Kenwood R-SE7 Service Manual Download Page 9 | Manualshive

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R-SE7/SE-7

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PARTS DESCRIPTIONS

CIR/ADJ

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Summary of Contents for R-SE7

Page 1: ...power cord E30 Lock terminal board E70 Phono jack E63 1014 05 Phono jack E63 0046 15 Phono jack E63 0047 15 Rectangular receptacle E08 0312 05 Metallic cabinet A01 Lock terminal board E20 0476 05 Power cord bushing J42 0083 05 Knob K29 6744 04 Escutcheon B07 2363 04 Indicator B12 0320 04 Knob K29 6358 04 Knob K29 6750 03 Escutcheon B07 2367 03 HM 701 PRECAUTIONS FOR REPAIR For the SERIAL TEST CODE...

Page 2: ...5 AM loop antenna 1 T90 0820 05 Audio cords 2 E30 0615 05 System control cord 1 E30 2628 05 Battery cover A09 0374 08 Remote control unit 1 A70 1154 05 KM A70 1155 05 TE SE7 SE 7 G CONTENTS ACCESSORIES CONTENTS ACCESSORIES 2 CIRCUIT DESCRIPTION 3 ADJUSTMENT 8 PC BOARD 10 SCHEMATIC DIAGRAM 13 EXPLODED VIEW 24 PARTS LIST 25 SPECIFICATIONS Back cover Contents Accessories System configuration SYSTEM N...

Page 3: ... a microcom puter is set low when the AC power is turned OFF The microcomputer detects the signal and enters the stop state The microcomputer is reset when the AC power is turned ON The data for backup state confirmation is checked by reset processing The microcomputer is initialized when the data was destroyed If it is not destroyed the microcomputer is started in the backup state EThe data for b...

Page 4: ...he keys below provide a special operation according to the posi tion where the selector is set The main unit s keys except described below and the rotary encoder provide the normal operation 4 When selector is set to TUNER Key Operation PURE A key Increments the P CALL every time this key is pressed N B key Decrement the P CALL every time this key is pressed ENTER key Selects the display cyclicall...

Page 5: ... the unused area of EEPROM then read the written data If the read data is the same as the written data RAM OK is displayed in the fluorescent display indicator If the former is different from the latter RAM NG is displayed A Set the TUNER ATT to OFF and display the S level in hexadecimal when the ENTER key is pressed ATT OFF is displayed in the fluorescent display indicator B Set the TUNER ATT to ...

Page 6: ...S1 ENC A ENC B 2 VOLUME ROTARY ENCODER X14 IC4 SIGNAL LEVEL RDS CLOCK RDS DATA 3 RDS X09 IC3 2 ELECTRIC VOLUME IC M62420 SD STEREO HEAD PHONES PROTECTION A MUTE T MUTE H P MUTE ATT A CLASS ON SERIAL SE7 SE 7 G CIRCUIT DESCRIPTION 5 Microprocessor uPD78045FGF057 X14 IC1 1 Microprocessor periphery block diagram Key matrix 60 KR0 59 KR1 58 KR2 64 KS0 DSW0 DSW1 D158 DSW2 D159 63 KS1 POWER AUTO MONO BA...

Page 7: ...l input 28 S LEVEL RDS I Signal level 29 A VDD A D power supply 5V 30 A VREF A D reference voltage 5V 31 32 OSC 32kHz oscillator 33 Vss Microprocessor power supply GND 34 35 OSC 4 19MHz oscillator 36 S DATA I O 16bit system data 37 S BUSY I O 16 bit system busy H BUSY L READY 38 H P MUTE O Head phones mute signal L ON 39 ATT O CLASS A control signal H A CLASS L AB CLASS 40 A MUTE O Audio mute sign...

Page 8: ... INPUT SETTINGS OUTPUT SETTINGS AMP SETTINGS ALIGNMENT POINTS ALIGN FOR FIG POWER ON SELECTOR AUX 1 B CLASS IDLE CURRENT Connect a DC voltmeter across CN1 L CN2 R X09 A 7 PURE A OFF Volume 0 VR1 L VR2 R X09 A 7 20mV b 8 ADJUSTMENT SPEAKER 6 16 Ω R L SUB WOOFER PRE OUT FM75Ω FM300Ω GND AM ANTENA SYSTEM CONTROL R L IN IN CD AUX REC OUT PLAY OUT REC OUT PLAY OUT TAPE MD Oscilloscope Distortion meter ...

