Kenwood TK-3160 Service Manual
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Kenwood TK-3160 Service Manual

Uhf fm transceiver
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See also: Service Manual , Service Manual Supplement
UHF FM TRANSCEIVER
TK-3160
SERVICE MANUAL
Knob (PTT)
(K29-9279-03)
Does not come with antenna.
Antenna is available as an option.
Antenna
(KRA-27: Option)
Knob (CH-SELECTOR)
(K29-9280-13)
(K29-9278-13)
Cabinet assy
(A02-3826-33)
©
2003-8 PRINTED IN JAPAN
B51-8653-00 (S) 1314
CONTENTS
GENERAL ............................................................. 2
SYSTEM SET-UP ................................................. 2
OPERATING FEATURES ..................................... 3
REALIGNMENT .................................................... 4
DISASSEMBLY FOR REPAIR .............................. 5
CIRCUIT DESCRIPTION ....................................... 7
INSTALLATION .................................................. 11
TERMINAL FUNCTION ...................................... 12
SEMICONDUCTOR DATA ................................. 13
COMPONENTS DESCRIPTION ......................... 14
PARTS LIST ........................................................ 15
EXPLODED VIEW ............................................... 23
PACKING ............................................................ 24
ADJUSTMENT ................................................... 25
TX-RX UNIT (X57-672X-XX) ........................ 30
SCHEMATIC DIAGRAM ..................................... 34
BLOCK DIAGRAM .............................................. 38
LEVEL DIAGRAM ............................................... 40
KSC-30 ................................................................ 41
SPECIFICATIONS ............................ BACK COVER

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  • Page 1: Table Of Contents

    UHF FM TRANSCEIVER TK-3160 SERVICE MANUAL © 2003-8 PRINTED IN JAPAN B51-8653-00 (S) 1314 CONTENTS GENERAL ............. 2 SYSTEM SET-UP ..........2 OPERATING FEATURES ........3 REALIGNMENT ............ 4 DISASSEMBLY FOR REPAIR ......5 Antenna CIRCUIT DESCRIPTION ........7 (KRA-27: Option) INSTALLATION ..........

  • Page 2: General

    Unit Model TX-RX Unit Frequency range Remarks & destination IF1 : 49.95MHz TK-3160 K,M X57-6730-10 450~490MHz LOC : 50.4MHz SYSTEM SET-UP Merchandise received License and frequency allocated by FCC Frequency range (MHz) RF power Type...

  • Page 3: Operating Features

    TK-3160 OPERATING FEATURES GETTING ACQUAINTED 1. Operation Features Installing the (Optional) Antenna Antenna Screw the antenna into the connector on the top of the transceiver by holding the antenna at its base and turning it clockwise until secure. Installing the Belt Clip Note: When first installing the belt clip, you must remove the battery pack from the rear of the transceiver.

  • Page 4: Realignment

    Function machine. User mode For normal use. The data can be input to or read from TK-3160 and edited PC mode Used for communication between the on the screen. The programmed or edited data can be printed radio and PC (IBM compatible).

  • Page 5: Disassembly For Repair

    TK-3160 DISASSEMBLY FOR REPAIR 3. How to remove the battery terminal block. 1. Separating the case assembly from the chassis. Ω 1. Remove the volume knob 1. Remove the two screws , then pull out the back cover ≈ 2. Remove the two screws 2.
  • Page 6 TK-3160 DISASSEMBLY FOR REPAIR Assembling • Installation of chassis and cabinet assy • Installation of battery terminal block and Do not press this area, top packing packing easily deform. Install them so that no distortion or deformation occurs. • Installation of speakers and cushion, and wire styling of speakers First, mount the set to the cabinet assy.

  • Page 7: Circuit Description

    TK-3160 CIRCUIT DESCRIPTION 3) IF Amplifier Circuit 1. Frequency Configuration The first IF signal is passed through a four-pole monolithic The receiver utilizes double conversion. The first IF is 49.95 crystal filter (XF401) to remove the adjacent channel signal. MHz and the second IF is 450 kHz. The first local oscillator The filtered first IF signal is amplified by the first IF amplifier signal is supplied from the PLL circuit.
  • Page 8 TK-3160 CIRCUIT DESCRIPTION 6) Tone Volume Fixed Circuit (3) MSK (Fleet Sync) This function generates a TONE signal sound even if the Fleet Sync utilizes 1200bps and 2400bps MSK signal is AF volume of the transceiver is the minimum. output from pin 6 of IC601. And is routed to the VCO.
  • Page 9 TK-3160 CIRCUIT DESCRIPTION IC601 D4,7 TX VCO RF AMP AQUA RF AMP BUFF AMP D3,9 RX VCO Q8, 12 IC805 T/R SW DTMF/2 TONE LSDVCO LSDTCXO TCXO PLL IC IC1 5kHz/6.25kHz Fig. 8 Microphone amplifier PLL DATA PHASE CHARGE COMPARATOR...

