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Kenwood TS-2000, TS-2000X, TS-B2000 1200MHz Adjustment Points

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35

TS-2000/B2000/2000X

TS-2000S/2000V/2000SX/2000VX

TS-2000/B2000/2000X

TS-2000S/2000V/2000SX/2000VX

36

ADJUSTMENT

Adjustment Points (Lower Side)

TX-RX 1 UNIT (A/10)

L23~25,32~34,44~46 : HF BPF

L54,62~64,68 : MCF (69.085MHz)

L65˜67 : MCF (72.925MHz)

L69,71,87,613,614 : HF RX IF gain

L81,82 : NB gain

L83 : FM discriminator coil (HF)

L96,98~100,102,103,105,108,109 : TX IF gain (HF)

L96,98,99,100,102,VR3 : TX IF BPF (HF)

VR1 : 1st mixer balance

VR2 : TX mixer balance

VR4 : Gain balance

TC1,2 : RX trap (E type only)

TC3 : 29.1MHz frequency

1200MHz Adjustment Points

TX-RX 3 UNIT

L2,3,9 : TX IF gain

L5,320,321 : MCF (135.395MHz)

L22,24,25,29 : RX IF gain

L26~28 : MCF (135.495MHz)

L42,43,45 : LO level (Local osc)

L338~342,VR1 : PLL reference level

VR2 : PLL reference spurious

TC301 : VCO control voltage

L339

L338

TC301

VR2 VR1

L340

L341

L342

TP2

CN16

L42 L43 L45

CN11

CN13

L321

L9

L5

L320

CN14

CN15

L3

L2

L25

L22 L24

L26

L27 L28

L29

CN7 CN12

CN8

IC3

CN4

12ANT

CN14

GND

CN5

12TIF

GND

12RIF

GND

TX-RX 3 UNIT

(X57-607)

FRONT

J6

PANEL

J5

D-SUB

L68

L67

L69

L66 L65

CN9

(TP5)

L64 L63 L62

TP2

L81 L82

TPNB

L87

S1

L613

L83

L614

TP1

VR4

L71

L105

L103

L102

L54

VR1

CN6

(TP4)

J3

SP2

J2

SP1 J7

EXT. CONT

CN5

VR3 VR2

L100

L99 L98 L96

TP3

L108 L109

TC3

J8

ACC2

L25

L34

L24 L23

L33 L32

L46 L45 L44

J4

REMOTE

J1

EXT RX

ANT

TC1

TC2

CN14

HFTX

TX-RX 1 UNIT

(X57-605) (A/10)