Page 9: ...R SE7 SE 7 G 9 PARTS DESCRIPTIONS ...

Page 10: ...10 A C E B D 2 1 3 5 7 6 Refer to the schematic diagram for the value of resistors and capacitors PC BOARD Component side view TUNER UNIT X05 4600 12 K X05 4600 72 M TUNER UNIT X05 4622 71 ET ...

Page 11: ... I K M O 2 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors PC BOARD Component side view 11 12 AUDIO UNIT X09 4690 11 K X09 4690 21 M X09 4692 71 ET G K SD 97 11 283 07AM y W 2 ...

Page 12: ... 7 4 R IFCOUNT DET L FM AM PHASE 12 11 10 C9 10u16 C10 0 047 AMIFOUT C20 0 1 ON RESET 12bits PROGRAMABLE DIVIDER SWALLOW COUNTER 1 16 1 17 4bits UNIVERSAL COUNTER 2 DATA SHIFT REGISTER LATCH C B I F DETECTOR UNLOCK CHARGE PUMP PHASE DETECTOR DIVIDER REFERENCE R8 330 L3 1uH L1 330 100 R6 3 3K R5 5 6 0 01 C1 R3 0 01 CF1 R4 330 R2 1 2 POWER 680 C2 R1 CF2 R45 220 R43 1 4W 10K C27 82 1 4W 1u50 C26 47u1...

Page 13: ...09 A 8 12V 0V 13 1V 12V 12V 12V 12V 12V 12V 12V 12V 12V 47K R58 R57 47K DET PLLCE CH SPACE S LEVEL PLLCLK PLLDO PLLDATA GND 12V Rch 12V T MUTE SD Lch STEREO 5 4 3 2 1 6 7 8 9 10 11 12 13 14 15 3 3K R60 R59 3 3K 3 5 4 6 8 1 10u16 C59 2 3 C57 10u16 47K R51 47K 47K R54 47K 150K R55 4 7 C60 10u16 6 5 10u16 C58 150K R56 12V 12V 12V 12V 12V Y05 3480 11 R SE7 SE 7 G LA1836 LC72131 NJU7313AM NJM4565L D LA...

Page 14: ...SC2714 R O IC3 M5223FP IC2 LC72131 IC1 LA1836 MTZJ3 3 B or UZ 3 3BSB MTZJ5 1 B or UZ 5 1BSB D81 D101 RF RF AMP OSC DISTORTION ST MIX BUFFER 2SK360 TR1 CAUTION For continued safety replace safety critical components only with manu facturer s recommended parts refer to parts list indicates safety critical compo nents For continued protection against risk of fire replace only with same type and ratin...

Page 15: ... AMP IN R 13 AM NARROW 18 AMP IN L 14 PHASE DET 17 AMP OUT R 15 PILOT DET 16 AMP OUT L IF SEEK V SM FM AM SW FM SDADJ L62 L33 33K C30 0 047 R32 5 6K C38 10u10 C42 2 2u35 C40 1u50 R33 3K C41 0 47u50 R34 8 2K 1 C37 2 2K R59 C34 0 1 C33 10u16 C35 10u16 C36 0 047 C31 47u16 C32 0 01 L32 L31 82 1W R31 47P C95 47K R49 L36 L35 1 2K R46 2 2u35 C56 1 2K R45 2 2u35 C55 6800P C57 6800P C58 C45 R37 C49 1u50 R3...

