Kenwood TK-5220 K Service Manual
  1. Manuals
  2. Brands
  3. Kenwood Manuals
  4. Transceiver
  5. TK-5220 K
  6. Service manual
Kenwood TK-5220 K Service Manual

Kenwood TK-5220 K Service Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
VHF P25 TRANSCEIVER
TK-5220
SERVICE MANUAL
TK-5220 K2
Knob (Selector)
(K29-9408-13)
Knob (Volume)
(K29-9407-03)
Badge
(B43-1634-04)
Knob (PTT)
(K29-9405-03)
Packing (18 key)
(G53-1766-11)
Plastic cabinet assy
(18 key)
(A02-4003-23)
Does not come with antenna. Antenna is available
as an option.
GENERAL ................................................................... 2
SYSTEM SET-UP ....................................................... 3
REALIGNMENT ......................................................... 4
INSTALLATION .......................................................... 6
DISASSEMBLY FOR REPAIR .................................... 7
CIRCUIT DESCRIPTION .......................................... 11
COMPONENTS DESCRIPTION ............................... 17
PARTS LIST ............................................................. 19
EXPLODED VIEW .................................................... 30
PACKING .................................................................. 31
TROUBLE SHOOTING ............................................ 32
ADJUSTMENT ........................................................ 35
This product complies with the
RoHS
Helical Antenna
(KRA-22: option)
CONTENTS
directive for the European market.
© 2009-9 PRINTED IN JA PAN
B51-8882-00 ( N ) 648
TK-5220 K
TERMINAL FUNCTION ........................................... 56
CONTROL UNIT (X53-4480-XX) ........................ 64
TX-RX UNIT (X57-7820-10) ............................... 68
INTERCONNECTION DIAGRAM ............................ 72
SCHEMATIC DIAGRAM .......................................... 74
BLOCK DIAGRAM .................................................. 88
LEVEL DIAGRAM ................................................... 92
KNB-47L (Li-ion Battery Pack) .......................... 93
KNB-48L (Li-ion Battery Pack) .......................... 93
SPECIFICATIONS ................................. BACK COVER
Knob (Selector)
(K29-9408-13)
Knob (Volume)
(K29-9407-03)
Badge
(B43-1634-04)
Knob (PTT)
(K29-9405-03)
Packing (6 key)
(G53-1765-11)
Plastic cabinet assy
(6 key)
(A02-4002-23)
This product uses Lead Free solder.

Advertisement

Table of Contents
loading

Related Manuals for Kenwood TK-5220 K

Summary of Contents for Kenwood TK-5220 K

  • Page 1: Table Of Contents

    VHF P25 TRANSCEIVER TK-5220 SERVICE MANUAL © 2009-9 PRINTED IN JA PAN B51-8882-00 ( N ) 648 TK-5220 K2 TK-5220 K Helical Antenna (KRA-22: option) Knob (Selector) Knob (Selector) (K29-9408-13) (K29-9408-13) Knob (Volume) Knob (Volume) (K29-9407-03) (K29-9407-03) Badge Badge (B43-1634-04)

  • Page 2: General

    fi rmware under the license of Digital Voice Systems,Inc. ages resulting from the use of the information contained herein. Kenwood reserves the right to make changes to any Transceivers containing IMBE™ Vocoder: products herein at any time for improvement purposes.

  • Page 3: System Set-Up

    Frequency range (MHz) RF power Type DTMF keypad License and frequency allocated by FCC TX/RX 136~174 TK-5220 K Choose the type of transceiver TX/RX 136~174 TK-5220 K2 A personal computer, programming interface (KPG-36/36A), USB adapter (KCT-53U), and programming software (KPG-112D) Transceiver programming are required for programming.

  • Page 4: Realignment

    TK-5220 REALIGNMENT 1. Modes 5. PC Mode 5-1. Preface User mode The transceiver is programmed by using a personal com- puter, programming interface (KPG-36/36A), USB adapter (KCT-53U) and programming software (KPG-112D). Panel test mode Panel tuning mode The programming software can be used with a PC or compatible.
  • Page 5 TK-5220 REALIGNMENT 5-3. KPG-36/KPG-36A description Note: (PC programming interface cable: Option) This mode cannot be entered if the Firmware Program- ming mode is set to Disable in the Programming soft- The KPG-36/36A is required to interface the transceiver ware. to the computer. It has a circuit in its D-sub connector (KPG- 36: 25-pin, KPG-36A: 9-pin) case that converts the RS-232C 6-4.

  • Page 6: Installation

    TK-5220 INSTALLATION 5. Attach the cushion (G13-1974-04) to the VGS-1 as shown Voice Guide & Storage Unit (VGS-1: Option) in the fi gure. ■ Installing the VGS-1 (Voice Guide & Storage Note: Unit) in the transceiver Be sure not to cover the VGS-1 connector with the cush- 1.