  • Page 10: Power Supply

    TK-3160 CIRCUIT DESCRIPTION 20 of the CPU. The signal passes through a low pass CR filter, mixes with the audio signal, and goes to the VCO C834 X801 modulation input. TX deviation is adjusted by the CPU. XOUT IC805 (2) DTMF/2 TONE High-speed data is output from pin 2 of the CPU.

  • Page 11: Installation

    TK-3160 CIRCUIT DESCRIPTION / INSTALLATION 4) Battery Type Detection INSTALLATION The transceiver automatically detects teh battery type, measuring the resistance between the S-terminal and + 1. Optional Board terminal on the battery pack and changes the supplied voltage to the S-tarminal as below. The microprocessor then Remove the TX/RX unit from the radio before installing the detects the battery type.

  • Page 12: Terminal Function

    TK-3160 TERMINAL FUNCTION CN801 Designation Function Condition Value Switched B Output Voltage/7mA load DC (Battery terminal) ±0.5V AUX3 Load >100kΩ (Low) Vss ~ 0.4V (High) Vdd-0.8V ~ Vdd TXAFI Transmit AF input Input sensitivity/Impedance (1kHz std. dev.) 280±50mVrms @22kΩ Load AUX2 Load >100kΩ...

  • Page 13: Semiconductor Data

    TK-3160 SEMICONDUCTOR DATA Microprocessor : M30622MCA7G7GP (TX-RX UNIT : IC805) Pin function Port Port Function Function Name Name PCTV APC/BPF control data output. BSHIFT Beet shift switch. DTMF DTMF,2TONE. W/N switch Wide:H HSDI High speed data input.(2TONE) EEPDAT EEPROM data input/output.

  • Page 14: Components Description

    TK-3160 COMPONENTS DESCRIPTION TX-RX UNIT (X57-673X-XX) Ref. No. Use/Function Operation/Condition Ref. No. Use/Function Operation/Condition PLL system Q803(2/2) Transistor AVR / 5T IC201 Comparator (APC) Q804 Transistor 5C switch Q805(1/2) Transistor LED switch / Green IC401 FM IF system Q805(2/2) Transistor...

  • Page 15: Parts List

    TK-3160 PARTS LIST CAPACITORS CC 45 TH 1H Capacitor value Color* CC45 010 = 1pF 0 = 22pF 100 = 10pF 1 = Type ... ceramic, electrolytic, etc. 4 = Voltage rating Multiplier 2 = Shape ... round, square, ect.

  • Page 16: Knob(Volume)

    E: Europe Les articles non mentionnes dans le Parts No. ne sont pas fournis. Y: AAFES (Europe) X: Australia M: Other Areas Teile ohne Parts No. werden nicht geliefert. TK-3160 (Y50-579X-XX) TX-RX UNIT (X57-673X-XX) Ref. No. Address Parts No. Description Destination Ref.
  • Page 17 TK-3160 PARTS LIST TX-RX UNIT (X57-673X-XX) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts CC73GCH1H100D CHIP C 10PF C360 CC73GCH1H3R5B CHIP C 3.5PF CC73HCH1H050B CHIP C 5.0PF C361 CC73GCH1H2R5B CHIP C 2.5PF...
  • Page 18 TK-3160 PARTS LIST TX-RX UNIT (X57-673X-XX) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts C493 CK73GB1H471K CHIP C 470PF C675,676 C92-0804-05 CHIP-TAN 1.5UF 16WV C494 CK73GB1H103K CHIP C 0.010UF K C677 CK73GB1H332K...
  • Page 19 TK-3160 PARTS LIST TX-RX UNIT (X57-673X-XX) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts L40-4795-85 SMALL FIXED INDUCTOR(4.7UH) CP809-818 RK75HA1J102J CHIP-COM 1.0K J 1/16W L40-1581-86 SMALL FIXED INDUCTOR(0.15UH) RK73GB1J223J CHIP R J 1/16W...
  • Page 20 TK-3160 PARTS LIST TX-RX UNIT (X57-673X-XX) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts R235 RK73GB1J101J CHIP R J 1/16W R601 R92-1252-05 CHIP R 0OHM J 1/16W R237 RK73GB1J223J CHIP R J 1/16W...
  • Page 21 TK-3160 PARTS LIST TX-RX UNIT (X57-673X-XX) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts R682 RK73GB1J100J CHIP R J 1/16W 1SV325 VARIABLE CAPACITANCE DIODE R683 RK73GB1J474J CHIP R 470K J 1/16W 1SV278...
  • Page 22 TK-3160 PARTS LIST TX-RX UNIT (X57-673X-XX) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts Q802 UPA672T Q803 FP210 TRANSISTOR Q804 UMG3N TRANSISTOR Q805 UMG9N TRANSISTOR Q806 KTA1298(Y) TRANSISTOR Q807 UMG3N TRANSISTOR Q808,809...

