Kenwood TK-3101K Service Manual
Kenwood TK-3101K Manual
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- Kenwood TK-3101K | Service Manual - Page 1
UHF FM TRANSCEIVER TK-3101 SERVICE MANUAL T,E & E2 VERSIONS KENWOOD © 1999-6 PRINTED IN JAPAN B51-8476-00(S) 498 Knob (PIT) (K29-5275-03) Knob (MONITOR) (K29-5274-03) Antenna cover (F07-1811- - Kenwood TK-3101K | Service Manual - Page 2
for the equipment and is current as of the publication data. Changes which may occur after publication are covered by either Service Bulletins or Manual Revisions. These are issued as required. PERSONNEL SAFETY The following precautions are recommended for personnel safety : • DO NOT transmit until - Kenwood TK-3101K | Service Manual - Page 3
REALIGNMENT TK-3101 1 Modes User Mode PC Mode Self programming Mode Manufacture Mode MODE User Mode PC Mode Self programming Mode Manufacture Mode FUNCTION Use this mode for normal operation. Use this mode, to make various settings by means of the FPU through the RS-232C port. Use this mode - Kenwood TK-3101K | Service Manual - Page 4
TK-3101 REALIGNMENT PC MODE Preface The transceiver is programmed by using a personal computer, programming interface (KPG-22) and programming software (KPG-54D). The programming software can be used with an IBM PC or compatible. Figure 1 shows the setup of an IBM PC for programming. Connenction - Kenwood TK-3101K | Service Manual - Page 5
DISASSEMBLY FOR REPAIR Separating the case assembly from the chassis. 1. Remove the two knobs 0 and two round nuts 0. 2. Remove the two screws 0. 3. Firmly hold the front panel, then lift the bottom of the chassis slighty.Carefully pull the chassis out of the case, taking care not to damage the - Kenwood TK-3101K | Service Manual - Page 6
TK-3101 CIRCUIT DESCRIPTION 1.Frequency configuration ANT The receiver utilizes double conversion. The first IF is V 38.85MHz and the second IF is 450kHz. The first local oscillator signal is supplied from the PLL circuit. The PLL circuit in the transmitter generates the necessary ANT SW H - Kenwood TK-3101K | Service Manual - Page 7
CIRCUIT DESCRIPTION TK-3101 4) AF amplifier The recovered AF signal obtained from IC200 is amplified by IC300 (1/4), filtered by the IC300 low-pass filter (2/4) and IC300 high-pass filter (3/4) and (4/4), and de-emphasized by R303 and C306. The processed AF signal passes through an AF volume - Kenwood TK-3101K | Service Manual - Page 8
TK-3101 CIRCUIT DESCRIPTION PLL DATA PLL IC ICI 5kHz/6.25kHz UN LPF REF OSC PHASE COMPARATOR CHARGE PUMP I/M 5kHzI6.25kHz D2, 4 O4 TX VCO Dl, 3 O3 RX VCO O2 RF AMP O6 BUFF AMP O5, 7 T/R SW 12.8MHz T Fig. 4 PLL circuit 3) UNLOCK DETECTOR 5C If a pulse signal appears at the LD pin - Kenwood TK-3101K | Service Manual - Page 9
