Block Diagram - JVC NX-F3B Service Manual

Block diagram

DVD section
A, B, C, D, E, F, RF+, LPC1, LPC2
LPCO1
LPCO2
DVD pickup LD(CD) CDLDCUR
LD(DVD) Q101 to Q104 DVDLDCUR
mechanism
LASER DRIVER
F+/-
T+/-
SPDRV, TRSDRV
FM+/-
FODRV, TRDRV
WOUT
IC201 SPMUTE, FG
VOUT
DRVER
UOUT
COM
DVD traverse
mechanism TRVSW
IC301
DV5
X301
27MHz
X302,IC303
48MHz
MA0 to 11, MDQ0 to 15
BA0, BA1, MCK, DQM0, DQM1
IC505 NCSM, NRAS, NCAS, NWE
SDRAM
DP, DM
NEN, NOC
IC801,Q802
D6V
5V REG.
D5V
CN811
S1
TRAY SWITCH
LOADING
M
MOTOR
Loader section
Front panel section
CN301
D+/-
USB
D5V
USB, Headphone
HPL/R
HEAD
HPSW(HP_DET)
PHONE
FL,LED,Key matrix & Encoder
S1 to S17
DI511 G1 to G10
FL DISPLAY
F+/-
DI_DT
DI_CK
D5521 ILLUMI
IC501 DI_CS
DIMMER
Q5521,Q5522
FL DRIVER
ILLUMI LED
-VDISP
D5501
STANDBY
STANDBY LED
IC531
REMOCON
REMOCON
KEY1
S5201 to S5203
KEY2
S5211 to S5216
KEY MATRIX
VOL1
JS541
VOL2
VOLUME
ENCODER
DVDOUT0 to 7, H_AOUT0 to 2 HPD
H_TX, HCLK, VCLKO SCL
H_BCK, H_LRCK, H_MCLK SDA IC902,Q902,Q903
SDA, SCK IC901 LEVEL SHIFT TX0+/-, TX1+/-
TX2+/-, TXC+/-
HDMI TX
IC510
EEPROM
Q905
NEXCE
CEC
EXADT0 to 15
IC512
NEXOE
NEXWE IC513
IC509
EXADR16 to 20 LADR0 to 15
LATCH
FLASH
IC453
ROM
3.0VDET
CPURST
TX, RX, S2UDT, U2SDT, UCLK, SCS, UCS, DAC1OUT to DAC5OUT
HA3.3V
TX5V
IC906 US6V HD3.3V D4V
IC905
TX5V REG. 3.3V REG.
A5V A6V
IC705
P3.3V D2V
D1.2V
IC302
A5V REG.
S3.3V D4V
IC305
D1.2V REG.
3.3V REG.
LRMUTE, FSCNT1, FSCNT2
AOUT0 to 2, DAC0CS to DAC2CS, DACPDN, DDATE, DCLK
BCK, LRCK
ADIN, ADCPDN IC704 AINL/R (ADIN-L/R)
AUDIO ADC
DACCK IC706
DAC BUFFER
LO_SWOP, LO_SWCL
LO_OPEN
IC451
LO_CLOSE
TRAY+/-
LOADER
DRIVER
HP_DET
HP_MUTE
IC231
HPL/R
HP_OUT_L/R
Q2804,Q2032
H.P AMP./MUTE
Q9801
V_SAFETY1
DI_DT, DI_CK, DI_CS
D9101,D9111,Q9111
REMOCON, F+/-
KEY1, KEY2, -VDISP FL/-VDISP SW.
VOL1, VOL2
IC921
D3.3V
D3.3V REG.
F+/-
-VDISP
Q2602,Q2901
A10V
B3.3V
SW10V 10V/H.P. REG.
M9V
IC931
A5V
A5V REG.
