Kenwood TK-361SA Service Manual Download Page 20 | Manualshive

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Kenwood TK-361SA Service Manual Download Page 20

TK-361SA

20

PACKING

3

2

1

D

C

9 Instruction manual
(B62-2096-00)

6 Cap (SP/MIC)
(B09-0680-03)

701
Protection bag

702
Carton board

64 Whip antenna
(T90-1039-25)

57 Screw set
(N99-2046-05)

49 Belt hook
(J29-0734-05)

42 Packing fixture
(H12-3179-05)

45 Holder (SP/MIC)
(J19-5472-03)

67 AC adapter
(W08-0971-35)

68 Battery assy
(W09-1001-15)

66 Charger
(W08-0969-35)

43 Item carton case
(H52-2246-02))

Parts with the exploded numbers larger than 700 are not supplied.

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Summary of Contents for TK-361SA

Page 1: ...3 Knob Volume K29 9309 03 Knob Channel K29 9318 03 GENERAL 2 REALIGNMENT 3 DISASSEMBLY FOR REPAIR 5 CIRCUIT DESCRIPTION 8 SEMICONDUCTOR DATA 11 COMPONENTS DESCRIPTION 12 TERMINAL FUNCTION 12 PARTS LIST 13 EXPLODED VIEW 19 PACKING 20 ADJUSTMENT 21 LEVEL DIAGRAM 25 PC BOARD TX RX UNIT X57 6900 21 26 SCHEMATIC DIAGRAM 30 BLOCK DIAGRAM 34 OPTIONAL ACCESSORIES KBH 10 Belt Clip 36 KNB 30A Ni Cd Battery ...

Page 2: ...evisions These are issued as required ORDERING REPLACEMENT PARTS When ordering replacement parts or equipment informa tion the full part identification number should be included This applies to all parts components kits or chassis If the part number is not known include the chassis or kit number of which it is a part and a sufficient description of the re quired component for proper identification...

Page 3: ...a personal com puter a programming interface KPG 22 22A USB adapter KCT 53U and programming software KPG 88D M2 The programming software can be used with a PC Fig ure 1 shows the setup of a PC for programming 4 2 Connection Procedure 1 Connect the transceiver to the personal computer with the interface cable and USB adapter when the interface cable is KPG 22A the KCT 53U can be used Notes You must...

Page 4: ... 3 Select a channel table number using Lock increment channel table and Scan decrement channnel table keys 4 To switch the clone source to Clone mode press and hold the PTT and Side2 keys while turning the trans ceiver power ON 5 Wait for 2 seconds The LED will light orange and the transceiver will announce Clone 6 Select the same channel table number as the clone tar get s 7 Press PTT on the clon...

Page 5: ...Y FOR REPAIR Removing the case assembly from the chassis 1 Remove the volume knob q and channel knob w 2 Remove the two screws e 3 Lift and remove the chassis from the case assembly r Use a flat blade screwdriver to easily lift the chassis Removing the TX RX unit from the chassis 1 Remove the packing t from the SP MIC jack of the TX RX unit 2 Remove the eleven screws y fixing the TX RX unit 3 Remo...

Page 6: ...aution Be careful not to tilt the battery release lever too forward If the battery release lever is pushed in this state where the two tabs come below the case surface there is a possibility of damaging the two tabs A thin spring Shaft Two tabs A thick spring Assembling the battery release lever 1 Place the lever w onto the stopper q 2 Place the thick spring e onto the lever 3 Hook the right and l...

Page 7: ...he chassis Screw the antenna receptacle to the chassis in the order shown in the drawing so that the antenna receptacle comes to the center of the case hole Tighten this screw first Tighten this screw second 4 The nuts of the volume knob and channel knob Note that the shapes colors and heights of nuts of the volume knob and channel knob are different from one another The nut of volume knob is stai...

Page 8: ...rcuit The first IF signal is passed through a four pole mono lithic crystal filter XF201 to remove the adjacent channel signal The filtered first IF signal is amplified by the first IF ampli fier Q203 and then applied to the lF system IC IC201 The IF system IC provides a second mixer second local oscilla tor limiting amplifier quadrature detector and RSSI Received Signal Strength Indicator The sec...

