background image

KRC-21SA/SG/SYA/SYG
KRC-266/S

16

EXPLODED VIEW (UNIT)

C

D

1

2

3

M3x4

φ

3x5

φ

3x10

φ

3x8

φ

3x20

φ

2.6x6

M3x8

: N30-3004-46
: N83-3005-46
: N35-3010-46
: N80-3008-46
: N83-3020-46
: N86-2606-46
: N30-3008-46

A
B
C
D
E
F
K

B

B

B

B

(X14-)

A

x2

A

x2

737

K

K

Refer to the
following page.

CME1

A1

F1

244

211

DC1

242

206

201

262

221

766

261

216

x2

(X14-)

J1

(X14-)

(X14-)

J5

(X14-)

J4

(X14-)

772

(X14-)

771

(X14-)

770

(X14-)

773

(X14-)

J2

(X14-)

L1

724

702

B

B

E

D

C

x2

F

x2

263

DC2

Depends on model. Refer to the parts list

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

www. xiaoyu163. com

QQ 376315150

9

9

2

8

9

4

2

9

8

TEL 13942296513

9

9

2

8

9

4

2

9

8

0

5

1

5

1

3

6

7

3

Q

Q

TEL  13942296513  QQ  376315150  892498299 

TEL  13942296513  QQ  376315150  892498299 

Summary of Contents for KRC-21SA

Page 1: ...AUTO AME DC cord E30 4790 05 or E30 6134 05 DC cord E30 4784 05 or E30 6131 05 Antenna adaptor T90 0523 05 or T90 0534 05 Panel assy A64 2926 02 Panel assy A64 2915 02 KRC 266 A64 2918 02 KRC 266S Escutcheon B07 2188 02 KRC 21SA SG SYA SYG KRC 266 B07 3021 02 KRC 266S CASSETTE RECEIVER KRC 21SA SG SYA SYG KRC 266 S SERVICE MANUAL www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 ...

Page 2: ...C DET B U DET SCL MUTE SDA P CON PANEL HOLD L CLK L DATA S L DATA L FWD REV MOTOR CH CON DATA H DATA C REQ H REQ C CH CLK Rch COM Lch MP IN AM MPX OUT RR OUT LR OUT RF Rch LEVEL SCL SDA OUT LF Rch STBY MUTE Rch Lch T MUTE FWD REV B U 5V 8V B U CH RST S MUTE 8 5 10 B U 5V AM B VDD 5V PACK IN L RES ANT CON CH MUTE BEEP SVR AMP STBY SVR AC GND BEEP Lch Lch Rch Lch 1200mV TAPE 1681mV CD MD CH 3529mV A...

Page 3: ...ume mute SW When BACK UP detection SW or CHANGER RESET SW or MI COM s mute works a base becomes Hi and Q150 is turned on Q151 SVR discharge SW When POWER IC RESET is activated a base becomes Hi Q151 is turned on Q153 Pre out mute driver When BACK UP detection SW or CHANGER RESET SW or MI COM s mute works a base becomes Lo and Q153 is turned on Q200 FM B SW Q201 is turned on when Q200 s base become...

Page 4: ...ack in 28 FF REW I FF REW detection input Lo FF REW Hi PLAY 29 GND I Connected to GND lines 30 GND I Connected to GND lines 31 VDD Positive power supply connection terminal Connected to B U 5V lines 32 REQ C I Request input from changers Lo Request 33 MUTE O Audio mute on off output Hi Mute ON 34 CH CON O Changer control Lo Standby Hi ON 35 REQ H O Request output to changers Lo Request When the mo...

Page 5: ...U OFF Lo B U ON 63 S METER I S meter input from the F E 64 PANEL I Panel detaching detection input Lo Panel not detached 65 GND I Connected to GND lines 66 GND I Connected to GND lines 67 HOLD I MI COM HOLD input Lo Hold 68 VDD VDD connection terminal Connected to B U 5V lines 69 GND I Connected to GND lines 70 GND I Connected to GND lines 71 72 O N C Not used 73 VDD Positive power supply connecti...

Page 6: ... good 0000 is not good While holding preset 1 key press and hold preset 6 key for a few seconds 1111 is good 0000 is not good 1 During FWD transport adjust F and F so that line A of 2 LINE TAPE passes through the center of the head shield plate core center area 2 During RVS transport adjust R and R so that line B of 2 LINE TAPE passes through the center of the head shield plate core center area 3 ...

Page 7: ...tors and capacitors COMPONENT SIDE VIEW FOIL SIDE VIEW 7 X16 149x xx J74 1298 02 R13 R14 R18 R8 R11 R12 R19 C4 C2 C1 C5 R3 R4 R2 R1 R21 R20 R5 R6 C6 64 49 48 12 33 16 1 17 32 11 1 2 E B Q1 IC1 D17 J1 Ref No address IC1 3D Q1 4D X16 149x xx www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 Q...