  • Page 7: Disassembly For Repair

    TK-5220 DISASSEMBLY FOR REPAIR 1. Precautions for Waterproof • Do not remove the black sheet from the reverse side of the transceiver (refer to the illustration right). Removal of this sheet decreases the waterproof effi ciency of the transceiver and may cause malfunctions if water seeps into the transceiver.
  • Page 8 TK-5220 DISASSEMBLY FOR REPAIR 3. Precautions for Reassembly ■ Installing the lithium cell (W09-0971-05) Insert a lithium cell into one side of the socket (CN401). ■ Mounting the chassis onto the case Push the lithium cell to insert the lithium cell into the 1.
  • Page 9 TK-5220 DISASSEMBLY FOR REPAIR ■ Forming the VOL/CH FPC, Cord ASSY and Uni- ■ Relay hardware (E29-1221-14) installation proce- versal connector FPC dure Form the VOL/CH FPC, Cord ASSY and Universal con- 1. Fit one side of the relay hardware to a right corner of the chassis using a pair of tweezers q.
  • Page 10 Part Number Remark Sticker B42-7443-04 “P25” is printed. Plastic Cabinet (6-key) A02-4002-23 Badge B43-1634-04 “KENWOOD” is printed. Plastic Cabinet (18-key) A02-4003-23 Fibrous Sheet (SP) G10-1373-04 Used for fi xing the LCD ASSY on the Illumination Guide (LCD). LCD ASSY B38-0923-05...

  • Page 11: Circuit Description

    TK-5220 CIRCUIT DESCRIPTION 1. Overview 2. Frequency Confi guration The TK-5220 is a VHF portable transceiver designed to The receiver is a double-conversion superheterodyne operate in the frequency range of 136 to 174MHz. The unit using the first intermediate frequency (IF) of 58.05MHz consists of receiver, transmitter, phase-locked loop (PLL) and the second IF of 450kHz.
  • Page 12 TK-5220 CIRCUIT DESCRIPTION 3-3. Audio Amplifi er Circuit 3-4. Squelch Circuit Audio processing (high-pass filter, low-pass filter, de- It amplifies the demodulated noise signal from IC108 emphasized and so on) at FM mode and decoding at P25 after filtering through the BPF circuit. Then, the amplified mode are processed by DSP.
  • Page 13 TK-5220 CIRCUIT DESCRIPTION 4-3. VOX 4-5. APC Circuit IC716 (2/2) amplifi es the audio signal captured in the mi- The APC circuit always monitors the current flowing crophone. The signal is then converted into the DC voltage, through the RF power amplifi er (Q106) and keeps a constant rectifi...
  • Page 14 TK-5220 CIRCUIT DESCRIPTION 5-3. PLL IC (IC3) 5-4. Doubler (Q4) The PLL IC compares the differences in phases of the The doubler (Q4) extracts the twice harmonic component VCO oscillation frequency and the VCTCXO reference from the signal from the VCO. This twice harmonic compo- frequency, returns the difference to the VCO CV terminal nents is then fed into PLL (IC3) through band pass fi...
  • Page 15 TK-5220 CIRCUIT DESCRIPTION 6-2. Memory Circuit 6-6. DSP The memory circuit consists of the ASIC (IC108) and the The DSP circuit consists of a DSP (IC102) and processes SRAM (IC103) and fl ash memory (IC101). The fl ash memory the base band signal. The DSP operates on an external clock has capacity of 32M-bit that contains the transceiver control of 18.432MHz (the same as the IC108), the I/O section op- program for the ASIC and stores the data.
  • Page 16 TK-5220 CIRCUIT DESCRIPTION 8. Signaling Circuit TX-RX unit (X57) F400 RF Final AMP 8-1. Encode (QT/DQT/DTMF/2-tone/MSK) 2.5A Each signaling data signal of QT, DQT, DTMF, 2-tone IC400 /SAVE and MSK is generated by the DSP circuit, superposed on Q405 a modulation signal and output from IC108. The modula- /5TC TX circuit 50T SW...

  • Page 17: Components Description

    TK-5220 COMPONENTS DESCRIPTION Control unit (X53-4480-XX) Ref. No. Part Name Description Ref. No. Part Name Description Q103 12key backlight switch LCD contrast Q401,402 Level converter IC101 FLASH ROM Q403 Transistor SB2 switch Q404 SB2 switch control IC102 IC103 SRAM Q405 AF AMP switch IC104 2 input AND gate...
  • Page 18 TK-5220 COMPONENTS DESCRIPTION TX-RX unit (X57-7820-10) Ref. No. Part Name Description Ref. No. Part Name Description Q202 Transistor IF AMP Temperature sensor Q203 Mixer AF AMP for VCO tune Q204 RF AMP PLL IC Q401 50R switch OP AMP (VCO MOD/APC) Q402 50IF switch DC AMP for TCXO MOD...