Page 9: ...hase comparator Charge pump 5kHz 6 25kHz 5kHz 6 25kHz PLL DATA X1 12 8MHz IC1 PLL IC Fig 4 PLL circuit Unlock Detector If a pulse signal appears at the LD pin of IC1 an unlock condition occurs and the DC voltage obtained from C4 R5 and D1 causes the voltage applied to the MCU IC405 to go low When the MCU detects this condition the transmitter is disabled ignoring the push to talk switch input sign...

Page 10: ... Frequency Shift Circuit The MCU IC405 operates at a clock of 7 3728MHz This oscillator has a circuit that shifts the frequency by BEAT SHIFT SW Q407 Q408 A beat sound may be able to be evaded from generation if Beat Shift is set to ON when it is generated in the inter nal spurious transmission modulated sound of a transceiver Q408 H OFF L ON Q407 H OFF L ON X2 XOUT XIN BSHIFT IC405 MCU Fig 7 Freq...

Page 11: ...RX_SW O RX VCO switch 38 TX_SW O TX VCO switch 39 GND GND 40 PLL_UL I PLL unlock detect input 41 PLL_STB O PLL strobe output 42 PLL_DAT O PLL data output 43 PLL_CLK O PLL clock output Pin No Pin Name I O Function 44 VCC 5V 45 Not used 46 EN5 I Channel selectable input 47 EN4 I Channel selectable input 48 EN3 I Channel selectable input 49 EN2 I Channel selectable input 50 EN1 I Channel selectable i...

Page 12: ...h Q404 FET 5R switch Q405 Transistor 5C switch Q407 408 FET Beat Shift switch D1 Diode Rectification D2 Variable Capacitance Diode Frequency control TX VCO D3 Variable Capacitance Diode Frequency control RX VCO D4 Variable Capacitance Diode Frequency control TX VCO D5 Variable Capacitance Diode Frequency control RX VCO D6 7 Variable Capacitance Diode Frequency control TX VCO D8 9 Variable Capacita...

Page 13: ... ACCESSORY 46 2A J19 5473 03 HOLDER ASSY BATT 47 2B J21 8478 04 MOUNTING HARDWARE 48 2B J21 8525 03 MOUNTING HARDWARE 49 2C J29 0734 05 BELT HOOK ACCESSORY 50 2B J82 0092 05 FPC 52 1A K29 9308 23 BUTTON KNOB CABINET ASSY 53 1B K29 9309 03 KNOB VOLUME 54 1B K29 9318 03 KNOB CHANNEL 55 1A K29 9364 03 BUTTON KNOB CABINET ASSY A 2B N14 0819 04 CIRCULAR NUT VOLUME B 2B N14 0832 04 CIRCULAR NUT CHANNEL ...

Page 14: ...F B C152 CC73GCH1H200J CHIP C 20PF J C154 CK73GB1H471K CHIP C 470PF K C156 CC73GCH1H040B CHIP C 4 0PF B C157 CC73GCH1H2R5B CHIP C 2 5PF B C158 CC73GCH1H101J CHIP C 100PF J C159 CC73GCH1H020C CHIP C 2 0PF C C160 CC73GCH1H020B CHIP C 2 0PF B C161 CC73GCH1H050B CHIP C 5 0PF B C163 CC73GCH1H030B CHIP C 3 0PF B C164 CC73GCH1H050B CHIP C 5 0PF B C166 CC73GCH1HR75B CHIP C 0 75PF B C168 CC73GCH1H010B CHIP...

Page 15: ...0 10UF K C405 CC73GCH1H101J CHIP C 100PF J C407 CK73HB1H102K CHIP C 1000PF K C409 410 CK73GB1A105K CHIP C 1 0UF K C411 413 CK73HB1H102K CHIP C 1000PF K C414 415 CK73HB1H471K CHIP C 470PF K C417 CK73GB1A105K CHIP C 1 0UF K C418 419 CK73HB1H102K CHIP C 1000PF K C421 CK73GB1A105K CHIP C 1 0UF K C425 CK73HB1H471K CHIP C 470PF K C426 427 CK73GB1A105K CHIP C 1 0UF K C428 429 CK73HB1H102K CHIP C 1000PF K...

