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Main PWB(B2) section 5/5
[ Power supply, Audio pre-output block ]

- 18 -

EN-1286S-A

1

2

3

4

To 1/5 (page 14)
To 2/5 (page 15)
To 3/5 (page 16)
To 4/5 (page 17)

C

C

C

C

C

C

GND OUT IN

C

C

C

C

C

1

2

3

4

5

6

7

8

9

10

11

12

13

14

C

C

C

C

1

2

3

4

5

6

7

8

9

10

11

12

13

14

VCC

G

VOUT

1

2

3

4

5

1

2

3

4

P

C

C

C

C

C

C

C

C

R510

C501

C504

C508

C510

C511

C512

C513

D507

D502

D503

R501

R502

R507

R508

R509

R511

R512

R513

R514

C509

C502

C506

C706

C707

C712

C713

C718

C724

C725

C726

C727

C728

C729

C730

C731

C732

C733

Q507

D501

D505

Q501

Q506

Q504

Q505

Q503

D506

Q502

R745

R744

R743

R725

R724

R723

R714

R711

C717

C705

D504

C515

C703

C715

IC700

IC701

L501

TM501

IC504

IC503

IC502

R506

R504

R505

IC501

R729

R728

R715

R721

R720

R719

R727

R726

R722

R710

R718

R717

R716

C702

C704

R735

R731

R741

R740

R739

C719

R749

R748

R747

R746

R738

R737

R736

R742

R730

C714

C716

R734

C503

C505

C507

R517

R515

R516

C514

0.1

0.1

0.022

0.1

0.1

0.1

100

25V

10K

RL253

MA8056M

MA8091H

1.5K

10K

470

1/4W

1.5K

1/4W

1.5K

1/4W

10K

4.7K

1.5K

10K

47

16V

TAN

22

16V

10

16V

56p

56p

56p

56p

56p

56p

56p

33 10V

33 10V

33 10V

33 10V

33 10V

33 10V

33 10V

33 10V

DTC114EUA

1SS352

1SS352

2SB1197K

2SB1197K

2SB1205

2SC4081

2SC5886

RR264M-400

DTC143EUA

10K

10K

56K

10K

10K

56K

3.3K

1M

2.2

2.2

1SS352

0.1

0.01

0.01

NJM2060V

NJM2060V

EARTH-PLATE

S-80827ANMP-EDQ

BD3931FP

5V-REG

LD1085P

9VREG

3K(F)

1K(F)

3K(F)

NJM2396F33

3.3V-REG

22K

33

3.3K

22K

15K

33

33

22K

56K

1M

33

15K

22K

0.01

2.2

3.3K

1M

22K

15K

33

56p

22K

33

33

22K

33

15K

22K

56K

1M

0.01

2.2

3.3K

100

16V

150p

10

16V

100K

47K

150K

1000

16V

SYS+5V

VDD+5V

SYS+9V

B/U

B/U

TUN+9V

B/U

RL+

RL-

FR+

FR-

RR-

RR+

FL-

FL+

SYS+5V

SYS+3.3V

GND

B/U

D-GND

CPU-POW

SYS+9V

B/U+5V

SYS+12V

TUNER+5V

TUNER+9V

+B

13V

LPF-OUT

DIFF-OUT

S-GND

1/2SYS+9V

SYS+9V

GND

B/U-DET

SYS-ON

RL

FL

FL+

FL-

RR+

RR-

FR-

FR+

RL-

RL+

FR

RR

BEEP

BEEP

FL-MUTE

RL-MUTE

RR-MUTE

FR-MUTE

OUT

VDD

GND

NC

NC

Operation voltage
:0.95V-10V

1

2

3

10K

10K

B/U-DET

SYS+5V

4.7K

4.7K

TUN+9V

TUN+5V

IN

OUT

GND

CONT

SYS+9V

SYS+3.3V

1

B/U+5V

OPEN

3.3V

9.0V

5.0V

5.0V

13.2V

5.0V

3

2

2

1

1

2

3

4

4

4

1

3

2

SYS+12V

1

B/U-FIL

4

4

3

FL

RL

OUT -

+

VCC

+

-

OUT

OUT

-

+

GND

+

-

OUT

OUT -

+

VCC

+

-

OUT

OUT

-

+

GND

+

-

OUT

RR

FR

3

3

3

3

3

5

5.2

13

12.4

5

0

5

4.4

0

13

12.9

0.6

9

9

3.3

5

9

9.6

12.9

5

0

0

9

4.5

4.5

4.5

4.5

4.5

4.5

4.5

4.5

4.5

4.5

4.5

4.5

0

9

4.5

4.5

4.5

4.5

4.5

4.5

4.5

4.5

4.5

4.5

4.5

To Sub PWB J701
(page 11)

