Kenwood HM-901 Service Manual Download Page 6 | Manualshive

Page: 6 / 23

background image

A

B

D

C

E

2

1

3

5

7

4

6

Refer to the schematic diagram for the value of resistors and capacitors.

PC BOARD

(

Component side view

)

TUNER UNIT (X05-4600-72) : M

(X05-4622-71) : T

6

R-SE9(K)

1P

97.11.29

3:34

AM

y[W

9

«
...
4
5
6
7
8
...
»

Summary of Contents for HM-901

Page 1: ...d volume control auto mono enter phones mode pure multi control N B down up stereo integrated amplifier tuner R SE9 A TRAITR on standby SYSTEM CONTROL ANTENNA AM GND FM75 CD IN IN REC PLAY SUPER WOOFER PRE OUT SPEAKERS 6 16 L R TAPE REC PLAY MD AUX R L Side plate A50 1303 02 Panel A60 Front glass B10 2369 03 AC power cord E30 Screw terminal board E70 0061 05 Lock terminal board E20 0476 05 Phono j...

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 M RC SE9 A70 1155 05 T RC SE9 E SE9 CONTENTS ACCESSORIES CONTENTS ACCESSORIES 2 CIRCUIT DESCRIPTION 3 ADJUSTMENT 5 PC BOARD 6 SCHEMATIC DIAGRAM 9 EXPLODED VIEW 20 PARTS LIST 21 SPECIFICATIONS 27 Contents Accessories System configuration SYSTEM NAME...

Page 3: ... is set The main unit s keys except described below and the rotary encoder provide the normal operation 5 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 cyclically in the order below every time this key is pressed Write data in the unused area of E2...

Page 4: ...er 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 ON and display the S level in hexadecimal when the ENTER key is pressed ATT ON is displayed in the fluorescent display indicator The special display using the ENTER key is...

Page 5: ...TS ALIGN FOR FIG POWER ON 1 A CLASS B CLASS IDLE CURRENT Connect a DC voltmeter across CN9 L CN10 R X09 A 4 PURE A ON PURE A OFF Volume 0 VR1 L VR2 R X09 A 4 18mV b 2 A CLASS IDLE CURRENT EXCEPTTUNER PURE A ON Volume 0 20 10 00 Less than 90mV Check 3 A CLASS IDLE CURRENT EXCEPTTUNER PURE A ON Volume 10 20 16 00 Less than 250mV Check SYSTEM CONTROL ANTENNA AM GND FM75 CD IN IN REC PLAY SUPER WOOFER...

Page 6: ...A B D C E 2 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors PC BOARD Component side view TUNER UNIT X05 4600 72 M X05 4622 71 T 6 ...

Page 7: ... 2 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors PC BOARD Component side view 7 8 AUDIO UNIT X09 4700 21 M X09 4702 71 T DISPLAY UNIT X14 4560 21 M X14 4562 71 T 97 11 293 17AM y W 2 ...

Page 8: ...SD GND AMAGC DETOUT 8 STEREO MPXIN 9 VCC FMDET MPXVCO 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 ...

Page 9: ...6V 13 1V R15 2 3 E3 X09 A 4 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 K M O L N Y05 3471 21 R SE9 ...

Page 10: ...GR or 2SA1611 M5 M6 Q1 2 2SC2714 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 TION For continued safety replace safety critical components only with manu rer s recommended parts refer to parts list indicates safety critical compo For continued protection against risk of fire replace only with same ty...

Page 11: ...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 R38 33K C46 100u10 C70 100P R39 22K 6800P 10u1...

Page 12: ...7 25 24 22 21 23 26 11 20 10 21 8 23 5 26 4 27 3 28 8 23 11 20 5 26 10 21 4 27 3 28 C121 220P R122 1K R121 1K C120 220P CK DT R123 1K 10u25 C151 220K R135 3 3K R163 10K R137 R139 1K 22u35 C52 R142 1K 1000P C54 C142 100u25 1K 1000P R141 C51 22u35 C141 100u25 C53 4 5 5 4 10 9 R147 1K C40 100u10 R146 10K 3 3K 9 10 7 5K R91 7 5K R92 10u35 R86 2 7K C48 10u35 C50 R88 2 7K 100 R78 4 100K R93 3 R94 100K 4...

