Kenwood TK-385 Service Manual Download Page 38

Page: 38 / 42

Component side

Foil side

Pattern 1

Pattern 2

Pattern 3
Pattern 4

Pattern 5
Pattern 6

TX-RX UNIT (X57-6200-10) Component Side + Foil Side View

●

Connect 1 and 6.

TX-RX UNIT
(X57-6200-10)

TK-385

PC BOARD VIEW

D401

D402

DTA144EE
DTC114EE
DTC144EE
2SA1745
2SC4617
2SC4619
2SC5108

2SC4988

3SK239A

2SJ243
2SK1824

TC7S66FU
TC75S51F

S-81350HG-KD

TK11250BM

AT29C020-90TI

TC35453F

SA7025DK

NJU7201U50

BU4094BCFV

NJM2904V

M62364FP

TC75W51FU

RN5VL42C

LC73872M

GN2011

R18

R412

R410

R411

TH401

R19

R130

C16

R60

R54

R57

R185

R89

R116

R91

R90

R100

R79

R271

R414

R70

R67

R50

R51

R55

R52

R59

R121

R86

R80

R27

R78

R85

R76

R72

R75

R83

R66

R102

R95

R62

R16

R63

R81

R125

R126

R96

R38

R45

R265

R263

Q21

R261

R264

R268

R216

R210

R219

R407

R120

R93

R94

R109

R104

C44

C58

C64

C71

C73

C66

C65

C135

C128

C120

C114

C137

C117

C78

C76

C63

C68

C69

C67

C105

C74

C82

C70

C134

C111

C104

C86

C99

C75

C131

C129

C93

C110

C103

C98

C84

C97

C107

C28

C25

C87

C106

C89

C57

C157

C152

C150

C130

C226

C209

C213

C408

C193

C231

C202

C195

R413

C198

C407

C264

C263

R118

L457

C265

L14

L458

R122

C192

C189

C136

C149

C138

C33

C40

C37

L25

L13

C15

C108

R257

R256

R255

R251

R252

R253

IC16

CP2

TH1

IC13

IC6

OIG

C32

IC23

Q20

IC9

R274

IC12

R30

R241

C143

R97

C91

C95

C85

C122

C121

C140

C162

C258

C167

C173

IC14

R168

R131

R49

C38

C31

C26

C30

R31

C18

R15

C88

C145

R53

C60

R65

R44

IC25

C405

Q26

R405

R144

R404

R61

C54

R402

C402

C401

C403

R403

R401

C142

C52

IC10

R273

R269

R267

C252

C250

C165

C219

C222

C216

C217

C214

C207

L36

L34

L33

L31

L29

C203

C210

C206

C201

L27

XF1

C96

C182

C109

C177

D24

C191

R244

L20

R160

C79

L11

C56

CP1

C48

L10

R284

C133

C81

R101

R119

R283

C146

R285

C194

C123

C112

Q25

C126

Q17

C41

C23

R136

C180

C248

C218

L35

R254

R258

ANT

C188

R262

C221

C144

R114

C147

CN50

MOD

T R

CN51

OUT

GND

VCC

R296

Q22

L24

IC21

IC20

IC22

CP22

L53

C261

IC17

IC19

100

CP15

CP14

CP16

CP13

CP17

CP19

C190

CP11

CP12

CP18

CP23

CP21

R145

R147

R142

CP10

R221

R146

R148

CP8

CP9

R152

R149

R298

R297

R151

R150

CP7

R134

R133

CP6

C159

L12

R166

C166

CP4

CP5

R218

C170

R129

C262

C181

R189

R163

R199

C175

R162

C160

L28

R180

R248

C186

R138

R190

C183

R141
R140

CP20

CP24

L26

Q11

Q16

Q18

Q23

R48

Q19

R276

R280

C113

IC24

R143

Q12

R135

R132

C184

Q24

G2 G1

L46

L38

C249

R242

CN11

CN10

CN5

CN6

CN7

CN12

R408

CN8

CN9

C101

R25

R154

Q10

C196

C172

L41

R299

R260

R11

D402

R34

R21

R22

R33

R417

R32

R28

R29

R36

R40

R41

R68

R110

R416

R106

R415

GND

MONI

LAMP

DEO

OPT

LOK

RXEMAI

RXD

AUXRXD / EXT SW

5CNS

AAC

RXEMAO

TXD

AUXTXD

AUDIOBEEP

R23

R13

R12

R156

R14

R26

C50

C11

C245

C12

C102

C55

C36

C43

C46

C118

C124

DI9

RXAO

RXAI

PTTOUT

RSSI

TXAO

PTTIN

TXAI / MUTE

DI / ANI

C125

C139

C20

C39

C169

C29

C24

C27

