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VHF FM TRANSCEIVER

TK-2212L

©

 2007-3 PRINTED IN JAPAN

B51-8785-00 (S) 508

SERVICE MANUAL

Helical antenna
(T90-1036-05)

Knob (Volume)
(K29-9309-03)

Button knob
(PTT)
(K29-9308-23)

Plastic cabinet assy
(A02-3894-43)

Knob (CH)
(K29-9345-04)

This product uses Lead Free solder.

Key top
(K29-9346-02)

Button knob
(Side1/Side2)
(K29-9364-03)

CONTENTS

GENERAL ............................................................. 2

SYSTEM SET-UP ................................................. 2

REALIGNMENT .................................................... 3

CIRCUIT DESCRIPTION ....................................... 8

PARTS LIST .......................................................... 9

EXPLODED VIEW ............................................... 15

PACKING ............................................................ 16

ADJUSTMENT ................................................... 17

PC BOARD

TX-RX UNIT (X57-7120-11) .......................... 22

SCHEMATIC DIAGRAM ..................................... 26

BLOCK DIAGRAM .............................................. 30

LEVEL DIAGRAM ............................................... 32

OPTIONAL ACCESSORIES

KSC-35 (RAPID CHARGER) .......................... 33

KNB-45L (Li-ion BATTERY PACK) ............... 33

SPECIFICATIONS ............................ BACK COVER

Refer to the TK-2212/2217 service manual (B51-8715-00)
for any information which has not been covered in this
TK-2212L service manual.

Summary of Contents for TK-2212L

Page 1: ...n knob Side1 Side2 K29 9364 03 CONTENTS GENERAL 2 SYSTEM SET UP 2 REALIGNMENT 3 CIRCUIT DESCRIPTION 8 PARTS LIST 9 EXPLODED VIEW 15 PACKING 16 ADJUSTMENT 17 PC BOARD TX RX UNIT X57 7120 11 22 SCHEMATIC DIAGRAM 26 BLOCK DIAGRAM 30 LEVEL DIAGRAM 32 OPTIONAL ACCESSORIES KSC 35 RAPID CHARGER 33 KNB 45L Li ion BATTERY PACK 33 SPECIFICATIONS BACK COVER Refer to the TK 2212 2217 service manual B51 8715 0...

Page 2: ...erein at any time for improvement purposes INTRODUCTION SCOPE OF THIS MANUAL This manual is intended for use by experienced technicians familiar with similar types of commercial grade communications equipment It contains all required service information for the equipment and is current as of the publication date Changes which may occur after publication are covered by either Service Bulletins or M...

Page 3: ...r of the transceiver to the RS 232C serial port of the computer 3 4 KCT 53U description USB adapter Option The KCT 53U is a cable which connects the KPG 22A to a USB port on a computer When using the KCT 53U install the supplied CD ROM with driver software in the computer The KCT 53U driver runs under Windows 2000 or XP 3 5 Programming software KPG 100D description KPG 100D is the programming soft...

Page 4: ...eiver PC KPG 22A KCT 53U USB Fig 1 9 If the cloning fails no data will be available in the Target unit when it is returned to User mode 10 When the cloning is successful the Target unit s Scan and Key lock functions will return to their default values Scan OFF Key lock OFF 11 The source will remain in clone mode after cloning The target unit will return to user mode after a successful cloning Note...

Page 5: ...ode Press and hold the S key for 2 seconds while turning the transceiver power on When the transceiver enters in the self programming mode 1 1 is displayed 2 seconds after SELF is displayed Note This mode self programming mode cannot be set when it has been disabled with the FPU 5 2 Adding the Data Password If the Data password is set to the transceiver you must enter the password to activate a se...

Page 6: ...crement in steps of 10 C Increment the blinking Zone Channel number by 1 Press and hold to decrement in steps of 10 Key Key Function Selector The selected item changes Side1 No action Side2 No action S Enter the Item Setting mode A Return to the Channel Selection mode B Error tone sounds C Error tone sounds Setup item Display Remarks 1 RX frequency 1 RX FREQ Receive frequency 100 00000 280 00000MH...