  • Page 19: Parts List

    ADHESIVE SHEET (6KEY FPC) B42-7163-04 STANDARD LABEL 1A,2A J99-0714-04 ADHESIVE SHEET (LCD) ✽ B42-7443-04 STICKER (P25) J99-0715-08 ADHESIVE SHEET (UNIVERSAL) B43-1634-04 BADGE (KENWOOD) J99-0719-04 ADHESIVE SHEET (SP-SHELD) ✽ B62-2204-00 INSTRUCTION MANUAL J99-0725-04 ADHESIVE SHEET (T-BLOCK) D32-0446-14 STOPPER (16CH) J99-0727-04 ADHESIVE SHEET (IP TOP)
  • Page 20 TK-5220 PARTS LIST CONTROL UNIT (X53-4480-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C12-15 CK73HB1H471K CHIP C 470PF C424,425 CK73HB1A104K CHIP C 0.10UF C16,17 CC73HCH1H101J CHIP C 100PF C427 CK73HB1E103K...
  • Page 21 TK-5220 PARTS LIST CONTROL UNIT (X53-4480-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C742 CK73GB1E105K CHIP C 1.0UF CN401 J19-5386-05 HOLDER C743 CK73HB0J105K CHIP C 1.0UF C744-746 CK73HB1E103K CHIP C 0.010UF...
  • Page 22 TK-5220 PARTS LIST CONTROL UNIT (X53-4480-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R121-123 RK73HB1J104J CHIP R 100K 1/16W R435,436 RK73HB1J104J CHIP R 100K 1/16W R126 RK73HB1J101J CHIP R 1/16W R437...
  • Page 23 TK-5220 PARTS LIST CONTROL UNIT (X53-4480-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R543 RK73HB1J101J CHIP R 1/16W R789 RK73HB1J154J CHIP R 150K 1/16W R544 RK73HB1J102J CHIP R 1.0K 1/16W R790...
  • Page 24 TK-5220 PARTS LIST CONTROL UNIT (X53-4480-XX) TX-RX UNIT (X57-7820-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R31-0666-05 VARIABLE RESISTOR IC710,711 TC75W51FK (F) MOS-IC IC712 TC7S66FUF MOS-IC S60-0437-05 ROTARY SWITCH IC713 TC75W51FK (F)
  • Page 25 TK-5220 PARTS LIST TX-RX UNIT (X57-7820-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation CC73HCH1H220G CHIP C 22PF C112 CC73HCH1H560J CHIP C 56PF CK73HB1H471K CHIP C 470PF C114,115 CK73HB1H102K CHIP C 1000PF...
  • Page 26 TK-5220 PARTS LIST TX-RX UNIT (X57-7820-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C212 CC73HCH1H680J CHIP C 68PF C311 CK73HB1C103K CHIP C 0.010UF C213 CK73HB1C103K CHIP C 0.010UF C312 CK73GB1H104K...
  • Page 27 TK-5220 PARTS LIST TX-RX UNIT (X57-7820-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation L16-20 L40-2285-92 SMALL FIXED INDUCTOR (220NH) RK73HB1J102J CHIP R 1.0K 1/16W L40-5678-67 SMALL FIXED INDUCTOR (56NH) RK73HB1J106J CHIP R 1/16W...
  • Page 28 TK-5220 PARTS LIST TX-RX UNIT (X57-7820-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R126 RK73HB1J273J CHIP R 1/16W R238 RK73HB1J222J CHIP R 2.2K 1/16W R127 RK73HB1J473J CHIP R 1/16W R239,240 RK73HB1J823J...
  • Page 29 TK-5220 PARTS LIST TX-RX UNIT (X57-7820-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R427 RK73HB1J391J CHIP R 1/16W 2SJ347F R428 RK73HB1J821J CHIP R 1/16W 2SK508NV (K52) R429,430 RK73GB2A000J CHIP R 1/10W...

  • Page 30: Exploded View

    TK-5220 EXPLODED VIEW Control unit (X53) Optional board unit (X57 B/2) Hx10 TX-RX unit (X57 A/2) : N08-0564-04 : N09-2426-14 : N09-2440-15 : N09-6549-04 : N09-6554-05 : N14-0844-04 H M2 x 5 : N83-2005-48 Parts with the exploded numbers larger than 700 are not supplied. 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.

  • Page 31: Packing

    TK-5220 PACKING 60 Belt clip (B09-0712-03) (J29-0730-05) 53 Packing (Cap) (G53-1769-04) G Pan head machine screw (N30-3008-60)x2 A Dressed screw (N08-0564-04) 50 Packing fixture (H12-4228-12) 61x2 Carton board (H13-2130-04) 14 Instruction manual Pamphlet (B62-2204-00) 50 Packing fixture (H12-4228-12) 55 Item carton case (H52-2337-02) Parts with the exploded numbers larger than 700 are not supplied.

  • Page 32: Trouble Shooting

    TK-5220 TROUBLE SHOOTING Fault Diagnosis of the BGA (Ball Grid Array) IC ■ Overview A fl owchart for determining whether or not the transceiver can be powered on (the LCD does not function even if the power switch is turned on) due to broken BGA parts. ■...
  • Page 33 TK-5220 TROUBLE SHOOTING When a normal ● Checking the output signal value is confirmed. from the ASIC When an abnormal value is confirmed. Points to be checked Normal voltage Remove R432. If the ASIC side is 0V, SBC R432 3.3V the ASIC/FLASH/SRAM may be broken.
  • Page 34 [X53-448] TK-52_5320S1K (No DTMF keypad) or TK-52_5320S2K (with Kenwood ESN DTMF keypad) Type: K The same number as the Kenwood ESN label is written. The same number as the P25 ESN/ The shielding plate is soldered P25 ESN MPT ESN/Product Number label is on the Service Control unit written.