Page 8: ...2 R320 R154 R303 R304 R306 R305 R321 W129 C54 R63 R64 R57 C52 C1 C2 C6 C5 C7 C8 R6 R7 R5 R2 R3 R4 C14 R8 C13 R1 C251 R251 R323 W131 W125 C102 C103 W128 W130 R160 W118 R158 R156 R250 R137 W120 R122 R120 R121 R123 R111 R109 W126 R110 W127 R108 W132 C351 E B 1 80 64 25 40 24 41 65 B E B E E B B E E B E B E B E B E B E B B E E B B E B E Q61 Q52 Q371 Q59 Q58 Q57 Q55 Q54 Q53 Q50 Q353 Q301 Q320 Q352 Q351...

Page 9: ...1 CN2 D261 R155 R15 W112 R14 W113 R152 W133 W119 R413 C202 R16 R13 W111 R372 R151 C600 C163 R161 W135 R102 R118 R119 R114 R126 R105 R106 R103 R207 R206 C164 C155 C154 C157 C156 C153 C151 C506 R127 R154 R150 R153 R322 R401 R400 R408 R409 R407 R406 R412 R410 R411 R303 R304 R305 R403 R301 R402 W114 W116 R201 R203 R200 C200 C452 C201 R205 R455 R453 R454 R451 R450 R452 R104 W125 W124 W118 R158 W117 W11...

Page 10: ...N M or D52 MA4051 L D53 260 261 350 351 370 371 AM01Z or ERA15 01 or DSM1SD2 HZS7A3L D54 MA4056 N M D55 MA4091 N L D56 MA4110 L D100 150 152 352 1SS133 D200 MA4051 N M TOP VIEW J4 Q150 200 202 UN2212 or KRC103S KRC107S DTC124EK or Q151 260 353 371 UN2214 or DTC114YK or MA4062 L D400 401 404 408 409 ILLUMINATION B SW ILLUMINATION B DRIVER B SW MOTOR ISO CONNECTOR CONNECTOR MOLEX 13 6V 14 4V 13 6V 1...

Page 11: ...K IN FM B AM B SCL MOTOR CH CLK DATA H DATA C SD PLL CLK PLL DATA SDA L CE L CLK L DATA S L DATA L GND XIN GND GND HOLD VDD GND GND VDD GND GND VSS GND XOUT SW5V ILL BEEP ROLL OFF NOISE CANCELLER SEL1 SEL2 SEL3 EQ MUTE FWD REV REMO ACC DET B U DET S METER PANEL R110 47K R108 47K 38 37 36 27 28 26 25 R154 750 C161 1u50 61 62 41 44 R120 47K R122 47K R121 47K 54 64 67 X1 4 5MHz C103 22P C102 22P 6 4 ...

Page 12: ... 16 15 AC OUT L AC OUT R CREF OUT LF OUT RF OUT LR OUT RR VDD GND SDA SCL S MUTE MUX R MUX L 1 2 3 4 5 6 7 8 9 10 11 12 13 14 AC IN L AC IN R TAPE R TAPE L CDR CDRG CDL CDLG PHONE AM MPX LEVEL MP IN MP OUT 54 C13 C14 L4 52mH C452 T MUTE GND MOT GND MOT B GND PACK IN Lch 1 2 FWD REV Rch Ref 99 6 3 4 5 10K Q54 55 IC2 Q150 0 21 MODEL NAME KRC 266 UNIT NO R120 KRC 266S YES R121 KRC 21SA NO YES IC4 TDA...

Page 13: ...0 R14 100 R12 100 64 13 13 R21 R6 470 470 R5 330 R4 R3 330 R1 470 R2 330 KS1 KS2 KS3 KS4 KS5 KI4 KI3 KI2 KI1 R20 S2 S3 KS2 KS3 KS4 KS5 49 Q1 KS6 55 TEST B B 5V 5V 5V CAUTION For continued safety replace safety critical components only with manufacturer s recommended parts refer to parts list Indicates safety critical components To reduce the risk of electric shock leakage current or resistance mea...

Page 14: ...S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 25 12 13 14 15 16 26 27 28 29 30 31 32 18 19 20 21 22 23 24 17 CO3 CO2 CO1 37 36 35 34 33 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 S16 S15 S14 S13 S12 S37 S36 S35 S34 S33 S32 S31 S30 S29 S28 S27 S26 S25 S24 S23 S22 S21 S20 S19 S18 S17 COM1 COM2 COM3 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 12 13 14 15 1...

Page 15: ...5 53 111 102 102 12 103 111 31 33 14 102 114 52 39 10 40 34 58 57 39 9 35 112 113 7 6 26 25 HD1 56 100 106x2 37 36 38 CM1 20 5 1 23 22 105x2 113 112 16 18 17 19 102 104 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 ...

Page 16: ...page CME1 A1 F1 244 211 DC1 242 206 201 262 221 766 261 216x2 X14 J1 X14 X14 J5 X14 J4 X14 772 X14 771 X14 770 X14 773 X14 J2 X14 L1 724 702 B B E D Cx2 Fx2 263 DC2 Depends on model Refer to the parts list Parts with the exploded numbers larger than 700 are not supplied www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315...

