Kenwood TK-2212L Service Manual
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Kenwood TK-2212L Service Manual

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VHF FM TRANSCEIVER
TK-2212L
SERVICE MANUAL
Button knob
(PTT)
(K29-9308-23)
Button knob
(Side1/Side2)
(K29-9364-03)
Helical antenna
(T90-1036-05)
Knob (CH)
(K29-9345-04)
Knob (Volume)
(K29-9309-03)
Plastic cabinet assy
(A02-3894-43)
Key top
(K29-9346-02)
©
2007-3 PRINTED IN JAPAN
B51-8785-00 (S) 508
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.
CONTENTS
GENERAL ............................................................. 2
SYSTEM SET-UP ................................................. 2
REALIGNMENT .................................................... 3
CIRCUIT DESCRIPTION ....................................... 8
PARTS LIST .......................................................... 9
EXPLODED VIEW ............................................... 15
PACKING ............................................................ 16
ADJUSTMENT ................................................... 17
TX-RX UNIT (X57-7120-11) .......................... 22
SCHEMATIC DIAGRAM ..................................... 26
BLOCK DIAGRAM .............................................. 30
LEVEL DIAGRAM ............................................... 32
KSC-35 (RAPID CHARGER) .......................... 33
SPECIFICATIONS ............................ BACK COVER
This product uses Lead Free solder.

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Summary of Contents for Kenwood TK-2212L

  • Page 1: Table Of Contents

    SERVICE MANUAL © 2007-3 PRINTED IN JAPAN B51-8785-00 (S) 508 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. CONTENTS Helical antenna (T90-1036-05) GENERAL ............. 2 SYSTEM SET-UP ..........2 REALIGNMENT ............

  • Page 2: General

    ● SHUT OFF and DO NOT operate this equipment near herein. Kenwood reserves the right to make changes to any electrical blasting caps or in an explosive atmosphere. products herein at any time for improvement purposes.

  • Page 3: Realignment

    TK-2212L REALIGNMENT Notes: 1. Modes • You must install the KCT-53U driver in the computer to use User mode the USB adapter (KCT-53U). • When using the USB adapter (KCT-53U) for the first time, Data programming PC mode mode plug the KCT-53U into a USB port on the computer with the computer power ON.

  • Page 4: Clone Mode

    TK-2212L REALIGNMENT 9. If the cloning fails, no data will be available in the Target IBM-PC unit when it is returned to User mode. KPG-22 or KPG-22A or KPG-22A + KCT-53U 10.When the cloning is successful, the Target unit's "Scan"...

  • Page 5: Self Programming Mode

    TK-2212L REALIGNMENT 4-4. Adding the Data Password 5-1. Enter to the Self Programming Mode If the Data password is set to the transceiver, you must Press and hold the [S] key for 2 seconds while turning the enter the password to activate a clone mode. The maximum transceiver power on.
  • Page 6 TK-2212L REALIGNMENT Key operation The setup items for item setting mode are as follows. Key Function Setup item Display Remarks 1. RX FREQ → [Selector] Toggle between Zone selection and Channel selection. 1.RX frequency Receive frequency ∗ ∗ ∗ .∗ ∗ ∗ ∗ ∗...
  • Page 7 TK-2212L REALIGNMENT ■ Item setting mode flow chart 5-6. Self Programming Mode flow chart ■ Channel selection mode flow chart Display [1. RX frequency] or Current 136. 00000 [S]+Power ON Display setting value [3. TX frequency] When the Read Data password SLF.LOCK.R...

  • Page 8: Circuit Description

    TK-2212L REALIGNMENT / CIRCUIT DESCRIPTION 3) Low Battery Warning 6. Firmware Version Information The battery voltage is checked by the microprocessor. Turn the transceiver ON with the [Side1] and [Side2] keys The transceiver generates a warning tone when the battery held down.