Page 7: ...w Selector Selector S A A 7 Scan Del Add 8 Beat shift on off Selector Selector S A A 9 Compander on off Item setting mode Selector S A Item setting mode flow chart 1 RX frequency or 3 TX frequency Current setting value Value is not set MHz setting KHz setting Selector S Selector A A Channel step Frequency clear Selector Selector A A Display 136 00000 136 00000 136 00000 STP 5 00K 2 RX signaling or...

Page 8: ...able to be evaded from generation if Beat Shift is set to ON when it is generated in the internal spurious transmission modulated sound of a transceiver 2 Memory Circuit Memory circuit consists of the CPU IC405 and an EEPROM IC406 An EEPROM has a capacity of 128k bits that contains the transceiver control program for the CPU and data such as transceiver channels and operating features REALIGNMENT ...

Page 9: ...HIP C 27PF J C38 CC73HCH1H060B CHIP C 6 0PF B C39 CK73GB1H332K CHIP C 3300PF K C40 CC73HCH1H040B CHIP C 4 0PF B C41 CK73GB1H682K CHIP C 6800PF K C42 CC73HCH1H060B CHIP C 6 0PF B C43 CC73HCH1H150J CHIP C 15PF J C44 CK73HB1H471K CHIP C 470PF K C45 CK73GB1A105K CHIP C 1 0UF K 1 1B A02 3894 43 PLASTIC CABINET ASSY 2 3A A10 4078 41 CHASSIS 3 2C B09 0680 03 CAP SP MIC ACCESSORY 4 2B B11 1817 04 ILLUMINA...

Page 10: ...B1A105K CHIP C 1 0UF K C136 CC73GCH1H270J CHIP C 27PF J C137 CK73GB1H103K CHIP C 0 010UF K C138 CK73GB1H102K CHIP C 1000PF K C139 CC73GCH1H680J CHIP C 68PF J C140 CC73GCH1H101J CHIP C 100PF J C141 CC73GCH1H220J CHIP C 22PF J C142 CC73GCH1H150J CHIP C 15PF J C143 CC73GCH1H100D CHIP C 10PF D C144 CC73GCH1H820J CHIP C 82PF J C146 CK73GB1H102K CHIP C 1000PF K C147 CK73HB1H102K CHIP C 1000PF K C148 CK7...

Page 11: ...0 CK73HB1H102K CHIP C 1000PF K C351 352 CK73HB1C103K CHIP C 0 010UF K C354 CK73HB1A104K CHIP C 0 10UF K C356 CK73HB1A333K CHIP C 0 033UF K C357 CK73HB1E472K CHIP C 4700PF K C401 CC73GCH1H471J CHIP C 470PF J C402 CK73HB1H102K CHIP C 1000PF K C403 CK73GB1C104K CHIP C 0 10UF K C405 CC73GCH1H101J CHIP C 100PF J C406 CK73HB1E472K CHIP C 4700PF K C407 CK73HB1H102K CHIP C 1000PF K C408 CK73HB1E472K CHIP ...

Page 12: ...00J CHIP R 0 0 J 1 10W R19 RK73GB2A152J CHIP R 1 5K J 1 10W R20 RK73HB1J100J CHIP R 10 J 1 16W R21 RK73GB2A681J CHIP R 680 J 1 10W R22 RK73GB2A000J CHIP R 0 0 J 1 10W R23 RK73GB2A103J CHIP R 10K J 1 10W R25 RK73HB1J223J CHIP R 22K J 1 16W R26 RK73HB1J103J CHIP R 10K J 1 16W R27 RK73HB1J220J CHIP R 22 J 1 16W R30 RK73HB1J123J CHIP R 12K J 1 16W R31 RK73HB1J564J CHIP R 560K J 1 16W R32 RK73HB1J102J ...

