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Kenwood TK-5320 Manual
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Kenwood TK-5320 Manual

Kenwood TK-5320 Manual

Uhf p25 transceiver
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UHF P25 TRANSCEIVER
TK-5320
SERVICE MANUAL
TK-5320 K3,K4
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 ......................................................... 3
INSTALLATION .......................................................... 5
DISASSEMBLY FOR REPAIR .................................... 6
CIRCUIT DESCRIPTION .......................................... 10
COMPONENTS DESCRIPTION ............................... 16
PARTS LIST ............................................................. 18
EXPLODED VIEW .................................................... 30
PACKING .................................................................. 31
TROUBLE SHOOTING ............................................ 32
ADJUSTMENT ........................................................ 35
This product complies with the
RoHS
Helical Antenna
(KRA-23: option)
CONTENTS
directive for the European market.
© 2009-9 PRINTED IN JA PAN
B51-8883-00 ( N ) 648
TK-5320 K,K2
TERMINAL FUNCTION ........................................... 56
PC BOARD
CONTROL UNIT (X53-4480-XX) ........................ 64
TX-RX UNIT (X57-7830-XX) .............................. 68
INTERCONNECTION DIAGRAM ............................ 72
SCHEMATIC DIAGRAM .......................................... 74
BLOCK DIAGRAM .................................................. 88
LEVEL DIAGRAM ................................................... 92
OPTIONAL ACCESSORIES
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.

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Summary of Contents for Kenwood TK-5320

  • Page 1 UHF P25 TRANSCEIVER TK-5320 SERVICE MANUAL © 2009-9 PRINTED IN JA PAN B51-8883-00 ( N ) 648 TK-5320 K3,K4 TK-5320 K,K2 Helical Antenna (KRA-23: 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 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 TK-5320 SYSTEM SET-UP Frequency range (MHz) RF power Type DTMF keypad Merchandise received TX/RX 450~520 TK-5320 K License and frequency allocated by FCC TX/RX 400~470 TK-5320 K2 TX/RX 450~520 TK-5320 K3 Choose the type of transceiver TX/RX 400~470 TK-5320 K4 A personal computer, programming interface (KPG-36/36A), USB adapter (KCT-53U), and programming software (KPG-112D) are required for programming.
  • Page 4 TK-5320 REALIGNMENT 5-2. Connection procedure 2. How to Enter Each Mode 1. Connect the transceiver to the computer using the inter- Mode Operation face cable and USB adapter (When the interface cable is User mode Power ON KPG-36A, the KCT-53U can be used.).
  • Page 5 TK-5320 REALIGNMENT 6-2. Connection procedure 6-4. Function Connect the transceiver to the personal computer using 1. If you press the [Side2] key while “PROGRAM 115200” the interface cable (KPG-36/36A) and USB adapter (KCT-53U: is displayed, the display changes to “PROGRAM 19200”...
  • Page 6 TK-5320 INSTALLATION 3. Remove the OPTION PCB from the connector (CN710) of the Control PCB. VGS-1 PCB hollow OPTION PCB Flat spring (G02-1846-03) Convex part CN710 Cushion (G13-1974-04) 21x21x1.0mm VGS-1 VGS-1 Flat spring 4. Attach the flat spring (G02-1846-03) to the VGS-1 as shown in the fi...
  • Page 7 TK-5320 DISASSEMBLY FOR REPAIR 2. Precautions for Disassembly ■ Removing the TX-RX unit from the chassis 1. Remove the cord ASSY from the connector of the TX-RX unit (CN900) q. 2. Remove the PTT FPC from the connector of the TX-RX unit (CN901) w.
  • Page 8 TK-5320 DISASSEMBLY FOR REPAIR ■ Removing the lithium cell (W09-0971-05) ■ Inserting the Volume and Channel switch into Insert a non-conductive screwdriver to groove of one the chassis side of the socket (CN401) and pry the lithium cell up Insert the volume and channel switch into the chassis from the socket.
  • Page 9 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 10 CIRCUIT DESCRIPTION 1. Overview 2. Frequency Confi guration The TK-5320 is a UHF portable transceiver designed to The receiver is a double-conversion superheterodyne operate in the frequency range of 450 to 520MHz (K,K3) or using the first intermediate frequency (IF) of 58.05MHz 400 to 470MHz (K2,K4).