C77

R73

D11

C127

C141

C21

R247

R245

R249

IC3

IC4

IC11

IC7

IC1

IC8

L30

C211

D10

R406

IC5

CD1

CN2

CN3

C242

C238

C243

C233

MON

LAMP

PTT

GND

R69

C232

AFE

RXD

TXD

KRS

KI1

KI2

GND

PTT

AU
X

LBL

MIC

C236

C239

R137

R184

C62

C59

R20

R58

R64

C22

C61

R107

R115

C72

C13

C34

C80

C45

C42

CF2

CF1

L21

L18

L22

IC18

C49

R56

R46

R43

R42

R47

R39

C51

C47

R35

C92

R71

R74

VCO

X58-459

R266

R270

L17

L15

R167

C171

C168

C161

C178

R127

C155

D25

C208

C200

C199

C197

IC2

R10

C404

R24

D23

C35

R37

C10

R17

C17

C19

C223

C215

C230

C237

C234

L42

C241

D12

D401

D22

C220

R272

C225

L45

L40

L39

D14

D15

EN2

EN1

C205

C204

R202

C185

R195

C179

R177

C176

L19

C174

R250

C53

R259

CN1

CN4

Q13

Q14

C14

C119

R128

D17

C90

D18

Q15

C100

R117

L32

IC100

L37

L43

X57-6200-10
J72-0735-12

C255

C254

C269

D16

C247

C259

C256

R282

C257

D20

L52

L55

L51

L56

C251

R279

L47

L50

L44

R277

C253

L49

L48

DA221
HSM88AS

MA742

Summary of Contents for TK-385

Page 1: ...RD VIEWS DISPLAY UNIT X54 3210 12 33 TX RX UNIT X57 6200 10 39 SCHEMATIC DIAGRAM 45 BLOCK DIAGRAM 49 LEVEL DIAGRAM 51 OPTIONS 52 SPECIFICATIONS BACK COVER CONTENTS Knob ENC K29 5232 03 Knob VOL K29 5231 03 Cabinet assy A02 2055 53 16 keys Badge B43 1106 14 Packing G53 0896 02 16 keys Panel assy A62 0535 04 Knob PTT etc K29 5157 03 Whip antenna KRA 15 T90 0682 05 K OPTION CAUTION When using an exte...

Page 2: ...DO NOT transmit until all RF connectors are verified secure and any open connectors are properly terminated Unit Model TX RX unit Display unit Frequency range Remarks Charger Battery destination TK 385 K X57 6200 10 X54 3210 12 450 470MHz IF1 44 85MHz OP OP LOC 44 395MHz SYSTEM SET UP Merchandise received Choose the type of transceiver Transceiver programming Delivery Are you using the speaker mic...

Page 3: ... Call key Press to call the displayed call address 7 PTT Push To Talk switch Press to transmit Also press to initiate a call if PTT to Initiate Call has been programmed 8 Clear key Press to end the current call 9 Transmit indicator Lights red while transmitting 0 A key default setting Status Stack Press to activate its auxiliary function B key default setting Redial Press to activate its auxiliary...

Page 4: ...when changing the main ming mode program of the flash memory 3 Panel Test Mode Setting method refer to ADJUSTMENT 4 Panel Tuning Mode Setting method refer to ADJUSTMENT 2 How to Enter Each Mode Mode Operation User mode Power ON Panel test mode B Power ON PC mode Received commands from PC Panel tuning mode Panel test mode A Firmware programming mode A Power ON REALIGNMENT 1 Modes User mode Panel te...

Page 5: ...yed the display returns to PROG 57600 3 If you press the Clear switch while the version is displayed the checksum is displayed If you press the Clear switch again while the checksum is displayed the version is redisplayed Note Normally write in the high speed mode 5 3 KPG 36 description PC programming interface cable Option The KPG 36 is required to interface the TK 385 to the computer It has a ci...

