Kenwood TK-270G, TK-260G service manual R92 RK73GB1J100J

Page 28

TK-260G/270G

PARTS LIST

TX-RX UNIT (X57-5870-XX)

Ref. No. Address partsNew

Parts No.

 

Description

Destination

R92

RK73GB1J100J

CHIP R

10

J 1/16W

 

R93

RK73GB1J332J

CHIP R

3.3K

J 1/16W

 

R94

RK73GB1J681J

CHIP R

680

J 1/16W

 

R95

RK73GB1J222J

CHIP R

2.2K

J 1/16W

 

R96

RK73GB1J151J

CHIP R

150

J 1/16W

 

R97

RK73GB1J183J

CHIP R

18K

J 1/16W

 

R98

RK73GB1J473J

CHIP R

47K

J 1/16W

 

R99

RK73GB1J684J

CHIP R

680K

J 1/16W

 

R100

RK73GB1J473J

CHIP R

47K

J 1/16W

 

R101

RK73GB1J104J

CHIP R

100K

J 1/16W

 

R102,103

RK73GB1J272J

CHIP R

2.7K

J 1/16W

 

R104

RK73GB1J472J

CHIP R

4.7K

J 1/16W

 

R105

RK73GB1J222J

CHIP R

2.2K

J 1/16W

 

R106

RK73GB1J272J

CHIP R

2.7K

J 1/16W

 

R107

RK73GB1J470J

CHIP R

47

J 1/16W

 

R108

RK73GB1J222J

CHIP R

2.2K

J 1/16W

 

R109

RK73GB1J102J

CHIP R

1.0K

J 1/16W

 

R110,111

RK73GB1J103J

CHIP R

10K

J 1/16W

 

R112

RK73GB1J102J

CHIP R

1.0K

J 1/16W

 

R113

RK73GB1J391J

CHIP R

390

J 1/16W

 

R114,115

RK73GB1J103J

CHIP R

10K

J 1/16W

 

R116,117

RK73GB1J153J

CHIP R

15K

J 1/16W

 

R118

RK73GB1J473J

CHIP R

47K

J 1/16W

 

R119

R92-1252-05

CHIP R

0 OHM

 

 

R120,121

RK73GB1J473J

CHIP R

47K

J 1/16W

 

R122

RK73GB1J102J

CHIP R

1.0K

J 1/16W

 

R123

RK73GB1J104J

CHIP R

100K

J 1/16W

 

R124

RK73GB1J334J

CHIP R

330K

J 1/16W

 

R126

RK73GB1J472J

CHIP R

4.7K

J 1/16W

 

R127

RK73GB1J333J

CHIP R

33K

J 1/16W

 

R128

RK73GB1J102J

CHIP R

1.0K

J 1/16W

 

R129

RK73GB1J224J

CHIP R

220K

J 1/16W

 

R130

R92-1252-05

CHIP R

0 OHM

 

 

R131

RK73GB1J101J

CHIP R

100

J 1/16W

 

R132

RK73GB1J104J

CHIP R

100K

J 1/16W

 

R133

R92-1252-05

CHIP R

0 OHM

 

 

R135

RK73GB1J100J

CHIP R

10

J 1/16W

 

R137

RK73GB1J101J

CHIP R

100

J 1/16W

 

R138

RK73GB1J102J

CHIP R

1.0K

J 1/16W

 

R139

RK73GB1J151J

CHIP R

150

J 1/16W

 

R140

RK73GB1J102J

CHIP R

1.0K

J 1/16W

 

R142

R92-1252-05

CHIP R

0 OHM

 

 

R143

RK73GB1J184J

CHIP R

180K

J 1/16W

 

R144

R92-1252-05

CHIP R

0 OHM

 

 

R145

RK73GB1J474J

CHIP R

470K

J 1/16W

 

R146

RK73GB1J472J

CHIP R

4.7K

J 1/16W

 

R147

RK73GB1J470J

CHIP R

47

J 1/16W

 