  • Page 11 TK-5320 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 12 TK-5320 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 (Q606) and keeps a constant rectifi...
  • Page 13 TK-5320 CIRCUIT DESCRIPTION 5-3. PLL IC (IC502) The desired frequency is set for the PLL IC by the ASIC (IC108) through the 3-line “SDO1”, “SCK1”, “/PCS_RF” The PLL IC compares the differences in phases of the serial bus. Whether the PLL IC is locked or not is monitored VCO oscillation frequency and the VCTCXO reference fre- by the ASIC through the “PLD”...
  • Page 14 TK-5320 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-...
  • Page 15 TK-5320 CIRCUIT DESCRIPTION 8. Signaling Circuit TX-RX unit (X57) F900 RF Final AMP 8-1. Encode (QT/DQT/DTMF/2-tone/MSK) 2.5A Each signaling data signal of QT, DQT, DTMF, 2-tone IC902 /SAVE and MSK is generated by the DSP circuit, superposed on a Q905 modulation signal and output from IC108.
  • Page 16 TK-5320 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...
  • Page 17 TK-5320 COMPONENTS DESCRIPTION TX-RX unit (X57-7830-XX) Ref. No. Part Name Description Ref. No. Part Name Description Q705 RF AMP IC404 OP AMP (RSSI/VAGC) Q706 RF AGC IC500 Temperature sensor Q900 Transistor TX/RX LED switch IC501 AF AMP for TCXO MOD...
  • Page 18 TK-5320 PARTS LIST ✽ New Parts. indicates safety critical components. L : Scandinavia K : USA P : Canada Parts without Parts No. are not supplied. Y : PX (Far East, Hawaii) T : England E : Eu rope Les articles non mentionnes dans le Parts No. ne sont pas fournis.
  • Page 19 TK-5320 PARTS LIST 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 CK73HB1A104K CHIP C 0.10UF C421 CK73HB1E682K CHIP C 6800PF CK73HB0J105K CHIP C 1.0UF...
  • Page 20 TK-5320 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 C739 CK73HB1E682K CHIP C 6800PF F15-1016-04 SHIELDING PLATE C740 CK73HB1H102K CHIP C 1000PF F701 F53-0360-05 FUSE (0.25A/32V)
  • Page 21 TK-5320 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 R118 RK73HB1J473J CHIP R 1/16W R431 RK73HB1J474J CHIP R 470K 1/16W R119 RK73HB1J104J CHIP R...
  • Page 22 TK-5320 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 R533-535 RK73HB1J101J CHIP R 1/16W R786 RK73HB1J000J CHIP R 1/16W R536-540 RK73HB1J102J CHIP R 1.0K...
  • Page 23 TK-5320 PARTS LIST CONTROL UNIT (X53-4480-XX) TX-RX UNIT (X57-7830-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R853 RK73HB1J000J CHIP R 1/16W IC708 XC6209B502PR MOS-IC S79-0472-05 KEYBOARD ASSY...
  • Page 24 TK-5320 PARTS LIST TX-RX UNIT (X57-7830-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C514-516 CK73HB1C103K CHIP C 0.010UF K,K3 C586 CC73HCH1H070B CHIP C 7.0PF K,K3 C514,515 CK73HB1C103K CHIP C 0.010UF...
  • Page 25 TK-5320 PARTS LIST TX-RX UNIT (X57-7830-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C669 CC73GCH1H040B CHIP C 4.0PF K,K3 C755 CC73HCH1H040B CHIP C 4.0PF K,K3 C669 CC73GCH1H1R5B CHIP C 1.5PF...
  • Page 26 TK-5320 PARTS LIST TX-RX UNIT (X57-7830-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C901,902 CK73HB1H471K CHIP C 470PF L527 L92-0446-05 BEADS CORE C903 CK73GB1H471K CHIP C 470PF...
  • Page 27 TK-5320 PARTS LIST TX-RX UNIT (X57-7830-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R515 RK73HB1J472J CHIP R 4.7K 1/16W R612 RK73HB1J472J CHIP R 4.7K 1/16W R519 RK73HB1J100J...
  • Page 28 TK-5320 PARTS LIST TX-RX UNIT (X57-7830-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R712 RK73HB1J103J CHIP R 1/16W R785 RK73HB1J105J CHIP R 1.0M 1/16W K2,K4 R714 RK73HB1J100J...
