Kenwood TK-270G service manual Exploded View TK-260G

Page 30

TK-260G/270G

EXPLODED VIEW (TK-260G)

A

 

 

B

51

 

C

53

 

 

 

 

31

 

2

701

E

49

10

 

 

 

 

D

1

29

2

22

5037

52

I

24

30

SP

16

44

L18

IC1

19 Gx2

TX-RX unit (A/2)

J

Lx8

B

39

13

B 28

26

40

3

A

11

J

702

3

17

TX-RX unit (B/2)

F

12

 

 

K

703 704

 

A M2.6x4

:N09-2319-05

 

B M2x3.5

:N09-2331-05

25

C NUT

:N14-0582-14

D NUT

:N14-0583-04

 

E NUT

:N14-0588-04

 

F M2.6x6

:N30-2606-46

 

G M3x4

:N30-3004-46

 

J φ2x4.5

:N78-2045-46

 

K φ2x3

:N79-2030-46

 

L φ2x5

:N83-2005-46

30

Parts with the exploded numbers larger than 700 are not supplied.

Image 30
Contents Contents TK-260G/270GTK-260G/270G General / System SET-UPOperating Features Operation FeaturesDtmf keypad Programmable keys3 keys SP/MIC jacksIcon Description Display TK-270G onlyScan Operating TK-270G only Scan typesDetails of Features Option Signalling DTMF/2 tone For the panel Test Mode TK-270G only Operating Features / RealignmentHow to Enter Each Mode Audible user feedback tonesRealignment PC ModeFirmware Programming Mode ChecksumClone Mode FunctionChannel Setting Mode Self Programming Mode TK-270G onlySelf programming mode setting Flow ChartDelete DtmfTone ADDFunction Setting Mode Function Setting ModeYES Cttyes YES/NOTOT CttnoMemory Reset Mode Disassembly for Repair Separating the case assembly from the chassisSeparating the chassis from the unit TK-260G Frequency configuration Circuit DescriptionReceiver PLL frequency synthesizer Transmitter System Power supplyEncode signaling Microphone amplifierControl Circuit Optional Board TerminalCircuit DESCRIPTION/SEMICONDUCTOR Data UPB1509GV IC301LCD Driver LC75823W Display Unit IC501 TK-270G only Shift register 1BU4094BCFVIC5 Semiconductor DataMicroprocesser 30622M4102GP TX-RX Unit IC13 Shift register 2BU4094BCFVIC6Description of Components Display Unit X54-3250-10 TK-270G OnlyTX-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 PackingAdjustment Test Equipment Required for AlignmentRepair Jig Chassis Test Mode TK-270G only Test mode operating featuresRepair Jig Extention Flat cable part No E37-0851-05 LCD display Tuning mode Wide/Narrow indicator Panel Tuning ModeTuning mode Common Section Transmitter SectionAF Vtvm Hpfoff Ptton Dtmf BPF-WAVE Adjustment points TX-RX unit X57-587 Component side view Foil Side ViewPC Board View TK-260G/270G Display Unit X54-3250-10 Component Side ViewDisplay Unit X54-3250-10 Foil Side View PC Board View DTA114EE TK-260G/270G PC Board View TK-260G TK-270GSCHEMATIC Diagram Block Diagram Level Diagram KNB-14KNB-15A KMC-17 Speaker microphone KMC-17 Parts List KMC-21 Speaker microphone KMC-21 Parts ListOptions Specification General