R148

RK73GB1J220J

CHIP R

22

J 1/16W

 

R149

RK73GB1J104J

CHIP R

100K

J 1/16W

 

R150

RK73GB1J102J

CHIP R

1.0K

J 1/16W

 

R151

RK73GB1J473J

CHIP R

47K

J 1/16W

 

R152

RK73GB1J823J

CHIP R

82K

J 1/16W

 

R153

RK73GB1J104J

CHIP R

100K

J 1/16W

 

R154

RK73GB1J564J

CHIP R

560K

J 1/16W

 

R155

RK73GB1J473J

CHIP R

47K

J 1/16W

 

Ref. No. Address partsNew

Parts No.

 

Description

Destination

R157

RK73GB1J102J

CHIP R

1.0K

J 1/16W

 

R158

R92-1252-05

CHIP R

0 OHM

 

 

R159

RK73GB1J102J

CHIP R

1.0K

J 1/16W

 

R160

RK73GB1J222J

CHIP R

2.2K

J 1/16W

 

R161

RK73GB1J563J

CHIP R

56K

J 1/16W

 

R162

RN73GH1J333D

CHIP R

33K

D 1/16W

 

R163

RN73GH1J274D

CHIP R

270K

D 1/16W

 

R164

RK73GB1J184J

CHIP R

180K

J 1/16W

 

R165

RK73GB1J473J

CHIP R

47K

J 1/16W

 

R166

RK73GB1J103J

CHIP R

10K

J 1/16W

 

R167

RK73GB1J564J

CHIP R

560K

J 1/16W

 

R168

RK73GB1J102J

CHIP R

1.0K

J 1/16W

 

R169

RK73GB1J473J

CHIP R

47K

J 1/16W

 

R170

RK73GB1J394J

CHIP R

390K

J 1/16W

 

R171

RK73GB1J474J

CHIP R

470K

J 1/16W

 

R172

RK73GB1J473J

CHIP R

47K

J 1/16W

 

R173

RK73GB1J104J

CHIP R

100K

J 1/16W

 

R174

R92-1252-05

CHIP R

0 OHM

 

 

R175

RK73GB1J103J

CHIP R

10K

J 1/16W

 

R176

R92-1252-05

CHIP R

0 OHM

 

 

R177

RK73GB1J473J

CHIP R

47K

J 1/16W

 

R178,179

RK73GB1J104J

CHIP R

100K

J 1/16W

 

R180

RK73GB1J222J

CHIP R

2.2K

J 1/16W

 

R181

RK73GB1J472J

CHIP R

4.7K

J 1/16W

 

R182,183

R92-1252-05

CHIP R

0 OHM

 

 

R184

RK73GB1J333J

CHIP R

33K

J 1/16W

 

R185

RK73GB1J102J

CHIP R

1.0K

J 1/16W

 

R186

RK73GB1J155J

CHIP R

1.5M

J 1/16W

 

R198

RK73GB1J154J

CHIP R

150K

J 1/16W

 

R199

RK73GB1J103J

CHIP R

10K

J 1/16W

 

R200

RK73GB1J101J

CHIP R

100

J 1/16W

 

R201

R92-1252-05

CHIP R

0 OHM

 

 

R202

RK73GB1J474J

CHIP R

470K

J 1/16W

 

R203

R92-1252-05

CHIP R

0 OHM

 

 

R204

RK73GB1J104J

CHIP R

100K

J 1/16W

 

R205

RK73GB1J182J

CHIP R

1.8K

J 1/16W

 

R206

RK73GB1J471J

CHIP R

470

J 1/16W

 

R207

RK73GB1J101J

CHIP R

100

J 1/16W

 

R208

RN73GH1J682D

CHIP R

6.8K

D 1/16W

 

R209

RK73GB1J224J

CHIP R

220K

J 1/16W

 

R210

RK73GB1J474J

CHIP R

470K

J 1/16W

 

R211

RK73GB1J103J

CHIP R

10K

J 1/16W

 