  • Page 29 TK-5320 PARTS LIST TX-RX UNIT (X57-7830-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation D600,601 HSC277 DIODE D604 HZU2ALL ZENER DIODE D605 HZU5CLL ZENER DIODE D606,607 HVC131 DIODE...
  • Page 30 TK-5320 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.
  • Page 31 TK-5320 PACKING 53 Belt clip (B09-0712-03) (J29-0730-05) 46 Packing (Cap) (G53-1769-04) G Pan head machine screw (N30-3008-60)x2 A Dressed screw (N08-0564-04) 70 Packing fixture (H12-4228-12) 69x2 Carton board (H13-2130-04) 13 Instruction manual Pamphlet (B62-2204-00) 70 Packing fixture (H12-4228-12) 71 Item carton case (H52-2338-02) Parts with the exploded numbers larger than 700 are not supplied.
  • Page 32 TK-5320 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-5320 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. P25 ESN The same number as the P25 ESN The shielding plate is soldered on the Service Control unit (X53-4480-12/X53-4480-13).
  • Page 35 TK-5320 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-5320 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.
  • Page 37 TK-5320 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...
  • Page 38 TK-5320 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.
  • Page 39 TK-5320 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...
  • Page 40 TK-5320 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...
  • Page 41 TK-5320 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...
  • Page 42 Li-ion High Capacity Battery: R1=1.8MΩ or 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-5320 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-5320 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 +0.05/+0.55ppm...
  • Page 45 TK-5320 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...
  • Page 46 TK-5320 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: [✳✳✳✳]...
  • Page 47 TK-5320 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...
  • Page 48 TK-5320 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...
  • Page 49 TK-5320 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...
  • Page 50 TK-5320 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...
  • Page 51 TK-5320 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)].
  • Page 52 2. Increase the –90dBm (7.08µV) button to store the adjustment value (MOD: 1kHz/±1.5kHz) adjustment value. to seek “TK-5320 Press [ ] key to store ADJ Point” of the adjustment value. RSSI level. (Refer to right.) 3) Adj item: [H SENS2]...
  • Page 53 TK-5320 ADJUSTMENT Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 3. Sensitivity 2 1) Adj item: [SENS2] 1) Adj item: Panel Panel [Panel Decrease the adjust Adjust: [✳✳✳]...
  • Page 54 TK-5320 ADJUSTMENT Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment Open 1) Adj item: [Aw SQL] 1) Adj item: Panel [Panel tuning mode] “Open Squelch” Squelch Adjust: [✳✳✳]...
  • Page 55 TK-5320 ADJUSTMENT Condition Measurement Adjustment Specifi cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment High RSSI 1) Adj item: [Aw HRSSI] 1) Adj item: [High Panel [Panel tuning mode] at –80dBm Adjust: [✳✳✳]...
  • Page 56 TK-5320 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...
  • Page 57 TK-5320 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.
  • Page 58 TK-5320 TERMINAL FUNCTION Option Board unit (X57-7830-XX B/2) Pin No. Name Function Side_G Key matrix input (SIDE1,2 key) Pin No. Name Function CN737 Side_1 Key matrix output (SIDE1 key) OPT1 W_/N No connection SDO1 PLL serial data input OPT3 26P_RD...
  • Page 59 TK-5320 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-5320 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...
  • Page 61 TK-5320 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...
  • Page 62 TK-5320 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...
  • Page 63 TK-5320 TERMINAL FUNCTION CN737 Option Board Connector Specifi cation Pin No. Name Device Connection Function [COR] Conv/LTR L: Not activity receiving H: Activity receiving [TOR] Conv/LTR L: Not activity receiving OPT1 ANI board Aux Output H: Activity receiving (Sub Tone or LTR ID is OK)
  • Page 64 TK-5320 PC BOARD CONTROL UNIT (X53-4480-XX) -10: K,K2 -11: K3,K4 Component side view (J79-0131-39) J79-0131-39 Ref. No. Address Ref. No. Address Ref. No. Address IC415...
  • Page 65 TK-5320 PC BOARD CONTROL UNIT (X53-4480-XX) -10: K,K2 -11: K3,K4 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-5320 PC BOARD CONTROL UNIT (X53-4480-XX) -10: K,K2 -11: K3,K4 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...
  • Page 67 TK-5320 PC BOARD CONTROL UNIT (X53-4480-XX) -10: K,K2 -11: K3,K4 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...