TX_HPD
TX_SCL
TX_SDA
HDMI
OUTPUT
CEC
CEC_IN Main section
CEC_OUT
CEC3.3V, D4V
D6V, US6V
Y/G(DAC1), Cb/B(DAC2), Cr/R(DAC3), Y(DAC4), C(DAC5)
DVD_UCS, DVD_SCS, DVD_CK
DVD_U2SDT, DVD_S2UDT, DVD_RST
DVDPWR DVDPWR
K2_FS1, K2_FS2
ADIN-L/R
LRMUTE
DAC0_CS to DAC2_CS
K2_0_ADAT to K2_2_ADAT
DAC_CLK, DAC_DATA
DACPDN
K2LRCK, K2BCK
DACCK+
SYSTEM
IC704,IC705,IC706
DAC
AOUTC/SW AOUTL/R/SL/SR
K2_MUTE
IC707,IC708,IC709
LPF
OUT-C/SW OUT-L/R/SL/SR
Q2801,Q2803,Q2805
LINE_L/R
LRMUTE
SCART_L/R
TU_L/R
VOL_CK
IC200 VOL_DT
Volume
L
R
IC207
FL
FR
C Q2809,Q2816
SMUTE
L/R AMP./MUTE
IC209
SL SL
IC208
C AMP. SR SR
Q2807,Q2815
SL/SR AMP./MUTE
IC204
AHB1
IC212
Q2601,Q2808
SW SW SW
Q2812
SW AMP./MUTE
SW AHB
VSAFETY1
SYS_PON
D2V
IC901
D9015
DIODE DC/DC +B
CONVERTER
D4V D4V
D9014
T9001
DIODE
TRANS
A13V A13V
D9013 Q9001,Q9602
FORMER
DIODE
P.ON DRIVE
M9V
D9012
DIODE
D6V D6V
IC601
V_MUTE1, V_MUTE2
VIDEO
V_YCMIX, V_RGB, V_LPF
DRIVER
X4001
Q2101
8MHz LINE_L/R
Q2201
RESET IC421 BUFFER
RESET
EEP_SCL
EEP_SDA IC431
EEPROM
VS1/MV1 VS1/MV1
Q6451
VS3/MV2 VS3/MV2
IC401
to Q6454
BLNK/MDT BLNK/MDT
Q4081
SCREEN
MODE
MICON SCART_L/R
Scart terminal section
FAN_H Q4601,Q4602
FAN DRIVER
TU_CE, TU_CK, TU_T2SDT, TU_S2TDT
RDS_VOM_DT, RDSVOM_CK, RDSKOK_CKFL
F_TU
Q9501 to Q9503
A13V
TU9V REG.
LVL_DET
Audio amplifier section
AMP_SAFETY
FL, FR
AMP_FCTRL
SL, SR
AMP_STBY
IC111,IC131,IC161
SW
AMP_RY
FRONT/SURROUND/SUB WOOFER
AMP_PRT
LVL_DET
POWER AMP.
PROT_FRT
PROT_SUR
PROT_SW
IC103
Q1005
AMP_SAFETY
Q1007
IC101,IC102
OC.
X1001,X1002
DETECT
CLOCK
AMP_FCTRL
GENERATOR
AMP_STBY
AHB_DET_SW AMP_RY
AMP_PRT
AHB_DET_SW
A13V
+/-B RY101,RY102,Q1001,Q1009
+/-B RELAY
CN103
CN2
TH_SAFETY1
INH
AMPPWR_SPLY
POWER UNIT ASS'Y
B3.3V
DIGI_OUT (TX) OPTICAL
DIGITAL OUT
OPTICAL
DIGI_IN (RX)
DIGITAL IN
VIDEO OUT
Y, Pb, Pr
COMPONENT
V
COMPOSITE
L-IN
R-IN
AUDIO IN
SCART
TERMINAL
R/C, G, B, V/Y
VIDEO OUT
FUNCTION
BLANKING
SCREEN MODE
SCART_L/R
AUDIO IN
FAN_SAFETY
FAN
M
FAN+
MOTOR
TUNER
TU9V
MODULE
TU_L/R
FLO
FRO
SLO
SRO
SWO+/-
SPEAKER
OSC MODE
Q1002
Q1003
Q1004
Q1006
Q1011
Q1012
Q1014
Q1021
AMP
to
STBY
Q1023
SW
D1051
DC/AHB
DETECT
VDD,VSS
+/-B
AC
INPUT
2-1