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Kenwood TK-2180 Service Manual Download Page 59

TK-2180  

SCHEMATIC DIAGRAM

54

K

L

M

N

O

X57-693  3/8

R790

0

C628

0.1u

R623

100k

IC602

TC75W51FK

1

2

3

4

4

5

6

7

8

8

C667

47p

C614

470p

D502

1SS388

R750

82k

C512

0.01u

C620

0.1u

R636

4.7k

R785

12k
(D)

C613

0.1u

C656

0.22u

C685

0.1u

R627

680k

R633

1M

R612

10k

R518

10k

C600

0.1u

C632

1u

X501

L77-1802-05

C510

4p

C627

0.01u

R617

68k

C601

22p

IC603

TC75W51FK

1

2

3

4

4

5

6

7

8

8

CP522

100*2

R652

10k

R618

0

R786

5.6k

(D)

C609

0.01u

R625

4.7k

R616

100k

R674

0

D500

MA2S111

IC601

TC75W51FK

1

2

3

4

4

5

6

7

8

8

R629

0

C665

0.022u

C603

4700p

C602

0.1u

R642

4.7k

C684

1000p

R605

39k

R517

1k

R787

10k

(D)

R694

100k

C615

100p

C738

330p

R687

1M

1

2

3

4

5

6

7

8

R628

0

C608

0.1u

R603

0

C625

0.1u

C617

2.2u6.3

C619

560p

C621

0.01u

C618

10u6.3

D603

RB706F-40

R635

4.7k

R516

1k

R607

22k

R752

0

CN503

R748

100k

R615

0

R519

470k

C717

0.1u

R645

4.7k

C610

0.01u

C759

0.012u

R606

180k

C511

27p

C663

1u

R688

27k

R644
10k

R637

3.3k

C509

27p

R600

680k

R624

0

C515

15p(G)

IC604

TC75W51FK

1

2

3

4

4

5

6

7

8

8

C517

0.1u

R521

2.7k(D)

C605

68p

ST

ON

C678

0.1u

C616

470p

R775

56k

C612

0.1u

R609

100k

R783

56k

CN502

R631

470k

R601

390k

R613

100k

R522

5.1k(D)

C611

100p

C631

0.1u

D501

1SS388

R520

10k

R792

22k

R638

10k

C604

68p

CN501

J19-5386-05

IC605

M62364FP

1

VIN1

2

VOUT1

3

VOUT2

4

VIN2

5

VDD

6

LD

7

CLK

8

DI

9

VIN3

10

VOUT3

11

VOUT4

12

VIN4

13

14

15

16

17

18

19

20

21

22

23

24

R619

390k

2SC4649(N,P)

Q621

R671

100k

IC503

RV5C386A

1

32KOUT

2

SCL

3

SDA

4

INTRB

5

VSS

6

7

8

9

10

C518

1u

D600

RB706F-40

IC608

TC75W51FK

1

2

3

4

4

5

6

7

8

8

R773

82k

R614

68k

R626

180k

C514

0.01u

C675

0.1u

IC600

TC75W51FK

1

2

3

4

4

5

6

7

8

8

R604

180k

C737

4.7u

X500

11.0592MHz

L77-1958-05

C668

12p

R686

820k

BEEP

MIC AMP / VOX

DI9

5CNS

5M_CHARG

LSW

DMUTE

HSDIN

BSHIFT

DETECTOR

DSW

5C

5T

D500-502

RTC BATT CONTROL

VOX

LSDO

APCSW

XOUT

XIN

5M_CHARG

CPU_VCC

LSD LPF / V REF

CLK

DT

AF BUFFER

EEPROM

BEET SHIFT SW

LSD BUFFER
TO TCXO

D/A CONVERTER

SPOUT

W/N

RTC PROCESSOR

T/R

DSTB

ASQL

DSTB

INTRA

5RC

CPU_DGND

INTRA

TXD

B
RXD

5R

5M

MIC

HSD BPF / HSD COMP

APC/TV2

AM2

TUNE

RXD1

TUNE

RTDT

MMUTE

VOX

LSDIN
THP/VCOADJ

HSDOUT

AF
BUFFER
CONTROL

INTRA

CLKC

OSCOUT

OSCIN

VDD

A0

VCC

A1

WP

NC

SCL

GND

SDA

VIN5

VOUT5

VOUT6

VIN6

DO

VDAref

RESET

GND

VIN7

VOUT7

VOUT8

VIN8

MMUTE

RXAFI(25)

DSW

TV

APCSW

5T

5C

T/R

5CNS

TXD

HSDOUT

CLK

DT

DMUTE

LSDIN

5M

RXD

LSW

B

5RC

AM2

CPU_DGND

5R

RXD1

MIC

ASQL

W/N

THP/VCOADJ

APC/TV2

IC504

AT24256N10SI27

BEEP

MOD

TCXO

FILTERO

R:0V
T:0V

R:2.47V
T:2.46V

R:0V
T:0.13V

TX-RX UNIT (X57-6930-10)

Summary of Contents for TK-2180

Page 1: ... UNIT X57 6930 10 46 SCHEMATIC DIAGRAM DISPLAY UNIT X54 3470 XX 50 TX RX UNIT X57 6930 10 52 BLOCK DIAGRAM 60 LEVEL DIAGRAM 62 OPTIONAL ACCESSORIES KNB 31A 32N 33L 63 KSC 32 63 SPECIFICATIONS BACK COVER CONTENTS Cabinet assy A02 3848 03 Cabinet assy A02 3847 03 Knob PTT K29 9302 23 Packing G53 1599 01 Packing G53 1598 01 Button knob Side K29 9303 03 Front glass B10 2752 22 Helical antenna KRA 22 O...