  • Page 68 TK-5320 PC BOARD TX-RX UNIT (X57-7830-XX) (A/2) -10: K,K3 -11: K2,K4 Component side view (J79-0128-39 A/2) C630 C646 C640 R652 R653 R641 Q504 Q607 L503 C542 R538 C533 C653 R659 R660 R657 C987 C534 R566 R664 R534 C537 R531 L530...
  • Page 69 TK-5320 PC BOARD TX-RX UNIT (X57-7830-XX) (A/2) -10: K,K3 -11: K2,K4 Component side view (J79-0128-39 A/2) C640 R648 R651 C641 C945 Side_G TX-RX UNIT Side_1 R654 C971 C943 Side_2 C636 R655 (X57-7830-XX) (B/2) C913 C976 R921 -10: K,K3 -11: K2,K4...
  • Page 70 TK-5320 PC BOARD TX-RX UNIT (X57-7830-XX) (A/2) -10: K,K3 -11: K2,K4 Foil side view (J79-0128-39 A/2) C654 C988 TX-RX UNIT L614 (X57-7830-XX) (B/2) -10: K,K3 -11: K2,K4 C609 C668 C665 CN601 J79-0128-39 B/2 L612 C663 CN600 C662 C664 D709 C954...
  • Page 71 TK-5320 PC BOARD TX-RX UNIT (X57-7830-XX) (A/2) -10: K,K3 -11: K2,K4 Foil side view (J79-0128-39 A/2) C645 C643 L610 R575 C648 L514 C642 C556 C557 R646 C632 L516 L515 C635 C547 L517 C545 D517 R559 D515 L509 C566 Q606 L518...
  • Page 72 TK-5320 INTERCONNECTION DIAGRAM POWER SW/ CHANNEL SWITCH UNIT AF VOL SELECTOR X41-372 6KEY/SP/MIC CN403 CN23 /RES CONTROL PCB X53-448 CN701 CN710 CN405 CN737 UNIVERSAL CONNECTOR OPTION PCB X57-783 B/2...
  • Page 73 TK-5320 INTERCONNECTION DIAGRAM CORD ASSY CN404 CN900 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 X41-371 TCXO_MOD TCXO_MOD PGND CN901 RSSI RSSI PGND AGND Side_G...
  • Page 74 TK-5320 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...
  • Page 75 TK-5320 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...
  • Page 76 TK-5320 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...
  • Page 77 TK-5320 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-5320 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 R510 DVDIo5 CHANNEL SELECTOR ENC3...
  • Page 79 TK-5320 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 SQL BPF/ R824 RB706F-40 R739 C716 SQL DC AMP...
  • Page 80 TK-5320 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...
  • Page 81 TK-5320 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...
  • Page 82 TK-5320 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...
  • Page 83 TK-5320 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...
  • Page 84 TK-5320 SCHEMATIC DIAGRAM TX-RX UNIT : (X57-7830-XX) (A/2) R590 10k R589 10k CN900 SWITCH UNIT LED_G (X41-3760-10) LED_G CN901 C904 47p R928 /EMG /PTT C905 47p Side_G LED_R Side_G LED_R SIDE 1 Side_1 C906 47p Side_1 TX/RX LED TX/RX LED...
  • Page 85 TK-5320 SCHEMATIC DIAGRAM D514 D515 X57-7830-XX D510 L520 L521 L528 R502 R533 R552 R559 R561 R573 R583 R935 R955 R956 R957 K,K3 1SV282-F 1SV282-F 1SV282-F 120k 180k 120k K2,K4 1SV290B-F 1SV290B-F 1SV290B-F 220k 100k 120k X57-7830-XX R958 C516 C529 C537...
  • Page 86 TK-5320 SCHEMATIC DIAGRAM X57-7830-XX D608 CN601 L602 L603 L605 L615 L902 R619 R620 R621 R623 R624 R626 R658 R669 R710 C613 C621 C623 C671 C702 C704 C715 C716 C813 C814 K,K3 HSC119 6.8n 1.8k 0.01u K2,K4 E23-1167-05 TX-RX UNIT (X57-7830-XX) (A/2)
  • Page 87 TK-5320 SCHEMATIC DIAGRAM R630 R632 R644 R663 R757 R759 R760 R950 R951 X57-7830-XX L709 L710 L711 L713 L714 L715 L720 L721 L722 L725 L726 L903 R749 R771 R785 R788 R790 R800 R954 C609 C627 C639 C647 C650 K,K3 8.2n 8.2n 8.2n...