Page 6: ...d through the bandpass filter L29 31 33 34 36 and band eliminate filter L27 to remove the spurious signal again The resulting signal is applied to the first mixer IC18 where it is mixed with the first local oscillator signal output from the frequency synthesizer to produce the first IF 44 85MHz The 1st mixer uses the GaAs IC 3 2 IF unit The first IF signal is passed through a crystal filter XF1 to...

Page 7: ...ute switch Q13 is turned OFF for muting the microphone input signal The signal passes through the D A converter IC8 for the maximum deviation adjustment and enters the summing amplifier consisting of IC7 1 2 and is mixed with the low speed data from the CPU IC19 and 9600bps DATA from Optional Board Terminal Fig 3 Audio amplifier circuit 3 3 Audio amplifier circuit The demodulated signal from IC12 ...

Page 8: ...9 VCXO IC1 FC BAL Q18 SW D9 To drive amp Q16 X1 To mixer SW MB D23 18 CIRCUIT DESCRIPTION The output signal from the summing amplifier passes through the D A converter IC8 again and goes to the VCO modulation input The other output signal from the summing amplifier passes through the D A converter IC8 again for the BAL adjustment and the buffer amplifier IC1 2 2 and goes to the VCXO modulation inp...

Page 9: ...7 Q3 Vss Vdd RES CLK CL CA Q9 Q4 Q8 KI1 KI2 CK KRST IC301 16 keys CIRCUIT DESCRIPTION 6 Control Circuit The control circuit consists of microprocessor IC19 and its peripheral circuits It controls the TX RX unit and transfers data to and from the display unit IC19 mainly performs the following 1 Switching between transmission and reception by PTT signal input 2 Reading system group frequency and pr...

Page 10: ...6 IC9 IC5 Q3 RF power amp IC100 B F1 SB ON OFF VOL 5M 5C CIRCUIT DESCRIPTION 7 Signalling Circuit 7 1 Encode Low speed data QT DQT Low speed data is output from pin 1 of the CPU The signal passes through a low pass CR filter and goes to the summing amplifier IC7 1 2 The signal is mixed with the audio signal and goes to the VCO A1 and VCXO X1 modulation input after passing through the D A converter...

Page 11: ...DTMF decode IC data detect input 5 SELF I Self programming mode input 6 BYTE I 5V 7 CNVSS I GND 8 SFTOE O Shift register output enable 9 LCDCS O LCD driver chip select output 10 RESET I Microcomputer reset input 11 XOUT 9 8304MHz System clock 12 VSS GND 13 XIN 9 8304MHz System clock 14 VCC 5V 15 AUX I AUX switch input 16 AFTRD I FFSK modulation data output timing pulse input 17 AFRTM I FFSK demodu...

Page 12: ...19 TEST Test pin connect to VDD 20 VDD Digital supply voltage This pin supplies power to the CMOS digital part of the device Pin No Symbol Description Pin description SEMICONDUCTOR DATA Pin Port I O Function No Name 50 59 A9 A18 Flash memory address bus 60 VCC 5V 61 A8 Flash memory address bus 62 VSS GND 63 70 A0 A7 Flash memory address bus 71 MONI I Monitor switch input 72 EN4 I Encoder pulse inp...

Page 13: ...otection D2 Diode Overload protection D3 Diode Reverse current protection D4 Diode Noise detection D5 Diode RF switch 2nd IF wide narrow D6 Diode Current steering D7 Diode RF switch 2nd IF wide narrow D8 Diode Voltage clamp D9 Diode TX RX switch D10 Diode Overload protection D11 Diode Speed up D12 14 15 Diode ANT switch D16 Diode Overload protection D17 18 Diode Surge absorption D20 22 Diode Varac...

Page 14: ...24P CN301 E40 5892 05 FLAT CABLE CONNECTOR 14P CN302 E40 5662 05 PIN ASSY SOCKET 2P SP CN303 E40 5887 05 PIN ASSY 4P PTT CN304 E40 5823 05 FLAT CABLE CONNECTOR 10P LCD L300 301 L92 0141 05 FERRITE CHIP L302 303 L92 0138 05 FERRITE CHIP L304 305 L92 0141 05 FERRITE CHIP L306 307 L92 0138 05 FERRITE CHIP L308 309 L92 0141 05 FERRITE CHIP 1 1A A02 2055 53 CABINET ASSY 16KEYS 2 3B A62 0535 04 PANEL AS...

