Kenwood TK-2160 user manual

User manual for the device Kenwood TK-2160

Device: Kenwood TK-2160
Category: Telephone
Manufacturer: Kenwood
Size: 1.15 MB
Added : 6/30/2014
Number of pages: 42
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Abstracts of contents
Summary of the content on the page No. 1

VHF FM TRANSCEIVER
TK-2160
SERVICE MANUAL
© 2003-8 PRINTED IN JAPAN
B51-8652-00 (S) 1214
CONTENTS
GENERAL ............................................................. 2
SYSTEM SET-UP ................................................. 2
OPERATING FEATURES ..................................... 3
REALIGNMENT .................................................... 4
DISASSEMBLY FOR REPAIR .............................. 5
Antenna
CIRCUIT DESCRIPTION ....................................... 7
(KRA-26: Opt

Summary of the content on the page No. 2

TK-2160 GENERAL / SYSTEM SET-UP INTRODUCTION PERSONAL SAFETY SCOPE OF THIS MANUAL The following precautions are recommended for personal This manual is intended for use by experienced technicians safety: familiar with similar types of commercial grade communications ● DO NOT transmit until all RF connectors are verified secure equipment. It contains all required service information for the and any open connectors are properly terminated. equipment and is current as of the publication date. Chang

Summary of the content on the page No. 3

TK-2160 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 1 2 3 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 4 battery pack from the rear of the transceiver. 5 1 Remove the two screws from the 8 rear of the transceiver, then remove the small, plastic black coverin

Summary of the content on the page No. 4

TK-2160 OPERATING FEATURES / REALIGNMENT Programmable Auxiliary Functions 3-2. Connection procedure The AUX, Side 1, and Side 2 keys can be programmed 1. Connect the TK-2160 to the personal computer with the with the auxiliary functions listed below: interface cable. • 2-Tone Encode 2. When the POWER is switched on, user mode can be ∗1 • Emergency entered immediately. When the PC sends a command, •Monitor Momentary the radio enters PC mode. • Monitor Toggle When data is transmitting from the tra

Summary of the content on the page No. 5

TK-2160 DISASSEMBLY FOR REPAIR 1. Separating the case assembly from the chassis. 3. How to remove the battery terminal block. 1. Remove the volume knob . 1. Remove the two screws /, then pull out the back cover Ω . z 2. Remove the two screws . 2. Remove the screw ≈. x 3. Lift the chassis , and remove it from the case assembly. c ≈ Note: After separating the case assembly from the chassis, remove the channel knob. / / z Ω x x , Packing c Channel knob 2. Separating the chassis from the TX/RX unit

Summary of the content on the page No. 6

TK-2160 DISASSEMBLY FOR REPAIR •Installation of chassis and cabinet assy Assembling •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. Second, press down the Chassis to the cabinet assy as shown in the diagram. Wire Styling Install the cushion Good Condition NG Condition accordin

Summary of the content on the page No. 7

TK-2160 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. (Q402) and then applied to the lF system IC (IC401). The The PLL

Summary of the content on the page No. 8

TK-2160 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. A TONE signal is sent through Q602 to the AF amplifier When encoding MSK, the microphone input signal is muted. when, in the FPU, “TONE Volume Fixed” is set to ON. RECEIVE SIGNALING RECEIVE SIGNALING IC601 IC601

Summary of the content on the page No. 9

TK-2160 CIRCUIT DESCRIPTION IC601 Q6 D3, 5, 7, 8 AGC Q7 TX VCO DOUBLER MIC LPF AQUA VCO LPF Q9 Q11 BUFF AMP RF AMP IC606 BUFFER Q5 D4, 6, 9, 10 RX VCO LPF Q8, 12 T/R SW IC805 RX DTMF/2 TONE LSDVCO LPF TX X1 LPF LSDTCXO TCXO PLL IC IC1 CPU 5kHz/6.25kHz 1N Fig. 8 Microphone amplifier PLL DATA PHASE CHARGE COMPARATOR PUMP 2) Drive and Final Amplifier REF OSC The signal from the T/R switch (D201 is on) is amplified by 1M the drive amplifier (Q207) to 50mW. 5kHz/6.25kHz The output of the dr

Summary of the content on the page No. 10

R834 TK-2160 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 Q810 High-speed data is output from pin 2 of the CPU. The signal Hi: OFF BSHIFT passes through a low-pass CR filter, and provides a TX and LOW: ON SP out tone, and is then applied to the audio processor Fig. 10 Frequency shift circuit (IC601). The signal is mix

Summary of the content on the page No. 11

TK-2160 CIRCUIT DESCRIPTION / INSTALLATION 4) Battery Type Detection INSTALLATION The transceiver automatically detects the battery type, measuring the resistance between the S-terminal and + terminal on the battery pack and changes the supplied 1. Optional Board 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. optional board in the radio. Resistor value Battery type Input voltage of S-terminal The pr

Summary of the content on the page No. 12

TK-2160 TERMINAL FUNCTION ■ CN801 Pin Designation Function Condition Value No. 1 GND GND Vss 2SB Switched B Output Voltage/7mA load DC (Battery terminal) ±0.5V 3A3 AUX3 Load >100k Ω (Low) Vss ~ 0.4V (High) Vdd-0.8V ~ Vdd 4 TXAFI Transmit AF input Input sensitivity/Impedance (1kHz std. dev.) 280±50mVrms @22k Ω Load 5A2 AUX2 Load >100k Ω (Low) Vss ~ 0.4V (High) Vdd-0.8V ~ Vdd 6A6 AUX6 Load >100k Ω (Low) Vss ~ 0.4V (High) Vdd-0.8V ~ Vdd 7A1 AUX1 Load >100k Ω (Low) Vss ~ 0.4V (High) Vdd-

