF 2 = Shape ... round, square, etc. 5 = Value 101 = 100pF Multiplier 3 = Temp.
  • Page 18 TK-2360 PARTS LIST ✽ New Parts. indicates safety critical components. L : Scandinavia K : USA P : Canada Parts without Parts No. are not supplied. Y : PX (Far East, Hawaii) T : England E : Eu rope Les articles non mentionnes dans le Parts No. ne sont pas fournis.
  • Page 19 TK-2360 PARTS LIST TX-RX UNIT (X57-7780-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation CC73HCH1H180J CHIP C 18PF C314 CK73HB1H471K CHIP C 470PF CC73HCH1H470J CHIP C 47PF C315...
  • Page 20 TK-2360 PARTS LIST TX-RX UNIT (X57-7780-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C482 CC73HCH1H040B CHIP C 4.0PF C892 CK73GB1A105K CHIP C 1.0UF C483 CK73HB1H102K CHIP C...
  • Page 21 TK-2360 PARTS LIST TX-RX UNIT (X57-7780-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation L7,8 L40-3391-86 SMALL FIXED INDUCTOR (3.3UH) CP817 RK75HA1J473J CHIP-COM 47K 1/16W L41-2278-14 SMALL FIXED INDUCTOR (22NH)
  • Page 22 TK-2360 PARTS LIST TX-RX UNIT (X57-7780-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R226 RK73HB1J180J CHIP R 1/16W R457 RK73HB1J470J CHIP R 1/16W R227 RK73GB2A000J CHIP R...
  • Page 23 TK-2360 PARTS LIST TX-RX UNIT (X57-7780-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R876 RK73HB1J102J CHIP R 1.0K 1/16W D201,202 HVC131 DIODE R883 RK73GB2A000J CHIP R 1/10W...
  • Page 24 TK-2360 PARTS LIST TX-RX UNIT (X57-7780-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation Q813 RT1N141U TRANSISTOR Q814 2SA1362-F(GR) TRANSISTOR Q815,816 UPA672T-A Q817 RT1N441U TRANSISTOR Q818,819 2SK3577-A Q820...

  • Page 25: Exploded View

    TK-2360 EXPLODED VIEW TX-RX unit (X57 C/3) TX-RX unit (X57 A/3) The bond should not touch to the spring of the antenna terminal.(Inside) 33x2 Bond”Cemedine SX720W” 180° MIN. TX-RX unit (X57 B/3) 40x2 :N09-2438-05 :N09-6565-05 :N14-0851-04 :N14-0858-04 E M3 x 6 :N30-3006-43...

  • Page 26: Packing

    TK-2360 PACKING 47 Hook (J29-0701-15) 706 Protection bag 5 Cap (B09-0686-03) 45 Holder (J19-5483-23) 707 Protection bag 12 Stoper (D32-0449-04) 13 Stoper (D32-0450-04) 14 Stoper (D32-0451-04) 43 Item carton case (H52-2325-02) Instruction manual: K (B62-2182-00) 10 Instruction manual: M (B62-2208-00)

  • Page 27: Adjustment

    TK-2360 ADJUSTMENT Test Equipment Required for Alignment Test Equipment Major Specifi cations Frequency Range 136 to 174MHz Standard Signal Generator (SSG) Modulation Frequency modulation and external modulation Output –127dBm/0.1µV to greater than –47dBm/1mV Input Impedance 50Ω RF Power Meter Operation Frequency...
  • Page 28 TK-2360 ADJUSTMENT Frequency and Signaling Preparations for Tuning the Transceiver The transceiver has been adjusted for the frequencies Before attempting to tune the transceiver, connect the shown in the following table. When required, re-adjust them unit to a suitable power supply.
  • Page 29 TK-2360 ADJUSTMENT Common Section Measurement Adjustment Item Condition Specifi cations / Remarks Test- Unit Terminal Unit Parts Method equipment 1. Setting 1) BATT terminal votage: 7.5V 2) SSG standard modulation [Wide] MOD: 1kHz, DEV: 3kHz [Narrow] MOD: 1kHz, DEV: 1.5kHz 2.
  • Page 30 TK-2360 ADJUSTMENT Measurement Adjustment Item Condition Specifi cations / Remarks Test- Unit Terminal Unit Parts Method equipment 6. DTMF 1) TEST CH: 1 Power 1.5kHz ±100Hz Deviation Deviation meter fi lter meter SP/MIC [Narrow] LPF: 15kHz Deviation connector HPF: OFF...
  • Page 31 TK-2360 ADJUSTMENT Receiver Section Measurement Adjustment Item Condition Specifi cations / Remarks Test- Unit Terminal Unit Parts Method equipment 1. Sensitivity 1) TEST CH: Low, Low’, Center, Write High’, High (5 points) SP/MIC SSG otuput : –70dBm Oscilloscope connector (70.8µV) AF VTVM SSG MOD: 1.5kHz...