Page 2: ... all RF connectors are verified se cure and any open connectors are properly terminated SHUT OFF and DO NOT operate this equipment near elec trical blasting caps or in an explosive atmosphere This equipment should be serviced by a qualified techni cian only SERVICE This transceiver is designed for easy servicing Refer to the schematic diagrams printed circuit board views and alignment procedures c...

Page 3: ...ware version information Panel tuning mode Data programming mode PC test mode PC tuning mode PC mode Clone mode Firmware programming mode Clock adjustment mode Mode Function User mode For normal use Panel test mode Used by the dealer to check the funda mental characteristics Panel tuning mode Used by the dealer to tune the radio PC mode Used for communication between the radio and PC IBM compatibl...

Page 4: ...e connection between the transceiver and the personal computer and make sure that the transceiver is in the Program mode 6 Press write button in the window When the transceiver starts to receive data the PG display is blinking 7 If writing ends successfully the checksum is calculated and a result is displayed 8 If you want to continue programming other transceivers repeat steps 4 to 7 Notes This m...

Page 5: ...le the slave is receiving the data PROGRAM is displayed When cloning of data is completed the mas ter displays END and the slave automatically operates in the User mode The slave can then be operated by the same program as the master 7 The other slave can be continuously cloned When the S key on the master is pressed while the master displays END the master displays CLONE MODE Carry out the operat...

Page 6: ...e the cover and tighten the 2 screws Rubber cushion G13 1995 04 20 x 30 x 1 0 mm Rubber cushion G13 1974 04 21 x 21 x 2 5 mm VGS 1 Spacer J30 1292 04 4 5 x 24 x 3 0 mm VGS 1 VGS 1 connector DISASSEMBLY FOR REPAIR 2 How to Stick the Sheet G11 4326 04 1 Remove the white separation paper of the sheet first q and stick the sheet on the front glass w Next remove the transparent separation paper of the ...

Page 7: ... the frequency synthesizer to produce the first IF 59 85MHz 3 2 IF unit The first IF signal is passed through a four pole monolithic crystal filter XF200 to remove a adjacent channel signal The filtered first IF signal is amplified by the first IF amplifier Q205 and then applied to the lF system IC IC200 The IF system IC provides a second mixer second local oscillator limiting amplifier quadrature...

Page 8: ... mute switch Q605 1 2 and an electronic volume control IC605 and an AF switch Q618 is on and is routed to audio power amplifier IC609 where it is amplified and output to the internal speaker The audio mute signal AM1 from the IC502 becomes Low in the standby and Q612 Q613 which are power supply circuit for IC609 turn off Also the audio mute signal AM2 becomes High to turn Q605 1 2 off When the aud...

Page 9: ...s the CPU IC502 and the VOX starts 4 3 Drive and Final amplifier The signal from the T R switch D100 is on is amplified by drive amplifier Q101 and Q102 to 15 17dBm The output of the drive amplifier is amplified by the RF power amplifier Q105 to 5 0W 1W when the power is low The RF power amplifier is MOS FET The output of the RF power amplifier is then passed through the harmonic filter LPF and an...

Page 10: ...PLL IC when the channel is changed or when transmis sion is changed to reception and vice versa A PLL lock con dition is always monitored by the pin 80 UL of the micropro cessor When the PLL is unlocked the UL goes low LPF BUFF VCO PLL CPU 20 15 5 Doubler x2 CV Q13 TCXO X1 SW D100 SW D205 To drive amp Q2 To mixer 8 FC BAL IC602 VC T R T R TX Low IC1 UL IC502 DT PCK PLE 6 Control Circuit The contro...

Page 11: ...equentially The CPU de tects which key is pressed according to the voltage of KI1 and Kl2 and Q1 to Q9 timing 7 Signaling Circuit 7 1 Encode Low speed data QT DQT LTR Low speed data is output from pin 33 of the CPU The signal passes through a low pass filter IC601 1 2 and goes to the summing amplifier IC600 2 2 The signal is mixed with the audio signal and goes to the VCO and TCXO X1 modulation in...

Page 12: ...MSK The MSK input signal from the IF IC is amplified by IC600 1 2 and goes to pin 5 of IC607 The signal is demodulated by MSK demodulator in IC607 The demodulated data goes to the CPU for processing 8 Power Supply Circuit Battery B is supplied via a 3A fuse from the battery ter minal connected to the TX RX unit Power supply B is ap plied to the four AVRs IC402 supplies 5V 5M to the control circuit...

Page 13: ...y matrix 1 input 35 KEY2 I Key matrix 2 input 36 TXD1 I O TXD1 and PTT SC20 460 37 Vcc1 5V 38 RXD1 I RXD1 39 DGND DGND Vss SEMICONDUCTOR DATA Pin No Port Name I O Function 40 MMUTE O Mic mute 41 AUX I AUX key 42 TXD O TXD COM0 43 RXD I RXD COM0 44 AFDAT O BB TDATA and DTRCLK 45 AFDIO I O BB DI O 46 AFDIR O BB DIR 47 DTRLOAD O BB DTMF enable 48 AFSTD I BB STD 49 LSW O BB LIM switch 50 RDY 5V 51 NC ...

Page 14: ...name Description IC500 IC Key processor IC501 IC Voltage regulator LCD IC502 503 IC LCD control Q501 502 Transistor Back light control Q504 FET LCD reset Q505 FET Contrast control D500 Diode Contrast control D501 502 LED Key back light TK 2180 K2 only D511 514 LED Key back light TK 2180 K2 only D515 520 LED Key back light D522 Diode Key control TX RX unit X57 6930 10 Ref No Part name Description I...