3

To 3/5 (page 16)

Summary of Contents for EN-1286S-A

Page 1: ... 6 dBu MW 30 6 6 dBu FM 27 6 6 dBu External 6CD changer AUX Input section Separation More than 60dB IN 1kHz 1 2V OUT 0dB VOL MAX S N More than 80dB IN 1kHz 1 2V OUT 0dB VOL MAX Distortion Less than 0 1 IN 1kHz 1 2V General Load impedance 2k ohm Pre out 4ch Maximum output 3 9V 2dB B U consumption Less than 0 25A Power supply voltage 13 2V DC 10 5V to 16V Ground Negative Dimensions mm 187 4 W x 58 2...

Page 2: ... age is caused due to negligence of repair the legal responsi bility shall be with the repairing company 5 Cautions in soldering Please do not spread liquid flux in soldering Please do not wash the soldering point after soldering 6 Cautions in soldering for chip capacitors Please solder the chip capacitors after pre heating for replace ment because they are very weak to heat Please do not heat the...

Page 3: ...b Antenna Receptacle FM2 J701 ISO 36P A B C No 1 2 3 4 5 6 7 8 Pin Name REAR RCH REAR RCH FRONT RCH FRONT RCH FRONT LEFT FRONT LEFT REAR LEFT REAR LEFT No 1 2 3 4 5 6 7 8 Pin Name NC GND NC B U NC NC NC GND No 1 2 3 4 5 6 7 8 9 10 Pin Name EXT AMP ON INFO LINE IN INFO LINE REF LINE IN RCH SHIELD AUDIO LINE IN LCH N C N C EXT AMP ON N C No 11 12 13 14 15 16 17 18 19 20 Pin Name N C S WOOF SHD UART ...

Page 4: ...O I F I F NAVI AUDIO 4CH AUDIO PRE OUTPUT IC700 IC701 B U FILTER SPDIF AUDIO I F U ART I F AUX AUDIO INPUT AUX ON SIGNAL POWER SUPPLY SYS 12V Q504 VDD 5V IC503 SYS 9V IC502 SYS 3 3V IC501 SYS 1 8V IC209 SYS 5V Q506 TUNER 9V Q503 TUNER 5V 1 2 SYS 9V IC302 Q501 RADIO FM AM RADIO FM SPDIF AUX AUDIO OUTPUT NAVI TEL B U GND SYS ON J701 J701 J701 J701 J701 FROM ITM FROM ITM J301 J301 J301 J301 J301 J701...

Page 5: ... O Not in use pin 51 NU O Not in use pin 52 NU O Not in use pin 53 NU O Not in use pin 54 NU O Not in use pin 55 DSP INT IN Initial signal input from the DSP IC pin 56 MT MUTE O Main tuner mute output pin 57 MT SAMPLE IN Main tuner sample input pin 58 NU O Not in use pin 59 ST SAMPLE IN Sub tuner sample input pin 60 VDD Positive voltage supply pin 61 NU O Not in use pin 62 GND Ground pin 63 ST HOL...

Page 6: ...6 4B MACHINE SCREW M3x6 2 11 074 1159 01 OUTLET SOCKET ISO 36P 1 12 076 0324 12 PLUG 2 13 MAIN PWB 1 14 074 1302 24 OUTLET SOCKET TH24 1 15 331 3835 00 TR HOLDER 1 16 092 2229 00 ANT RECEPT W 1 17 092 2230 00 ANT RECEPT Y 1 18 331 4265 00 ANT HOLDER 1 19 880 2026B TUNER PACK 1 20 880 1761A TMC TUNER PACK 1 21 331 4267 00 SHIELD CASE 1 22 307 0726 00 REAR CVR 1 23 778 3006 00 TAP SCREW M3x5 2 24 71...

