JVC MX-DVA9
Circuit Diagrams

Block diagram
LCAM RCAM CAM0 7 CD CHANGER CONTROL IC801 DATA, REQ CHST, CKS

1MSW 3MSW 1SSW 3SSW SW

1 VIDEO OUT
LMUP, LMDWN RMUP, RMDWN

5
M

MOTOR DRIVER IC802, IC803

SAFETY

J500 S OUT

F1, F2, F1CD, F2CD TA, TD, T1CD, T2CD PIC UP IC101 T+/-, F+/(FRONT END PROSSESOR)

(For B/E/EN serise)
TGBAL, TBAL FBAL, TE, AS, FE TG, ARF+/-

RFENV

DAT0

3

IC301 ( OPTICAL DISC CONTROLLER)

WAIFDOC, /WR, /RD LSIRST IC201 ADSC

CVBS, Y/B/U C/R/V, CVBS/G/Y

CVBS/G/Y, C/R/V Y/B/U, CVBS J370 COMP Y

STBY, CD/DVD SDIN SDOUT SDOUT

SD0 7 IC501 /WR, /RD AV DECODER DA IFC IC503 3 TX DA DATA1 TX 3 TX DA DATA0

FW301 CN302 CN301 CN101 CN804 CN805

M

FM+/-, SM+/-

IC271 TRAVERSE MECHANISM DRIVER

SPDRV TRVDRV

J371

DIGITAL OUT FMH-035-4 J261

4
OSC X401

DRVMUTE

IC401 UNIT CPU WAIT IC321 IC322 IC311 IC312 IC502 27MHz IC504, IC505 16M SDRAM
DA IFC DA DATA0 3

DAT3 IC503 C/SW DAC

DAT2 IC502 SL/SR DAC

DAT1 IC501 FRONT DAC

SR/SL C/HW SURROUND SPEAKER TERMINAL

MAIN SPEAKER TERMINAL

IC402 16MROM LVA10228-A1

IC403 EEPROM

IC514 IC516 C/SW FMC-025-1 AM/FM IC2 PLL
CN801

IC513 IC515 SL/SR

IC511 IC512 FL/FR

CN208 FMH-035-3 MRSPK MLSPK

AM

27

L OUT

TU L TU R
CN542

IC523 IC521

IC522

SL/SR IN CIN/HWIN HWIN CN372 CN373

IC1 AM/FM DETECTOR R OUT FM 8 TU1 1 FM IF AMPLIFIER 1

IC321 SURROUND AMPLIFIER

SWL/R SPK

FMB-030-2

3
PB L

FMA-006 CN306 CN305 CN1

AUXR

23

SOURCE SELECT

31

5

IC531

7

R OUT

RIN

MAINR

IC702

FW713

CN703 CN207

L AUX IN R

AUXL

15

7

R OUT 3

1

L OUT

LIN

CN772 CN311

J501

MAINL

J1001 HEADPHONE JACK

FMP-009-1 PB HEAD PB R 4 21 REC/PB 7 1 AMPLIFIER 18 IC301 HEAD SW A/B
24 9 16

FMH-035-2

RGB CTL IC302 PB L PB R REC L REC R J501 L AUX OUT R CN316 (Only for U serise) PB L PB R REC L REC R IC500 6 9 TUDATA TUCE TUCLK
CHCK, SAFETY CHREQ CMST CHDATA

COMPU AV LINK

CN510 CN550

PB L RP HEAD REC L PB R REC R

3 13 IC560

1

DVDRST DVDOUT DVDIN DVDCLK DVDBSY CN505 CN500 SW CN861 CN880 VOLCE1 VODA VOLCK
SW

RECH

2

M

IC303 SHIFT REGISTER

SCK, SDATA, STTA

FMP-007-1

LED

FMB-030-3

CN502 CN503

IC810 CN541 CN540

Vol. LED

CPU & FL DRIVER (Only for U serise)

FMB-030-4/5

ECHO MIC FL DISPLAY MIXIN IC901 MIC AMP CN542 CN521 CN520

CN920 FW901

SW Vol.

LED

J1021 MIC 1 CN881 CN870 FW715 J1022 MIC 2

FMB-030-1

1

(Only for U serise)

A

B

C

D

E

CN371 CN370

FMB-030-2

F

G

2-1