  • Page 32: Pc Board

    TK-2360 PC BOARD TX-RX UNIT (X57-7780-10) Component side view (J79-0259-19) ASQL C831 C913 R823 RSSI C942 R844 R827 R828 R847 C834 R830 C839 C838 RSSI R850 Q802 C848 R804 R860 R861 C813 R857 R856 C846 R855 R864 C825 C855 C857...
  • Page 33 TK-2360 PC BOARD TX-RX UNIT (X57-7780-10) Component side view (J79-0259-19) J79-0259-19 A/3 Q306 R318 C945 C309 C819 R306 C818 C824 R235 R317 IC301 CN803 Q305 D803 C308 C307 C314 CN801 R314 R320 R804 R815 R311 C813 C812 R809 R807 L801...
  • Page 34 TK-2360 PC BOARD TX-RX UNIT (X57-7780-10) Foil side view (J79-0259-19) J79-0259-19 A/3 C248 R464 R453 R234 R456 Q407 R240 D408 D407 L420 C253 C487 R463 L217 C484 C482 C478 L220 L416 C260 R447 L201 R233 C214 C203 R232 C212 R205...
  • Page 35 TK-2360 PC BOARD TX-RX UNIT (X57-7780-10) Foil side view (J79-0259-19) J79-0259-19 B/3 C437 R439 C449 C452 C451 C465 CP401 L409 C459 XF401 C436 Q406 D405 C454 R440 R443 C441 R444 C443 L410 R427 R434 C433 R442 C447 L416 L408 R447...

  • Page 36: Schematic Diagram

    TK-2360 SCHEMATIC DIAGRAM TX-RX UNIT(X57-7780-10)(A/3) F801 L801 3.15A 7.5V BATTERY PROTECT CN829 R801 BSEL POWER SWITCH CN801 /AF VOLIUM VOLIN VOLIN R31-0665-05 50TC 33MS 33MS 50RC C944 33BC F802 50CC 1000p 50VC 33MSC R:0V R:4.9V LEDR T:4.9V T:0V LEDG S805...
  • Page 37 TK-2360 SCHEMATIC DIAGRAM TX-RX UNIT (X57-7780-10) PDSW BSEL DCSW APCSW MICM VOLIN 50TC 33MS 33MS 50RC 33BC 50CC 50VC 33MSC EXTMICSW LEDR LEDG AFSW LEDB 3.3V PLLLE PLLDAT C855 PLLCLK PLLLD 0.1u C856 EMGKEY SIDE1 1000p CP820 SIDE2 RK75HA1J102J 33MSC...
  • Page 38 TK-2360 SCHEMATIC DIAGRAM TX-RX UNIT (X57-7780-10) PDSW PDSW DCSW DCSW APCSW APCSW MICM MICM 33MS EXTMICSW EXTMICSW AFSW AFSW PLLLE 5.0V 5.0V PLLDAT PLLCLK PLLLD RK74HB1J101J CV(A) CPVSS 1.2k RK75HA1J103J 220k PDN2 SWIN RXAST 33MS PLL SYSTEM 220p PDN1 L77-3050-05 1.6V...
  • Page 39 TK-2360 SCHEMATIC DIAGRAM TX-RX UNIT (X57-7780-10) 3.8V PDSW RF AMP DCSW 1.2V 2SC5636 APCSW 2.1V 10p(D) 15p(J) 18p(G) 2.4V 2SC5636 RF BUFFER AMP 1.2V DOUBLER 0.9V VCO/RX D3,5,10 2SC5636 FREQENCY 33p(J) MCH3914(7)-H CONTROL /RX VCO RX VCO R:4.2V T:0V 1SV325F 4.9V...
  • Page 40 TK-2360 SCHEMATIC DIAGRAM TX-RX UNIT (X57-7780-10) R203 R206 R211 R213 2.2k 1.2k RF AMP R:0V R:0V PRE DRIVE AMP R:2.1V TX/RX T:1.3V T:1.1V Q201 Q203 T:2.1V RF SW 2SC5636 2SC4926YD C201 R238 C206 C258 C209 C215 R217 C217 L201 HSC277...
  • Page 41 TK-2360 SCHEMATIC DIAGRAM TX-RX UNIT (X57-7780-10) L215 D201,202 FINAL AMP ANT SW Q205 STRIP LINE RD07MUS2BT112 L212 L213 L214 C240 C263 C243 D201 C247 L219 L220 L221 DRIVE AMP Q204 1000p 5p(B) 1000p HVC131 1000p C222 R229 RD01MUS1-T113 D202 C249...