Page 15: ...witch Q621 Transistor Beet shift switch Q622 Transistor 5UC switch Ref No Part name Description Q623 624 FET 5UC switch D1 4 Diode T R switch D5 7 Variable Frequency control TX VCO D10 11 capacitance diode D9 13 Variable Frequency control RX VCO capacitance diode D17 Variable Modulator capacitance diode D18 Diode Current steering D100 Diode TX RX RF switch D103 Zener diode APC protect D106 107 Dio...

Page 16: ...PC PTT 57 1A K29 9302 23 KNOB SIDE 58 1A K29 9303 03 BUTTON KNOB SIDE 59 1B K29 9304 03 KNOB VOLUME 60 1A K29 9305 03 KNOB CH SELECTOR A 2D N08 0548 04 DRESSED SCREW ACCESSORY B 3B N09 2426 04 HEXAGON HEAD SCREW C 3B N14 0806 04 CIRCULAR NUT D 3B N14 0810 04 CIRCULAR NUT E 2A 3A N30 2004 45 PAN HEAD MACHINE SCREW F 2B N30 2604 46 PAN HEAD MACHINE SCREW G 3A N30 2608 45 PAN HEAD MACHINE SCREW H 2C ...

Page 17: ...C39 CC73HCH1H330J CHIP C 33PF J C41 CC73HCH1H070D CHIP C 7 0PF D C45 CC73HCH1HR75C CHIP C 0 75PF C C46 CC73HCH1H070B CHIP C 7 0PF B C47 CC73HCH1H080B CHIP C 8 0PF B C48 CC73HCH1H110J CHIP C 11PF J C49 CC73HCH1H150G CHIP C 15PF G C50 51 CK73GB1H103K CHIP C 0 010UF K C52 C92 0714 05 CHIP TAN 4 7UF 6 3WV C53 54 CC73HCH1H0R5B CHIP C 0 5PF B C55 CK73HB1H102K CHIP C 1000PF K C57 59 CK73HB1H102K CHIP C 1...

Page 18: ...02K CHIP C 1000PF K C262 CC73HCH1H470J CHIP C 47PF J C263 CC73HCH1H010B CHIP C 1 0PF B C264 C92 0714 05 CHIP TAN 4 7UF 6 3WV C265 CK73HB1H102K CHIP C 1000PF K C269 CK73HB1H102K CHIP C 1000PF K C270 CK73HB1H471K CHIP C 470PF K C271 CK73HB0J105K CHIP C 1 0UF K C273 CK73HB1H471K CHIP C 470PF K C274 CK73HB1H102K CHIP C 1000PF K C275 CC73GCH1H4R5B CHIP C 4 5PF B C276 CC73HCH1H010B CHIP C 1 0PF B C277 C...

Page 19: ...70J CHIP C 47PF J C668 CC73HCH1H120J CHIP C 12PF J C669 CK73HB1H102K CHIP C 1000PF K C670 CK73HB1A104K CHIP C 0 10UF K C672 CK73HB1H102K CHIP C 1000PF K C673 675 CK73HB1A104K CHIP C 0 10UF K C676 CC73HCH1H470J CHIP C 47PF J C677 CK73HB1H222K CHIP C 2200PF K C678 CK73GB1C104K CHIP C 0 10UF K C679 680 CK73HB1A104K CHIP C 0 10UF K C681 CK73HB1H102K CHIP C 1000PF K C682 CK73HB1C153K CHIP C 0 015UF K C...

Page 20: ...2 0163 05 BEADS CORE L600 L92 0163 05 BEADS CORE L601 L92 0419 15 FERRITE CHIP L602 607 L92 0163 05 BEADS CORE L608 609 L92 0467 05 FERRITE CHIP L610 611 L92 0408 05 FERRITE CHIP L612 L92 0163 05 BEADS CORE L613 L92 0419 15 FERRITE CHIP L615 L92 0163 05 BEADS CORE X1 L77 1952 05 TCXO 16 8MHZ X200 L77 1957 05 CRYSTAL RESONATOR 59 395MHZ X500 L77 1958 05 CRYSTAL RESONATOR 11 0592MHZ X501 L77 1802 05...

Page 21: ...184J CHIP R 180K J 1 16W R221 RK73GB1J332J CHIP R 3 3K J 1 16W R222 RK73HB1J272J CHIP R 2 7K J 1 16W R223 RK73HB1J474J CHIP R 470K J 1 16W R224 RK73HB1J392J CHIP R 3 9K J 1 16W R225 RK73HB1J100J CHIP R 10 J 1 16W R226 RK73HB1J562J CHIP R 5 6K J 1 16W R227 R92 1368 05 CHIP R 0 OHM R228 RK73HB1J221J CHIP R 220 J 1 16W R230 RK73HB1J564J CHIP R 560K J 1 16W R231 RK73HB1J181J CHIP R 180 J 1 16W R232 RK...

Page 22: ...4J CHIP R 120K J 1 16W R670 R92 1252 05 CHIP R 0 OHM J 1 16W R671 RK73HB1J104J CHIP R 100K J 1 16W R672 RK73HB1J224J CHIP R 220K J 1 16W R673 674 R92 1368 05 CHIP R 0 OHM R675 RK73HB1J105J CHIP R 1 0M J 1 16W R676 RK73HB1J274J CHIP R 270K J 1 16W R677 RK73HB1J223J CHIP R 22K J 1 16W R679 R92 1368 05 CHIP R 0 OHM R680 RK73HB1J274J CHIP R 270K J 1 16W R681 RK73HB1J102J CHIP R 1 0K J 1 16W R682 RK73H...

Page 23: ...A2S111 DIODE D205 HSC277 DIODE D207 210 1SV305 VARIABLE CAPACITANCE DIODE D211 HVC131 DIODE D213 HVC131 DIODE D314 MA2S111 DIODE D402 1SR154 400 DIODE D403 1SS301 DIODE D404 MA2S111 DIODE D405 RB521S 30 DIODE D406 MA2S111 DIODE D408 MA2S111 DIODE D500 MA2S111 DIODE D501 502 1SS388 DIODE D600 603 RB706F 40 DIODE D604 015AZ6 8 ZENER DIODE D605 1SS373 DIODE D606 015AZ6 8 ZENER DIODE D607 015AZ2 4 X Z...

