JVC MX-GT90
Schematy

MX-GT80/MX-GT90

BLOCK DIAGRAM
FMA-006
P011 P001 CN804 CN805

FMC-022/024-1
IF FM/DET AM/DET IC 1 TUNER MPX SOURCE SELECTOR & E.VOL IC436 MAIN HPF MUTE SYSTEM IC481
FW714 CN704

FMH-031-2
MAIN

FMH031-1

FMB-028-5
RELAY RY2

FM

FM FRONTEND TU1
CN801 CN854 CN601 CN855

MAIN

POWER AMP IC602
CN215 CN205 CN207 CN217

J81

AM

CD

TAPE

VOLDA,VOKCK INPUT AMP IC 501 HARMONICS GENERATOR IC 502 LPF IC 526

5

MW RF/OSC COIL

PLL Synthesizer IC2 DIGITAL OUT TX

SUB WOOFER POWER AMP IC 701 RELAY RY1

M

L MOTOR DRIVER IC 851 R MOTOR DRIVER IC 852

FMN-008

CN661 CN651

CN315

CN870/CN871 CN869\0/CN861

CN1

FMB-028-1
KCMND MSTAT KCLK MRDY
CN11

FMB-028-3
KEY1,11 CD1LED CD2LED CD3LED KEY

M

4

MPX

L CAM

CAM0 3 CAM4 7 UNIT MICOM CD CHANGER CONTROL IC 251

LED

R CAM

CD OUT SLCKEY 12 TX

MICOM IC 810
FW901 CN870 FW915

FMH-031-3
SEARCH R,F KEY21,22 SEARCH KNOB

1SSW 3SSW 1MSW 3MSW SW1 6

3

PICKUP
TRACKING FOCUS

A+C B+D EF F T FOCUS/SPINDLE/ FEED/TRACKING FM SM BTL DRIVER IC801 DRIVER CN316 CN305 CN306 DRIVER PB/REC AMP IC302 SERIAL TO PARALLEL PORT EXTENSION IC303 RF & SERVO AMP IC601 ARF DIGITAL SERVO & PROCESSOR IC 651 FL DISPLAY FL 801 VOL KEY2,3,21,32,41,42

LED

FMB-028-2
MAIN VOL WOOFER VOL SOUND MODE

FEED

M
SPINDLE

KEY

M

LED

2
PB MECHA HEAD R

FMP-007-1
SOLENOID DRIVE FOR RP MECHA Q3314 Q3315 SOLENOID DRIVE FOR PB MECHA Q3312 Q3313

FMP-007-2

PB MECHA

SW302 SW306 IC331

M
SLCKEY2 PHB
CN303 FW301 CN880 CN911 FW915 CN333

L RP MECHA HEAD R

SOLENOID PP MECHA IC332 SW303 SW304 SW305 SW316

SLCK PHA

PHOTO A,B L HEAD SW IC301

SLCKEY1 2

1

SOLENOID

A

B

C

D

E

F

G

SPEAKER TERMINAL

CN302 CN301

2-1