  • Page 23: Exploded View

    TK-3160 EXPLODED VIEW TX-RX Unit (A/2) TX-RX Unit (B/2) (K only) (K only) :N14-0583-04 (M only) :N14-0805-04 :N30-2604-46 :N30-2612-46 :N30-3006-45 :N35-3004-45 :N78-2040-46 :N83-2005-46 Parts with the exploded numbers larger than 700 are not supplied.

  • Page 24: Packing

    TK-3160 PACKING 30.ITEM CARTON CASE (H52-2000-02) 6. INSTRUCTION MANUAL (B62-1716-00):K (B62-1747-00):M 33.HOOK (J29-0701-05) F. BINDING HEAD MACHINE SCREW (N35-3004-45) 32.HARDWARE FIXTURE ACCESSORY (J21-8464-04) 5. CAP (B09-0676-03) 28.PACKING FIXTURE (H12-3150-02) Parts with the exploded numbers larger than 700 are not supplied.

  • Page 25: Adjustment

    2. Repair Jig (Chassis) not performed. Refer to page 10 for details. Use jig (part No.: A10-4082-03) for repairing the TK-3160. Place the TX-RX unit on the jig and fit it with screws. Note: When using the battery jig, you must measure the voltage at the terminals of the battery jig.
  • Page 26 TK-3160 ADJUSTMENT Adjustment points TX-RX unit (X57-673) Frequency and signalling The set has been adjusted for the frequencies shown in Component side view the following table. When required. re-adjust them following the adjustment procedure to obtain the frequencies you want PTTO SP–...
  • Page 27 TK-3160 ADJUSTMENT Common Section Measurement Adjustment Specifications/ Item Condition Remark Test equipment Terminal Parts Method 1.Setting 1) BATT terminal votage:7.5V 2) SSG standard modulation [Wide] MOD:1kHz,DEV:3kHz [Narrow] MOD:1kHz,DEV:1.5kHz 2.VCO lock 1) CH:High Power meter 3.8V ±0.2V voltage 2) CH:Low Check 0.6V or more...
  • Page 28 TK-3160 ADJUSTMENT Measurement Adjustment Specifications/ Item Condition Remark Test equipment Terminal Parts Method 6.VOX 10 TEST CH:Center Power meter Programming Writing AG:1KHz/4.0mV Dev meter Software:KPG-82D 7.DQT TCXO TEST CH:Center Oscilloscope Programming Write Balance (Wide/Narrow) Software:KPG-82D Writing AF VTVM [Wide] 70 hex...
  • Page 29 TK-3160 ADJUSTMENT Measurement Adjustment Specifications/ Item Condition Remark Test equipment Terminal Parts Method 15.BATT 1) BATT terminal voltage:5.5V Power meter Check Blinking of LED Detection PTT:ON BATT terminal Check 2) BATT terminal voltage:7.5V No blinking of PTT:ON Receiver Section Measurement...

  • Page 30: Pc Board

    TK-3160 PC BOARD TX-RX UNIT (X57-6730-10) Component side view (J72-0896-09) TX-RX UNIT (X57-6730-10) Ref. NO. Address J72-0896-09 A/2 IC201 IC407 PTTO IC601 R678 IC602 PTT/ R681 IC603 R692 PTTI IC604 Q804 (RXD) R818 IC605 C690 R688 C820 R859 IC802 SP–...
  • Page 31 TK-3160 PC BOARD TX-RX UNIT (X57-6730-10) Component side view (J72-0896-09) Q602 C612 R611 C680 R667 R676 R633 C611 R612 C607 R607 C677 R626 C625 C679 C631 IC605 C671 C614 C635 R665 R640 C632 C686 R617 R677 C689 C678 SP MUTE...
  • Page 32 TK-3160 PC BOARD TX-RX UNIT (X57-6730-10) Foil side view (J72-0896-09) ALT2 C419 C801 Q401 Q808 XF401 R804 CF401 C615 D801 C424 L802 R646 C421 R413 C413 C411 C409 C422 L401 L404 C429 Q402 C420 C495 L416 IC401 R412 R469 R424...
  • Page 33 TK-3160 PC BOARD TX-RX UNIT (X57-6730-10) Foil side view (J72-0896-09) J72-0896-09 A/2 PTT/ J601 VR801 EXT. MIC/SP POWER/AF VOL Q404 C473 C465 L408 C482 C447 C479 C475 C471 C466 R460 R440 C448 C464 C484 C478 C468 C469 C481 C506 R462...

