JVC UX-T770R Schematics

1

2

3

4

5

UX-T770R

Block diagram

ABC

R/P Head (L)

E Head

FM

CN31

HEAD AMP BOARD

AM

J1

TUNER BOARD

To L301

GND

TU1 FM TUNER PACK

CF1

16 14

IC32 PB/REC AMP

L11

COIL BLOCK

C8

Q1

13

5

1

FM IF/DET/MPX

IC1 AM RF/2F/DET

23

24

AM IF

CF2

19

21

L10

114K

TRAP

CN34 CN303

AUX IN

13

1718

Q8

CN1

IC35 FUNCTION AMP

CN701

CN712

SYSTEM CPU BOARD

IC32 BASS BOOST AMP

3

6

8

CN302

2

IC38 E.VOLUME

FW501

9

1

12

14

7

IC31 POWER AMP

CN304

J3002

L1003 L1003

L1002

POWER AMP BOARD

To Speaker L ch

J3003

HEAD PHONE

2-1

CD PLAYER UNIT

UX-T770R

< MEMO >

2-2

Standard schematic diagrams

Main amp section

5

R2014

CN303

C2054

C1054

C1070

R1014

2.7K

C3070

1/50

D3070

MTZJ6.8B-T2

0.0039

4.7/25

L3070

C1053

R1054

R1073

R1072

2.7K

RECL

4.7K

1K

R2072

4

3

2

1

Note:/s/T/jsc/g103ame1 GNS10003-001A 1/5 E/E/N/EV ver.

R1010

R1012

1K

62K

R2010

R2012

Q1010

R2015

Q2010

R2074

1.5K

R1074

2SD2144S/VW/-T

QQR0868-001Z

QGF1205C1-10

220P

J3001

QNN0090-001

C1010

R2057

QGF1201C3-07

CN304

C2010

C3011

0.01

C2056

R2056

CDR

R1057

C1056

R1056

10K

CDL

220K

R1011

120K

10/16

CD+B

R2011

15K

R1015

ABCD E F G

R1055

10/16

C2053

3.3K

R2055

R2054

C2070

C3051

R1013

15K

R2013

R2073

Q3010

KRA101M-T

Q3070

KTC3199/GL/-T

Q1070

Q2070

PBL

RECR

SW8V

SLCAG

10/25

IC38

BH3852S

IC35

R1051

150K

C1051

10P

47/16

4.7/25

0.68/50

C3010

KTC3199/GL/-T

15K

R2071

R1071

R2070

R1070

18K

PBR

C2082

C3086

0.056

C1082

BA15218N

C1050 30P

R1052

R3051

C1055 C2055

R3010

10K

R2083

C2084

C2083

0.056 C1084

0.0047

C1083

1.8K

R1083

C2050

1K

R2052

100

C3052

R9102

QRZ0077-5R6X

QGB1214J1-06S

C3085

0.47/50

R2082

R1082

47/16

CN302

C3084

3K

R2051

C2051

0.47/50

R2093 R1093

10K

0.47/50

C3083

R3082 R3083 R3084

0.22/50

R3052R3053

R3081

C3081

C3087

47K47K

TUR

120K 150K 120K

R1091

R2091

100

220/16

33K

TUL

TU+B

FAUX

PBMUTE

VOL

TRE

BASS

C2026

0.33

C1026

4.7K

R1029

SMUTE

SBASS

R3021

100

C2021

C1021

0.082

R2029

47/10

C3022

R3036

51K

R3035

FCD

1.5K

R3022

22K

FTUNER

SAFETY0

47/16

C3021

D3021

MTZJ4.3B-T2

C3036

10/16

KTC3203/OY/-T

R9501

US6V

POUT

IC32

C2025

R2024

R2027

Q2031

Q9501

220

C9501

K9401

US16V

BA15218N

C2022

R2023

1N4148M-T2

R2033

D3034

C9201

47/16

1SS254-T2

470/10

D9501

QQR0786-001Z

220K

R2022

R1022

R1023

D3033

R1033

10K KTC3199/GL/-T

1N4148M-T2

R9201

10K

R9202

Q9007

KTC3199/GL/-T

CN301

QGB1214J1-20S

LAMP8V

0.082

C1022

1.8K

R3033 120K

Q1031

KTC3199/GL/-T

10K

R9018

R1024

2K

R1027

C9202

C9203

10K

C1025

22/10

10K

C3035

2SA1359/OY/

0.01

Q9202

10/16

D9003

MTZJ10A-T2

390

R9019

15K

R1026

1/50

Q9201

R9203

C9001

22/16

4.7K

R9017

R2028

R1028

4.7K

R2026

0.001

C1041

150K

R3034

D9201

MTZJ4.3B-T2

220

D9002

MTZJ8.2C-T2

R9016

4.7K Q9006

KTC3199/GL/-T

0.01

C9004 220P

C2041

C9003

R9014

Q2041 KTC3203/OY/-T

R2041

R1041

4.7K

Q1041 KTC3203/OY/-T

1SS254-T2

1N4148M-T2

4.7K R9301

100/10

R9302

C9301

Q9001 2SB1565/EF/

R9012

4.7K

Q9002

KTC3199/GL/-T

R9013

470

4.7K

C1006

Q3041

KRA101M-T

KTA1267/YG/-T

Q9301

D9303

D9302

33K

680

R9011

R9010

C2006

10/16

C3041

C9302

4.7/50

Q9005 KRA114M-T

680

R9009

R9021

IC31

C2001

330/10

C3004

10/25

Q9302

KTC3199/GL/-T

R9303

LA4705NA

330P

C1001

33/10

C3005

10K

R3001

39

R9304

D9301

MTZJ3.9B-T2

1K

R9001

KTA1267/YG/-T

R9008

R9007

2.4K 1K 6.8K

R9006

10/16

C3006

2.2/50

R9002

1

KRC114M-T

Q9004

C3037

C3038

150P

R9003

1

Q9003

C1007 220P

C2007

C1003

1

2.2

R1002

R1001

0.1

C1002

1N4148M-T2

D3031

D3032 1N4148M-T2

470

R9004

D9001

1SS254-T2

1.5K

R9005

C2002

R2031

R2002

R2001

C2003

4.7K

R3032

R9401

QRZ0077-4R7X

22K

R1031

1/50

C3031

0.056

C3033

W306

R2032

1/50

C3032

0.056

C3034

Parts are safety assurance parts. When replacing those parts make sure to use the specified one.

22K

R1032

6800/25

0.1

C3002

4.7K

R3031

F903

QMF51E2-5R0-J1

QGA2501C4-02

CN901

C901

0.1

C3001

R1004

100/16

C3003

0.1

C902

D901

6A10E2

T901

VTP66J2-12L

F901

QMF51E2-R40-J1

470

R2004

D902

6A10E2

D903

L1003

QQR0797-001

L2003

QQR0797-001

L1002

R1003 R2003

L2002

D905 6A10E2

C904

0.1

C903

0.1

6A10E2

L901

QQR0799-001

J3002

0.0033

C1000

C2000

QQR0868-001Z

150

QQL231K-470Y

L2001

L3001

QQL231K-470Y

D904

6A10E2

AUX IN signal REC signal CD signal TAPE signal MAIN signal TUNER signal

UX-T770R

QNB0035-001

L1001

J3003

QNS0072-001

J902

QNA0016-001

J901

QNC0001-001

2-3