Page 13: ... CHIP R 15K J 1 10W R334 RK73GB2A473J CHIP R 47K J 1 10W R335 RK73GB2A222J CHIP R 2 2K J 1 10W R336 RK73GB2A102J CHIP R 1 0K J 1 10W R337 RK73GB2A101J CHIP R 100 J 1 10W R338 RK73GB2A222J CHIP R 2 2K J 1 10W R339 RK73GB2A471J CHIP R 470 J 1 10W R340 341 RK73GB2A103J CHIP R 10K J 1 10W R342 RK73GB2A100J CHIP R 10 J 1 10W R343 RK73GB2A474J CHIP R 470K J 1 10W R344 RK73GB2A102J CHIP R 1 0K J 1 10W R3...

Page 14: ...TRANSISTOR Q8 2SC5383 T111 TRANSISTOR Q9 2SC5108 Y F TRANSISTOR Q102 2SC4926YD TRANSISTOR Q103 2SK2596 E FET Q104 RT1N141U TRANSISTOR Q105 2SK879 Y F FET Q106 2SK2595 E FET Q107 RT1N141U TRANSISTOR Q108 2SK1824 A FET Q109 RT1P441U TRANSISTOR Q202 RT1P441U TRANSISTOR Q203 2SC4649 N P TRANSISTOR Q204 205 3SK318 FET Q301 RT1P141U TRANSISTOR Q302 2SC4919 TRANSISTOR Q303 RT1N441U TRANSISTOR Q304 2SA136...

Page 15: ... 22 12 25 13 71 35 50 51 23 31 21 57 11 9 16 32 700 57 MIC1 101 TX RX unit X57 X57 Parts with the exploded numbers larger than 700 are not supplied Note If a part reference number is listed in a box on the exploded view of the PCB that part does not come with the PCB These parts must be ordered separately A N14 0819 04 B N14 0832 04 C N30 2604 48 D N30 2606 48 E N83 2005 48 ...

Page 16: ...M CARTON CASE H52 2193 02 43 PROTECTION BAG H25 0085 04 3 CAP SP MIC B09 0680 03 73 AC ADAPTER W08 0989 05 K AC120V W08 0992 05 M AC220 240V 72 CHARGER W08 0988 05 68 HELICAL ANTENNA T90 1036 05 54 BELT CLIP J29 0713 15 41 PACKING FIXTURE H12 4221 05 46 HOLDER SP MIC J19 5472 03 65 SCREW SET N99 2046 05 702 KNB 45L Li ion BATTERY PACK ...

Page 17: ...equency Stability 0 2ppm or less 7 Ammeter 5A 8 AF Volt Meter Frequency Range 50Hz to 10kHz AF VTVM Voltage Range 1mV to 10V 9 Audio Generator AG Frequency Range 50Hz to 5kHz or more Output 0 to 1V 10 Distortion Meter Capability 3 or less at 1kHz Input Level 50mV to 10Vrms 11 Spectrum Analyzer Measuring Range DC to 1GHz or more 12 Tracking Generator Center frequency 50kHz to 600MHz Output Voltage ...

Page 18: ...tempting to tune the transceiver connect the unit to a suitable power supply Whenever the transmitter is tuned the unit must be connected to a suitable dummy load i e power meter The speaker output connector must be terminated with a 8Ω dummy load and connected to an AC voltmeter and an audio distortion meter or a SINAD measurement meter at all times during tuning Signaling Signaling No RX TX 1 No...

Page 19: ...nt Adjustment Specifications Test equipment Terminal Parts Method Remarks 1 Setting 1 BATT terminal voltage 7 5V 2 SSG standard modulation Wide MOD 1kHz DEV 3kHz Narrow MOD 1kHz DEV 1 5kHz 2 VCO lock 1 CH High Power meter ANT TC2 3 8V 0 1V voltage DVM CV RX 2 CH Low Check 0 6V or more 3 VCO lock 3 CH High TC1 4 2V 0 1V voltage PTT ON TX 4 CH Low Check 0 6V or more PTT ON Transmitter Section Item C...

Page 20: ... ON Narrow TEST CH Center 2 2kHz 80Hz PTT ON According to the larger 9 QT deviation TEST CH Center ANT Programming 0 80kHz 40Hz Adjust Low Software KPG 100D Wide High 3 points LPF 3kHz HPF OFF PTT ON Narrow TEST CH Center 0 40kHz 40Hz PTT ON 10 DQT deviation TEST CH Center 0 75kHz 40Hz Adjust Low Wide High 3 points LPF 3kHz HPF OFF PTT ON Narrow TEST CH Center 0 38kHz 40Hz PTT ON 11 DTMF deviation...