Page 15: ...Q310 2SK1824 FET TH300 TN10 3S154JT THERMISTOR C1 CK73GB1H471K CHIP C 470PF K C2 3 CK73GB1E103K CHIP C 0 010UF K C4 6 CK73GB1H471K CHIP C 470PF K C7 CK73GB1C104K CHIP C 0 10UF K C9 CK73GB1C104K CHIP C 0 10UF K C10 CK73GB1E103K CHIP C 0 010UF K C11 CK73GB1H471K CHIP C 470PF K C12 CK73GB1E103K CHIP C 0 010UF K C13 CC73GCH1H101J CHIP C 100PF J C14 C92 0628 05 CHIP TAN 10UF 10WV C15 C92 0592 05 CHIP T...

Page 16: ... C 4 7UF 6 3WV C128 CK73GB1C104K CHIP C 0 10UF K C129 CK73GB1H562J CHIP C 5600PF J C130 CK73GB1H102K CHIP C 1000PF K C131 CK73GB1H562J CHIP C 5600PF J C133 CC73GCH1H050B CHIP C 5 0PF B C134 CK73GB1E153K CHIP C 0 015UF K C135 CK73GB1E103K CHIP C 0 010UF K C136 CK73GB1E393J CHIP C 0 039UF J C137 CK73GB1E103K CHIP C 0 010UF K C138 CC73GCH1H030B CHIP C 3 0PF B C139 CK73GB1H471K CHIP C 470PF K C140 CC7...

Page 17: ...05 FLAT CABLE CONNECTOR 10P CN2 E40 9517 05 PIN ASSY SOCKET 4P CN3 E40 5890 05 FLAT CABLE CONNECTOR 24P CN4 E23 0342 05 TEST TERMINAL CN5 12 E23 1081 05 TERMINAL F1 F53 0130 05 FUSE 3A CD1 L79 1072 05 TUNING COIL CF1 L72 0962 05 CERAMIC FILTER 455KHZ CF2 L72 0963 05 CERAMIC FILTER 455KHZ L1 L92 0149 05 FERRITE CHIP L2 L92 0138 05 FERRITE CHIP L3 L40 4791 37 SMALL FIXED INDUCTOR 4 7UH L4 L40 1091 3...

Page 18: ...K73GB1J123J CHIP R 12K J 1 16W R55 RN73GH1J333D CHIP R 33K D 1 16W R56 RK73GB1J472J CHIP R 4 7K J 1 16W R57 RK73GB1J183J CHIP R 18K J 1 16W R58 RK73GB1J184J CHIP R 180K J 1 16W R59 RK73GB1J564J CHIP R 560K J 1 16W R60 RK73GB1J123J CHIP R 12K J 1 16W R61 RK73GB1J103J CHIP R 10K J 1 16W R62 RN73GH1J913D CHIP R 91K D 1 16W R63 RK73GB1J474J CHIP R 470K J 1 16W R64 RK73GB1J153J CHIP R 15K J 1 16W R65 R...

Page 19: ...261 RK73GB1J103J CHIP R 10K J 1 16W R262 RK73GB1J470J CHIP R 47 J 1 16W R263 264 RK73GB1J104J CHIP R 100K J 1 16W R265 RK73GB1J473J CHIP R 47K J 1 16W R266 R92 1252 05 CHIP R 0 OHM R267 RK73GB1J181J CHIP R 180 J 1 16W R268 RK73GB1J105J CHIP R 1 0M J 1 16W R269 RK73GB1J682J CHIP R 6 8K J 1 16W R270 R92 1252 05 CHIP R 0 OHM R271 RK73GB1J222J CHIP R 2 2K J 1 16W R272 R92 1252 05 CHIP R 0 OHM R273 RK7...