  • Page 9: Parts List

    E: Europe Les articles non mentionnes dans le Parts No. ne sont pas fournis. Y: AAFES (Europe) X: Australia M: Other Areas Teile ohne Parts No. werden nicht geliefert. TK-2212L (Y50-6210-XX) TX-RX UNIT (X57-7120-11) Ref. No. Address Parts No. Description Destination Ref.
  • Page 10 TK-2212L PARTS LIST TX-RX UNIT (X57-7120-11) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts CC73HCH1H101J CHIP C 100PF C140 CC73GCH1H101J CHIP C 100PF CK73HB1H471K CHIP C 470PF C141 CC73GCH1H220J CHIP C 22PF...
  • Page 11 TK-2212L PARTS LIST TX-RX UNIT (X57-7120-11) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts C254 CC73GCH1H270J CHIP C 27PF C401 CC73GCH1H471J CHIP C 470PF C255 CC73GCH1H4R5B CHIP C 4.5PF C402 CK73HB1H102K CHIP C...
  • Page 12 TK-2212L PARTS LIST TX-RX UNIT (X57-7120-11) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts L92-0138-05 CHIP FERRITE RK73GB2A000J CHIP R J 1/10W L102 L41-1085-06 SMALL FIXED INDUCTOR(100NH) RK73GB2A103J CHIP R J 1/10W...
  • Page 13 TK-2212L PARTS LIST TX-RX UNIT (X57-7120-11) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts R212 RK73HB1J823J CHIP R J 1/16W R344 RK73GB2A102J CHIP R 1.0K J 1/10W R213 RK73HB1J392J CHIP R 3.9K...
  • Page 14 TK-2212L PARTS LIST TX-RX UNIT (X57-7120-11) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts IC401,402 XC6204B502MR MOS-IC IC403 BD4840FVE MOS-IC IC404 BD4845FVE MOS-IC ∗ IC405 30620MCP422GU MICROCONTROLLER IC ∗ IC406 AT24128N10SU27 ROM IC...

  • Page 15: Exploded View

    TK-2212L EXPLODED VIEW MIC1 TX-RX unit CF201 A :N14-0819-04 B :N14-0832-04 C :N30-2604-48 D :N30-2606-48 E :N83-2005-48 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.

  • Page 16: Packing

    TK-2212L PACKING 7. INSTRUCTION MANUAL (B62-1996-00) 72.CHARGER (W08-0988-05) 73.AC ADAPTER (W08-0989-05):K(AC120V) (W08-0992-05):M(AC220-240V) 43.PROTECTION BAG (H25-0085-04) 702. KNB-45L 54.BELT CLIP (Li-ion BATTERY PACK) (J29-0713-15) 46.HOLDER(SP/MIC) (J19-5472-03) 65.SCREW SET (N99-2046-05) 3. CAP(SP/MIC) (B09-0680-03) 41.PACKING FIXTURE (H12-4221-05) 68.HELICAL ANTENNA (T90-1036-05) 44.ITEM CARTON CASE (H52-2193-02) Parts with the exploded numbers larger than 700 are not supplied.

  • Page 17: Adjustment

    – 3. Nut wrench In order to turn the volume nut and the channel selector nut, use a recommendation tool. KENWOOD part No. : W05-1012-00 4. Battery Jig (W05-1011-00) + Terminal – Terminal (Red) (Black)
  • Page 18 TK-2212L ADJUSTMENT ■ Preparations for tuning the transceiver Controls Before attempting to tune the transceiver, connect the unit Channel selector to a suitable power supply. Power switch/ Whenever the transmitter is tuned, the unit must be Volume control connected to a suitable dummy load (i.e. power meter).
  • Page 19 TK-2212L ADJUSTMENT Adjustment Points RSSI BATT+ SP– CN13 PCTV TX-RX unit Foil side TX-RX unit Component side J301 EXT. SP/EXT. MIC BPF : Band-pass wave form test point VR1 : Frequency adjustment CV : VCO lock voltage adjustment terminal TC1 : Transmit VCO lock voltage adjustment...
  • Page 20 TK-2212L ADJUSTMENT Measurement Adjustment Specifications/ Item Condition Remarks Test equipment Terminal Parts Method 6.VOX 1 TEST CH:Center Power meter Programming Writing AG:1KHz/45mV Deviation meter SP/MIC connector Software:KPG-100D 7.DQT TEST CH: Center Oscilloscope Programming Make the balance Adjust Software:KPG-100D demodulation [Wide]...
  • Page 21 TK-2212L ADJUSTMENT Receiver Section Measurement Adjustment Specifications/ Item Condition Remarks Test equipment Terminal Parts Method REF -20.0 dBm MKR 155 MHz 1.BPF Wave (1)Center frequency Spectrum Programming Adjust the 10 dB/ A_View Norm B_Blank Norm -32.43 dBm MARKER 155 MHz...