  • Page 34: Schematic Diagram

    TK-3160 SCHEMATIC DIAGRAM TX-RX UNIT (X57-6730-10) PLLB PLLB 1k*2 1k*2 UMG9N UMG9N Q1-3 LEVEL SHIFT DTC144EE PLL SYSTEM R:3.63V PLLCLK PLLDATA 7.5V F801 L801 BATT SAVE SAVE VOLOUT BATT 2ND_LO VR801 BATT R31-0624-05 REVERSE PROTECTION R802 R803 BATTSEL R12-7491-05 2.92V...
  • Page 35 TK-3160 SCHEMATIC DIAGRAM TX-RX UNIT (X57-6730-10) PLLB T:1.86V R:1.93V T:4.09V D4,7 RF BUFFER AMP R:0V TX VCO MODULATION 2SC5108(Y) 2SC5108(Y) 5p (B) 0.04V 180n 0.5p 1SV325 T:0.61V VCO/TX DC SWITCH R:0.62V /TX VCO PLL IC 2SK508NV(K52) F_IN AMP 2SJ347 DC SWITCH...
  • Page 36 TK-3160 SCHEMATIC DIAGRAM TX-RX UNIT (X57-6730-10) PRE-DRIVE AMP TX DRIVE AMP PRE-DRIVE AMP Q207 Q206 D201,401 Q205 2SK2596 2SK3077 2SC5108(Y) TX/RX RF SWITCH L213 R230 C226 L218 RF AMP R204 R207 C224 C242 L209 C282 R262 D201 T:1.85V 8.2n 8.2n 1.2n...
  • Page 37 TK-3160 SCHEMATIC DIAGRAM TX-RX UNIT (X57-6730-10) Note : The components marked with a dot ( ) D204 D204,206 are parts of layer1. TX FINAL AMP ANT SWITCH HVC131 STRIP LINE Q211 C356 C351 R278 D206 L224 L225 L226 2SK3476 CN13...

  • Page 38: Block Diagram

    TK-3160 BLOCK DIAGRAM X57-673 (A/2) TX:450.00~490.00MHz(K,M) RX:400.05~440.05MHz(K,M) Q2,Q3 UMG9N MB15E03SL PLLDATA PLLDATA LEVEL PLLCLK PLLCLK CONV IC803 IC802 XC61CN5002NR PST9134NR Q6 2SK508NV(K52) PLLB D4,D7 1SV325 Q1 DTC144EE D10 1SV278 RESET RESET LEVEL D801 IC801 CONV RB521S-30 XC6204B502MR Q8 2SJ347 PROTECT...
  • Page 39 TK-3160 BLOCK DIAGRAM 2SC5108(Y) TX/RX:450.00~490.00MHz(K,M) PLLB D201,D401 Q205 Q206 Q207 Q211 D204,D206,D208,D212 2SC5108(Y) 2SC5108(Y) HSC277 2SC5108(Y) 2SK3077 2SK2596 2SK3476 HVC131 BUFF Q208 DTC114EE Q213 IC201 Q209 2SK879(Y) DTA144EE TA75W01FU CURRENT Q212 2SK1824 APCSW APCSW Q10 2SC4617(S) D11 HSC277 Q210 DTC114EE...

  • Page 40: Level Diagram

    TK-3160 LEVEL DIAGRAM...

  • Page 41: Ksc-30

    TK-3160 KSC-30 Operating flow chart POWER ON INITIALIZATION INSERT BATTERY Does S terminal Ref. No. Address Parts No. Description Destination parts connect? KSC-30 A02-3656-08 CABINET BOTTOM Vs : Low Vs : High ∗ A02-3841-08 CABINET UPPER Battery is not (Ni-Cd or Ni-MH)

  • Page 42: Specifications

    13, Boulevard Ney, 75018 Paris, France Sales Marketing Division KENWOOD ELECTRONICS U.K. LIMITED 1 Ang Mo Kio Street 63, Singapore 569110 KENWOOD House, Dwight Road, Watford, Herts., WD18 9EB, United Kingdom KENWOOD ELECTRONICS EUROPE B.V. Amsterdamseweg 37, 1422 AC Uithoorn, The Netherlands...

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