Page 20: ...02K CHIP C 1000PF K C58 CC73HCH1H0R5B CHIP C 0 5PF B C59 CK73HB1H471K CHIP C 470PF K C60 CC73HCH1H060B CHIP C 6 0PF B C61 62 CK73HB1H102K CHIP C 1000PF K C63 CK73HB1H471K CHIP C 470PF K C64 CC73HCH1H101J CHIP C 100PF J C65 CK73HB1H102K CHIP C 1000PF K C66 CC73HCH1H470J CHIP C 47PF J C67 CC73HCH1H040B CHIP C 4 0PF B C68 CC73HCH1H030B CHIP C 3 0PF B C69 CC73HCH1H060B CHIP C 6 0PF B C70 CC73HCH1H100B...

Page 21: ... F F 4 18 31 24 12 D D IC100 42 F Sub unit TX RX unit 29 13 36 11 16 57 E 23 33 20 56 54 46 9 Bx2 32 8 37 28 33 11 E C C 701 CHASSIS 47 S NO label ESN S NO label 15 34 2 A A Display unit B 2 F F F 55 21 17 10 F 22 19 MIC Fx2 Fx2 Fx2 30 A NUT N14 0569 04 B M2 6x4 N30 2604 46 C M2 6x10 N30 2610 46 D M2 6x6 N67 2606 46 E N79 2025 46 F M2x5 N83 2005 46 45 44 ...

Page 22: ... Item carton case H52 1576 02 UPC code label 43 Hook J29 0685 05 3 Cap B09 0363 03 7 Instrution manual B62 1264 00 39 Carton board H13 1072 04 38 Packing fixture H12 3014 02 53 Screw set N99 2004 05 S NO label ESN 702 Warranty card ...

Page 23: ...Approx 16Ω 3W 14 Regulated Power Supply 5V to 10V approx 5A Useful if ammeter equipped The following parts are required for adjustment 1 Antenna connector adapter The antenna connector of this radio uses an SMA terminal Use an antenna connector adapter SMA f BNC f or SMA f N f for adjustment The adapter is not provided as an option so buy a commercially available one Note When the antenna connecto...

Page 24: ...tuning Connect the wires to the PCB in the connector case of interface cable For output the wires out of the connector case need to process the connector case 11 GREEN 5M TUBE SCREW 8 YELLOW PF SW 2 RED RX AF OUTPUT 3 BLACK RX AF OUTPUT 10 BROWN GND 6 BROWN MIC GND 5 WHITE MIC INPUT 7 BLUE PTT SW GND ON RED 2 BLK 3 100µ 10V 100µ 10V 16Ω WHT 5 BRN 6 BLU 7 BRN 10 PTT SW To Radio AF Voltmeter Audio g...

Page 25: ...able When required re adjust them following the adjustment procedure to obtain the frequencies you want in actual operation Frequency MHz K type Channel No RX frequency TX frequency 1 455 05000 455 10000 2 440 05000 440 10000 3 469 95000 469 90000 4 460 00000 460 00000 5 460 20000 460 20000 6 460 40000 460 40000 7 16 Note You must adjust the frequencies in all channels as shown above even though t...

Page 26: ...ing No 1 1 BAL xxx MAX xxx QT xxx DQT xxx DTMF xxx SENS xxx TONE xxx FFSK xxx FREQ xxx 5 point tuning 5 point tuning 3 point tuning 3 point tuning 3 point tuning 3 point tuning 3 point tuning 3 point tuning 3 point tuning 5 point tuning ex RF Power High 3 point tuning ex Max Deviation HPOW xxx D B D B D B D B D B D B D D D D B D B D B D B D D LPOW xxx LRSI xxx SQL xxx Squelch Level RSSI Low Level ...

Page 27: ...item FREQ Power meter Panel ANT Panel Encoder Center frequency 100Hz Adjust Adjust Am meter knob Note After replacing the TCXO PTT ON X1 align using KPG 62D 2 Max Power 1 Adj item HPOW Check 4 3W or more Check Adjust 256 2 Adj item L HPOW L2 HPOW C HPOW H2 HPOW H HPOW Adjust 256 PTT ON 3 High Power 1 Adj item HPOW Encoder 4 0W 0 1W Adjust Adjust knob 2 2A or less 2 Adj item L HPOW L2 HPOW C HPOW H...