Page 24: ...8 610 2SJ243 FET Q611 HN1L02FU FET Q612 2SC4617 S TRANSISTOR Q613 2SB1132 Q R TRANSISTOR Q614 2SJ347 FET Q615 2SC4617 S TRANSISTOR Q616 617 UPA672T FET Q618 2SK1824 FET Q619 2SJ243 FET Q620 DTA144TE DIGITAL TRANSISTOR Q621 2SC4649 N P TRANSISTOR Q622 FMMT717 TRANSISTOR Q623 624 2SK1830 FET TH100 ERTJ0EV104H THERMISTOR TH200 ERTJ0EV104H THERMISTOR Ref No Address Parts No Description Desti nation Ne...

Page 25: ...33 32 55 43 23 42 21 54 41 10 4 52 3 11 13 20 D C Fx2 J Jx2 Jx2 Display unit X54 TX RX unit X57 J J 64 62 B E E G 701 702 700 G Ex2 Jx2 Jx3 Jx2 Jx4 J B N09 2426 04 C N14 0806 04 D N14 0810 04 E M2 x 4 BLK N30 2004 45 F M2 6 x 4 N30 2604 46 G M2 6 x 8 BLK N30 2608 45 J N83 2005 46 Parts with the exploded numbers larger than 700 are not supplied ...

Page 26: ...xture H12 3157 02 47 Item carton case H52 2011 02 51 Hook J29 0710 05 A Dressed screw N08 0548 04 703 704 H Pan head machine screw N30 3008 60 x 2 6 Cap B09 0625 03 12 Instruction manual B62 1759 00 705 706 707 Parts with the exploded numbers larger than 700 are not supplied ...

Page 27: ... key until fre quency version appears on LCD Test mode can be inhib ited by programming To exit test mode switch the power on again The following functions are available in test mode Key operation Key FNC not appears Function Display S Shifts to Panel tuning mode A Function on FNC appears B MSK 1200bps and 2400bps 2400bps icon appears C Test signaling CH up Signalling No Selector Test frequency CH...

Page 28: ... data through tuning modes and Selector to adjust tuning requirements 1 to 256 appeares on LCD Use C key to select the adjustment item through tuning modes Use A key to adjust 3 or 5 reference level adjust ments and use Side2 key to switch between Wide 5k Wide 4k Narrow Channel appears on LCD Set channel according to tuning requirements LCD display in panel tuning mode n B A L 2 5 6 Adjustment ite...

Page 29: ... Squelch Wide 5k C A DQT Wide 4k DQT Wide 5k A A Sensitivity 1 C Sensitivity 2 C A Skip it A A 3 reference level adjustments 3 reference level adjustments 5 reference level adjustments 5 reference level adjustments 3 reference level adjustments 3 reference level adjustments 3 reference level adjustments 3 reference level adjustments 3 reference level adjustments 5 reference level adjustments 3 ref...

Page 30: ...o 5kHz or more Output 0 to 1V 10 Distortion Meter Capability 3 or less at 1kHz Input Level 50mV to 10Vrms 11 8Ω Dummy Load Approx 8Ω 3W 12 Regulated Power Supply 5V to 10V approx 5A Useful if ammeter equipped Universal connector Use the interface cable KPG 36 for PC tuning or the lead wire with plug E30 3287 18 and screw N08 0535 08 for panel tuning Connect the plug to the universal connector of t...

Page 31: ...K 3 100µ 10V 100µ 10V 8Ω WHT 5 BRN 6 BLU 7 BRN 10 PTT SW To Radio AF Voltmeter Audio generator 10µ 10V Panel tuning PC 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 ADJUSTMENT to transceiver to VGS 1 Check Jig for the VGS 1 KENWOOD part W05 1127 00 Nut wrench In order to turn the volume...

Page 32: ...er 1 Adj item HPWR Power meter 5 0W 0 1W adjust Adjust Ammeter 2 0A or less 2 Adj item L HPWR L HPWR C HPWR H HPWR H HPWR Adjust PTT ON 5 High power Panel test mode Check 4 5 5 5W check 1 CH Sig 1 1 2 1A or less PTT ON 2 CH Sig 2 1 PTT ON 3 CH Sig 3 1 PTT ON Transmitter Section K market model skips adjustment of Wide 4k Common Section 1 Setting 1 BATT terminal voltage 7 5V 2 SSG standard modulatio...

Page 33: ...into Deviation meter filter Deviation Universal square waves LPF 3kHz meter connector HPF OFF Oscilloscope Narrow 2 Adj item nL BAL AG nC BAL nH BAL AF VTVM Adjust PTT ON Wide 4k 3 Adj item s BAL Adjust PTT ON Wide 5k 4 Adj item w BAL Adjust PTT ON 9 Max DEV 1 Adj item n DEV 2 10kHz 50Hz adjust Adjust According to the AG 1kHz 75mV at MIC terminal larger Deviation meter filter LPF 15kHz HPF OFF Nar...

Page 34: ...ion Universal Adj item n QT meter connector Adjust Oscilloscope Deviation meter filter AG LPF 3kHz AF VTVM HPF OFF Narrow 2 Adj item nL QT nC QT nH QT Adjust PTT ON Wide 4k 3 Adj item s QT 0 60kHz 50Hz Adjust PTT ON Wide 5k 4 Adj item w QT 0 75kHz 50Hz Adjust PTT ON 14 DQT 1 Adj item n DQT 0 35kHz 50Hz deviation Adjust adjust Deviation meter filter LPF 3kHz HPF OFF Narrow 2 Adj item nL DQT nC DQT ...