  • Page 35: Adjustment

    TK-5220 TROUBLE SHOOTING Note: • When a new printed circuit board is used, the Kenwood (Not used) ESN changes, as does the Transceiver Information dis- play of the KPG-112D, but this does not have any effect P25 ESN Label on the operation of the transceiver.
  • Page 36 TK-5220 ADJUSTMENT ■ Key operation • LED indicator Red LED Lights during transmission. “FNC” not appears on the sub LCD display Green LED Lights when there is carrier. Function Display • Sub LCD indicator [Selector] - “FNC” Appears at function on. Push: Test channel up Hold: Test channel up Channel No.
  • Page 37 TK-5220 ADJUSTMENT ■ Transceiver tuning (To enter tuning mode) • Analog mode signaling To enter tuning mode, press the [ ] key while the trans- ceiver is in test mode. Use the [ ] key to write tuning data None None through tuning modes, and the [ ] key to adjust tuning...
  • Page 38 TK-5220 ADJUSTMENT ■ Adjustment item supplement Adjustment Item Description LCD contrast The contrast of LCD display can be changed. “Counterclockwise Volume” is adjusted at the minimum volume position. Counterclockwise Volume “Clockwise Volume” is adjusted at the maximum volume position. These adjustments can correct the volume variation. Both “Counterclockwise Volume”...
  • Page 39 TK-5220 ADJUSTMENT ■ Adjustment item and Display Adjusutment Main LCD Adjust item (Analog Wide) (Analog Narrow) (P25 Narrow) Order Sub LCD display item display Number Adjustment range 1 point ADJ Common LCD contrast CNTR Section 2 1~256 1 point ADJ Counterclockwise VOL measurement Common...
  • Page 40 TK-5220 ADJUSTMENT Adjusutment Main LCD Adjust item (Analog Wide) (Analog Narrow) (P25 Narrow) Order Sub LCD display item display Number Adjustment range - *1 (ASQDET Receive Open Squelch measurement value) Section 5 1~256 - *1 (RSSI measurement Receive Low RSSI LRSSI value) Section 6...
  • Page 41 TK-5220 ADJUSTMENT [Side2] Analog MAX Deviation Analog MAX Deviation Narrow Wide ADEV ADEV ] press ] hold 5 reference level Adjustments [Side2] QT Deviation QT Deviation Narrow Wide ] press ] hold [Side2] DQT Deviation DQT Deviation Narrow Wide ] press ] hold [Side2] DTMF Deviation...
  • Page 42 Li-ion High Capacity Battery: R1=Open In order to turn the volume nut and the channel selector Li-ion Normal Capacity Battery: R1=560kΩ nut, use a recommendation tool. KENWOOD part No.: W05-1123-00 Schematic diagram ■ Battery jig (W05-1370-00) –Terminal Connect the power cable properly between the battery...
  • Page 43 TK-5220 ADJUSTMENT ■ Universal connector BLU (7) To transceiver PTT SW Use the interface cable (KPG-36/36A) for PC tuning or the lead wire with plug (E30-3287-28) and screw (N08-0535- BRN (10) 08) for panel tuning. Connect the plug to the universal con- nector of the transceiver and tighten the screw.
  • Page 44 TK-5220 ADJUSTMENT Radio Check Section Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel test mode PC test mode Unit Terminal Unit Parts Method equipment 1. Frequency 1) CH-Sig: 1-1 1) Test Channel f. counter Panel Check an internal ±0.5ppm check PTT: ON...
  • Page 45 TK-5220 ADJUSTMENT Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel test mode PC test mode Unit Terminal Unit Parts Method equipment 5. Sensitivity 1) CH-Sig: 1-1 1) Test Channel Check 12dB SINAD or check SSG output Channel: 1 AF VTVM Universal more...
  • Page 46 TK-5220 ADJUSTMENT Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 5. Receive 1) Adj item: [RAST] 1) Adj item: Panel [Panel The sub LCD display 2.5V±0.1V Assist Adjust: [✳✳✳✳] [Receive Assist] tuning...
  • Page 47 TK-5220 ADJUSTMENT Transmitter Section Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 1. High 1) Adj item: [HIPWR] 1) Adj item: [High Power Panel Panel [Panel 5.0W ±0.2W Transmit Adjust: [✳✳✳✳]...
  • Page 48 TK-5220 ADJUSTMENT Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 5. Maximum 1) Adj item: [An ADEV] 1) Adj item: [Maximum Deviation Panel Panel [Panel Write the same 2050~2150Hz Deviation Adjust: [✳✳✳✳]...
  • Page 49 TK-5220 ADJUSTMENT Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 7. DQT 1) Adj item: [An DQT] 1) Adj item: [DQT Devia- Deviation Panel Panel [Panel Write the value as 0.35kHz±0.05kHz Deviation Adjust: [✳✳✳✳]...
  • Page 50 TK-5220 ADJUSTMENT Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 10. MSK 1) Adj item: [An MSK] 1) Adj item: [MSK Devia- Deviation Panel Panel [Panel Write the value as 1.50kHz±0.05kHz Deviation Adjust: [✳✳✳✳]...
  • Page 51 TK-5220 ADJUSTMENT ■ Necessary Deviation adjustment item for each signaling and mode The following shows the necessary adjustment items for each signaling deviation. Please read the following table like the following example. In the case of the signaling “QT (Wide)”, this signaling is composed of three elements [Balance, Maximum Deviation (Analog Wide) and QT Deviation (Wide)]. Please adjust Balance and Maximum Deviation (Analog Wide) before adjusting QT Deviation (Wide).
  • Page 52 TK-5220 ADJUSTMENT Receiver Section Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 1. AF level [Panel test mode] 1) Test Channel Panel Panel Volume Turn the Volume 0.63V±0.1V setting 1) CH-Sig: 1-1...
  • Page 53 TK-5220 ADJUSTMENT Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 4. RSSI 1) Adj item: [An RRSSI] 1) Adj item: Panel [Panel tuning mode] reference Adjust: [✳✳✳] [RSSI Reference Distortion Universal...
  • Page 54 TK-5220 ADJUSTMENT Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 6. Low RSSI 1) Adj item: [An LRSSI] 1) Adj item: [Low RSSI Panel [Panel tuning mode] at –118dBm Adjust: [✳✳✳] (Analog Narrow)]...
  • Page 55 TK-5220 ADJUSTMENT Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 8. Tight 1) Adj item: [An SQLT] 1) Adj item: [Tight Panel [Panel tuning mode] Squelch Adjust: [✳✳✳] Squelch (Analog Universal After input signal...