Page 21: ...0kHz Narrow TEST CH Center SSG output 122 dBm 0 18µV SSG MOD 1 5kHz 4 SQL9 TEST CH Center Tight Low Writing High Wide SSG output 117 dBm 0 3µV SSG MOD 3 0kHz Narrow TEST CH Center SSG output 116 dBm 0 35µV SSG MOD 1 5kHz 5 BATT BATT terminal voltage 5 9V DVM ANT BATT terminal detection BATT terminal voltage 5 9V Writing Receiver Section Item Condition Measurement Adjustment Specifications Test equ...

Page 22: ... R405 R423 C410 C411 C435 D401 Q407 Q408 D G S D G S D G S R310 R311 R313 R318 R332 C308 C309 C313 C314 C316 C318 C321 C331 D303 R328 R305 R321 R324 R325 R326 R327 R330 C304 C322 C328 C350 C39 C41 C45 Q901 R304 R316 R320 R323 C302 C306 C307 C312 C315 R354 C320 R25 R30 R31 C351 C352 L12 Q301 R213 CP405 Q202 R206 R143 1 5M SB NC GND RSSI 5C PCTV CV BPF SP SP TK 2212L PC BOARD TX RX UNIT X57 7120 11 ...

Page 23: ...1 D G S 1 4 5 8 PTT RXD R437 C79 C80 R345 C342 C346 R421 L301 R338 R344 R347 R349 R350 C345 C356 Q105 D S G R121 1 10 GND DO CE CL DI GND 5M SB NC GND R126 R130 R132 R138 R140 R142 C138 C146 C148 R133 R134 R139 R403 R436 1 8 GND DOWN UP GND AFO AFI SB B Q304 Q305 R336 R343 C335 C340 C343 Q316 D S G L111 BPF SP SP B TXD TXD SB CN13 ANT SPI SPO MIC MICIN OPT DET 5MS NC J79 0074 09 TX RX UNIT X57 712...

Page 24: ...239 C52 C53 C57 R243 C59 C60 C62 C64 C69 C2 C2 C87 C239 C241 C242 C245 TC1 C251 C252 R291 D7 D202 C263 D203 C264 C266 C268 L107 L113 C280 L115 L116 L118 R103 R107 R109 R112 R113 R114 R115 R117 R122 R136 R137 L13 C101 C104 C105 R337 L22 C111 C115 C116 C117 C118 C120 C124 C133 C134 C135 C137 C139 Q5 C141 C142 C149 C153 C348 S1 PTT S2 SW1 C156 S3 SW2 C160 D105 D106 Q205 Q401 Q402 L207 L210 L211 J301 ...

Page 25: ...D S G Q404 Q405 C19 IC406 1 4 5 8 1 4 5 8 C22 R210 XF201 C26 C27 R217 CN201 C32 C35 R222 R417 R418 C38 C40 R420 C43 R424 R425 X3 C47 C50 C53 C57 C207 C58 C208 C59 CD201 C60 C210 C62 C63 C213 C407 C64 C409 C66 C67 R447 C68 C219 C220 C71 C221 C73 C74 C78 C228 C421 C230 C82 C426 C427 C235 C429 C87 C239 R470 C241 C242 C1 C2 C3 C440 TC1 TC2 C7 C443 C8 C9 D7 D9 D202 D402 IC201 1 8 9 16 IC401 IC402 1 3 4...

Page 26: ...0 S16 S17 S14 CLoCK NC3 DATA LE FC NC4 FoUT P NC5 R IC1 MB15A02PFV2E1 PLL SYSTEM R11 R9 SB RESET CL DI BATT INT DO CE EN2 B PLL_CLK 5C OSCIN EN1 PLL_UL QTTCXO PLL_STB PLL_DAT SB 5M DI DO GND NC GND GND CL CE CN402 E40 6430 05 1000p 1000p GND VDD GND VDD NC VoUT VOLTAGE DETECTOR RESET IC403 BD4840FVE NC VoUT C415 470p R406 470k D R404 470k D D401 RB521S 30 R408 47k R412 47k F401 F53 0324 05 2 5A C4...