Page 16: ...J CHIP R 4 7K J 1 16W R43 RK73HB1J101J CHIP R 100 J 1 16W R46 RK73HB1J103J CHIP R 10K J 1 16W R47 RK73HB1J220J CHIP R 22 J 1 16W R48 RK73HB1J331J CHIP R 330 J 1 16W R49 RK73HB1J222J CHIP R 2 2K J 1 16W R50 RK73HB1J472J CHIP R 4 7K J 1 16W R100 RK73HB1J472J CHIP R 4 7K J 1 16W R103 RK73GB2A473J CHIP R 47K J 1 10W R105 RK73GB2A331J CHIP R 330 J 1 10W R106 RK73GB2A220J CHIP R 22 J 1 10W R107 RK73HB1J...

Page 17: ...P R 10K J 1 16W R357 RK73HB1J000J CHIP R 0 0 J 1 16W R360 RK73HB1J000J CHIP R 0 0 J 1 16W R388 RK73HB1J000J CHIP R 0 0 J 1 16W R403 RK73GB2A101J CHIP R 100 J 1 10W R404 RK73HH1J474D CHIP R 470K D 1 16W R405 RK73GB2A334J CHIP R 330K J 1 10W R406 RK73HH1J474D CHIP R 470K D 1 16W R407 RK73HB1J334J CHIP R 330K J 1 16W R408 412 RK73HB1J473J CHIP R 47K J 1 16W R413 414 RK73GB2A331J CHIP R 330 J 1 10W R4...

Page 18: ...TRANSISTOR Q204 205 3SK318 FET Q301 RT1P141U TRANSISTOR Q302 2SC4919 TRANSISTOR Q303 RT1N441U TRANSISTOR Q304 2SA1362 F GR TRANSISTOR Q305 RT1N441U TRANSISTOR Q306 2SK3577 A FET Q316 2SK3577 A FET Q317 318 2SK1824 A FET Q401 402 RT1N141U TRANSISTOR Q403 404 CPH3317 FET Q405 RT1P237U T111 TRANSISTOR Q407 408 2SK1830F FET TH101 B57331V2104J THERMISTOR TH203 B57331V2104J THERMISTOR ...

Page 19: ...20 27 16 28 31 33 59 61 48 7 36 30 46 35 18 24 13 12 23 22 39 26 X57 X57 MIC301 CF201 102 Ex9 TX RX unit Ex2 C E B A C Dx2 11 4 8 1 52 55 2 32 X57 101 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 These parts must be ordered separately ...

Page 20: ... board 64 Whip antenna T90 1039 25 57 Screw set N99 2046 05 49 Belt hook J29 0734 05 42 Packing fixture H12 3179 05 45 Holder SP MIC J19 5472 03 67 AC adapter W08 0971 35 68 Battery assy W09 1001 15 66 Charger W08 0969 35 43 Item carton case H52 2246 02 Parts with the exploded numbers larger than 700 are not supplied ...

Page 21: ...seful if ammeter equipped ADJUSTMENT The following parts are required for adjustment 1 Antenna connector adapter The antenna connector of this radio uses an SMA termi nal Use an antenna connector adapter SMA f BNC f or SMA f N f for adjustment The adapter is not provided as an option so buy a commercially available one 2 Repair Jig Chassis Use jig part No A10 4086 03 for repairing the TK 361SA Pla...

Page 22: ...r Before attempting to tune the transceiver connect the unit to a suitable power supply Whenever the transmitter is tuned the unit must be con nected 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 Adjustment Frequency ...

Page 23: ... 2 RF High Power 1 Test CH Low Low Center High High 5 points BATT terminal voltage 7 5V PTT ON Power meter Ammeter Program ming software KPG 88D M2 2 0W 0 1W Less than 1 2A 3 RF Low Power 1 Test CH Low Low Center High High 5 points BATT terminal voltage 7 5V PTT ON 1 0W 0 1W Less than 1 0A 4 Max Deviation 1 Test CH Low Center High 3 points AG 1kHz 150mV Deviation meter filter LPF 15kHz HPF OFF PTT...

