JVC TH-A30R Schematics

SCHEMATIC DIAGRAMS

DVD DIGITAL CINEMA SYSTEM

TH-A30R

STAND BY/ON

AUDIO

TV/VIDEO

VCR

TV

TV CHANNE L

DISPLAY

STEP

AUDIO/

SUBTITL E

TV VOLUME

FM MOD E

DVD FM/AM AUX

TUNER PRESET

DOWN UP

REW

VCR CHANNE L

TUNING

B.SEARCH F.SEARCH

ENTER

VOLUM E

TOP MENU

MENU

RETURN

RM-STHA30R

DVD CI NEMA SYSTE M

TH-A30R

Area suffix

CD-ROM No.SML200212

SP-XSA30 2

RDS

DISPLAY

VCR

CONT ROL

FF

MUTING

STANDBY

STANDBY/ON

AUDIO/FM MODE

DSP

VOLUME SOURCE

DVD DIGITAL CINEMA SYSTEM TH-A30R

SP-XA30 3

DIGITAL

SURROUN D

DIGITAL

XV-THA30R SP-WA30

B -------------------------- U.K. E ------ Continental Europe EN ------- Northern Europe EV --------- Eastern Europe EE ---- Russian Federation

Contents

Block diagrams Standard schematic diagrams Printed circuit boards

2-1 2-3 2-8~12

No.21163SCH

Dec. 2002

TH-A30R

In regard with component parts appearing on the silk-screen pr inted side (par ts side) of the PWB diagrams, the parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the " " mark nearby are critical for safety.

(This regulation does not correspond to J and C version.)

Block diagrams

r

Main section

5

S_VIDEO_C

VW2

S_VIDEO_Y

VIDEO_COMPO

JVIC1

VIDEO SW

JVIC2

VIDEO SW

JVIC3

VIDEO SW

S-VIDEO

SCART JACK

VIDEO

TH-A30R

VFD

UIC1

MICOM

TUNER

V Signal

Front

FCW2

J1

CW8

4

R

U11

PROLOGIC IC

J21

MUX-OUT R IN R

DVD PACK

(Refer to the following page

"DVD mecha block section")

3

J14

J3

DAC

D3 D2 D1

U6

FL

FR

C

W

RL

RR

2

LPF (1/2)

U1

LPF (2/2)

LPF (1/2)

U5

LPF

AUX L TUN L

AUX R

TUN R

FL

FUNCTION IC

FR

MUX-OUT L IN L

C

W

FUNCITON IC

U2

U12

U13

J6

IC5

POWER

AMP.

CW5

IC7

POWER

AMP.

(2/2)

U9

L

AUX1

6 (35W)

4 (110W)

Front L-ch

Front R-ch

Center

Sub Woofe

LPF

RL

(1/2)

U3

1

LPF

RR

U7

FUNCTION IC

J5

CW6

(2/2)

DSP

Main

IC6

POWER

AMP.

ABCD E F G

6 (35W)

Rear L-ch

Rear R-ch

2-1

TH-A30R TH-A30R

DVD mecha block section

RU1 RF AMP SP3721

RF AGC

& EQ

CONTROL

DECK ASS’Y

FOCUS OK

5

DETECT DEFECT DETECT MIRROR

GEN

PICK UP

& I/V AMP

FOCUS SERVO

DISC

MOTOR

FEED

MOTOR

LOOP

4

DISC MOTOR DRIVER

ACTUATOR

MOTOR DRIVER

MICOM DATA INTERFACE

LOGIC DECODER

TRACKING

ERROR I/V AMP

APC.LASER

CONTROL

&LPC

TRACKING

SERVO

LOOP

HARDWARE

COMPARATOR

LOGIC

EFM

RF&FOCUS

ERROR I/V AMP

SPINDLE

SERVO LPF

MICOM

M6759

DATA

SEPARATOR

DIGITAL

SERVO

DU3 DVD ROM CONTROLLER M5701/ M5705

BCA

DVD-D SP

CD-DSP

4M DRAM

416C256

RAM

ARBITER

TARGET SEARCH

Parallel/Serial DVD Interface

ATAPI

&

MPEG

I/F

C3 ECC

EDP

MCU I/F

3

HOST

MEMORY

SST39VF800A

Track Buffer

Processor

Audio

2

Input Unit

Decryption

A/V CORE

SDRAM CONTROLLER

--------ZIVA

Graphics

Engines

Interlace/

Progressive

Video

Encoder

Digital Video

Five 10-bit

Video DACs

Analog Video Output

64M SDRAM

W986432DH-7

BUFFER

SIGNAL KSA812

SWITCHING

BUFFER

BA7612

(Refer to "Main section.")

VIDEO OUT

System Control Bus

Audio Output

AMP PARTS

System Control Bus

SPARC

Microprocessor

Audio

Output

Phase

1

ASYNC BUS/IR/GPIO/SPI/UART1&2/ATAPI/IDC

Lock

Loop

JTAG

Interface

U8 MPEG DECODER ZIVA5

(Refer to "Main section.")

Parallel/Serial DVD Interface

13.5MHZ Crystal

ATAPI 40PIN

2-2

HABC DEFG

Standard schematic diagrams

Main section /Power supply section

5

4

To Tuner Pack

To J7

Sheet 2/5

To J2

Sheet 2/5

TH-A30R

To DJ6

Sheet 4/5

3

2

1

SHEET

NUMBER

CIRCUIT DESCRIPTION Main /Power supply

1/5

FL display & System control /DSP

2/5

Video signal output

3/5

DVD loader

4/5

DVD MPEG

5/5

To J6 Sheet 2/5

To J5

Sheet 2/5

Tuner signal

To FCW1 Sheet 2/5

Front signal Center signal Rear signal

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

SHEET 1/5

ABCD E F G

2-3