Page 28: ...kHz 50Hz Adjust Adjust According to AG 1kHz 80mV the larger Dev meter filter LPF 15kHz HPF OFF 2 Adj item L MAX C MAX H MAX Adjust PTT ON 9 MIC Panel Test Mode Check 1 2 2 0kHz Sensitivity 1 CH Sig 1 1 Check AG 1kHz 8mV LPF 15kHz PTT ON 10 QT Deviation 1 Adj item QT Panel ANT Panel Encoder 0 35kHz 50Hz Adjust Adjust universal knob LPF 3kHz connector HPF OFF 2 Adj item L QT C QT H QT Adjust PTT ON ...

Page 29: ...just LPF 15kHz Oscilloscope connector HPF OFF AG PTT ON AF VTVM 15 BATT 1 Adj item BATT Power meter Panel ANT Panel Encoder After pressing BATT terminal Detection Adjust DVM BATT knob the PTT switch voltage 6 2V Writing PTT ON terminal confirm that one predeter mined numeric in the range 1 to 256 appears and then press C key That numeric will be stored in memory 16 BATT Panel Test Mode Check No bl...

Page 30: ...a G setting Input level 30dBm 3 Center frequency Adjustment Adj item C SENS High edge f 4 High edge frequency Turn a knob Adj item H SENS and make peak point 2 Sensitivity Panel Test Mode SSG Panel ANT Check 1 CH Sig 1 1 AF VTVM Universal Check 12dB SINAD or SSG OUT Oscilloscope connector more 117dBm 0 316µV MOD 1kHz 1 5kHz 3 Squelch 1 Adj item SQL Encoder Adjust to point Preset Adjust knob of ope...

Page 31: ...ts Method Remark 6 RSSI 1 Adj item HRSI SSG Panel ANT After input High Adjust AF VTVM Universal signal from Adjust SSG OUT Oscilloscope connector SSG press 70dBm 70 7µV D key 2 Adj item That L HRSI C HRSI H HRSI numeric will Adjust be stored in memory Adjustment points TX RX unit X57 6200 10 component side view ...

Page 32: ...hting 5V 6 LR I TX LED control Normally 0V lighting 5V 7 AUX O AUX key output 8 PTT O PTT signal output 9 NC Not use 10 CS I LCD driver chip select input 11 AM I Audio mute signal input Mute L Unmute H 12 5M I 5V CN No Pin No Name I O Function DISPLAY UNIT X54 3210 12 A 2 DISPLAY section TX RX UNIT X57 6200 10 TX RX section 13 GND GND 14 KI2 O KEY output 15 KI1 O KEY output 16 KRS I Key scan IC re...

Page 33: ...attern 3 Pattern 4 DISPLAY UNIT X54 3210 12 PC BOARD VIEW S301 MON S302 PTT S303 LAMP CN302 C329 C330 D305 D306 C 3 2 1 6 5 4 9 8 7 0 B A S D307 D308 D309 D310 C337 C338 MIC LCD ASSY X54 3210 12 A 2 J72 0517 22 X54 3210 12 B 2 J72 0517 22 C317 C316 SP 1 SP 2 C336 D301 o N f e R s s e r d d A 1 0 3 D C 9 5 0 3 D L 8 6 0 3 D L 6 7 0 3 D N 8 8 0 3 D N 6 9 0 3 D Q 8 0 1 3 D Q 6 ...

Page 34: ...6 9 1 8 16 9 CN304 CS 1 10 CN303 MON LAMP PTT GND 1 4 R331 C301 AUX ME SSW EMC C314 C322 C323 C324 C325 C326 C327 C328 C331 C332 NC RXD TXD 5M E NC PF PTT ME EMC NC LEDK LEDA VCI SOD SID SCLK CS VCC GND MSW SP SP SSW CP302 CP303 D300 L302 L303 R332 R326 R327 R328 R333 TH300 C321 L304 L305 C313 Q309 R301 MSW C339 Q310 R337 D315 D318 C312 S300 C304 L306 L307 C307 D303 R338 R339 C340 D320 R340 PTT R3...