Page 27: ... F Q2 CPH3317 Q403 5T SW C443 0 47u C426 1u Q404 RT1P237U T111 Q405 RT1P237U T111 C428 1000p C429 1000p LED RED LED GREEN LED SW RED LED SW GREEN CP406 1Kx2 CP407 1Kx2 R421 1k R22 0 R21 680 R16 560 C27 3 3u16 C24 1000p IC405 30620MCP422GU MICROPROCESSOR C39 3300p C41 6800p R35 270k C70 470p C67 5p C62 5p R39 150 L21 3 3u 2SK508NV K52 Q4 VCO TX C57 1 5p C60 1p C59 1 5p L16 39n C52 180p D7 1SV325F L...

Page 28: ...ERO MIC_MUTE RXINO RXIN 5M TXD OPTDET RXD PTT QT DQT_IN PCTV PTTSW AFCONT SB TX_W N DTMF IC301 AQUA L AUDIO PROCESSOR AGNDIN TXIN TXINo LIMLV EXTLIMIN MoD VDD RXAF RXAFIN EXPoUT FILTERo RXINo RXIN AGND TCLK DTRDo TDATA DTRCLK DI o RDF FD SCLK DIR XoUT XIN VSS AMP3P AMP3N AMP3o AMP4P AMP4N AMP4o DTRAIN 12k R311 17 18 19 20 21 22 23 24 25 C320 0 01u R315 330k R317 470k C319 270p R312 330k 18 R108 1 ...

Page 29: ... RT1P441U APC SW R141 100k R142 0 Q107 RT1N141U APC SW R133 150k D R127 0 39 C138 1000p R128 0 39 R129 0 39 R130 150k D R131 150k D R132 150k D IN2 IN2 OUT B VCC IC101 TA75W01FUF 3SK318 Q204 MIXER Q301 RT1P141U W N SW TX 0 015u 100k 56k 180k 0 390p C322 R325 R322 R326 1000p C326 D303 MC2858 ISOLATION 2SC4919 Q302 MIC AGC D302 RB706F 40 C317 0 1u C333 0 1u C342 10u6 3 R340 10k 100 10k 1k R346 R341 ...

Page 30: ...03 DAN222 D302 RB706F 40 D301 RB706F 40 VOX MOD DTMF DTRLOADN TDATA DTRCLK STD TCLK DTRDO DI O RDF FD SCLK DIR AQUAXIN 5M EN1 EN2 X1 L77 1931 05 LPF QTVCO LPF QTTCXO Q202 RT1P441U 5C INT IC404 BD4845FVE INT PROTECT D402 1SR154 400 SB PROTECT D401 RB521S 30 RESET RESET AVR IC401 XC6204B502MR 5C DC SW Q405 RT1P237U T111 AVR DC 5R SW 5R_C X3 L77 1633 05 7 37MHz EEPROM SW Q407 Q408 2SK1830F TXAFI PLL_...

Page 31: ...PROCESSOR IC405 30620MCP GU LED GREEN LED RED SB SB SW DC SW DC D404 B30 2157 05 D403 B30 2156 05 Q401 RT1N141U LEDTX LEDRX APCSW Q103 2SK2596 E D101 D202 HSC277 SW SW PCTV AMP SW Q108 2SK1824 A SW 5C IC101 TA75W01FUF CURRENT IC2 UPB1509GV D103 D104 HVC131 D105 D106 HSC277 DC Q107 RT1N141U ANT 5T DCSW DET Q109 RT1P441U TX DRIVE AMP TX FINAL AMP SW Q102 2SC4926YD SW Q106 2SK2595 E DIVIDER 5T APCSW ...