Page 16: ...30 75 R188 470 9 1K R99 R64 9 1K 18K R62 R61 18K 9 1K R63 100P R100 9 1K C44 100P C43 R72 1 4W 22 22 1 4W R71 1 4W 22 R69 C45 R68 2 4K 4 7u35 R166 15K 6 8K R167 51K W3 W2 1 4W 4 7 R86 1 4W R85 4 7 0 1 C54 0 1 C54 0 047 0 047 51K C138 R157 47K 3 3K R161 R82 470 R53 1K 4 7K 4 7K R176 47K 47K R174 2 4K R67 R108 680 R172 680 470 R187 330 75 11 1 2 3 4 5 6 7 8 9 10 VR1 1K R75 0 22 2W 100P 2W 0 22 R73 C...

Page 17: ...2 3 7 4 5 6 C131 10u25 R147 100K C132 100u10 R148 100 10u25 C137 C135 100 R109 10u25 1 8K R139 2 2K 3 3K R120 1K C34 4 7u50 R137 220K 110K R136 R144 R143 1K C126 4 7u25 220K R46 R153 2 2K 10u25 C59 C57 10u25 R183 12K R181 12K 2 2K R151 100 R95 C130 10u16 R45 220K 100 R49 C31 R55 33K C134 47u25 47u25 R40 2 2K Q3 R43 2 2K 2 2K R37 100K R35 100K R36 C33 4 7u50 2 2K R38 C128 3 3u50 47K R138 R140 2 2K ...

Page 18: ...HP Rch BIAS HI BIAS MID PROTECT SP HI LOW A MUTE ATT HP MUTE S BUSY AC S DATA 4 194MHz X501 NX NX NX NX NX NX 38 AC 37 AC 36 35 P16 34 P15 33 P14 32 P13 31 P12 30 P11 29 P10 28 P9 27 P8 26 P7 25 P6 24 P5 23 P4 22 P3 21 P2 20 P1 19 18 17 16 15 14 13 NX 12 9G 11 8G 10 7G 9 6G 8 5G 7 4G 6 3G 5 2G 4 1G 3 2 AC AC 1 S16 S11 S10 S9 S8 S6 S7 S4 S5 S3 S2 S15 S15 S15 S15 S1 P15 S15 SD STEREO T MUTE PLL CE A...

Page 19: ...x2 R SE7 Cx2 Cx2 C C C C 765 766 766 702 766 766 775 766 780 777 781 776 708 Cx2 C Cx4 C C D D D Ex2 Fx4 D G G Hx2 X09 D 7 X09 A 7 X09 B 7 X09 C 7 X09 G 7 X09 F 7 X05 46xx xx J 5 SPEAKERS J 1 J 2 J 3 MD TAPE AUX CD J 4 SYSTEM CONTROL ANTENA J 1 M T E type only M T E type only 620 651 619 650 601 637 636 642 603 630x2 621 638 645 635x2 637 623 19P 624 15P 624 15P 623 19P 622 607 639 606 760 641 614...

Page 20: ...50WV C28 CQ93FMG1H223J MYLAR 0 022UF J C29 CE04KW1H2R2M ELECTRO 2 2UF 50WV C30 CE04KW1C101M ELECTRO 100UF 16WV C31 CE04KW1A470M ELECTRO 47UF 10WV C32 CK73FB1H103K CHIP C 0 010UF K C33 CC73FSL1H101J CHIP C 100PF J C34 35 CK73FB1H102K CHIP C 1000PF K C36 CC73FCH1H270J CHIP C 27PF J C37 CC73FCH1H220J CHIP C 22PF J C38 CK73FB1H471K CHIP C 470PF K C52 CC73FSL1H470J CHIP C 47PF J C57 60 CE04KW1C100M ELE...

Page 21: ... CC73FCH1H220J CHIP C 22PF J C68 CC73FSL1H020C CHIP C 2 0PF C C69 CK73FB1H103K CHIP C 0 010UF K C70 CC73FSL1H101J CHIP C 100PF J C81 CC73FCH1H220J CHIP C 22PF J C82 CC73FCH1H270J CHIP C 27PF J C84 CK73FB1H102K CHIP C 1000PF K C85 C91 0745 05 CERAMIC 100PF K C86 C91 0757 05 CERAMIC 1000PF K C87 CE04KW1A470M ELECTRO 47UF 10WV C89 CE04KW1C470M ELECTRO 47UF 16WV C90 CE04KW1H2R2M ELECTRO 2 2UF 50WV C91...