Page 35: ...F PTT ME EMC NC LEDK LEDA VCI SOD SID SCLK CS VCC GND MSW SP SP SSW CP302 CP303 D300 L302 L303 R332 R326 R327 R328 R333 TH300 C321 L304 L305 C313 Q309 R301 MSW C339 Q310 R337 D315 D318 C312 S300 C304 L306 L307 C307 D303 R338 R339 C340 D320 R340 PTT R341 D319 R336 D321 C333 C344 L308 L309 C343 C342 C341 IC301 C311 C335 CN301 1 14 SB MIC ME LBL LG LR AUX PTT NC CS AM 5M GND K12 K11 KRS DT TXD RXD CK...

Page 36: ...02 C55 C36 C43 C46 C118 C124 DI9 RXAO RXAI PTTOUT RSSI TXAO PTTIN TXAI MUTE DI ANI C125 C139 C20 C39 C6 C169 C29 C24 C27 C77 R73 D11 C127 C141 C21 R247 R245 R249 IC3 1 3 5 4 IC4 IC11 IC7 1 4 8 5 IC1 IC8 L1 B L30 F1 D2 C211 D10 R406 IC5 O G I CD1 CN2 1 4 CN3 C242 C238 C243 C233 MON LAMP PTT GND R69 C232 1 AF AFE NC PF CK RXD TXD DT KRS KI1 KI2 GND 5M AM CS NC PTT AUX LR LG LBL ME MIC SB 24 C236 C23...

Page 37: ...L457 C265 L14 L458 R122 C192 C189 C136 C149 C138 C33 C40 C37 L5 L25 L13 C15 C108 R257 R256 R255 R251 R252 R253 IC16 1 7 14 8 CP2 TH1 IC13 1 11 33 23 12 22 44 34 D1 D9 IC6 O I G C32 IC23 1 4 8 5 Q20 E C B IC9 R274 1 3 6 4 IC12 1 8 16 9 C5 R30 R241 C143 R97 C91 C95 C85 C122 C121 C140 C162 C258 C167 C173 IC14 1 10 20 11 R168 R131 X3 R49 C38 C31 C26 C30 R31 C18 D3 R15 C88 C145 L2 R53 C60 R65 R44 IC25 ...

Page 38: ...1 4 8 5 R61 C54 R402 C402 C401 C403 R403 R401 C142 C52 IC10 1 3 5 4 R273 R269 R267 C252 C250 C165 C219 C222 C216 C217 C214 C207 L36 L34 L33 L31 L29 C203 C210 C206 C201 L27 XF1 C96 C182 C109 C177 D24 C191 R244 L20 R160 C79 L6 L11 C56 CP1 D6 C48 L10 R284 L9 C133 C81 R101 R119 Q3 R283 C146 Q1 Q2 R285 C194 C123 X2 C112 Q25 C126 Q17 C41 C23 R136 C180 C248 C218 L35 R254 R258 ANT C188 R262 C221 C144 R114...

Page 39: ...A B C D E F G I H J K L M O N P Q S R 1 2 3 4 5 6 7 TK 385 SCHEMATIC DIAGRAM Note Ref No Parts of pattern 1 SVC MON SCN LO ...

Page 40: ...rging current 1100mAh Dimensions mm 58 W x 110 8 H x 17 2 D Projections included Charger and charging time KSC 19 Normal Charger Approx 8 hours KSC 20 Rapid Charger Approx 1 hour Weight 180g Voltage 7 2V 1 2V x 6 Charging current 1500mAh Dimensions mm 58 0 W x 110 8 H x 20 0 D Projections included Charger and charging time KSC 19 Normal Charger Approx 8 hours KSC 20 Rapid Charger Approx 1 3 hour W...

Page 41: ...MC 25 SPEAKER MICROHONE Specifications Microphone Impedance 2kΩ Sensitivity 65dB 4 0dB at 1kHz Speaker Impedance 16Ω Input 0 5W Maximum input 1 5W Dimensions 62W x 81 H x 29 D mm Weight With plug cord Approx 0 17kg External View ...

Page 42: ... 0 00025 30 C to 60 C Channel Spread 20MHz K SPECIFICATIONS 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 CANADA INC 6070 Kestrel Road Mississauga Ontario Canada L5T 1S8 KENWOOD ELECTRONICS DEUTSCHLAND GMBH Rembrücker Str 15 63150 Heusenstamm Germany ...

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