  • Page 56: Terminal Function

    TK-5220 TERMINAL FUNCTION Control unit (X53-4480-XX) Pin No. Name Function Pin No. Name Function Power output after passing through the fuse Chip select output Power input after power switch /RES LCD reset output CN404 Address bus 0 output LED_G Green LED control output WR bus output /EMG Emergency (Orange) key input...
  • Page 57 TK-5220 TERMINAL FUNCTION Pin No. Name Function Pin No. Name Function Thermistor voltage input OPT2 PLL lock detect input 38M output RXEO Refer to “CN710 26-pin connector SCK1 PLL clock output RXEI specifi cation” described on pages 60 to 62. S_DET Battery select input OPT6...
  • Page 58 TK-5220 TERMINAL FUNCTION Option board unit (X57-7820-10 B/2) Pin No. Name Function Side_G Key matrix input (SIDE1,2 key) Pin No. Name Function CN736 Side_1 Key matrix output (SIDE1 key) OPT1 W_/N No connection SDO1 PLL serial data input OPT3 26P_RD Side_2 Key matrix output (SIDE2 key) /PCS_RF...
  • Page 59 TK-5220 TERMINAL FUNCTION Universal connector Rating and Condition Signal Pin No. Name I/O Function Type Parameter Unit EXT/INT speaker switch input Digital L: External speaker ON H: Internal speaker ON [8Ω load] Max output power (1kHz, Batt=7.5V) Analog BTL output + for external speaker [8Ω...
  • Page 60 TK-5220 TERMINAL FUNCTION CN710 26-pin connector specifi cation Rating and Condition Pin No. Name Signal Type Parameter Unit OPT1 [Input] VIH OPT4 [Input] VIL OPT5 Digital [Output] VOH OPT8 [Output] VOL OPT11 OPT3 [Input] VIH OPT7 [Input] VIL Digital OPT2 [Output] VOH OPT6 [Output] VOL...
  • Page 61 TK-5220 TERMINAL FUNCTION Rating and Condition Pin No. Name Signal Type Parameter Unit Output Amplitude (1kHz, 60% deviation) mVp-p Coupling Capacitor µF RXEO Analog Output Impedance 2.2k Ω Allowable Frequency 3000 Input Amplitude (1kHz, 60% deviation) mVp-p Coupling Capacitor µF RXEI Analog Input Impedance...
  • Page 62 TK-5220 TERMINAL FUNCTION Pin No. Name Device Connection Function ANI board 26P_TD VGS-1 Serial data output ANI board PTT signal output OPT4 VGS-1 Enable ANI board OPT10 VGS-1 USEL UART speed select output ANI board Emergency Emergency signal output OPT5 VGS-1 Reset output ANI board...
  • Page 63 TK-5220 TERMINAL FUNCTION CN736 Option board connector specifi cation Pin No. Name Device Connection Function [COR] Conv/LTR L: Activity receiving H: Not activity receiving [TOR] Conv/LTR L: Activity receiving (Sub Tone or LTR ID is OK) OPT1 ANI board Aux Output H: Not activity receiving [LOK] Conv...

  • Page 64: Pc Board

    TK-5220 PC BOARD CONTROL UNIT (X53-4480-XX) -10: K -11: K2 Component side view (J79-0131-39) J79-0131-39 Ref. No. Address Ref. No. Address Ref. No. Address IC415...
  • Page 65 TK-5220 PC BOARD CONTROL UNIT (X53-4480-XX) -10: K -11: K2 Component side view (J79-0131-39) CN22 CN23 /RES R406 C452 R500 CN24 Component side Layer 1 Layer 2 Layer 3 Layer 4 Layer 5 Layer 6 Foil side...
  • Page 66 TK-5220 PC BOARD CONTROL UNIT (X53-4480-XX) -10: K -11: K2 Foil side view (J79-0131-39) R402 D409 L719 R472 R496 R442 C429 Q405 L410 R474 C440 IC413 C415 + R462 L401 R133 R489 C437 C416 R132 R471 C438 R490 R495 C806 C424 R140 R484...
  • Page 67 TK-5220 PC BOARD CONTROL UNIT (X53-4480-XX) -10: K -11: K2 Foil side view (J79-0131-39) R735 Q102 Q101 C712 R750 R112 R117 R114 R745 IC707 C115 R106 R793 C717 C722 R829 C767 R758 R755 R108 R753 C745 L710 C108 C118 D101 R847 R414 C731...

  • Page 68: Tx-Rx Unit (X57-7820-10)

    TK-5220 PC BOARD TX-RX UNIT (X57-7820-10) (A/2) Component side view (J79-0127-39 A/2) C131 C152 C127 R165 C141 R149 R150 R164 Q105 R155 R157 R319 Q104 C128 R131 R170 D106 C123 D103 R134 C129 R126 C120 R166 C168 R321 R254 R253 C262 R251 R221...
  • Page 69 TK-5220 PC BOARD TX-RX UNIT (X57-7820-10) (A/2) Component side view (J79-0127-39 A/2) C141 R144 R147 C143 C458 Side_G Side_1 C457 R148 C468 Side_2 C133 R151 TX-RX UNIT C499 (X57-7820-10) (B/2) R420 Q107 Q405 R155 R421 R157 C410 D400 RXEO OPT9 R407 D401 F400...
  • Page 70 TK-5220 PC BOARD TX-RX UNIT (X57-7820-10) (A/2) Foil side view (J79-0127-39 A/2) R162 R163 L118 C154 L115 C166 TX-RX UNIT (X57-7820-10) (B/2) CN102 C149 J79-0127-39 B/2 L110 C146 C135 L117 C414 26 POW OPT6 C299 RXEI D209 R422 C466 RXEO D211 R438 OPT2...
  • Page 71 TK-5220 PC BOARD TX-RX UNIT (X57-7820-10) (A/2) Foil side view (J79-0127-39 A/2) L112 C173 C134 L106 R142 R137 R133 C130 L108 R171 C124 Q106 Q103 R124 C178 L103 C114 R123 R103 L104 C102 C115 C116 C111 L100 R102 C160 R119 C101 C106 R120...