Page 13: ... R20 100K R21 330 R16 10K C15 330u6 3 C16 0 01 C17 0 01 C13 0 01 C14 0 01 R11 1K C11 0 01 1u50 C12 100K R14 1K R15 2 1 3 33u16 C25 10 R78 R69 100 R2 390 2W 390 2W R1 0 01 C18 1000P C2 C1 1000P 3 1 2 100 R31 R34 10K R33 10K 100 R32 C24 0 01 C23 0 01 C22 0 01 C21 0 01 R72 100 R71 100 10K R30 R29 10K LO RELAY HI RELAY SP RELAY RDS CLOCK RDS DATA PROTECT REMOCON VSS IC CLASS A LED BIAS MID BIAS HI VDD...

Page 14: ...L CE AVSS PLL DO CE RESET SEL PLL DATA SEL PLL CLK SEL ST A CLASS ON ENC D ENC C E2PSDA E2PSCL VDD 1G 2G 3G 4G 5G 6G 7G 3 4 5 6 1 7 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 E VOL SCL E VOL SDA 8G 9G 25 26 80 79 IC4 SAA6579T X X IC3 27 8V 27 8V 27 8V 27 8V 27 8V 27 8V 27 8V 27 8V 27 8V 5 2V 4 8V 5 1V 0V 0V 4 9V 4 9V 0V 0V 0V 0V 4 9V 4 9V 4 8V 4 8V 4 8V 0V B LINE B LINE 5 1 8 4...

Page 15: ...A 1 ED1 N B S12 volume contorl S 5 pure A S 2 multi control S 7 mode J 1 phones J 1 ANTENA J 5 SYSTEM CONTOROL J 3 MD TAPE AUX CD J 2 J 1 J 4 SPEAKERS Cx2 A Bx2 Cx2 Ex4 C D D D C Cx4 C C C C D Bx2 F G C F 759 C C C F F C R SE9 780 766 781 702 D D 606 607 617 653 757 620 652 622 634 604 604 601 629 629 614 612 644 643 613 628 605 642 641 627x2 603 619 619 761 737 633 648 633 723 618 636 760 756 760...

Page 16: ...5 LOCK TERMINAL BOARD 4P CF1 2 L72 0531 05 CERAMIC FILTER CF3 L72 0593 05 CERAMIC FILTER L1 L39 1348 05 COMBINATION COIL L2 L30 0911 05 AM IFT L3 4 L40 1091 17 SMALL FIXED INDUCTOR 1UH X1 L77 2185 05 CRYSTAL RESONATOR X2 L78 0637 05 RESONATOR 456KHZ R1 RK73FB2A332J CHIP R 3 3K J 1 10W R2 RK73FB2A681J CHIP R 680 J 1 10W R3 RK73FB2A5R6J CHIP R 5 6 J 1 10W R4 5 RK73FB2A331J CHIP R 330 J 1 10W R6 RK73...

Page 17: ...1000PF K C95 CC73FCH1H470J CHIP C 47PF J C96 CC73FSL1H101J CHIP C 100PF J CN1 E40 4609 05 PIN ASSY CN2 E40 4871 05 PIN ASSY J1 E20 0321 05 LOCK TERMINAL BOARD 2P F CF1 2 L72 0536 05 CERAMIC FILTER L31 L30 0929 05 FM IFT L32 L30 0930 05 FM IFT L33 L30 0911 05 AM IFT L34 L79 1237 05 LC FILTER L35 36 L79 1236 05 LC FILTER L61 L40 1091 17 SMALL FIXED INDUCTOR 1UH L62 L39 1348 05 COMBINATION COIL L63 L...

Page 18: ...UF 16WV C29 30 CE04KW1C470M ELECTRO 47UF 16WV C31 32 C90 3225 05 ELECTRO 10UF 16WV C33 34 CC73FSL1H102J CHIP C 1000PF J C35 38 CF92FV1H104J MF C 0 10UF J C39 CC73FCH1H221J CHIP C 220PF J C40 C90 3270 05 ELECTRO 100UF 10WV C41 44 CC73FCH1H221J CHIP C 220PF J R1 RD14NB2E101J RD 100 J 1 4W R2 RK73EB2B221J CHIP R 220 J 1 8W R3 RK73FB2A332J CHIP R 3 3K J 1 10W R4 RK73FB2A681J CHIP R 680 J 1 10W R5 RK73...

