Clarion EN-1286S-A Service Manual Download Page 14

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CIRCUIT DIAGRAM

Main PWB(B2) section 1/5
[ Tuner block ]

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EN-1286S-A

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11 12

14 15

17 18

C116

C118

C136

C139

C154

R126

R127

C137

C138

C142

C149

C153

C128

C132

C134

R132

R133

R138

R139

R140

R141

R142

R151

R155

R112

R115

R134

IC101

Q113

Q112

Q111

C130

R146

R148

C144

C122

C127

C163

R137

R104

R111

R107

R108

R106

Q102

Q104

R103

R119

R170

R171

C123

C124

C126

C129

C133

C140

C141

C155

C156

C157

C159

C160

C162

D108

Q114

R135

R143

R144

R145

R147

R149

R150

R152

R159

C104

C105

C108

C109

C111

C112

C113

C114

C115

C121

L109

Q101

Q103

Q107

Q108

Q109

Q110

R101

R102

R105

R109

R110

R114

R118

R121

R124

R125

R128

C161

C125

Q115

Q116

D105

D103

D101

L108

C101

C103

C106

C147

C146

ANT101

ANT102

R153

R154

L120 3.3

L104

SUP101

L102 4.7uH

L103

L106
JW

D102

L107
0.68uH

D104

SUP102

L101

4.7uH

L167
0.15u

L168
0.15u

L111

L116

0.12u

BL101

BL251

L112

IC102

L113

L114

220uH

X101

TM102

TM101

R113

R116

R120

C117

R117

C119

L110 22uH

C180

L130

C102

R129

R130

R123

Q106

C164

R156

L166

0.12u

C143

C150

D107

D106

Q105

R131

C131

C135

C145

C148

C152

C151

IC103

R158

C158

100

16V

100

16V

100

16V

2.7K
1/4W

16V

1000p

22p

100p

100

22K

2.2K

TDA7476

DTC143ZK

2200p

1.8K

2.7K

2200p

150p

18p

27p

330K

1.6

1/4W

6.2

1/4W

6.2

1/4W

6.2

1/4W

6.2

1/4W

2SA1162

1.6

1/4W

100K

82K

5.6

R157

1/4W

0.047

16V

1000p

0.047

0.022

560p

1000p

0.01

330p

0.1

56p

1SS226

RN1402

100

1.8K

10K

47K

12K

100K

150

0.047

22p

1200p

1000p

0.047

0.1

0.039

1200p

0.047

RED

RF-SPLIT

2SC2223

2SD1306

2SA1162

2SD1306

1.8K

56K

470

2.2K

56K

4.7K

150

680

150

2.2

18p

DTC114EUA

1SS352

BROWN

RF-SPLIT

18p

33p

47p

100p

ANT-RECEPT

100

2.2mH

HVM187S

1SS271

AM/FM-DSP2TUNER

RDS-DSP1TUNER

1mH

NJM4558V

4.33M

EARTH-PLATE

3.3K

4.7K

39p

100

16V

2.2mH

2.7K

330K

47K

2SB1202

27p

100

16V

1000p

M1F60

2SB1202

68K

16V

3300p

0.047

0.1

6.3V

SAA6581T

47p

SUB-ANT

MAIN-ANT1

MAIN-ANT2

TUNER+9V

AM-ANT

GND

TUN GND

TUN-CPU

TMC-CPU

TUN-DSP

DIAG-CPU

SYS+12V

TUNER+9V

TUNER+5V

M SPL

M HLD

M AGC

S LSB

S MSB

S AGC

PHA DIAG1

PHA DIAG2

S-METER

NOISE

RDS-CLK

RDS-DATA

M SDA

M SCL

M IF-N

M IF-P

S SPL

S HLD

S IF-N

S IF-P

PHA ON2

PHA ON1

S SDA

S SCL

M MSB

M LSB

PHA DIAG1

PHA DIAG2

P/L

TMC-SDA

TMC-SC

NOISE-OFF

D-STBY

WAR

DIAG-SCL

DIAG-SDA

PH-D-B2

PH-D-B1

Q-IND

FM ANT

GND

AGC BUF

AM/FM8.5V

AM/FM5V

K AGC

AF SAMPLE

AF HOLD

SDA

SCL

IF AGC MSB

IF AGC LSB

GND

IF OUT1

IF OUT2

AM ANT

FM ANT

GND

AGC BUF

K AGC

GND

AF SAMPLE

AF HOLD

SDA

SCL

IF AGC MSB

IF AGC LSB

IF OUT1

IF OUT2

MAIN ANT

SUB

TYP:64mA(AM)

39mA(FM)

28mA(AM)

MAIN

SUB

QUAL

-IND

RDS

-DATA

VREF

MPX -SIG

A-VDD

A-VSS

XTAL -MODE

TEST

D-VSS

D-VDD

XIN

XOUT

T-57K

RDS -CLK

-OUT

SC -IN

FM-ANT

GND

F-REF

AF-SAMPLE

AF-HOLD

FM.DET.OUT.R

FM.DET.OUT

IF.BAND.WIDTH

S.METE

GND

SDA

SCL

MODULATION.

OUT

TUNER8.5V

FM-AGC

RDS-DEMODULATOR

ANT

78mA(FM)

TYP:106mA(FM)

FREQUENCY

OFFSET

ANT AMP

FM-ANT-SPLITTER

CSR

T-CAP

CH1+

CH1-

CH2-

CH2+

CH3+

CH3-

CH4-

CH4+

CH5+

CH5-

ST-BY

2OUT

2IN

1IN

1OUT

ADD

SCL

SDA

GND

PHANTOM-MAIN

PHANTOM-SUB

TYP:18mA

OUT

GND

FM MAIN

FM SUB

TYP:65mA(FM)

TYP:40mA(FM)

TYP:44mA(FM)

TYP:4mA(FM)

TUNER-1 (AM/FM/RDS)

TUNER-2 (FM/RDS/AF-SW)

TUNER-3 (TMC/ST-LIST/AF-SW)

DIAG-PHT

1.6/2

2.3

1.6/

8.7

0/1.2

0.9/0

2.3

1.6

3.2

0.3

0.5

0.1

4.7

4.9

4.1

0.5

2.9

1-2

4.5

4.6

8.7

4.9

2.4

2.1

2.5

4.9

2.5

2.6

2.4

4.5

4.6

4.9

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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Clarion EN-1286S-A, Service Manual

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