Page 7: ...007 50 10pF CH C216 168 1022 55 1000pF K C217 043 0559 90 6 3V 22uF C218 168 1022 55 1000pF K C220 166 1011 50 100pF CH C221 163 4753 65 50V 4 7uF C222 168 1042 78 16V 0 1uF C223 168 1042 78 16V 0 1uF C224 163 4753 65 50V 4 7uF C225 166 1511 50 150pF CH C226 166 1511 50 150pF CH C227 166 1011 50 100pF CH C228 166 1011 50 100pF CH C229 166 1011 50 100pF CH C232 168 2232 55 0 022uF K C233 163 2273 2...

Page 8: ... 010 3105 62 1k ohm 100MHz L216 010 3105 62 1k ohm 100MHz L218 010 3105 62 1k ohm 100MHz L220 010 3103 50 1500 ohm 100MHz L221 010 3103 50 1500 ohm 100MHz L222 010 3103 50 1500 ohm 100MHz L401 010 3601 50 600 ohm 100MHz L402 010 3406 54 2 2uH J L501 010 8028 00 520uH P401 076 0478 59 PLUG 9P Q101 192 2223 13 2SC2223 T1B Q102 190 1162 00 2SA1162 Q103 192 2223 13 2SC2223 T1B Q104 190 1162 00 2SA1162...

Page 9: ...3 119 1021 15 1 10W 1k ohm R404 119 1021 15 1 10W 1k ohm R405 119 1021 15 1 10W 1k ohm R406 119 1021 15 1 10W 1k ohm R407 119 4721 15 1 10W 4 7k ohm R408 119 4721 15 1 10W 4 7k ohm R409 119 4721 15 1 10W 4 7k ohm R410 119 4721 15 1 10W 4 7k ohm R411 119 1011 15 1 10W 100 ohm R412 119 1011 15 1 10W 100 ohm R413 119 1011 15 1 10W 100 ohm R414 119 1011 15 1 10W 100 ohm R415 119 1011 15 1 10W 100 ohm ...

Page 10: ...n 0 35vpp 41 6MHz 2 5 IC201 PIN136 137 143 144 IF AD A01 1 25n 150mVpp 10 7MHz 䋨㪠㫋㩷㪻㪼㫇㪼㫅㪻㫊㩷㫆㫅㩷㪪㪞㩷㫀㫅㫇㫌㫋㩷㫃㪼㫍㪼㫃䋩 4 5 IC402 PIN3 SDA B05 1 2m 5Vpp 50uS 10uS Pulse 㪻㫌㫉㪸㫋㫀㫆㫅䋩 4 5 IC402 PIN4 SCL B05 1 2m 5Vpp 50uS 10uS Pulse 㪻㫌㫉㪸㫋㫀㫆㫅䋩 4 5 IC402 PIN11 OSC OUT A01 0 5 25n 0 4vpp 10MHz 4 5 IC402 PIN13 OSC IN A01 0 1 25n 2vpp 10MHz 4 5 IC402 PIN17 M CAN RX B05 0 5 5m 4vpp 2uS 8uS Pulse 㪻㫌㫉㪸㫋㫀㫆㫅䋩 4 5 IC402 PI...

Page 11: ...CDC GND CIRCUIT DIAGRAM Sub PWB B1 section 11 EN 1286S A C C C C C C C C C705 C707 C709 P702 To P301 of Main PWB page 16 To Main PWB 5 5 page 18 P701 J701 C704 C706 C708 C710 0 022 0 022 0 022 C711 0 022 ZJYS51R5 2PB L601 0 022 0 022 0 022 0 022 GND NC B GND RR FR FL RL RR FR FL RL INFO IN INFO IN LINE REF LINE REF LINE R LINE R LINE L LINE L FR FR FL FL RR RR RL RL SWF HU 6CD HU 6CD SWF SPDIF CDC...

Page 12: ... C145 L204 L205 C147 L120 R142 TM101 L101 L102 L103 L111 D108 R308 L112 L206 L208 R402 L210 IC700 L L211 L212 L213 L214 L215 L216 L218 C311 R154 L401 C148 L113 L402 L501 L114 IC504 B U DET 1 L116 R155 R726 C154 C155 D101 C127 R403 Q113 C727 C284 R404 R405 R406 R325 Q202 Q203 Q204 Q206 Q208 Q210 Q211 Q213 R326 R737 C728 Q309 IR IN C730 Q311 INFO IN C135 Q401 C205 Q402 Q403 Q404 Q405 C206 C207 Q503 ...