  • Page 72: Interconnection Diagram

    TK-5220 INTERCONNECTION DIAGRAM POWER SW/ CHANNEL SWITCH UNIT AF VOL SELECTOR X41-377 6KEY/SP/MIC CN403 CN23 /RES CONTROL PCB X53-448 CN701 CN710 CN405 CN736 UNIVERSAL CONNECTOR OPTION PCB X57-782 B/2...
  • Page 73 TK-5220 INTERCONNECTION DIAGRAM CORD ASSY CN404 CN400 X42-338 LED_G LED_G /EMG /EMG LED_R LED_R /SAVE /SAVE I2CCK I2CCK /5TC /5TC I2CSDA I2CSDA /T_R /T_R ASSIST ASSIST SWITCH UNIT VAGC VAGC X41-376 TCXO_MOD TCXO_MOD PGND CN401 RSSI RSSI PGND AGND Side_G Side_1 Side_1 Side_2...

  • Page 74: Schematic Diagram

    TK-5220 SCHEMATIC DIAGRAM CONTROL UNIT (X53-4480-XX) R406 /LCDRST IC402 R407 TC7WZ245FK-F LCD CONTRAST NJM2130F3-ZB R408 IC401 TC74LCX245FK -7.13V 3.28V 100p C402 0.1u /CS4 C405 2.2u16 IC401,402 BUS SW IC403 -9.74V LM2682MMX C403 4.92V 2.2u16 C401 R409 0.1u L707 VoUT VOLTAGE DOUBLING INVERTER D101,Q101-103...
  • Page 75 TK-5220 SCHEMATIC DIAGRAM CONTROL UNIT (X53-4480-XX) X2_CLKIN L712 R126 100 MCDIAF R127 0 DVSS7 R128 0 BCLKX1 MCSCKAF R135 100k CVSS8 FSDET CVDD5 C119 1u R141 100k INT3 INT3 CVSS9 INT2 DVDD5 C101 INT1 /DINT R150 1k 0.1u INT0 /SYMTIM R142 100k 33MDSP /DWUP...
  • Page 76 TK-5220 SCHEMATIC DIAGRAM CONTROL UNIT (X53-4480-XX) GPIo7 ASQDET AUD_IREFC X2_CLKIN AD12_IREFF R158 XTALI XTALo CN104 DSPCK /RINT USRCKI ADD0 ADD1 ADD2 ADD3 ADD4 ADD5 L713 ADD6 ADD7 IC107 BUFFER ADD8 SM5023CNDH-G X102 ADD9 18.432MHz ADD10 C130 ADD11 oUTPUT 0.01u ADD12 R165 INHN ADD13...
  • Page 77 TK-5220 SCHEMATIC DIAGRAM CONTROL UNIT (X53-4480-XX) GPIo7 GPIo7 33A-1 IC108 ASIC R470 IFADCN 33MAS 33MAS 33A-1 33A-1 SPCS10 SPCS10 RESET X53-448 4/10...
  • Page 78 TK-5220 SCHEMATIC DIAGRAM CONTROL UNIT (X53-4480-XX) C459 GPIo7 L101 470p 33A-1 C460 L102 VOL SW/ENC 6800p C461 POWER SW/AF VOL 470p DGND3 CN403 R501 DGND2 DGND1 2.2k L714 R506 VOL_GND DVDIo7 L403 2.2k L716 DVDIo6 DVDIo5 R510 CHANNEL SELECTOR ENC3 DVDIo4 R509 AGND...
  • Page 79 TK-5220 SCHEMATIC DIAGRAM CONTROL UNIT (X53-4480-XX) D702 R819 MA2S111-F R790 CONTROL ASQDET Q701 R798 100k 2SA1832(GR)F C719 OPT10 C755 47p 0.1u R803 OPT SW R747 ASQ DET NOISE ASQAPC IC711 DETECTOR TC75W51FK(F) D705 R824 SQL BPF/ RB706F-40 R739 C716 SQL DC AMP R809 C771 680p...
  • Page 80 TK-5220 SCHEMATIC DIAGRAM CONTROL UNIT (X53-4480-XX) R : 5.14V Q406 Q406,407 2SB1132(Q,R) R471 VOLTAGE REGULATOR (AF AMP) R496 100k Q407 UMG3N Q405 IC413 AUDIO AF AMP SW TPA6201A1DRBR R459 SHUTDoWN Q405 C440 0.1u SSM6N16FE-F BYPASS C437 R489 D409 0.056u MA2S111-F SP CONTROL C438 R490...
  • Page 81 TK-5220 SCHEMATIC DIAGRAM CONTROL UNIT (X53-4480-XX) SWITCH UNIT (X41-3770-10) CN23 AGND R20 1k 6_/KEYI0 6_/KEYI0 R21 1.2k BL_SB BL_SB R22 1k 6_KEYO1 6_KEYO1 6KEY R23 1k 6_KEYO0 6_KEYO0 R25 1.2k BL_SB R24 1k 6_KEYO2 6_KEYO2 R26 1k 6_/KEYI1 6_/KEYI1 D18,19 SURGE ABSORPTION R846...
  • Page 82 TK-5220 SCHEMATIC DIAGRAM CONTROL UNIT (X53-4480-XX) D405,406,IC407 VOLTAGE REGULATOR (33M) DC/DC CONVERTER L402 L401 IC404 XC6204B332D 3.284V VOUT R438 3.82V 100k L702 IC407 R456 LT1616ES6-PBF 470k R439 D416 100k Q402 R548 47K SSM6N16FE-F D416 LEVEL CONVERTER 33A CONTROL R435 100k DC/DC CONVERTER (15M) R454 IC717...
  • Page 83 TK-5220 SCHEMATIC DIAGRAM CONTROL UNIT (X53-4480-XX) DC SW DC SW POWER SUPPLY CN402 7.49V Q414 Q415 EMD12 EMD12 BATT INT 7.49V 6.05V DC SW IC414 CN404 XC61CC5602NR D408 Q408 R511 1k LED_G DC/DC EMD12 LED_G RESET CONVERTER R512 100 /EMG CONTROL /EMG R513 1k...
  • Page 84 TK-5220 SCHEMATIC DIAGRAM TX-RX UNIT : (X57-7820-10) (A/2) R501 CN400 SWITCH UNIT LED_G LED_G (X41-3760-10) C441 47p CN401 R490 /EMG /PTT C442 47p LED_R Side_G LED_R Side_G C443 47p R500 SIDE 1 SIde_1 SIde_1 Side_2 Side_2 TX/RX LED C444 47p TX/RX LED SIDE 2 /SAVE...
  • Page 85 TK-5220 SCHEMATIC DIAGRAM TX-RX UNIT (X57-7820-10) (A/2) /T_R Q1,2,13 R : 4.967V R : 4.66V BUFFER T : 0.37V T : 4.78V HVC131 HVC131 R : 3.265V SWITCH T : 95mV R : 2.225V 470p 470p 1000p D5,6 T : 2.4V D2,3 R : 160mV R : 1.88V...
  • Page 86 TK-5220 SCHEMATIC DIAGRAM TX-RX UNIT (X57-7820-10) (A/2) CN102 TH100 100k -t ° PRE-FINAL AMP Q103 RD01MUS1-T113 R : 0V DRIVE AMP T : 2.11V Q102 BUFFER AMP L105 2SK3077F C178 R124 C117 R : 4.769V R : 17.5mV T : 4.789V LOCAL SWITCH T : 1.596V R : 1.53V...
  • Page 87 TK-5220 SCHEMATIC DIAGRAM TX-RX UNIT (X57-7820-10) (A/2) D105 R : 0.5mV ANTENNA T : 1.615V RF FINAL AMP SWITCH HVC131 L109 L110 L113 H : 2.44V L119 L118 L114 D104 Q106 C166 C136 L : 1.92V RD07MVS1BT122 1000p HVC131 C142 C146 C180 L108...