Summary of the content on the page No. 13

TK-2160 SEMICONDUCTOR DATA Microprocessor : M30622MCA7G7GP (TX-RX UNIT : IC805) ■ Pin function Pin Port Pin Port I/O Function I/O Function No. Name No. Name 1 PCTV O APC/BPF control data output. 53 BSHIFT O Beet shift switch. 2 DTMF O DTMF, 2TONE. 54 W/N O W/N switch Wide:H 3 HSDI I High speed data input (2TONE). 55 NC - NC 4 EEPDAT I/O EEPROM data input/output. 56 APCSW O APC switch output. 5 EEPCLK O EEPROM Clock 57 SAVE O Battery save output. 6 BYTE I GND. 58 5TC O 5T control output. 7 CN

Summary of the content on the page No. 14

TK-2160 COMPONENTS DESCRIPTION TX-RX UNIT (X57-672X-XX) Ref. No. Use/Function Operation/Condition Ref. No. Use/Function Operation/Condition Q804 Transistor 5C switch IC1 IC PLL system Q805(1/2) Transistor LED switch / Green IC201 IC Comparator (APC) Q805(2/2) Transistor LED switch / Red IC401 IC FM IF system Q806 Transistor AVR / PLLB IC601 IC Audio processor Q807 Transistor PLLB switch IC602 IC AF AMP Q808 Transistor 5MS switch IC603(1/2) IC HSD AMP Q809 Transistor 5R switch IC603(2/2) IC HSD A

Summary of the content on the page No. 15

TK-2160 PARTS LIST CAPACITORS CC 45 TH 1H 220 J Capacitor value Color* CC45 1 1 2 3 6 010 = 1pF 22 0 = 22pF 4 5 100 = 10pF 1 = Type ... ceramic, electrolytic, etc. 4 = Voltage rating Multiplier 101 = 100pF 2 = Shape ... round, square, ect. 5 = Value 2nd number 3 = Temp. coefficient 102 = 1000pF = 0.001µF 6 = Tolerance 1st number 103 = 0.01µF Temperature coefficient 1st WordCP L RSTU 2nd Word G H JK L Color* 30 60 120 250 500 Black Red Orange Yellow Green Blue Violet ppm/ ppm/ 0 -80 -150 -220 -3

Summary of the content on the page No. 16

TK-2160 PARTS LIST L: Scandinavia K: USA P: Canada ∗ New Parts. indicates safety critical components. Y: PX (Far East, Hawaii) T: England E: Europe Parts without Parts No. are not supplied. 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-2160 (Y50-578X-XX) TX-RX UNIT (X57-672X-XX) New New Address Parts No. Description Destination Address Parts No. Description Destination Ref. No

Summary of the content on the page No. 17

TK-2160 PARTS LIST TX-RX UNIT (X57-672X-XX) New New Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts C62 CK73GB1E103K CHIP C 0.010UF K C344 CC73GCH1H820J CHIP C 82PF J C63 CC73GCH1H220J CHIP C 22PF J C349 CC73GCH1H030B CHIP C 3.0PF B C64 CC73GCH1H4R5B CHIP C 4.5PF B C351 CK73GB1H102K CHIP C 1000PF K C65 CC73HCH1H120J CHIP C 12PF J C352 CC73GCH1H270G CHIP C 27PF G C66 CK73GB1H102K CHIP C 1000PF K C353 CC73GCH1H270J CHIP C 27PF J C67

Summary of the content on the page No. 18

TK-2160 PARTS LIST TX-RX UNIT (X57-672X-XX) New New Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts C468 CC73GCH1H010B CHIP C 1.0PF B C660 CK73GB1A105K CHIP C 1.0UF K C469 CK73GB1H102K CHIP C 1000PF K C661 CK73GB1H471K CHIP C 470PF K C472 CK73GB1H102K CHIP C 1000PF K C662,663 CK73GB1C104K CHIP C 0.10UF K C474 CK73GB1H102K CHIP C 1000PF K C664 CK73GB1H102K CHIP C 1000PF K C475 CC73GCH1H4R5B CHIP C 4.5PF B C667 CK73GB1H102K CHIP C 1

Summary of the content on the page No. 19

TK-2160 PARTS LIST TX-RX UNIT (X57-672X-XX) New New Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts C852,853 CK73GB1H102K CHIP C 1000PF K L413 L40-3975-92 SMALL FIXED INDUCTOR(39NH) C854 CK73GB1H103K CHIP C 0.010UF K L416 L40-5681-86 SMALL FIXED INDUCTOR(0.56UH) CTC1,2 C05-0384-05 CERAMIC TRIMMER CAP(10PF) L601 L92-0140-05 FERRITE CHIP L602 L92-0149-05 FERRITE CHIP CN801 E40-5932-05 PIN ASSY SOCKET L801 L92-0149-05 FERRITE CHIP J6

Summary of the content on the page No. 20

TK-2160 PARTS LIST TX-RX UNIT (X57-672X-XX) New New Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts R55 ∗ RK73GJ1J333D CHIP R 33K D 1/16W R440 RK73GB1J470J CHIP R 47 J 1/16W R56 RK73HB1J331J CHIP R 330 J 1/16W R441 RK73GB1J221J CHIP R 220 J 1/16W R57 ∗ RK73GJ1J104D CHIP R 100K D 1/16W R443 RK73HB1J224J CHIP R 220K J 1/16W R58 RK73HB1J222J CHIP R 2.2K J 1/16W R457 RK73HB1J104J CHIP R 100K J 1/16W R59 RK73HB1J470J CHIP R 47 J 1/16W


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