Page 19: ...B2A272J CHIP R 2 7K J 1 10W R99 100 RK73FB2A473J CHIP R 47K J 1 10W R102 RD14NB2E560J RD 56 J 1 4W R115 RK73FB2A163J CHIP R 16K J 1 10W R116 RK73FB2A153J CHIP R 15K J 1 10W R117 RK73FB2A102J CHIP R 1 0K J 1 10W R118 RK73FB2A103J CHIP R 10K J 1 10W R119 RK73FB2A102J CHIP R 1 0K J 1 10W R120 RK73FB2A103J CHIP R 10K J 1 10W R121 122 RK73FB2A102J CHIP R 1 0K J 1 10W R126 RD14GB2E680J FL PROOF RD 68 J ...

Page 20: ...TOR Q43 2SD2589 TRANSISTOR Q44 2SA1534A R S TRANSISTOR Q45 2SC2458 Y GR TRANSISTOR Q46 2SA1048 Y GR TRANSISTOR Q46 2SA1309A Q R TRANSISTOR D27 B30 2515 05 LED ORG 600NM 3 C1 2 CC73FSL1H102J CHIP C 1000PF J C11 CK73FB1H103K CHIP C 0 010UF K C12 C90 3253 05 ELECTRO 1 0UF 50WV C13 14 CK45FF1H103Z CERAMIC 0 010UF Z C15 C90 3216 05 ELECTRO 330UF 6 3WV C16 17 CK73FB1H103K CHIP C 0 010UF K C18 CK45FF1H10...

Page 21: ...ANSISTOR Q1 2SC2785 F E TRANSISTOR A1 W02 2561 05 ELECTRIC CIRCUIT MODULE C20 CC73FCH1H180J CHIP C 18PF J C21 24 CK73FB1H103K CHIP C 0 010UF K C25 CE04KW1C330M ELECTRO 33UF 16WV C26 CK73FB1H103K CHIP C 0 010UF K T C27 CC73FCH1H470J CHIP C 47PF J T C28 CC73FCH1H180J CHIP C 18PF J T C29 C90 3240 05 ELECTRO 2 2UF 35WV T C30 CC73FCH1H331J CHIP C 330PF J T C31 CC73FSL1H561J CHIP C 560PF J T C32 CK73FB1...

Page 22: ... IHF 66 FM Tuner section Tuning frequency range 87 5 MHz 108 MHz Usable sensitivity DIN MONO 1 2 µV 75 W 13 2 dBf 40 kHz DEV S N 26 dB Signal to noise ratio DIN weighted at 1 kHz 65 2 dBf input MONO 65 dB STEREO 58 dB Selectivity DIN 300 kHz 64 dB Stereo separation DIN at 1 kHz 35 dB AM Tuner section Tuning frequency range 531 kHz 1 602 kHz Usable sensitivity 30 mod S N 20 dB 15 µV 500 µV m Signal...

Page 23: ...20129 Milano ltaly KENWOOD IBÉRICA S A Bolivia 239 08020 Barcelona Spain KENWOOD ELECTRONICS AUSTRALIA PTY LTD A C N 001499 074 P O Box 504 8 Figtree Drive Australia Centre Homebush N S W 2140 Australia KENWOOD LEE ELECTRONICS LTD Unit3712 3724 Level37 Tower1 Metroplaza 223HingFongRoad KwaiFongN T HongKong KENWOOD ELECTRONICS GULF FZE P O Box 61318 Jebel Ali Dubai U A E KENWOOD ELECTRONICS SINGAPO...

Reviews:

No comments

Related manuals for HM-901

Brand: NAD Pages: 2

Brand: NAD Pages: 32

Brand: Yamaha Pages: 8

Brand: NAD Pages: 12

Brand: NAD Pages: 38

Brand: NAD Pages: 14

Brand: NAD Pages: 5

Brand: NAD Pages: 4

Brand: QUAD Pages: 12

Brand: Fender Pages: 20

Brand: Vox Pages: 2

Valvestate VS230R

Brand: Marshall Amplification Pages: 7

Brand: Texas Instruments Pages: 8

Brand: Cary Audio Design Pages: 14

Tube Ultragain T1953

Brand: Behringer Pages: 23

Power Drive DNA-2

Brand: McCormack Pages: 4

Brand: Copland Pages: 10

1000 Roc-Pro 22-6878

Brand: Fender Pages: 11

Brands by name

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular brands

Load more brands