Page 17: ...N80 2008 45 G H J Jx2 Jx2 203 228 218 219 229 217 704 767 X16 X16 X16 277 X16 278 X16 279 X16 ED1 X16 276 780 207 230 241 253 709 249 222 205 PA1 250 246 252 251 254 248 251 255 227 227 227 247 226 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 ...

Page 18: ...ROTECTION BAG 180X300X0 03 H25 1111 04 PROTECTION BAG 280X450X0 03 E5E6 H54 2669 03 ITEM CARTON CASE M H54 2673 03 ITEM CARTON CASE M4 H54 2679 03 ITEM CARTON CASE E5 H54 2680 03 ITEM CARTON CASE E6 H54 2691 03 ITEM CARTON CASE E8 H54 2692 03 ITEM CARTON CASE E9 241 3E J19 5125 02 HOLDER 242 1C J21 9701 03 MOUNTING HARDWARE ASSY 244 3D J61 0307 05 WIRE BAND 246 3F K24 3545 04 KNOB EJECT 247 3F K24...

Page 19: ...2J SMALL RD 3 3K J 1 2W R52 RK73FB2B333J CHIP R 33K J 1 8W R54 RK73FB2B103J CHIP R 10K J 1 8W R55 RD14BB2C473J RD 47K J 1 6W R57 RK73GB2A433J CHIP R 43K J 1 10W R58 RK73FB2B223J CHIP R 22K J 1 8W R59 RK73GB2A101J CHIP R 100 J 1 10W R62 RK73GB2A103J CHIP R 10K J 1 10W R63 64 RK73GB2A102J CHIP R 1 0K J 1 10W R65 66 RD14DB2H2R2J SMALL RD 2 2 J 1 2W R67 RD14BB2C102J RD 1 0K J 1 6W R103 RK73GB2A225J CH...

Page 20: ...R DIODE D55 MA4091 N L ZENER DIODE D56 MA4110 L ZENER DIODE D100 1SS133 DIODE D150 152 1SS133 DIODE D200 MA4051 N M ZENER DIODE D260 261 AM01Z DIODE D260 261 DSM1SD2 DIODE D260 261 ERA15 01 DIODE D351 AM01Z DIODE E6 Ref No A d d N e w Parts No Description Dest inati on D351 AM01Z DIODE E8E9E5 D351 DSM1SD2 DIODE E6 D351 DSM1SD2 DIODE E8E9E5 D351 ERA15 01 DIODE E6 D351 ERA15 01 DIODE E8E9E5 D352 1SS...

Page 21: ... LIQUID CRYSTAL M ED1 B38 1094 05 LIQUID CRYSTAL M4 Ref No A d d N e w Parts No Description PL1 2 B30 1483 05 LAMP 5 5V 0 125A E5E6 PL1 2 B30 1483 05 LAMP 5 5V 0 125A M4E8E9 PL1 2 B30 1485 05 LAMP 5 5V 0 125A M C1 CK73GB1E473K CHIP C 0 047UF K C1 CK73GB1H473K CHIP C 0 047UF K C2 CK73GB1H103K CHIP C 0 010UF K C4 CK73GB1E473K CHIP C 0 047UF K C4 CK73GB1H473K CHIP C 0 047UF K C5 CK73GB1H102K CHIP C 1...

Page 22: ...W 102 3A N09 4326 08 SCREW 103 3A N09 4191 08 SCREW 104 1B N09 4192 08 SCREW 105 2A N09 4058 08 SCREW 106 1A N09 4109 08 SCREW 111 3A N19 2082 08 FLAT WASHER 112 2A N19 2083 08 FLAT WASHER 113 2A N19 2084 08 FLAT WASHER 114 3A N19 2043 08 FLAT WASHER 115 2B N19 2038 08 FLAT WASHER HD1 1B T31 0229 08 PLAYBACK HEAD CM1 1A T42 1025 08 MOTOR ASSY Ref No A d d N e w Parts No Description E5 KRC 21SA E8 ...

Page 23: ...10 20 40 80 100 More than 10µF 10 50 20 20 0 Less than 4 7µF 10 75 Voltage rating 2nd word A B C D E F G H J K V 1st word 0 1 0 1 25 1 6 2 0 2 5 3 15 4 0 5 0 6 3 8 0 1 10 12 5 16 20 25 31 5 40 50 63 80 35 2 100 125 160 200 250 315 400 500 630 800 3 1000 1250 1600 2000 2500 2150 4000 5000 6300 8000 CHIP CAPACITORS EX C C 7 3 F S L 1 H 0 0 0 J Refer to the table above 1 2 3 4 5 6 7 1 Type Chip CH RH...

Page 24: ...ORATION 2967 3 Ishikawa machi Hachioji shi Tokyo 192 8525 Japan KENWOOD SERVICE CORPORATION P O BOX 22745 2201 East Dominguez Street Long Beach CA90801 5745 U S A KENWOOD ELECTRONICS CANADA INC 6070 Kestrel Road Mississauga Ontario Canada L5T 1S8 KENWOOD ELECTRONICS LATIN AMERICA S A P O Box 55 2791 Paitilla Plaza Credicorp Bank Panama Piso 9 Oficina 901 Calle 50 Panama Rep de Panama KENWOOD ELECT...

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