JVC TH-R3 Service Manual page 46

MAIN 0 3
AC-DC
AC IN
D5001
Switching
regurator
IC5101
Power
transformer
T5001
Power supply section (SHEET 1)
AUDIO DSP 7 3
DSP section (SHEET 18)
RDS_CLK
RDS_DATA
RDS
IC8616
AINL+/-
AUDIO TU L/R AMP AINR+/-
TUNER IC8609 IC8610
TU_CE
TU_DI
TU_CK
TU_DO
DSPRST DSPCLK DSPCOM
DSPSTATUS DSPREADY
HP_L
TO CN7002
HP_R
SHEET 9
SUB WOOFER
IC8612 to IC8015
SETUP
SWPON
6CH E.VOLUME
L
A1- A1+
IC8611
R
B1- B1+
C
A2- A2+
L R C
SL
B2- B2+
J8600 SL SR
SR
A3- A3+
SUBWOOFER
SUB WOOFER B3- B3+
IC8607 IC8068
DEMODULATOR 1 4
I2C_DATA I2C_CLK DEMOD[L/R]
COMP SIF
TO CN6701
SHEET 6
Demodulator section (SHEET 8)
-29V DC3.9V[+/-]
TO SHEET 9
SW-12V SW12V SW5V AL5.8V D1.8V D2.5V
TO each sheet
FAN_CTL P.CTL[H]
DVD_P.CTL[H]
TO SHEET 5
P.SAVE[L]
TO Fan assembly
5V REG. D5V
IC5303
DV5V REG.
TO each sheet
IC5308
DV5V
DV12V
TO DRIVE UNIT
DV1.8V REG.
DV1.8V
IC5304
J8601
COAXIAL
L1 DIGITAL IN
OPTICAL IN OPTICAL
UN8600 L1 DIGITAL IN
C_LRCK C_BCK
D/A0 to D/A3
S_BCK S_LRCK
AUDIO CODEC XTAL MCK DATA AUDIO DSP
IC8606 IC8604
D_RST
INT
MOSI
D_CS
MISO
CDIN
SCK
CDOUT
SS
CCLK
HREQ
DSP_RST
LOCAL MICOM
GPIO01 TO GPIO4
IC8600
Demodulator
IC6701
DISPLAY/SW 2 8
FL Display section (SHEET 9)
S_CLK S_DATA_TOSYS S_DATA_FRSYS STB
REMOCON FL Display driver
IC7001
IC7004
IC7002 IC7003
EEP ROM RESET
G1 to G13
P1 to P18
FL Display Power switch
DI7001 S7001
LED 2 9
LED section (SHEET 9)
HP_L
HP MUTE HP_R
Q7041 Q7042
SW/JACK 2 7
Operation switch KEY1,KEY2
S7002 to S7013
FRONT_C/Y_IN
FRONT_VIDEO_IN
TO CN4001
SHEET 3
FRONT_A[L/R]_IN
Operation switch section (SHEET 9)
DV JACK 3 6
TO CN1802
SHEET 10
Operation switch section (SHEET 9)
RGB_YC 6 8
RGB-Y/C Converter section (SHEET 17)
RGB-Y/C Converter
IC4403
YOUT
IC4401
H_OUT C_FROM_RGB
V_OUT
SYNC
2IN-1OUT Switch
FSC2
IC4402
Y_FROM_RGB
REAR2_Y_IN
CN4402
TO CN4401
SHEET 3
SHEET 5
SETUP SW_PON
S_MUTE RDS_DATA
RDS_CLK TU_CE
TU_CK TU_DO TU_DO
TU_DT TU_DI AVC
VOL_DT VOL_CK
DSP_RESET DSP_CLK
DSP_COM DSP_STATUS
DSP_READY
TO CN8601
HP_L HP_R
SHEET 18
CN7003
CN7005
ILUMI_LED
ILUMI
D7006 D7007
HP_L HP_DET
HP_R KEY_1
KEY_2
CN7006
CN7007
HP_L HP_R J7101
HP_DET
HEAD PHONE
OUTPUT
J7151
Front S-video IN
J7152
Front CV AUDEIO-L/R IN
R_IN
G_IN
B_IN
Video AMP.
IC4404
REAR2_RC_IN
REAR2_G_IN
REAR2_B_IN
2-3