  • Page 88: Block Diagram

    TK-5220 BLOCK DIAGRAM Control unit (X53-4480-XX) X102 18.432MHz SM5023CNDH-G IC107 TCXO IC101 IC103 Flash SRAM IC102 /DRST,DCLK,/SYMTIM,/RSSITIM, /DINT,/SWUP,FSDET,/HINT IC401 TC74LCX245FK MCD1AF,/MCSCKAF,/MCCSAF,MCD0AF,MCD1CN, BUS SW IC402 TC7WZ245FK-F /MCCXCN,/MCD0CN,/MCCSRCN,MCSCKCN D0~15,A0~20,/RD,/WR,/CS0,/CS2,/CS3,/CS4/HDS2,/HRDY /LCDRST TXD0 RXD0 IC703 RTS0 M62364FP-F(7/8) CTS0 LCDCNT /PTT IC105 /UDET XC6109C29ANN NJM2130F3-ZB RXD3 ENC1 RESET...
  • Page 89 TK-5220 BLOCK DIAGRAM L401 , D406 , D405 IC404 XC6204B332D IC407 LT1616ES6-PBF DCDC Converter IC717 D408 Q402 SSM6N16FE-F XC9235A15CM1 1SS301F DCDC DCSW /PSW Q408 IC414 Q401 SSM6N16FE-F EMD12 XC61CC5602NR IC406 RESET /BINT XC6204B332M IC416 S-812C31BPI-G DCSW SCTAM1 Q413 2SA1955A-F Q412 SSM3K15TE(F) DCSW 31BU D412...
  • Page 90 TK-5220 BLOCK DIAGRAM TX-RX unit (X57-7820-10) CN400 I2CCK 2SC5383-T111 I2CSDA Ripple Filter Q7 SSM6L05FU-F /T_R LM73CIMKX-0 Q9 2SJ347F Temp. Q100 Sensor SKY72300-362 2SC5636 TCXO_MOD Loop BUFF BUFF TCXO Filter X1 19.2MHz TLV2381IDBV 2SK879-F(Y) 2SC5636 Q8,10 2SK508NV(K52) D8 1SV325F BUFF D13 HVC376B TC75W51FUF(1/2) D18 1SV278-F D9,12,14,15,16,17...
  • Page 91 TK-5220 BLOCK DIAGRAM TX/RX: 136~174MHz D104,105 D100,201 Q102 Q103 Q106 D209,211 HSC277*2 2SK3077F RD01MUS1-T113 RD07MVS1BT122 HVC131*4 Pre- Drive Final Final Q110 EMD5 Q104 DC SW DC SW /APCSW 2SC5383-T111 IC100 /DSW TA75W01FUF Q105 Q107 DTC144EEB 2SK1824-A DC SW Protect Q109 SSM3K15TE(F) TC75W51FUF(2/2) /APCSW...