Page 35: ...de 4k 2 Adj item s DTMF 2 0kHz 0 1kHz Adjust PTT ON Wide 5k 3 Adj item w DTMF 2 5kHz 0 1kHz Adjust PTT ON 17 MSK 1 Adj item n MSK 1 5kHz 0 1kHz deviation Adjust adjust Deviation meter filter Narrow LPF 15kHz HPF OFF PTT ON Wide 4k 2 Adj item s MSK 2 4kHz 0 1kHz Adjust PTT ON Wide 5k 3 Adj item w MSK 3 0kHz 0 1kHz Adjust PTT ON 18 TONE 1 Adj item n TONE 1 5kHz 0 1kHz deviation Adjust adjust Deviati...

Page 36: ... 28µV key That numeric SSG 118dBm Open Narrow MOD 1kHz 1 5kHz will be stored in SSG OFF Close memory nC SQL MOD 1kHz 1 5kHz 2 Adj item nL SQL sC SQL MOD 1kHz 2 4kHz nC SQL nH SQL wC SQL MOD 1kHz 3 0kHz Adjust Wide 4k 3 Adj item s SQL Adjust SSG output 118dBm 0 28µV MOD 1kHz 2 4kHz 4 Adj item sL SQL sC SQL sH SQL Adjust Item Condition Measurement Adjustment Specifications Remarks Test equipment Uni...

Page 37: ...stored in memory 2 Adj item nL LRSSI nC LRSSI nH LRSSI Adjust Wide 4k 3 Adj item s LRSSI Adjust SSG output 118dBm 0 28µV MOD 1kHz 2 4kHz 4 Adj item sL LRSSI sC LRSSI sH LRSSI Adjust Wide 5k 5 Adj item w LRSSI Adjust SSG output 118dBm 0 28µV MOD 1kHz 3 0kHz 6 Adj item wL LRSSI wC LRSSI wH LRSSI Adjust 5 Squelch 1 Adj item n SQLT After input signal After adjusting SQL check Tight Adjust from SSG pre...

Page 38: ...rrow SSG output 70dBm AF VTVM Universal key That numeric MOD 1kHz 1 5kHz Oscilloscope connector will be stored in memory 2 Adj item nL HRSSI nC HRSSI nH HRSSI Adjust Wide 4k 3 Adj item s HRSSI Adjust SSG output 70dBm MOD 1kHz 2 4kHz 4 Adj item sL HRSSI sC HRSSI sH HRSSI Adjust Wide 5k 5 Adj item w HRSSI Adjust SSG output 70dBm MOD 1kHz 3 0kHz 6 Adj item wL HRSSI wC HRSSI wH HRSSI Adjust Adjustment...

Page 39: ... 10 CLK I Serial clock input 11 DATA I Serial data input 12 KI1 O Key matrix 1 output 13 KI2 O Key matrix 2 output Pin No Name I O Function 14 NC Non connection 15 SB2 I Power input after power switch 16 NC Non connection 17 DGND GND 18 LCDCS I LCD chip select input 19 LCDRST I LCD reset input 20 5M I 5V TX RX unit X57 6930 10 Pin No Name I O Function 1 SB1 I Power input after power switch 2 B O P...

Page 40: ...e pre emphasis ZL 22kΩ 130 50mVp p 22 RXEO O Audio signal output DC coupled after de emphasis ZL 30kΩ 1 0 3Vp p 23 RXEI I Audio signal input DC coupled after de emphasis Zin 15kΩ 1 0 3Vp p Pin No Name I O Function 24 TXI I MIC signal input AC coupled before pre emphasis Zin 22kΩ 130 50mVp p 25 OPT6 O Option boad I F 6 Output L 0 45V H 4 7V 25kΩ load 26 SB2 I Power input after power switch 7 5V typ...

Page 41: ... 4 0V Input voltage 0V 5 0V TXD O Serial data output Output L 0 45V H 4 7V 25kΩ load RXI I Audio signal input DC coupled before de emphasis STON I Side tone input 1kHz 5Vp p TCONT I Speaker mute signal input Input L 1 0V H 4 0V Input voltage 0V 5 0V TXO O MIC signal output AC coupled before pre emphasis ZL 22kΩ 130 50mVp p RXEO O Audio signal output DC coupled after de emphasis ZL 30kΩ 1 0 3Vp p O...

Page 42: ... 2 S513 5 S514 8 S515 0 S516 C S517 3 S518 6 S519 9 S520 D501 D502 D511 D512 D513 D514 D515 D516 TK 2180 PC BOARD DISPLAY UNIT X54 3470 XX 10 K 11 K2 Component side view J72 0921 09 Ref No Address D501 5J D502 8J D511 5H D512 7H D513 5F D514 7F Ref No Address D515 5E D516 7E D517 3M D518 3N D519 10N D520 10M ...

Page 43: ... 4 5 6 7 8 9 10 11 12 13 14 MIC500 S505 S S506 A S511 B S516 C D501 D502 D517 D518 D519 D520 J72 0921 09 DISPLAY UNIT X54 3470 XX 10 K 11 K2 Component side view J72 0921 09 PC BOARD TK 2180 Component side Foil side Layer 1 Layer 2 ...

Page 44: ...S520 D501 D502 D511 D512 D513 D514 D515 D516 D517 D518 D519 D520 J72 0921 09 TK 2180 PC BOARD DISPLAY UNIT X54 3470 XX 10 K 11 K2 Component side view J72 0921 09 DISPLAY UNIT X54 3470 XX 10 K 11 K2 Component side view J72 0921 09 PC BOARD TK 2180 Ref No Address D501 5J D502 8J D511 5H D512 7H D513 5F D514 7F Ref No Address D515 5E D516 7E D517 3M D518 3N D519 10N D520 10M Component side Foil side ...