R212

RN73GH1J683D

CHIP R

68K

D 1/16W

 

R213

RN73GH1J682D

CHIP R

6.8K

D 1/16W

 

R214

RK73GB1J184J

CHIP R

180K

J 1/16W

 

R215

RK73GB1J474J

CHIP R

470K

J 1/16W

 

R218

R92-1252-05

CHIP R

0 OHM

 

 

R219

RK73GB1J273J

CHIP R

27K

J 1/16W

 

R220,221

RK73GB1J184J

CHIP R

180K

J 1/16W

 

R222

RK73GB1J153J

CHIP R

15K

J 1/16W

 

R223

RK73GB1J223J

CHIP R

22K

J 1/16W

 

R224

RK73GB1J103J

CHIP R

10K

J 1/16W

 

R225

RK73GB1J153J

CHIP R

15K

J 1/16W

 

R226

R92-1252-05

CHIP R

0 OHM

 

 

R230

RK73GB1J223J

CHIP R

22K

J 1/16W

 

R156

RN73GH1J683D

CHIP R

68K

D 1/16W

R231

RK73GB1J104J

CHIP R

100K

J 1/16W

260G : TK-260G (K),(M)

M : TK-260G(M),TK-270G(M)

28

K : TK-260G(K),TK-270G(K)

270G : TK-270G (K),(M)

Page 27 Page 29
Image 28
Page 27 Page 29
Contents Contents TK-260G/270GTK-260G/270G General / System SET-UPOperating Features Operation FeaturesProgrammable keys 3 keysDtmf keypad SP/MIC jacksDisplay TK-270G only Scan Operating TK-270G onlyIcon Description Scan typesDetails of Features Option Signalling DTMF/2 tone Operating Features / Realignment How to Enter Each ModeFor the panel Test Mode TK-270G only Audible user feedback tonesPC Mode Firmware Programming ModeRealignment ChecksumClone Mode FunctionSelf Programming Mode TK-270G only Self programming mode settingChannel Setting Mode Flow ChartDtmf ToneDelete ADDFunction Setting Mode Function Setting ModeYES/NO TOTYES Cttyes CttnoMemory Reset Mode Separating the case assembly from the chassis Disassembly for RepairSeparating the chassis from the unit TK-260G Circuit Description Frequency configurationReceiver PLL frequency synthesizer Power supply Encode signalingTransmitter System Microphone amplifierControl Circuit Optional Board TerminalUPB1509GV IC301 Circuit DESCRIPTION/SEMICONDUCTOR DataLCD Driver LC75823W Display Unit IC501 TK-270G only Semiconductor Data Microprocesser 30622M4102GP TX-RX Unit IC13Shift register 1BU4094BCFVIC5 Shift register 2BU4094BCFVIC6Display Unit X54-3250-10 TK-270G Only Description of ComponentsTX-RX Unit Parts List TK-260G/270GTX-RX Unit Ceramic Trimmer CAP10P CN1 Coil R92 RK73GB1J100J VR1 Exploded View TK-260G Exploded View TK-270G TK-260G/270G PackingTest Equipment Required for Alignment AdjustmentRepair Jig Chassis Test mode operating features Test Mode TK-270G onlyRepair Jig Extention Flat cable part No E37-0851-05 Panel Tuning Mode LCD display Tuning mode Wide/Narrow indicatorTuning mode Common Section Transmitter SectionAF Vtvm Hpfoff Ptton Dtmf BPF-WAVE Adjustment points TX-RX unit X57-587 Component side view Foil Side ViewDisplay Unit X54-3250-10 Component Side View PC Board View TK-260G/270GDisplay Unit X54-3250-10 Foil Side View PC Board View DTA114EE TK-260G/270G PC Board View TK-260G TK-270GSCHEMATIC Diagram Block Diagram KNB-14 Level DiagramKNB-15A KMC-21 Speaker microphone KMC-21 Parts List KMC-17 Speaker microphone KMC-17 Parts ListOptions Specification General
Top Page Image Contents