CIRCUIT DESCRIPTION TK-3101 3) VCO and RF amplifier The transmit signal obtained from the VCO buffer amplifier O100, is amplified by Q101, Q102. This amplified signal is passed to the power amplifier, Q105 and Q107, which consists of a 2-stage FET amplifier and is capable of producing up to 500mW - Kenwood TK-3101K | Service Manual - Page 10
TK-3101 SEMICONDUCTOR DATA Microprocessor: M38267M8L238GP (IC403) Pin No. I/O 1 - 2 - 3 I 4 I 5 I 6 I 7 I 8 I 9 0 10 0 11 I 12 I 13 I 14 I 15 0 16 0 17 I 18 I 19 0 20 I 21 I 22 I 23 I 24 I 25 I 26 I 27 I 28 I 29 I 30 I 31 I 32 I 33 - Kenwood TK-3101K | Service Manual - Page 11
TK-3101 DESCRIPTION OF COMPONENTS Ref No. Semiconductor IC1 IC IC100 IC IC200 IC IC300 IC IC301 IC IC302 IC IC400 IC IC401 IC IC402 IC IC403 IC IC404 IC IC500 IC Q1 O2 Q3 O4 Q5 O6 O7 O8 Q100 Q101 Q102 Q103 O104 O105 Q106 Q107 O108 O109 Q200 O201 Q202 O203 O300 Q302 Q304 Q305 TRANSISTOR - Kenwood TK-3101K | Service Manual - Page 12
1 IA • A02-2409-13 2 38 A82-0034-03 3 - 809-0351-03 4 • • B62-1130-00 - • B72-1588.04 CABINET ASSY REAR PANEL CAP ACSY INSTRUCTION MANUAL ACSY MODEL NAME PLATE 5 3A E23-1006-04 RELAY TERMINAL(BATT •) 6 28 • F07-1811-03 ANTENNA COVER 7 1A 601-0881-04 COIL SPRING(BATT - Kenwood TK-3101K | Service Manual - Page 13
PARTS LIST TK-3101 Ref. No. Address New pads Parts No. C126 CK73F81A105K C127 C92-0565-05 C128 CK73GB1H103K C129 CK73GB1H471K C130 • CC73FCH1H220G Description CHIP C CHIP-TAN CHIP C CHIP C CHIP C 1.0UF 6.8UF 0.010UF 470PF 22PF K 10WV K K G C131 CK73GB1C104K CHIP C 0.10UF K - Kenwood TK-3101K | Service Manual - Page 14
TK-3101 TX-RX UNIT(X57-6010-50) New Ref. No. Address paits Parts No. C512 CK73GB1H332K C513 CC73GCH1E681J C514 CK73GB1C473K C515 CK73GB1H103K C516 CC73GCH1H100D Description CHIP C CHIP C CHIP C CHIP C CHIP C 3300PF K 680PF J 0.047UF K 0.010UF K 10PF 0 C517 CK73G81H471K CHIP C - Kenwood TK-3101K | Service Manual - Page 15
New Ref. No. Address pasts Parts No. R102 R103 R104 8105,106 R107 RK73GBIJ27IJ RK73GB1J332J RK73GB1J100J RK73GB1J332J RK73GB1J473J R108 RK73GBIJ331J R109 RK7301J220J R110 RK73GB1J681J R111 RK73GB1J220J R112 RK73G131J152J R113 RK73G81J331J R115 RK73GB1J100J R117 RK73GB1J124J R118 - Kenwood TK-3101K | Service Manual - Page 16
TK-3101 PARTS LIST TX-RX UNIT(X57-6010-50) New Ref. No. Address Parts Parts No. R423 0424,425 R426 0427 R428 RK73GBIJ473J RK73GB1J332J RK73GB1.1822J RK73GB1J102J RK73G(31.1272J Description Destination CHIP R 47K CHIP R 3.3K CHIP R 8.2K CHIP R 1.0K CHIP R 2.7K J 1/16W J 1/16W J I/16W - Kenwood TK-3101K | Service Manual - Page 17
A 25 24 EXPLODED VIEW 26 TK-3101 7 19 -27 L 23 A ANT SP T90-0712-15 CD T07-0369-05 11 - MIC D 10 6 13 7D 32 2 12 20 8 700 2 5 C 9 A NUT : N14-0581-04 B M2.6 x 6 : N30-2606-46 C M2 x 35 : N79-2035-46 D M2 x 5 : N83-2005-46 0 22 Parts with exploded numbers larger than 700 are not - Kenwood TK-3101K | Service Manual - Page 18