Page 24: ...X ANT BPF Program ming software KPG 88D M2 Adjust the wave form as shown to the below 2 Sensitivity 1 Test CH Low Center High SSG output 116dBm 0 35µV SSG MOD 1 5kHz SSG DVM Oscillo scope AF VTVM ANT SP MIC Check 12dB SINAD or more 3 Squelch Open 1 Test CH Low Center High SSG output 122dBm 0 18µV SSG MOD 1 5kHz Program ming software KPG 88D M2 Write Squelch open 4 Squelch Tight 1 Test CH Low Cente...

Page 25: ...V 30mV 16mVrms 13 76mVrms 1 0dBm 16 3dBm 32 8dBm 2 0W 1 8dBm IF1 38 85MHz AF 1kHz AF 1kHz RF Center Frequency L224 Q203 IF2 450kHz To make measurements in the AF section connect the AC level meter ANT input 53dBm 1kHz FM 1 5kHz DEV 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 26: ...R16 R357 R18 R19 R20 R21 R22 C301 R26 F401 Q8 R30 R31 R1 R2 R3 R4 R5 R6 R8 R9 R42 VR1 C351 C352 C354 C355 Q405 Q407 D G S Q408 L401 L402 L403 L404 X2 C10 C11 C13 R203 C19 BATT 1 100 25 26 50 51 75 76 1 3 4 5 1 4 5 8 D G S 5M 5C 1 10 11 20 PCTV BPF CV TK 361SA PC BOARD TX RX UNIT X57 6900 21 Component side view J79 0165 09 Ref No Address IC1 9G IC101 4M IC302 8P IC401 4C IC403 8A IC404 9A IC405 7C ...

Page 27: ...R135 R138 R139 L12 R334 R140 R335 R141 R336 R142 R143 R339 R340 R341 R342 R344 R345 R346 R347 R348 R349 R350 C126 C902 R25 R26 C138 Q C334 C140 R30 C335 R31 C336 C146 C148 C340 C341 C342 C343 C344 C345 C346 D102 Q401 Q402 IC101 IC302 1 5 6 10 BPF D G S 5MS OPTDET PTT RXD MICIN MIC TXD AE SPO SPI NC B 1 4 5 8 SB S S D D G G CN13 ANT J79 0165 09 SP EN5 EN4 EN3 GND EN2 EN1 GND SP2 SP1 SB B SP TX RX U...

Page 28: ... C124 C128 C130 C132 C145 D Q5 C149 R137 L109 C338 R34 C152 C135 C151 C133 C191 C134 C136 C339 R35 R36 C156 C158 L110 C169 R40 C157 C160 C159 C168 C154 R192 R191 C163 C161 C164 C166 R145 D103 D122 D104 Q205 D204 D203 D210 C110 C113 C111 L214 L212 L211 L215 J79 0165 09 G D S S 1 3 4 2 2 4 3 1 PTT RXD J301 EXT SP EXT MIC TXD AE SPI SPO NC 5MS OPTDET MIC MICIN TK 361SA PC BOARD TX RX UNIT X57 6900 21...

Page 29: ... 16 IC402 1 3 4 5 Q100 R103 C102 L411 D10 R305 R306 R307 R308 R310 R311 R312 R313 R314 L1 R315 R316 L3 R317 R318 L5 R319 L7 L8 L9 R320 R321 R322 R323 R324 R325 R326 R327 R328 R329 L10 L11 13 L14 R330 R331 R332 L17 L18 L20 L21 L22 L23 C304 L24 C306 C307 C308 C309 C310 C311 C312 C313 C314 C315 R12 C316 R13 C317 R14 C318 C319 R17 C320 C321 C322 C323 C324 R360 C325 C326 C327 R23 C328 Q1 C329 Q2 Q3 G S...

Page 30: ...C411 1000p C443 0 47u C419 1000p C14 0 01u S403 C21 10u6 3 C421 1u L5 560n C17 47p R20 10 C22 0 33u35 D403 B30 2156 05 R5 100k R33 150k R413 330 C410 1u L8 18n C35 27p R13 0 R11 0 R27 22 C429 1000p C3 1u C428 1000p R405 330k R4 56k CPH3317 Q404 C33 1000p VR1 68k R32 0736 05 C34 1000p R438 47k C42 5p C18 18p F401 2 5A IC402 XC6204B502MR 1 VIN 2 VSS 3 CE 4 NC 5 VoUT C9 10p C426 1u C413 1000p C412 10...