Page 45: ... C538 R575 C539 C540 C541 C542 C543 C544 C545 C546 C548 C549 C550 1 NC NC NC LCDRS AGND ME MIC PTT SPSTB CLK DATA KI1 KI2 NC SB2 NC DGND LCDCS LCDRST 5M 20 C551 C553 C554 C555 C556 1 NC V5 Vss V5out C2 C2 C1 C1 Vci VDD OSC1 OSC2 RESET P S RS R W SCL SIO CS Vss 20 IC500 1 10 11 20 IC501 D522 IC502 1 4 5 8 1 4 5 8 IC503 CP501 CP503 CP504 CP506 CP507 CP509 1 3 4 5 J72 0921 09 TK 2180 PC BOARD DISPLAY...

Page 46: ... 11 12 13 14 Q501 Q502 B C E R500 R501 R517 R518 C562 R520 R522 R524 R525 R526 C508 C513 R559 C537 D500 C501 D522 CP503 1 3 PC BOARD TK 2180 Component side Foil side Layer 1 Layer 2 DISPLAY UNIT X54 3470 XX 10 K 11 K2 Foil side view J72 0921 09 ...

Page 47: ...575 C539 C540 C541 C542 C543 C544 C545 C546 C548 C549 C550 1 NC NC NC LCDRS AGND ME MIC PTT SPSTB CLK DATA KI1 KI2 NC SB2 NC DGND LCDCS LCDRST 5M 20 C551 C553 C554 C555 C556 1 NC V5 Vss V5out C2 C2 C1 C1 Vci VDD OSC1 OSC2 RESET P S RS R W SCL SIO CS Vss 20 D500 IC500 1 10 11 20 IC501 D522 IC502 1 4 5 8 1 4 5 8 IC503 CP501 CP503 CP504 CP506 CP507 CP509 1 3 4 5 J72 0921 09 TK 2180 PC BOARD PC BOARD ...

Page 48: ... 1 5M LCDRST LCDCS DGND NC SB2 NC KI2 KI1 R710 C R711 R712 R713 R714 R715 R716 R717 R718 R719 TH100 R720 R721 R722 R723 C700 C702 C703 C704 C128 C705 1 14 SSW SP SP MSW EMC ME PTT PF OPT E 5CNS TXD RXD NC C707 C708 C709 R748 C711 C712 F400 R750 R752 C717 F601 C728 R768 R771 C736 R773 C737 C738 C739 R775 R777 C740 Q201 C741 Q202 D D G G S S C742 Q203 C744 C745 R781 R782 R785 R786 R787 Q400 ANT 1 2 ...

Page 49: ...707 R513 R514 R515 R709 LCDRST LCDCS DGND NC SB2 NC KI2 KI1 DATA CLK SPSTB PTT MIC ME AGND LCDRS NC NC NC 20 R516 R517 R518 R519 CN500 CN501 BATT R520 R521 R522 R523 R524 R525 R527 R528 R724 R725 R726 R728 R729 C500 R730 R731 R732 C503 R733 R734 C505 R735 C506 R736 C507 R737 C508 R738 C509 R739 C510 R740 X500 C511 R741 X501 C512 R742 C514 R744 R745 C515 C516 R747 C517 C518 C713 C714 C715 C716 R753...

Page 50: ...0 CN500 R711 CN501 BATT R712 R713 R520 R714 R715 R521 R716 R522 R717 R523 R718 R524 R719 R525 R527 TH100 R528 R720 R721 R722 R723 R724 R725 R726 R728 R729 C500 R730 R731 R732 C503 R733 R734 C505 R735 C506 R736 C507 R737 C508 R738 C509 R739 C700 C702 C703 C704 C510 C128 R740 X500 C705 1 14 SSW SP SP MSW EMC ME PTT PF OPT E 5CNS TXD RXD NC C511 R741 X501 C512 R742 C707 C708 C514 R744 C709 R745 C515 ...

Page 51: ...Q6 D S G Q7 Q8 D S G G S D D S G D S G R755 Q9 R30 R758 R34 R35 R2 F602 R37 R3 R38 R4 R5 R39 R6 R7 R8 R764 RXD1 TXD1 R9 R765 R40 R41 R42 R43 R44 R47 R51 R53 Q200 1 3 4 6 Q204 R796 D314 X1 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 R205 R208 R209 RSSI INH DI A 5A RXO TXI RXEI SB2 GND OPT4 OPT2 RXEO TXO TCNT STON RXI TXD RXD MDSW GND OPT1 OPT3 OPT6 OPT5 Reset CV TK 2180 PC BOARD TX RX UNIT X57 6930 10 ...

Page 52: ...115 C282 L116 L117 C283 C284 C287 C288 C289 C292 R101 R103 R104 R106 D13 R111 R112 R113 R115 R116 R117 R119 R121 R122 R123 R124 R125 R126 R127 R129 9 R130 R132 R133 R134 R135 R137 R138 L10 R139 L12 C100 C101 R140 L18 R141 L19 R142 C106 1 2 3 4 R143 C107 R144 R145 C109 R146 R147 L20 R148 R149 22 L23 L24 C110 C111 C112 C113 C114 R150 R152 C116 C117 R153 C118 C119 C120 C121 C122 C123 C125 C126 R20 C1...