TK-3101 WARRANTY CARD 4. INSTRUCTION MANUAL (862-1130-00) 17. PROTECTION BAG (H25-2050-04) PACKING CARTON BOARD 15. PACKING FIXTURE (H12-3061-02) PACKING FIXTURE 16. PROTECTION BAG (H25-2012- - Kenwood TK-3101K | Service Manual - Page 19
ADJUSTMENT TK-3101 Required Test Equipment Antenna Microphone 3 Speaker 1. Stabilized Power supply 1. The supply voltage can be changed between 5V and 18V, and the current is 3A or more. 2. The standard voltage is 7.5V. 2. DC Ammeter 1. Class 1 ammeter (17 ranges and other features). 2. The - Kenwood TK-3101K | Service Manual - Page 20
TK-3101 ADJUSTMENT 1. Jig chassis for adjustment. (part number W05-0740-00) 2. Use the jig chassis as follows. 1. Attach the switches to the jig chassis and secure it with its screw 0. 2. Attach the PCB to the jig chassis and secure it with its 11 screws 0. 3. Solder the antenna connector to the - Kenwood TK-3101K | Service Manual - Page 21
ADJUSTMENT TK-3101 Use the KPG-54D programming software for adjustment of the next item in PC MODE. Squelch Level, Transmit frequency, DOT Balance, RF Power, QT Deviation, DOT Deviation, Battery Level Common Section Item 1.Adjustment frequency 2. Setting Condition Measurement Testequipment - Kenwood TK-3101K | Service Manual - Page 22
TK-3101 ADJUSTMENT Transmitter section Item Condition 1. Transmit 1) PTT: ON frequency (PC MODE) 2. DQT/QT 1) PTT: ON Balance (PC MODE) 3. Power 1) Battery terminal: 7.5V (PC MODE) PTT: ON 4. MAX DEV 1)AG: 1kHz/120mV PTT: ON 5. MIC SENS 1)AG: 1kHz/12mV PTT: ON 6. QT DEV 1) QT: 67Hz (PC - Kenwood TK-3101K | Service Manual - Page 23
A C 1 E F G H TK-3101 PC BOARD VIEWS I K I L. I M I 1 N O I P 1O1R I S 2 3 TX-RX UNIT (X57-6010-50) Component Side View 4 0 H H H IC523 C529 -ct R535 1[R538 F500 5 00 X57-6010-50 J72-0687-02 8 C50 '4O7 5 141 c418 R414 .4- H H TFn,f -2 171tVirTI-v4_. 0 C522 - Kenwood TK-3101K | Service Manual - Page 24
A B C F G H K N P S PC BOARD VIEWS TK-3101 TX-RX UNIT (X57-6010-50) Foil Side View p 1 X57-6010-5 ( P -0687-0 • W/ Tim 1_14= _a I 1 i-FaI■ •1"• 01 100 rs • [100 ■ r Y 1. EVIL • i3 Rill r '1 III iaR _.....1 ...., i FITTI .Prriti I It!ii "" --' RiOel ill. Arlin ' - Kenwood TK-3101K | Service Manual - Page 25
A B C D E F G H 1 TK-3101 PC BOARD VIEWS J K L IN N l O 2 TX-RX UNIT (X57-6010-50) Component Side + Foil Side View 3 4 5 1, 7 , 8426 fre rrir. r5 = 161. OMMMKI 9n 11 1 .#601 0 Ali uu (-0• al • I_2 . • cc . rmi)0•.-4411.1 Ate g.> IEED Jot ar m • 4_, II =41 `-)' Imu Al - Kenwood TK-3101K | Service Manual - Page 26