  • Page 88 TK-5320 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...
  • Page 89 TK-5320 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)
  • Page 90 TK-5320 BLOCK DIAGRAM TX-RX unit (X57-7830-XX) CN900 Q507 I2CCK 2SC5383-T111 I2CSDA Ripple Filter IC500 Q510 SSM6L05FU-F /T_R LM73CIMKX-0 Q511 2SJ347F Temp. Q512 Q600 IC502 Sensor 2SC5636 2SC5636 TCXO_MOD Loop BUFF BUFF TCXO Filter X500 19.2MHz IC501 TLV2381IDBV Q504 Q508,509 2SK508NV(K52)
  • Page 91 TK-5320 BLOCK DIAGRAM TX/RX: 450~520MHz (K,K3) 400~470MHz (K2,K4) D606,607 D600,601 Q601 Q602 Q603 Q606 D709,711 HSC277x2 2SC5636 2SK3077F RD01MUS1-T113 RD07MVS1BT122 HVC131x4 Pre- Pre- Drive Final Drive Final Q610 EMD5 Q604 DC SW DC SW /APCSW 2SC5383-T111 /DSW IC600 TA75W01FUF 150C...
  • Page 92 TK-5320 LEVEL DIAGRAM...
  • Page 93 TK-5320 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...
  • Page 94 Analog measurements made per TIA/EIA 603 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-5320 TK-5320 PC BOARD PC BOARD CONTROL UNIT (X53-4480-XX) -10: K,K2 -11: K3,K4 CONTROL UNIT (X53-4480-XX) -10: K,K2 -11: K3,K4 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-5320 TK-5320 PC BOARD PC BOARD CONTROL UNIT (X53-4480-XX) -10: K,K2 -11: K3,K4 CONTROL UNIT (X53-4480-XX) -10: K,K2 -11: K3,K4 Foil side view (J79-0131-39) Foil side view (J79-0131-39) R402 R735 D409 L719 R472 Q102 Q101 C712 R496 R112 R750 R117...
  • Page 97 TK-5320 TK-5320 PC BOARD PC BOARD TX-RX UNIT (X57-7830-XX) (A/2) -10: K,K3 -11: K2,K4 TX-RX UNIT (X57-7830-XX) (A/2) -10: K,K3 -11: K2,K4 Component side view (J79-0128-39 A/2) Component side view (J79-0128-39 A/2) C630 C646 C640 R648 R652 R651 R653 C641...
  • Page 98 TK-5320 TK-5320 PC BOARD PC BOARD TX-RX UNIT (X57-7830-XX) (A/2) -10: K,K3 -11: K2,K4 TX-RX UNIT (X57-7830-XX) (A/2) -10: K,K3 -11: K2,K4 Foil side view (J79-0128-39 A/2) Foil side view (J79-0128-39 A/2) C645 C643 L610 R575 C648 L514 C642 C556...
  • Page 99 POWER SW/ CHANNEL SWITCH UNIT AF VOL SELECTOR X41-372 6KEY/SP/MIC CORD ASSY CN403 CN23 CN404 CN900 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 X41-371 /RES TCXO_MOD TCXO_MOD...
  • Page 100 TX-RX UNIT : (X57-7830-XX) (A/2) X57-7830-XX D510 D514 D515 L520 L521 L528 R502 R533 R552 R559 R561 R573 R583 R935 R955 R956 R957 X57-7830-XX D608 CN601 L602 L603 L605 L615 L902 R619 R620 R621 R623 R624 R626 R658 R669 R710 C613 C621 C623...
  • 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 (X57-7830-XX) CN900 Q507 I2CCK 2SC5383-T111 TX/RX: 450~520MHz (K,K3) I2CSDA Ripple 400~470MHz (K2,K4) Filter IC500 Q510 SSM6L05FU-F /T_R LM73CIMKX-0 D606,607 Q511 2SJ347F Temp. Q512 Q600 D600,601 Q601 Q602 Q603 Q606 D709,711 Sensor IC502 2SC5636 2SC5636 HSC277x2 2SC5636 2SK3077F RD01MUS1-T113 RD07MVS1BT122 HVC131x4 Pre-...

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