Page 31: ... 60 VCC 61 62 VSS 63 GND 64 GND 65 66 67 68 69 70 71 72 LEDTX 73 LEDRX 74 PF1 75 PF2 76 SIM1 77 SIM2 78 79 80 5T_C 81 5R_C 82 5C_C 83 84 85 86 87 88 BATT 89 RSSI 90 BUSY 91 VOX 92 QT DQT_IN 93 TH_DET 94 AVSS 95 96 VREF 97 AVCC 98 99 MIC_MUTE 100 R25 22k L16 27n C49 100p C291 6p R305 100k C71 0 1u C66 7p C58 6p L12 R418 47k R50 4 7k R435 47k R357 0 C77 470p TC2 10p C76 1000p C435 5p L411 18n L403 C...

Page 32: ...0 1u R326 0 R332 15k R445 0 L107 1 2n C208 470p C214 68p C355 0 1u R360 0 C113 0 1u 2SK879 Y F Q105 R453 22k C111 470p R317 470k C132 20p R114 47k C134 0 01u C146 1000p 1 2 3 4 5 6 7 8 9 AFOUT 10 QUAD 11 IFOUT 12 RSSI 13 N DET 14 N REC 15 GND 16 MIXIN R323 56k C201 0 22u Q301 RT1P141U R152 0 C211 0 01u CF201 L72 0959 05 C107 6p R208 82k R130 150k D L103 8 2n C213 0 1u L412 8 2n R110 330 R109 10k R...

Page 33: ... 5p B C164 5p C273 22p R346 100 L111 1u C154 470p C246 2p B C159 2p R255 0 R251 100k C265 470p R238 100k C268 22p D204 HVC355B D104 HVC131 L226 4T C275 2 5p R348 56k R233 100k R334 47k R228 150 L215 220n C339 10u6 3 C255 22p L229 8 2n R248 220 R137 0 R239 56k C244 2 5p B R344 1k C163 3p C161 5p L410 CN201 R343 470k D205 HVC355B L214 8 2n C252 1p B C230 0 01u R345 100 C168 1p C254 470p Q303 RT1N441...

Page 34: ...A7368FG Q305 RT1N441U Q304 2SA1362 F GR Q303 RT1N441U AGC DET Q302 2SC4919 D303 DAN222 D302 RB706F 40 D301 RB706F 40 VOX MOD DTRLOADN TDATA DTRCLK STD TCLK DTRDO DI O RDF FD SCLK DIR 5M EN1 EN2 EN3 EN4 LPF QTVCO LPF QTTCXO INT IC404 BD4845FVE INT PROTECT D402 GN1G SB PROTECT D401 RB521S 30 RESET RESET AVR IC401 XC6204B502MR 5C DC SW Q405 RT1P237U T111 AVR DC 5R SW 5R_C X2 L78 1414 05 7 37MHz EEPRO...

Page 35: ...K PF2 PF1 PTT BSHIFT LEDTX LEDRX BATT 30F XIN XOUT 8F W PF2 PF1 PTT 5M MICRO CONTROL UNIT IC405 30622MAP490GU LED GREEN LED RED SB SB SW DC SW DC D404 B30 2157 05 D403 B30 2156 05 Q401 RT1N141U LEDTX LEDRX TH_DET D11 MA2S111 F APCSW Q102 2SK2596 E D101 D202 HSC277 SW SW Q105 2SK879 Y F PCTV AMP AMP SW Q108 2SK1824 A SW 5C IC101 TA75W01FUF CURRENT Q9 2SC4619 P Q D122 D103 D104 D106 HVC131 DC AMP Q1...

Page 36: ...oltage 7 2V 1 2V x 6 Battery capacity 1100mAh OPTIONAL ACCESSORIES KSC 31 Rapid Charger External View Specifications Charging current 850mA 5 Charging time KNB 30A Approx 120 minutes Dimensions Charger only 86 3W x 46 2H x 100 0D mm 3 3 8W x 1 7 8H x 4D inches Weight Charger only Approx 100g 0 22 lbs ...