  • Page 92: Level Diagram

    TK-5220 LEVEL DIAGRAM...

  • Page 93: Optional Accessories

    TK-5220 OPTIONAL ACCESSORIES KNB-47L (Li-ion Battery Pack) KNB-48L (Li-ion Battery Pack) ■ External View ■ External View ■ Specifi cations ■ Specifi cations Voltage ................7.4V Voltage ................7.4V Battery capacity ............1950mAh Battery capacity ............2550mAh ■ Schematic Diagram ■ Schematic Diagram DISCHARGING TERMINALS DISCHARGING TERMINALS 560kΩ...

  • Page 94: Specifications

    Analog measurements made per TIA/EIA 603 and specifi cations shown are typical. Digital measurements made per TIA/EIA 102CAAA. KENWOOD reserves the right to change specifi cations without prior notice or obligation. 2967-3, Ishikawa-machi, Hachioji-shi, Tokyo, 192-8525 Japan P.O. BOX 22745, 2201 East Dominguez Street, Long Beach, Amsterdamseweg 37, 1422 AC Uithoorn, The Netherlands CA 90801-5745, U.S.A.
  • Page 95 TK-5220 TK-5220 PC BOARD PC BOARD CONTROL UNIT (X53-4480-XX) -10: K -11: K2 CONTROL UNIT (X53-4480-XX) -10: K -11: K2 Component side view (J79-0131-39) Component side view (J79-0131-39) CN22 CN23 /RES R406 C452 R500 CN24 J79-0131-39 Component side Ref. No. Address Ref.
  • Page 96 TK-5220 TK-5220 PC BOARD PC BOARD CONTROL UNIT (X53-4480-XX) -10: K -11: K2 CONTROL UNIT (X53-4480-XX) -10: K -11: K2 Foil side view (J79-0131-39) Foil side view (J79-0131-39) R402 R735 D409 L719 R472 Q102 Q101 C712 R496 R112 R750 R117 R114 R745 R442...
  • Page 97 TK-5220 TK-5220 PC BOARD PC BOARD TX-RX UNIT (X57-7820-10) (A/2) TX-RX UNIT (X57-7820-10) (A/2) Component side view (J79-0127-39 A/2) Component side view (J79-0127-39 A/2) C131 C152 C127 R165 C141 R144 R149 R147 R150 C143 C458 R164 Side_G Side_1 C457 R148 C468 C133 Side_2...
  • Page 98 TK-5220 TK-5220 PC BOARD PC BOARD TX-RX UNIT (X57-7820-10) (A/2) TX-RX UNIT (X57-7820-10) (A/2) Foil side view (J79-0127-39 A/2) Foil side view (J79-0127-39 A/2) L112 C173 R162 C134 R163 L106 L118 R142 R137 R133 C154 L115 C130 C166 L108 TX-RX UNIT R171 (X57-7820-10) (B/2) C124...
  • Page 99 POWER SW/ CHANNEL SWITCH UNIT AF VOL SELECTOR X41-377 6KEY/SP/MIC CORD ASSY CN403 CN23 CN404 CN400 X42-338 LED_G LED_G /EMG /EMG LED_R LED_R /SAVE /SAVE I2CCK I2CCK /5TC /5TC I2CSDA I2CSDA /T_R /T_R ASSIST ASSIST SWITCH UNIT VAGC VAGC X41-376 /RES TCXO_MOD TCXO_MOD...
  • Page 100 TX-RX UNIT : (X57-7820-10) (A/2) SWITCH UNIT (X41-3770-10) TH100 CN102 GPIo7 GPIo7 GPIo7 GPIo7 L101 C459 D405,406,IC407 POWER SUPPLY DC SW DC SW R501 RF FINAL AMP R : 0.5mV T : 1.615V D105 SWITCH ANTENNA ASQDET 33A-1 33A-1 470p C460 AGND CN23...
  • Page 101 Control unit (X53-4480-XX) IC404 L401 , D406 , D405 XC6204B332D IC407 LT1616ES6-PBF X102 DCDC 18.432MHz Converter SM5023CNDH-G IC107 TCXO IC717 D408 Q402 SSM6N16FE-F XC9235A15CM1 1SS301F IC101 IC103 DCDC DCSW /PSW Flash Q408 IC414 SRAM Q401 SSM6N16FE-F IC102 EMD12 XC61CC5602NR IC406 /BINT RESET XC6204B332M...
  • Page 102 TX-RX unit (X57-7820-10) CN400 I2CCK 2SC5383-T111 I2CSDA Ripple TX/RX: 136~174MHz Filter Q7 SSM6L05FU-F /T_R LM73CIMKX-0 Q9 2SJ347F D104,105 Temp. Q100 D100,201 Q102 Q103 Q106 D209,211 Sensor SKY72300-362 2SC5636 HSC277*2 2SK3077F RD01MUS1-T113 RD07MVS1BT122 HVC131*4 Pre- TCXO_MOD Loop BUFF BUFF Drive Final Final TCXO Filter...

This manual is also suitable for:

Tk-5220Tk-5220 k2

Table of Contents