FRONT

ADJUSTMENT

Contents

Main SERVICE MANUAL SUPPLEMENT III TS-B2000 TS-2000/B2000/2000X TS-2000S/V/SX/VX ALL MODE MULTI-BAND TRANSCEIVER TS-2000/2000X/2000S/2000V/2000SX/2000VX TS-2000/B2000/2000X TS-2000S/2000V/2000SX/2000VX CONTENTS BEFORE USING THE SERVICE MANUAL Content of Parts list Content of Adjustment method Content of PCB gures/ Schematic diagram #!0!#)4/23 2%3)34/23 TS-2000/B2000/2000X/2000S/2000V/2000SX/2000VX FINAL UNIT (X45-384X-XX) 0-00 : J,J2,K1,K2,K3 0-01 : J1,J3 2-71 : E1,E2,E3,E4,E5 Page Page Page If a part reference number is listed in a shaded box, that part does not come with the PCB. FILTER UNIT (X51-3180-XX) 00 : J,J2,K,K2,K3,E1,E2,E3,E4,E5 01 : J1,J3 Page Page TX-RX 3 UNIT (UT-20) (X57-607X-XX) 0-00 : J2,J3,K3 2-71 : E5 Page Page Page Page Page Page Page TS-2000/B2000/2000X TS-2000S/2000V/2000SX/2000VX Transmitter Section Page Page Page 1200MHz Unit Transmitter Section Page Transmitter Section Page Page Page 1200MHz Unit Transmitter Section Page Adjustment Points (Upper Side) FILTER UNIT FINAL UNIT (A/2) TX-RX 2 UNIT (B/11) L422,427 : 31.2MHz level VR901,902 : Final idling current (UHF) TC404 : Lock volatge (UHF PLL) TX-RX 2 UNIT (D/11) 1200MHz Adjustment Points TX-RX 3 UNIT TX-RX 3 UNIT (X57-607) TX-RX 1 UNIT (X57-605) (A/10) 35 1200MHz Adjustment Points TX-RX 3 UNIT TX-RX 3 UNIT (X57-607) TX-RX 1 UNIT (X57-605) (A/10) INTERCONNECTION DIAGRAM M X45-384X-XX (B/2) TS-2000/X/S/V/SX/VX ONLY TS-B2000 ONLY FINAL UNIT (X45-384X-XX) (A/2) Component side view (J79-0192-19 A/2) FINAL UNIT (X45-384X-XX) (A/2) Foil side view (J79-0192-19 A/2) FINAL UNIT (X45-384X-XX) (B/2) Component side view (J79-0192-19 B/2) FINAL UNIT (X45-384X-XX) (B/2) Foil side view (J79-0192-19 B/2) Page Ref No. Address IC3 4N IC4 5D Q6 5I Q13 5E Q16 6D Ref No. Address Q17 7D Q301 8D Q302 8E Q303 9J Q310 4B Ref No. Address Q311 4B Q312 9B Q313 5A Q314 5B Q315 9I Ref No. Address D3 5Q D4 5S D5 6S D12 4E D13 6H TX-RX 3 UNIT (UT-20) (X57-607X-XX) 0-00 : J2,J3,K3 2-71 : E5 Component side view (J79-0206-09) Ref No. Address IC1 6L IC5 8Q Q1 7I Q2 7I Q3 8K Ref No. Address Q4 7M Q5 5N Q7 9J Q8 9I Q9 8I Ref No. Address Q10 9F Q11 9D Q12 8C Q14 9O Q15 9N Ref No. Address Q18 3Q Q19 8O Q20 8M Q304 8J Q305 7Q TX-RX 3 UNIT (UT-20) (X57-607X-XX) 0-00 : J2,J3,K3 2-71 : E5 Foil side view (J79-0206-09) X45-384 1/1 FINAL UNIT (430) (X45-384X-XX)(B/2) X45-384X-XX Page 0-01 47 470 47k 470 Page Page Page C51 X51-318X-XX-CN9 X51-318X-XX-CN10 Page Page Page Page Page X57-607 1/1 Note : The components marked with a dot () are parts of layer 1. TX-RX3 UNIT (1.2G) (X57-607X-XX) X57-607X-XX Page Page R602R18 R604 X57-605X-XX X57-606X-XX Page Page Page 67 68 LEVEL DIAGRAM (RX SECTION) Measurement condition (TX-RX 1 unit) Measurement condition (TX-RX 2 unit) Measurement condition (TX-RX 3 unit) 69 LEVEL DIAGRAM (TX SECTION) Measure the voltage or power using the oscilscope or spectrum analyzer. Measurement condition (TX-RX 1 unit) Frequency : 14.2MHz Output power : 100W (HF, VHF), 50W (UHF) Page Page J79-0192-19 A/2 FINAL UNIT (X45-384X-XX) (A/2) Component side view (J79-0192-19 A/2) FINAL UNIT (X45-384X-XX) (A/2) Foil side view (J79-0192-19 A/2) FINAL UNIT (X45-384X-XX) (B/2) Component side view (J79-0192-19 B/2) FINAL UNIT (X45-384X-XX) (B/2) Foil side view (J79-0192-19 B/2) Page Ref No. Address IC3 4N IC4 5D Q6 5I Q13 5E Q16 6D Ref No. Address Q17 7D Q301 8D Q302 8E Q303 9J Q310 4B Ref No. Address Q311 4B Q312 9B Q313 5A Q314 5B Q315 9I Ref No. Address D3 5Q D4 5S D5 6S D12 4E D13 6H TX-RX 3 UNIT (UT-20) (X57-607X-XX) 0-00 : J2,J3,K3 2-71 : E5 Component side view (J79-0206-09) Ref No. Address IC1 6L IC5 8Q Q1 7I Q2 7I Q3 8K Ref No. Address Q4 7M Q5 5N Q7 9J Q8 9I Q9 8I Ref No. Address Q10 9F Q11 9D Q12 8C Q14 9O Q15 9N Ref No. Address Q18 3Q Q19 8O Q20 8M Q304 8J Q305 7Q TX-RX 3 UNIT (UT-20) (X57-607X-XX) 0-00 : J2,J3,K3 2-71 : E5 Foil side view (J79-0206-09)