Page 53: ...2 3 4 R143 C107 R144 R145 C109 R146 R147 L20 R148 R149 L21 L22 L23 L24 C110 IC1 1 5 6 10 11 15 16 20 C111 C112 C113 C114 R150 R152 C116 C117 R153 C118 C119 C502 C120 R10 C121 R11 C122 R12 C123 R13 R14 C125 R15 C126 R16 R17 R18 R19 R20 C131 R21 C132 R22 C133 R23 R24 C134 C135 R25 Q1 C136 Q2 R26 R27 C138 C139 Q6 D S G Q7 C718 Q8 D S G G S D D S G D S G C719 R755 Q9 C140 R30 R758 C141 C142 C143 C144 ...

Page 54: ...3 470 CN508 E40 6413 05 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 C553 1000p S D G R540 470 C554 1000p C2 V5out X54 3470 XX RESET SCL GND X54 3470 XX P S C1 SIDE KEY SECTION LCD ASSY B38 0900 05 C1 K1 LCD CONTROL K1 OSC1 LCD CONTROL SW1 PTT Vci SW2 VOLTAGE REGULATOR LCD SW2 OSC2 NC V5 Vss CONTRAST CONTROL CS GND SW1 SIO PTT DISPLAY UNIT RS SW2 VDD C2 R W Vss B30 2215 05 NO D516 D515 B30 2...

Page 55: ...515 R520 4 7k 2SB1132 Q R Q502 S520 R564 1k S518 L555 L92 0163 05 D516 CN510 CP501 1k 2 S509 D517 C518 470p CP509 1k 2 R566 1k D511 C545 47p MIC500 T91 0579 05 S506 S512 S517 R500 1k S516 CN511 C522 1000p D522 DA221 R568 1k CN509 E40 6413 05 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 BACK LIGHT CONTROL B30 2215 05 D501 502 511 516 LCD RESET KEY CONTROL D500 SW2 CONTRAST CONTROL AGND MAIN I...

Page 56: ...D511 R543 470 CN508 E40 6413 05 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 C553 1000p C545 47p MIC500 T91 0579 05 S D G S506 S512 S517 R540 470 R500 1k S516 CN511 C522 1000p D522 DA221 R568 1k C554 1000p CN509 E40 6413 05 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 C2 V5out X54 3470 XX RESET SCL GND X54 3470 XX P S C1 SIDE KEY SECTION LCD ASSY B38 0900 05 C1 K1 LCD CONTROL BACK LIGH...

Page 57: ...1955 A Q408 C422 1u D 5 C412 470p L400 RD C432 10u10 EN3 C742 47p D 7 A 5 C402 470p R417 680k 2SJ347 Q405 A 4 C743 47p C416 1000p A 6 R403 560 R407 680k D 4 A 1 C502 22u6 3 2SK1830 Q407 D403 1SS301 C434 100p R416 0 C447 4700p A 15 Q404 DTC144EE EN4 D404 MA2S111 A 0 C446 470p A 18 C427 1u R419 1M D 1 C401 470p C400 1000p C444 470p C440 470p C424 470p C417 470p C452 0 1u C403 0 01u 5C 5R DGND 5T B I...

Page 58: ... 1k 2 CP508 1k 2 R725 330 CP502 1k 2 R724 1k R507 470k AM CP521 1k 2 R511 0 CP602 1k 2 CP517 1k 2 A 4 R527 47k A 18 A 11 A 2 C505 1u D 4 C506 1u LD R512 47k R515 47k A 17 A 8 L502 PF OPT4 WR D 3 R770 1k CP516 10k 2 CSO CP506 1k 2 R758 47k OPT6 R506 47k DIR 14 D 7 A 0 D 0 CLK B CPU_DGND 5M_CHARG MIC VOL SAVE 5R DT LEDG AUX_Key SBC SPSTB S_DET 5C CPU_DGND CPU_VCC 5T PTT INT SW LEDR 5TC KI2 KI1 BATT_...

Page 59: ... C611 100p C631 0 1u D501 1SS388 R520 10k R792 22k R638 10k C604 68p CN501 J19 5386 05 IC605 M62364FP 1 VIN1 2 VOUT1 3 VOUT2 4 VIN2 5 VDD 6 LD 7 CLK 8 DI 9 VIN3 10 VOUT3 11 VOUT4 12 VIN4 13 14 15 16 17 18 19 20 21 22 23 24 R619 390k 2SC4649 N P Q621 R671 100k IC503 RV5C386A 1 32KOUT 2 SCL 3 SDA 4 INTRB 5 VSS 6 7 8 9 10 C518 1u D600 RB706F 40 IC608 TC75W51FK 1 2 3 4 4 5 6 7 8 8 R773 82k R614 68k R6...

Page 60: ... 23 24 25 26 27 28 29 30 31 32 C654 0 1u STSW R643 100k R691 10k R741 12k C633 0 01u C641 4 7u C655 0 1u C752 5p B R698 1M R689 0 Q605 RN4910 C651 0 1u C635 100p 2SA1832 GR Q607 C659 0 1u C676 47p 2SJ243 Q619 R676 270k C730 3300p C650 0 1u C645 0 1u C666 0 1u DI ANI R659 0 L600 C630 270p C679 0 1u C673 0 1u R684 0 R692 82k C652 68p R673 0 C753 5p B D602 RB706F 40 R772 0 R677 22k C754 0 1u 2SJ243 Q...

Page 61: ...P Q205 CD200 L79 1834 05 C31 0 1u35 L8 R24 10k R21 560 C26 0 68u20 R19 1 8k R22 56 R18 4 7k C25 7p B D1 HVC131 C70 470p D4 HVC131 R7 4 7k R23 22k R25 56k L2 5 6n 2SC5108 Y Q2 L5 68n L4 82n C71 470p C7 1000p C19 470p R16 22k C22 39p G C29 470p C23 18p G L24 39n C72 470p D3 HVC131 R6 22k C16 4p B C8 470p C28 1000p L3 5 6n D2 HVC131 C73 470p C30 470p C27 470p C17 2p B R17 22k C14 39p G C15 22p G L6 5...