Page 22: ...1 MTZJ3 3 B ZENER DIODE D101 UZ 3 3BSB ZENER DIODE IC1 LA1836 ANALOGUE IC IC2 LC72131 MOS IC IC3 M5223FP IC OP AMP X4 Q1 2 2SC2714 R O TRANSISTOR Q3 2SA1586 Y GR TRANSISTOR Q3 2SA1611 M5 M6 TRANSISTOR Q31 32 2SC4116 Y GR TRANSISTOR Q31 32 2SC4177 L5 L6 TRANSISTOR Q81 2SA1586 Y GR TRANSISTOR Q81 2SA1611 M5 M6 TRANSISTOR Q101 102 2SD1757K TRANSISTOR Q103 2SA1586 Y GR TRANSISTOR Q103 2SA1611 M5 M6 TR...

Page 23: ...T CABLE CONNECTOR CN7 E40 4906 05 FLAT CABLE CONNECTOR CN8 E40 8161 05 SOCKET FOR PIN ASSY CN9 E40 8160 05 PIN ASSY CN10 E40 8169 05 SOCKET FOR PIN ASSY CN11 E40 8164 05 PIN ASSY CN12 E40 4632 05 PIN ASSY CN15 E40 4906 05 FLAT CABLE CONNECTOR J1 E63 1014 05 PHONO JACK 3P J2 E63 0046 15 PHONO JACK 4P J3 E63 0047 15 PHONO JACK 6P J4 E08 0312 05 RECTANGULAR RECEPTACLE J5 E70 0034 05 LOCK TERMINAL BOA...

Page 24: ...00K J 1 10W R548 549 RK73FB2A103J CHIP R 10K J 1 10W R551 552 RK73FB2A101J CHIP R 100 J 1 10W T1T2E R553 556 RK73FB2A104J CHIP R 100K J 1 10W R557 RK73FB2A103J CHIP R 10K J 1 10W R561 RK73FB2A104J CHIP R 100K J 1 10W R564 RK73FB2A514J CHIP R 510K J 1 10W R569 RK73FB2A103J CHIP R 10K J 1 10W R580 581 RK73FB2A104J CHIP R 100K J 1 10W T1T2E R582 583 RK73FB2A103J CHIP R 10K J 1 10W R584 RK73FB2A104J C...

Page 25: ... IC12 S 806D Z ANALOGUE IC IC13 X24C04S MEMORY IC T1T2E IC701 SAA6579 ANALOGUE IC T1T2E Q1 4 2SC4213 B TRANSISTOR Q5 6 2SD2589 TRANSISTOR Q7 8 2SB1659 TRANSISTOR Q9 10 2SC4137 V W TRANSISTOR Q11 12 2SC1845 F E TRANSISTOR Q13 16 2SC4213 B TRANSISTOR Q51 2SD2589 TRANSISTOR Q52 2SC1845 F E TRANSISTOR Q53 DTC113ZUA DIGITAL TRANSISTOR Q53 UN5219 DIGITAL TRANSISTOR Q54 2SA992 F E TRANSISTOR Q55 2SA1534A...

Page 26: ... Europe X Australia M Other Areas indicates safety critical components Q58 2SB764 E F TRANSISTOR Q59 2SD2525 TRANSISTOR Q60 61 2SA1586 Y GR TRANSISTOR Q60 61 2SA1611 M5 M6 TRANSISTOR Q62 2SC2003 L K TRANSISTOR Q63 2SC4116 Y GR TRANSISTOR Q63 2SC4177 L5 L6 TRANSISTOR Q64 66 2SC1845 F E TRANSISTOR Q67 2SA992 F E TRANSISTOR Q68 2SA1586 Y GR TRANSISTOR Q68 2SA1611 M5 M6 TRANSISTOR Q69 70 2SC4116 Y GR ...

Page 27: ...r differing local conditions This manual is based on Europe E stan ard and provides information on regional circuit modification through use of ternate schematic diagrams and information on regional component varia ons through use of parts list 1 KENWOOD follows a policy of continuous advancements in development For this reason specifications may be changed without notice 2 Sufficient performance ...

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