  • Page 22: Pc Board

    TK-2212L PC BOARD TX-RX UNIT (X57-7120-11) Component side view (J79-0074-09) C430 L402 FUSE TH203 CP407 F401 L404 C201 CP406 CP404 C405 C217 R211 C401 C215 R416 C402 SP– C214 RSSI BATT+ IC405 PCTV IC404 R422 R409 R419 R410 C419 R301...
  • Page 23 TK-2212L PC BOARD TX-RX UNIT (X57-7120-11) Component side view (J79-0074-09) J79-0074-09 R438 C424 C406 CN13 R412 R141 Q108 R408 IC101 C403 R131 C408 SP– MIC1 C140 – Q109 R135 Q107 Q104 D102 R127 CN401 R128 C126 R129 CN402 C334 R334...
  • Page 24 TK-2212L PC BOARD TX-RX UNIT (X57-7120-11) Foil side view (J79-0074-09) J79-0074-09 R237 D106 R239 D105 C263 Q205 C149 L116 C153 R234 C264 C266 C241 C348 R230 R222 L211 R291 C242 C160 C156 R227 R243 L210 C111 C268 C251 C245 L118...

  • Page 25: Pc Board Tx-Rx Unit (X57-7120-11)

    TK-2212L PC BOARD TX-RX UNIT (X57-7120-11) Foil side view (J79-0074-09) CN201 R470 CD201 XF201 D402 C241 L201 R222 C228 C440 C219 C220 C242 R417 R210 C207 R418 L207 R209 IC406 C239 C208 C210 C235 R447 C230 D202 C213 R424 R217...

  • Page 26: Schematic Diagram

    TK-2212L SCHEMATIC DIAGRAM TX-RX UNIT (X57-7120-11) PLL SYSTEM MB15A02PFV2E1 4.84V 470p 4.76V RIPPLE FILTER MA2S111-F R32-0736-05 0.01u L77-1931-05 4.72V 12.8MHz OSCIN oUTPUT 4.7u 2.2k LCD ASSY (B38-0906-25) TXCO QTTCXO PLL_UL PLL_STB PLL_DAT PLL_CLK F401 L401 BATT F53-0324-05 D402 2.5A BATT...
  • Page 27 TK-2212L SCHEMATIC DIAGRAM TX-RX UNIT (X57-7120-11) D4,7 FREQUENCY RF BUFFER AMP 220n VCO OSCILLATION (TX) T:3.42V CONTROL 2.73V /TX VCO 0.72V 2SC5108(Y)F 180n 0.5p(B) 1SV325F 180p VCO/TX 2SK508NV(K52) 3.74V 2SC5108(Y)F PLL IC F_IN AMP RT1P430U R:4.97V T:0.59V DC SW/TX VCO...
  • Page 28 TK-2212L SCHEMATIC DIAGRAM TX-RX UNIT (X57-7120-11) 4.74V T:4.9V D101,202 R108 C108 R112 T:1.11V TX/RX RF AMP UPB1509GV RF SW 1.5k 4.6V RF AMP 2.2V 2SC5108(Y)F D101 C101 R103 C104 VCC1 VCC2 Q102 2SC4926YD 1000p HSC277 R:1.65V R:0.1V T:1.88V T:1.05V 1000p...
  • Page 29 TK-2212L SCHEMATIC DIAGRAM ● Note : The components marked with a dot ( ) are parts of layer 1. TX-RX UNIT (X57-7120-11) ANT SW TX DRIVE AMP D103 TX FINAL AMP L117 L118 L119 Q103 2SK2596-E R:7.68V Q106 HVC131 T:1.88V T:7.30V...