Page 37: ... C 22 F to 140 F Frequency Stability 2 5ppm 30 C to 60 C Dimensions and Weight Dimensions not including protrusions Radio Only 54 W x 122 H x 21 D mm 160g With KNB 30A 1100mAh battery 54 W x 122 H x 33 D mm 340g Receiver Measurements made per TIA EIA 603 Sensitivity EIA 12dB SINAD 0 25µV Selectivity 65dB Intermodulation 65dB Spurious Response 60dB Audio Power Output 500mW at 8Ω less than 10 distor...

Page 38: ...msterdamseweg 37 1422 AC Uithoorn The Netherlands Via G Sirtori 7 9 20129 Milano Italy Bolivia 239 08020 Barcelona Spain A C N 001 499 074 16 Giffnock Avenue Centrecourt Estate North Ryde N S W 2113 Australia Unit 3712 3724 Level 37 Tower one Metroplaza 223 Hing Fong Road 1 Ang Mo Kio Street 63 Singapore 569110 CA 90801 5745 U S A Kwai Fong N T Hong Kong WD18 9EB United Kingdom L Etoile Paris Nord...

Page 39: ... R16 C126 R357 R18 R19 R20 R21 C902 R22 R25 C301 R26 C138 F401 Q8 C334 C140 R30 C335 R31 C336 R1 R2 C146 R3 R4 C148 R5 R6 R8 C340 R9 C341 C342 C343 C344 C345 C346 R42 VR1 C351 C352 C354 C355 D102 Q401 Q402 Q405 Q407 D G S Q408 IC101 L401 L402 L403 L404 IC302 1 5 6 10 X2 C10 C11 C13 R203 C19 BATT 1 100 25 26 50 51 75 76 1 3 4 5 1 4 5 8 D G S 5M 5C 1 10 11 20 PCTV BPF CV D G S 5MS OPTDET PTT RXD MIC...

Page 40: ...R453 R331 R332 L16 L17 L18 TH101 L19 R337 L20 L21 L22 L23 C304 L24 C306 C307 R343 C308 C309 C122 R903 C310 C311 C312 C313 C314 C904 C315 R12 C316 R13 C317 R124 C129 R194 R14 C318 C319 C124 C128 R17 C130 C320 C321 C322 C323 C324 C132 R360 C325 C326 C327 R23 C328 Q1 C329 C145 Q2 Q3 G S D R27 Q4 G D S Q5 C149 Q6 Q7 C330 Q9 C331 C332 C333 R32 R137 L109 R33 C338 R34 C152 C135 C151 C133 C191 C134 C136 C...

Page 41: ...C124 10p R133 150k D C332 470p D210 HVC355B D102 HZU5CLL L101 15n C344 220p R256 1M R331 150k 1 NC1 2 VCC 3 NC2 4 VIN 5 RIPPLE 6 NF 7 PHASE 8 PRE GND 9 PW GND 10 POUT L100 15n C130 470p C327 100p R210 3 3k MICO R126 2 2k C276 4p B C324 82p R121 22 L110 220n C312 12p C905 6p R347 100k C249 4 5p C166 0 75p C138 1000p R127 0 39 R328 10k C904 20p C156 4p B L202 R190 100 L109 C238 0 1u C316 0 1u C259 4...

Page 42: ...37U T111 AVR DC 5R SW 5R_C X2 L78 1414 05 7 37MHz PLL_CLK PLL_DAT APCSW DCSW TX_SW QTTCXO QTVCO 1 2OSC 5T_C 5C_C 5R_C EN1 EN4 EN3 EN2 QT DQT IN RSSI VOX DIR SCLK DI O TCLK DTRDO TDATA DTRCLK DTRLOADN BEEP MIC MUTE AFCONT INT RESET SW1 SW2 EEPROM EEPDAT EEPCLK PF2 PF1 PTT BSHIFT LEDTX LEDRX BATT SW Q407 2SK1830F XIN XOUT IC406 BR24L08F W PF2 PF1 PTT 5M MICRO CONTROL UNIT IC405 30622MAP490GU LED GRE...

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