Kenwood TK-7150

TK-7150

PARTS LIST

Q520 2SC4116(GR) TRANSISTOR

Q521 DTC144EE DIGITAL TRANSISTOR

Q700 2SK1824 FET

Q701 DTC114EE DIGITAL TRANSISTOR

Q702 DTC144EE DIGITAL TRANSISTOR

Q703-706 DTD114EK DIGITAL TRANSISTOR

Q707 2SC4116(Y) TRANSISTOR

Q708 2SA1586(Y,GR) TRANSISTOR

Q709 DTC144EE DIGITAL TRANSISTOR

Q710 DTC114EE DIGITAL TRANSISTOR

Q711 2SD1757K TRANSISTOR

Q712 2SJ243 FET

Q713 2SK1824 FET

Q714 DTC144EE DIGITAL TRANSISTOR

Q716 DTC114EE DIGITAL TRANSISTOR

Q719,720 DTC114YE DIGITAL TRANSISTOR

TH1,2 S1R104J475H THERMISTOR

TH201 157-503-53006 THERMISTOR

TH202 157-104-65001 THERMISTOR

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TX-RX UNIT (X57-6570-10)

Contents

Main TK-7150 SERVICE MANUAL CONTENTS GENERAL INTRODUCTION SCOPE OF THIS MANUAL ORDERING REPLACEMENT PARTS PERSONNEL SAFETY GENERAL / SYSTEM SET-UP SYSTEM SET-UP OPERATING FEATURES 1. Controls and Functions TK-7150 REALIGNMENT Fig. 1 1. Modes 3. Panel Test Mode 4. Panel Tuning Mode 6. Firmware Programming Mode Fig. 3 6-1. Preface 6-2. Connection Procedure 6-3. Programming TK-7150 1. Installing Name Plate Fig. 3-3 Fig. 2 3. External Speaker (KES-5) 4. Use as Public Address Speaker Notes : Fig. 5-3 Fig. 4 5. Single Control Head Remote Kit (KRK-9) and Control Cable (KCT-22) 6. Optional Board 6-1. Voice Scrambler Board Connection Modification Fig. 6-2 Fig. 6-1 Foil side of the TX-RX unit Connection 8. Horn Alert Function 7. Fig. 7-3 8-1. Modification Wiring of the Cable for Installing the Built-in Type GPS Unit or Other PC Board 9. Special Instructions for Replacing the Final Amplifier Q5 9-1. C89 and C90 Positions Fig. 9-4 9-2. Soldering Fig. 9-1 1. Outline 2. Receiver Circuit Fig. 1 Receiver circuit 2-1. Front-end Circuit 2-2. First Mixer 3. Transmitter Circuit 3-1. Microphone Circuit 3-2. Modulation Level Adjustment Circuit 3-3. Driver and Final Power Amplifier Circuit Fig. 2 Microphone circuit 4. PLL Frequency Synthesizer Fig. 5 Control circuit Fig. 4 PLL circuit 5. Control Circuit 5-1. CPU TK-7150 5-3. DSP Circuit Fig. 7 Display circuit Fig. 6 Power supply circuit 5-4. Power Supply Circuit 1. CPU : 30620M8A-5H1GP (TX-RX Unit IC701) 1-1. Pin Function 2. Shift Register 1 : BU4094BCFV (TX-RX Unit IC702) 2-1. Pin Function 3. Shift Register 2 : BU4094BCFV (TX-RX Unit IC700) 3-1. Pin Function 4. D/A Converter : M62364FP (TX-RX Unit IC718) 5. Display CPU : 30622M4A-443GP (Display Unit IC904) 5-1. Pin Function 6. DSP : 320VC5402PGE (TX-RX Unit IC710) 6-1. Pin Function COMPONENTS DESCRIPTION 1. Display Unit (X54-3400-10) 2. TX-RX Unit (X57-6570-10) COMPONENTS DESCRIPTION CAPACITORS CHIP CAPACITORS RESISTORS TK-7150 DISPLAY UNIT (X54-3400-10) TX-RX UNIT (X57-6570-10) Page Page Page Page Page Page Page EXPLODED VIEW Pats with the exploded numbers larger than 700 are not supplied. PACKING 1. Key Functions 1-1. Front Panel 1-2. Panel Test Mode When the Function is Off ( does not appear) When the Function is On ( appears) 1-3. Panel Tuning mode 3-2. Tuning Item and Display ( : 1~256) 3-3. Flow Chart 4. Test Equipment Required for Alignment 4-3. Test Cable for Microphone input The following test cable are recommended. 4-1. Test Cable for Speaker Output 4-2. Repair Jig (Chassis) 5. Warnings When Removing or Installing the Shielding Cover 6. Common Section Packing Page Page Page Page Page 7. Adjustment Points 7-1. Component Side View 7-2. Foil Side View DISPLAY UNIT (X54-3400-10) Component side view (J72-0840-19) DISPLAY UNIT (X54-3400-10) Foil side view (J72-0840-19) PC BOARD TK-7150 47 48 DISPLAY UNIT (X54-3400-10) Component side view + Foil side (J72-0840-19) ABCDEFGHIJ KLM TX-RX UNIT (X57-6570-10) Component side view (J72-0839-19) IC104 NOPQRS 49 50 4A IC105 PC BOARD TK-7150 IC1 4M IC2 6G IC101 6O IC102 5P IC103 6P IC106 TX-RX UNIT (X57-6570-10) Component side view + Foil side (J72-0839-19) Connect 1 and 6 NOPQRS 53 54 R559 SCHEMATIC DIAGRAM TK-7150 OE Q5 Q6 Q7 T K-7150 DISPLAY UNIT D1 :ZSA5A27 :02DZ6.2(Y) :MA4PH633 :XB15A709 :MA742 :1SS226 :1SS355 202,203,514, Q508,510-512,517,520 :2SC4116(GR) TK-7150 TK-715 0 BLOCK DIAGRAM Voltage Doubler DISPLAY UNIT (X54-340) WIRING TX-RX UNIT X57-6570-10 DISPLAY UNIT X54-3400-10 A/2 66 TERMINAL FUNCTION 1. Display Unit (X54-3400-10) (A/2) CN901 (To remote speaker) CN902 (To TX-RX unit) CN905 (To LCD assy) TERMINAL FUNCTION CN701 (To voice scrambler) CN703 (To Display unit A/2) CN704 (To ACC 6-pin connector) J700 (ACC 25-pin) TERMINAL FUNCTION / OPTIONS 1-1. External View 1. KES-5 (External Speaker) 1-1. External View 2. KRK-9 (Single Control Head Remote Kit) SPECIFICATIONS GENERAL RECEIVER TRANSMITTER Applicable MIL-STD KENWOOD CORPORATION