  • Page 30: Block Diagram

    TK-2212L BLOCK DIAGRAM X57-712 IC404 BD4845FVE IC403 BD4840FVE IC1 MB15A02PFV2E1 RESET RESET PLL_DAT PLL_CLK PLL_STB D401 IC401 Q4 2SK508NV(K52) RB521S-30 XC6204B502MR D4,D7 1SV325F D10 1SV278F PROTECT Loop Q405 RT1P237U-T111 Filter Q5 RT1P430U 12.8MHz 5C_C L77-1931-05 Q403 CPH3317 QTTCXO Q3 2SK508NV(K52)
  • Page 31 TK-2212L BLOCK DIAGRAM TX/RX:136.00~174.00MHz Q2 2SC5108(Y)F D101,D202 Q102 Q103 Q106 D103,D104 HVC131 Q6 2SC5108(Y)F UPB1509GV 2SC5108(Y)F HSC277 2SC4926YD 2SK2596-E 2SK2595-E D105,D106 HSC277 BUFF DIVIDER DRIVE FINAL Q104 RT1N141U Q109 IC101 Q105 2SK879(Y)F RT1P441U TA75W01FUF CURRENT Q108 2SK1824-A DCSW Q8 2SC5383-T111...

  • Page 32: Level Diagram

    TK-2212L LEVEL DIAGRAM...

  • Page 33: Optional Accessories

    TK-2212L OPTIONAL ACCESSORIES KSC-35 (RAPID CHARGER) KNB-45L (Li-ion BATTERY PACK) ■ External View ■ External View ■ Specifications ■ Specifications Charging time ..... KNB-45L : Approx.180 minutes Voltage ....7.4V (3.7V x 2) Dimensions (Charger only) ..86.3W x 43.2H x 100.0D (mm) Battery capacity ...

  • Page 34: Specifications

    Unit 3712-3724, Level 37, Tower one Metroplaza, 223 Hing Fong Road, Bp 58416 Villepinte, 95944 Roissy Ch De Gaulle Cedex Kwai Fong, N.T., Hong Kong KENWOOD House, Dwight Road, Watford, Herts., 1 Ang Mo Kio Street 63, Singapore 569110 WD18 9EB United Kingdom...
  • Page 35 TK-2212L TK-2212L PC BOARD PC BOARD TX-RX UNIT (X57-7120-11) Component side view (J79-0074-09) TX-RX UNIT (X57-7120-11) Component side view (J79-0074-09) J79-0074-09 R438 FUSE TH203 C430 L402 C424 CP407 F401 C201 L404 CP406 CP404 C406 C405 C217 CN13 R412 R211 R141...
  • Page 36 TK-2212L TK-2212L PC BOARD PC BOARD TX-RX UNIT (X57-7120-11) Foil side view (J79-0074-09) TX-RX UNIT (X57-7120-11) Foil side view (J79-0074-09) J79-0074-09 R237 CN201 R470 D106 R239 CD201 D105 C263 Q205 XF201 C149 D402 L116 C153 R234 C264 C266 C241 C348...
  • Page 37 TK-2212L SCHEMATIC DIAGRAM Note : The components marked with a dot ( ● ) are parts of layer 1. TX-RX UNIT (X57-7120-11) D4,7 FREQUENCY RF BUFFER AMP VCO OSCILLATION (TX) 220n ANT SW CONTROL T:3.42V TX DRIVE AMP 2.73V D103 /TX VCO 0.72V...
  • Page 38 TK-2212L TK-2212L BLOCK DIAGRAM BLOCK DIAGRAM X57-712 IC404 BD4845FVE IC403 BD4840FVE TX/RX:136.00~174.00MHz IC1 MB15A02PFV2E1 Q2 2SC5108(Y)F RESET RESET PLL_DAT PLL_CLK PLL_STB D401 IC401 RB521S-30 XC6204B502MR Q4 2SK508NV(K52) D4,D7 1SV325F D101,D202 Q102 Q103 Q106 D103,D104 HVC131 D10 1SV278F Q6 2SC5108(Y)F UPB1509GV...

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