Page 62: ...229 1 5p C230 27p G C231 6p R235 10 R243 0 L209 270n R50 4 7k C68 10p R48 2 2k C66 1000p L23 100n R30 47k C77 2200p C76 100p R27 0 R26 0 C34 4 7u R34 270k L9 10u C32 100p D5 1SV323 D7 1SV323 D11 1SV323 D10 1SV323 C37 82p C38 11p L17 39n C53 0 5p B C51 0 01u L20 10u C47 8p B R37 270 2SK508NV K52 Q7 C46 7p B R39 22 R35 270k C52 4 7u6 3 C33 100p L10 10u TC2 10p D9 1SV325 L12 15u C41 7p D13 1SV325 C39...

Page 63: ...70p R137 150k D C111 0 1u R153 39k OPT6 R152 0 C699 10u16 R693 4 7k L601 R100 33k D 2SK1824 Q108 C131 1000p 2SK2595 Q105 C128 1u C119 10p C118 10p C107 47p R129 47k L101 100n 2SK3077 Q101 R103 0 C165 27p R116 68k R121 330 C121 1u C125 1000p C168 22p R112 10k C120 100p R111 100 R117 47k L105 2SK2596 Q102 L102 C101 1000p C114 10p R134 0 C122 470p R104 0 L104 150n L106 18n L103 27n L100 47n C112 39p ...

Page 64: ...111 7T L112 7T C152 1000p C157 15p G C158 18p G C153 5p B L113 6T D106 HVC131 D107 HVC131 C151 33p G C142 82p C145 12p L107 3T C147 3p B L115 3T C149 100p C146 12p L116 5T C141 18p L117 8T L108 C135 1000p C143 0 01u C134 10p C C136 0 01u C133 470p C139 0 1u C140 1u C150 100p R149 270 R148 270 C163 10p C288 22p C283 27p D211 HVC131 D213 HVC131 R263 0 C289 22p L218 56n C762 1000p L608 L609 INH RXEO ...

Page 65: ...D200 MA2S111 R626 180k L204 270n D602 RB706F 40 Q404 DTC144EE OPT6 R227 0 R772 0 C514 0 01u R677 22k C675 0 1u C754 0 1u Vc GND C58 1000p EN4 2SJ243 Q610 C640 4 7u TXD1 R152 0 R753 10k C699 10u16 CP506 1k 2 L606 R758 47k R246 1M R737 4 7k C220 0 01u OPT6 STD D611 NNCD6 8G R13 150k IC600 TC75W51FK 1 2 3 4 4 5 6 7 8 8 C718 18p R693 4 7k D404 MA2S111 A 0 C446 470p A 18 DI ANI L601 R223 470k R506 47k ...

Page 66: ...LSDIN SW IC606 TC7W53FK Q608 2SJ243 Q619 2SJ243 5RC AM2 Q605 RN4910 2 2 HSDO DC SW DC SW DC SW W N BEEP SW SW Q620 DTA144TA STSW AI X600 3 6864MHz MIC AMP MMUTE AGC SW SW SW LPF Q610 2SJ243 Q606 2SC4738 GR Q607 2SA1832 GR D601 602 RB706F IC608 TC75W51FK 1 2 VOX AMP VOX DET VOX IC608 TC75W51FK 2 2 D603 RB706F OPT6 AO Q611 HN1L02FU Q609 2SJ243 COMPA RATOR HSDI IC604 TC75W51FK 1 2 IC604 TC75W51FK 2 2...

Page 67: ... PLL DT PCK PLE UL MD 7 S O Hz SW PROTECT AVR AVR EN1 4 X500 11 0952MHz Q621 2SC4649 N P Q401 SSM3K15TE DC SW TOP PANEL E2PROM D404 MA2S111 INT RST RESET AVR DC SW DC SW BUFF PROTECT INT IC400 XC61CC5602NR D402 1SR154 400 IC403 XC6204B502MR IC402 XC6204B502MR IC405 S 80942CNNBG9C Q409 2SJ347 F400 FUSE BATT 7 5V B 5M 5C 5R 5RC 5T 5TC SHIFT MODEL SAVE IC1 ADF4111BCP7 IC404 TC75S51FE Q406 2SA1955 A Q...

Page 68: ...CO VCO PLL RXLO Q13 D100 Q101 Q102 Q105 C113 C125 C149 7 5mVrms at MIC terminal 8 8mVrms 59mVrms 296mVrms 121mVrms 170mVrms 183mVrms 36 0dBm 15 5dBm 14 0dBm 4 8dBm 5 4dBm 170mVrms 5 0W To make measurements in the AF section connect the AC level meter ANT input 53dB 1kHz FM 3kHz DEV Wide In the RF section use a 1000pF coupling capacitor The display shows the SSG input value required to obtain 12dB ...

Page 69: ...rminal side Rear charge terminal side S T S Discharge terminal side Rear charge terminal side 150kΩ 20kΩ 0 8 S T S Discharge terminal side Rear charge terminal side 47kΩ 10kΩ 0 5 KSC 32 Rapid charger External view KNB 33L Li ion 7 4V 1700mAh External view KNB 31A Internal wiring KNB 32N Internal wiring Internal wiring ...

Page 70: ... SINGAPORE PTE LTD 1 Genting Lane 07 00 Kenwood Building Singapore 349544 GENERAL Frequency range 136 174MHz Number of channels Zone Max 128 per radio Ch GID Max 250 per zones Max 512 Conv Ch s GID s total per radio Channel spacing Wide 25 30kHz Narrow 12 5 15kHz Battery voltage 7 5V DC 20 Battery life 5 5 90 duty cycle Approx hours KNB 31A 1700mAh 9 KNB 32N 2500mAh 14 KNB 33L 1700mAh 10 Operating...

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