Page 32: ...mVrms 3 0dBm 14 6dBm 31 8dBm 5 0W 4 5dBm IF1 38 85MHz AF 1kHz AF 1kHz RF Center Frequency LPF Q203 BPF IF2 450kHz LEVEL DIAGRAM To make measurements in the AF section connect the AC level meter ANT input 53dBm 1kHz FM 3kHz DEV WIDE In the RF section use 1000pF coupling capacitor The display shows the SSG input value required to obtain 12dB SINAD without local level AG is set to the MIC input becom...

Page 33: ... 3W x 43 2H x 100 0D mm 3 3 8W x 1 45 64 x 4D inches Weight Charger only Approx 90g 0 2 lbs Specifications KNB 45L Li ion BATTERY PACK External View External View Schematic Diagram Thermistor 10kΩ 0 5 Diode PCBA DISCHARGE TERMINAL SIDE REAR CHARGE TERMINAL SIDE Voltage 7 4V 3 7V x 2 Battery capacity 2000mAh Specifications ...

Page 34: ...electivity 70dB Wide 60dB Narrow Intermodulation Distortion 65dB Wide 60dB Narrow Spurious Response 65dB Audio Output 8Ω 500mW with less than 10 distortion Receiver Measurements made per TIA EIA 603 RF Output Power 5W 1W Spurious Response 65dB Type of Emission 16K0F3E Wide 11K0F3E Narrow FM Hum and Noise 45dB Wide 40dB Narrow Audio Distortion Less than 5 SPECIFICATIONS 2967 3 Ishikawa machi Hachio...

Page 35: ...332 C308 C309 C313 C314 C316 C318 C321 C331 D303 R328 R305 R321 R324 R325 R326 R327 R330 C304 C322 C328 C350 C39 C41 C45 Q901 R304 R316 R320 R323 C302 C306 C307 C312 C315 R354 C320 R25 R30 R31 C351 C352 L12 Q301 R213 CP405 Q202 R206 R143 R437 C79 C80 R345 C342 C346 R421 L301 R338 R344 R347 R349 R350 C345 C356 Q105 D S G R121 1 10 GND DO CE CL DI GND 5M SB NC GND R126 R130 R132 R138 R140 R142 C138 ...

Page 36: ...4 R237 R239 C50 C52 C53 C57 R243 C207 C58 C208 C59 CD201 C60 C210 C62 C63 C213 C407 C64 C409 C66 C67 R447 C68 C69 C219 C220 C71 C221 C73 C74 C78 C228 C421 C230 C82 C426 C427 C235 C429 C87 C239 R470 C241 C242 C245 C1 C2 C3 C440 TC1 TC2 C7 C443 C8 C251 C9 C252 R291 D7 D9 D202 C263 D203 C264 C266 C268 D402 L107 L113 C280 L115 IC201 1 8 9 16 L116 L118 IC401 IC402 1 3 4 5 1 3 4 5 R103 R107 R109 R112 R1...

Page 37: ... TDATA DTRCLK DI O SCLK ROF FD XIN TCLK DTRDO EEPDAT EEPCLK BYTE GND BSHIFT RESET XOUT VSS XIN VCC VCC INT TCLK DTRDO RDF FD SCLK DI O DIR TDATA DTRCLK 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 IC2 UPB1509GV VCO 1 2 DIVIDER C51 1000p 2SC5108 Y F Q9 RF AMP C85 1000p C86 1000p R46 3 3k R48 330 R50 4 7k L25 82n R49 2 2k C209 10u6 3 R207 4 7k R209 2 7k 2SK1824 A Q901 ...

Page 38: ...633 05 7 37MHz PLL_CLK PLL_DAT APCSW DCSW TX_SW QTTCXO QTVCO 5T_C 5C_C 5R_C DIR AF_CONT SCLK DI O TDATA DTRCLK DTRLOADN DTMF MIC MUTE TX_W N TXD SW1 SW2 EEPROM EEPDAT EEPCLK BSHIFT PCTV SW Q407 Q408 2SK1830F XIN XOUT TXAFI PF2 PF1 PTT 5M MICROPROCESSOR IC405 30620MCP GU LED GREEN LED RED SB SB SW DC SW DC D404 B30 2157 05 D403 B30 2156 05 Q401 RT1N141U LEDTX LEDRX APCSW Q103 2SK2596 E D101 D202 HS...

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