Page 13: ...C278 C204 C211 R730 R731 Q205 Q209 Q212 Q301 SYS ON DET C703 C422 Q501 TUN 5V Q502 TUN ON Q505 Q506 SYS 5V Q507 SYS ON C214 R725 R361 C215 Q102 C216 C226 C227 C228 C229 R103 R104 R106 R157 C262 R711 R107 R108 R111 R119 C250 R346 C251 C252 C253 C258 R347 R349 R212 R202 C282 R203 R206 R207 R208 R209 R210 R213 C279 R214 R216 C280 R298 C705 R218 R219 R220 R221 R222 R224 R454 R238 C245 R411 R239 R244 C...

Page 14: ...22p 1200p 1000p 0 047 0 1 0 039 1200p 0 047 0 047 RED RF SPLIT 2SC2223 2SC2223 2SD1306 2SA1162 2SD1306 1 8K 56K 470 2 2K 56K 4 7K 1K 150 680 680 150 2 2 18p DTC114EUA DTC114EUA 1SS352 1SS352 1SS352 BROWN RF SPLIT 18p 33p 47p 100p 100p ANT RECEPT ANT RECEPT 100 100 2 2mH HVM187S 1SS271 SW AM FM DSP2TUNER RDS DSP1TUNER 1mH NJM4558V 4 33M EARTH PLATE EARTH PLATE 3 3K 4 7K 47 4p 1K 39p 100 16V 2 2mH 8...

Page 15: ...L2 PAUSE1 AUX R AUX L AUX R AUX SGND AUX L FR FL FR RL RR RL SPDIF CDC NAVI SIG NAVI SIG TEL SIG TEL SIG PAUSE1 INTL SS MS S SPL S HLD M SPL MH RDS DA1 RDS CL1 RDS CL2 M HLD RDS DA2 CL1 CL2 DA2 DA1 SH DSP RST HLD MUTE DSP P1 DSP INTL AUX R AUX L S AGC S SM M SM SPDIF CDC SPDIF CDC AUX SGND M SPL MS M HLD SS SH S HLD S SPL DSP SDA DSP SCL MH FL RR M AGC AUX REF S HLD S SPL M HLD VDDA 1 8 VADCP VADC...

Page 16: ...560p 22p 22p 22p 22p 560p 560p 10K 10K 10K 10K 10K 10K 1SS352 1SS352 0 1 0 1 0 1 0 1 220 10V A 220p 10K 13K NJM2060V NJM4558V TH24 TEL NAVI MCAN IR 10K 10K 22p 47 16V 47K 62 1 4W 62 1 4W S GND SYS 9V SYS 9V 1 2VCC INFO IN DSP AMP SYS 5V COM CPU B U GND CPU AMP S GND AUDIO DSP TEL NAVI SYS 9V SYS 12V DIFF OUT LPF OUT SYS 9V 1 2SYS 9V S GND RL FR TEL SIG TEL SIG NAVI SIG NAVI SIG SPDIF CDC AUX L AUX...

Page 17: ...U DIAG CPU COM CPU CPU AMP CPU POW D GND B U DET SYS ON S SDA S SCL 44 39 7 7 39 44 M CAN H M CAN L RDS CL1 RDS CL2 RDS DA1 REQ 6CD HU HU 6CD DSP INTL HLD MUTE M SPL S SPL S HLD S SM DSP P1 M HLD M SM NOISE S METER PHA ON1 PHA ON2 D STBY WAR P L REQ 6CD HU HU 6CD AMP ON IR IN SYS DET DIAG SCL DIAG SDA DSP RST DSP SCL DSP SDA REQ 6CD HU INFO AUX RDS CLK RDS DA2 RDS DATA TMC SCL TMC SDA NOISE OFF PH...

Page 18: ...3 10V 33 10V 33 10V 33 10V 33 10V 33 10V DTC114EUA 1SS352 1SS352 2SB1197K 2SB1197K 2SB1205 2SC4081 2SC5886 RR264M 400 DTC143EUA 10K 10K 56K 10K 10K 56K 3 3K 1M 2 2 2 2 1SS352 0 1 0 01 0 01 NJM2060V NJM2060V EARTH PLATE S 80827ANMP EDQ BD3931FP 5V REG LD1085P 9VREG 3K F 1K F 3K F NJM2396F33 3 3V REG 22K 33 3 3K 22K 15K 33 33 22K 56K 1M 33 15K 22K 0 01 2 2 3 3K 1M 22K 15K 33 56p 22K 33 33 22K 33 15K...

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