A B F G TX-RX UNIT (X57-6010-50) e 4MOMM , ..M=DOIMM O MMID411 404IM=WW. , 04MMOID 4MME4•4=M0404MmiM4 40 ,M=IMPM ,MMIDI4= 400=MP04 ,MIM040,MMIO•ImE0O40 4 404 • imm•D • 04 • 404 • 0 •4 • 4 0 • .04 04 4 • 44 .• • 4•4•••D • 4 /4 40•04 4 4• mm, 0D 4 00.00 40 • I 1•00 , • • - Kenwood TK-3101K | Service Manual - Page 27
K I M N 0 P n S T SCHEMATIC DIAGRAM TK-3101 •• aomm••• • or maammomi wa remsommil=.•. •/ /mm•=0•1 ma/l=.•• • •=asli=m•==a maemom mm..•=v• •• • •• 0 •••=m0••=m0. 0 mal wao •go 0 0••• ••• • vm. VCO TX C4226 (R24 ) - Kenwood TK-3101K | Service Manual - Page 28
TK-3101 TK-3101 BLOCK DIAGRAM DEV 22 25C5106 X.400 7. 37251500 o < CHANNEL SW O ( PLL IC ICI ME15A02 A SC UL Q403 DTC 1148E PLL DATA BP DT CR CLOCK SHI PT CPU TOCO Xl L77-11:: 12. 5119i4 SC ESPROM IC401 AT2408 N1OSI 2. 5 SCL SDA 5M I C.103 M38267M8LAMOGP LOOP FILTER 2ND LOCAL VR1 VCCN - Kenwood TK-3101K | Service Manual - Page 29
RX section -116.5dBm -113dBm -98dBm -103dBm -104dBm -106.5dBm -103dBm 108mVrms 175mVrms 23.5mVrms 0.63Vrms ANT L112 L208 5R O203 L214 1 IC200 1 IC300 R211 XF200 1 16 9 5 7 C145 R224 C228 R217 O202 I- 1 O201 C212 0 0 VR SP IC302 O307 4 • 10 1st Local TT R210 RF center - Kenwood TK-3101K | Service Manual - Page 30
TK-3101 KNB-14/KNB-15A (Ni-Cd Battery) KNB-14 CIRCUITDIAGRAM Discharge pin side Breaker (70±5C) Breaker (80±5t) Diode Thermistor T Charge pin side SPECIFICATIONS Voltage : 7.2V(1.2Vx6) Charging current : 600mAh Dimensions : 60.8Wx110.8Hx17.3D(mm) (projections included) Charger and - Kenwood TK-3101K | Service Manual - Page 31
TK-3101 KPT-60 (CHANNEL & TONE PROGRAMMER) DIGITAL UNIT (X46-3280-20) Component side view 1 r CLK IC3 tC IC2 8 CLK J1 CLK 1 3000T= 200. DATA PG1 COR4 =I 01 ° 512= a9l134=c3) Ccm3F21=5 Fi15 • 8 I 5 16 C7R7 OR17 C3R6 X46-3280-20 J72-0622-02 pp S4 53 DIGITAL UNIT (X46-3280-20) X46- - Kenwood TK-3101K | Service Manual - Page 32
X 125.5 (4-7/8) H X 32 (1-1/4) D mm (inches) 330g (11.6oz) KENWOOD CORPORATION 14-6, Dogenzaka 1-chome, Shibuya-ku, Tokyo 150-8501, Japan KENWOOD SERVICE CORPORATION P.O. BOX 22745. 2201 East Dominguez Street. Long Beach, CA 90801-5745, U.S.A. KENWOOD ELECTRONICS LATIN AMERICA S.A. P.O. BOX 55-2791
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UHF
FM
TRANSCEIVER
TK-3101
SERVICE
MANUAL
T,E
&
E2
VERSIONS
KENWOOD
©
1999-6
PRINTED
IN
JAPAN
B51
-8476-00(S)
498
Antenna
cover
(F07-1811-03)
Knob
(CHANNEL
SELECTOR)
(K29-5278-03)
Knob
(VOLUME)
(K29-5255-03)
I(FNW0
05
Knob
(PIT)
(K29-5275-03)
Knob
(MONITOR)
(K29-5274-03)
Cabinet
assy
(A02-2409-13)
CONTENTS
GENERAL
2
REALIGNMENT
3
DISASSEMBLY
FOR
REPAIR
5
CIRCUIT
DESCRIPTION
6
SEMICONDUCTOR
DATA
10
DESCRIPTION
OF
COMPONENTS
11
PARTS
LIST
12
EXPLODED
VIEW
17
PACKING
18
ADJUSTMENT
19
PC
BOARD
VIEWS
TX-RX
UNIT
(X57-6010-50)
23
SCHEMATIC
DIAGRAM
29
BLOCK
DIAGRAM
33
LEVEL
DIAGRAM
35
KNB-14/15A
(Ni-Cd
BATTERY)
36
KPT-60
(CHANNEL
&
TONE
PROGRAMMER)
37
SPECIFICATIONS
BACK
COVER