  • Page 42: Block Diagram

    TK-2360 BLOCK DIAGRAM X57-7780-10 (A/3) AK1541 2SC5636 PLLLE PLLDAT PLLCLK Q5 MCH3914(7)-H SWIN D6,D7,D8,D9 1SV323F PLLLD D11 HVC375B-E MOD2 HSC119 D12 HVC350B 33MS TXAST Q4 MCH3914(7)-H D3,D5 1SV325F BSEL L77-3050-05 16.8MHz D10 HVC375B-E HSC119 33MS FUSE F801 F53-0372-05 BATT+ 7.5V...
  • Page 43 TK-2360 BLOCK DIAGRAM VHF: 136MHz~ 174MHz VHF: 185.95MHz~223.95MHz (RX) 136MHz~174MHz (TX) 7)-H D201,D202,D203,D204 V323F D17,D18 Q201 Q203 Q204 Q205 HVC131 2SC5636 2SC5636 HSC277 2SC5636 2SC4926YD RD01MUS1-T113 RD07MUS2BT112 RN142S RF BUFFER TX/RX RF AMP RF AMP Pre DRIVE DRIVE AMP FINAL AMP...

  • Page 44: Level Diagram

    TK-2360 LEVEL DIAGRAM...

  • Page 45: Optional Accessories

    TK-2360 OPTIONAL ACCESSORIES KNB-55L (Li-ion Battery Pack) ■ External View ■ Schematic Diagram ■ Specifi cations Voltage : 7.4V (3.7V x 2) Discharging Terminal Capacity : 1480mAh – Protection Circiut – Charging Terminal KNB-56N (Ni-MH Battery Pack) ■ External View ■...

  • Page 46: Specifications

    Unit 3712-3724, Level 37, Tower one Metroplaza, 223 Hing Fong Road, Bp 58416 Villepinte, 95944 Roissy Ch De Gaulle Cedex Kwai Fong, N.T., Hong Kong KENWOOD House, Dwight Road, Watford, Herts., 1 Ang Mo Kio Street 63, Singapore 569110 WD18 9EB United Kingdom...
  • Page 47 TK-2360 TK-2360 PC BOARD PC BOARD TX-RX UNIT (X57-7780-10) Component side view (J79-0259-19) TX-RX UNIT (X57-7780-10) Component side view (J79-0259-19) ASQL C831 C913 R823 RSSI J79-0259-19 A/3 C942 Q306 R844 R827 R828 R318 R847 C834 R830 C945 C819 C309 C839...
  • Page 48 TK-2360 TK-2360 PC BOARD PC BOARD TX-RX UNIT (X57-7780-10) Foil side view (J79-0259-19) TX-RX UNIT (X57-7780-10) Foil side view (J79-0259-19) J79-0259-19 B/3 C437 R439 J79-0259-19 A/3 C449 C248 C452 C451 C465 CP401 L409 R464 C459 R453 XF401 C436 R234 Q406...
  • Page 49 TX-RX UNIT(X57-7780-10)(A/3) L801 F801 3.15A 7.5V BATTERY 3.8V L215 D201,202 PROTECT FINAL AMP R203 R206 R211 R213 ANT SW Q205 STRIP LINE CN829 2.2k 1.2k DRIVE AMP RD07MUS2BT112 L212 L213 L214 C240 C263 C243 D201 C247 L219 L220 L221 PDSW PDSW PDSW PDSW...
  • Page 50 X57-7780-10 (A/3) AK1541 2SC5636 VHF: 136MHz~ 174MHz PLLLE PLLDAT VHF: 185.95MHz~223.95MHz (RX) PLLCLK 136MHz~174MHz (TX) Q5 MCH3914(7)-H D201,D202,D203,D204 SWIN D6,D7,D8,D9 1SV323F D17,D18 Q201 Q203 Q204 Q205 HVC131 PLLLD D11 HVC375B-E 2SC5636 2SC5636 HSC277 2SC5636 2SC4926YD RD01MUS1-T113 RD07MUS2BT112 RN142S RF BUFFER TX/RX RF AMP RF AMP...

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