JVC KD-G331E Service Manual page 48

Block diagram
(For KD-G331,KD-G332 KD-G333 and KD-G337)
VF1, VF2, VT1, VT2, LD, MD
PICK UP
TRK+/-
FOCUS &
FOCUS+/-
TRACKING
COIL
LOAD+/-
LOAD&FEED
FEED+/-
MOTOR
REST
REST
SWITCH
SPINDLE SP+/-
MOTOR
Q101,Q201
SW1, SW2
PHOTO SW
LCD & Key control section
D630 ACC5V
POWER LED
Used for KD-G337
KEY0
KEY1
IC681
S601 to S616 KEY2
REMOCON
KEY MATRIX
LCDCLK
LCDDA
IC661
LCDCE
LCD DRIVER
ILL10V
COM1 to COM3
S1 to S52
D631 to D650
LIGHTING
LCD1
DISPLAY
LCD DISPLAY
CD mechanism control section
IC981
1.5V
1.5V REGULATOR
SW1
SW2
PSW
IC501
BTL DRIVER
TRK+/-
FOCUS+/-
LOAD+/-
FEED+/-
SP+/-
FOP
TRP
TRVP
VF1, VF2
SPOUT
VT1, VT2
MD, LD
PSW
IC521
RF AMP
X521
16.9344MHz
OUTL/R
IC581
CD L.P.F.
KEY0 to 2
LCDCLK
LCDDA
REMOCON
LCDCE
REMOCON
ENC1
ENC2
ENC1
ENC2
JS686
ENCODER
Main amplifier section
ANT
TU1
TU_L/R
FM/AM
TUNER
FSU
AFS
MUX
Q_OUT
IC71
SSTOP
TUSDA
RDS
TUSCL
DETECTOR
RDSDA
RDSCL
VDD5V
X71
4.332MHz
REV, FWD
BTL_MUTE
DIMOUT
TRAV
MLD
MDATA
ERCLK
MCLK
IC701 ERDI
NRST
NPWDOWN
CPU
RESET
STAT STAT
IRQ IRQ
IC523
PS2
STEERING
Used for Area suffix EU/EX/EY
MUTE
Q341,Q351
LINE OUT
RLO,RRO
MUTING
Q781, Q782
MUTE MUTE
MUTE Q301
DRIVER
FL_OUT, FR_OUT
VSCL
POWER
IC171 RL_OUT, RR_OUT
VSDA
E.VOLUME
STANDBY
Q913,Q914 ILM.ADJ
ILM.ADJ
IC771
EACH BLOCK
EPROM
SW5V,ACC5V
VDD5V.CD8V
9V,ILL10V
IC775,S775
RESET
POWER
CDON
IC901
ACC
REGULATOR
Q911,Q912
PS2
TEL_MUTE
Q891
TEL_MUTE
TEL.MUTE
X701
8MHz
X702
32.768KHz
CD_L/R
LINE OUT
RLO,RRO
REAR
IC301
AMP.
LF+/-, RF+/-
LR+/-, RR+/-
SPK
BATTERY
STEERING
REMOTE
2-1