JVC XV-NA70BK, XV-NA77SL Schematics
SCHEMATIC DIAGRAMS
DVD AUDIO/VIDEO PLAYER
XV-NA70BK,XV-NA77SL
CD-ROM No.SML200310
TV DVD
STANDBY/ON
OPEN/
TV DVD
CLOSE
TV1 TV2 TV3
2
1
TV4 TV5 TV6
5
4
TV7 TV8 TV9
8
7
TV-/-- TV0 MUTING
010 +10
TITLE/
GROUP
U
N
E
CH
M
+
P
O
T
VOL VOL+
ENTER
C
CH
H
O
I
C
E
SELECTCLEAR
-
SLOW
3D
PHONIC
SUB TITLE
ANGLE
AUDIO
fs/Rate
REPEAT
DIMMER
3
6
9
TV/VIDEO
CANCELRETURN PAGE
M
C
S
N
O
NEXTPREVIOUS
SLOW+
VFPZOOM
PROGRESSIVE
SCAN
AMP
VOL
Area Suffix (XV-NA70BK)
J -------------------------- U.S.A.
C --------------------- Canada
Area Suffix (XV-NA77SL)
J -------------------------- U.S.A.
C --------------------- Canada
B -------------------------- U.K.
E ------ Continental Europe
EN ------- Northern Europe
EV --------- Eastern Europe
EE ---- Russian Federation
A -------------------- Australia
UF ---------------------- China
UJ ------------- U.S.A.Militaly
US ---------------- Singapore
E
N
U
N
E
E
R
UW ----- Brazil,Mexico,Peru
Contents
Safety precaution ------------------------ 2-2
Block diagrams --------------------------- 2-3
Standard schematic diagrams -------- 2-7
Printed circuit boards -------------------- 2-16
COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LIMITED.
No.XA011SCH
2003/10
In regard with component parts appearing on the silk-screen pr inted side (par ts side) of
the PWB diagrams, the parts that are printed over with black such as the resistor ( ),
diode ( ) and ICP ( ) or identified by the " " mark nearby are critical for safety.
When replacing them, be sure to use the parts of the same type and rating as specified
by the manufacturer. (Except the JC version)
2-2 (No.XA011SCH)
Block diagrams
DVD Servo control & AV decoder section (SHEET 1,2,3)
SDRAM
IC505,IC506
TO SHEET 4
COUT
YOUT
X571
27MHz
I2CCLK
VCLK
I2CDATA
CXI/O
SRST
VDATA0-7
TO SHEET 5
DDATA DA_BCK DCLK
DALRCK DA_DATA0-2 DAC0CS
DAC1CS DAC2CS TX
TO SHEET 4
CLP
INT/PROG
SYS_COMP_MUTE
DOUTCNT
TO CN904
SHEET 7
CN501
SSPCLKO SSPOUTO SSPINO
FLCS INTP CPURST
S3.3V
D3.3V
TO CN901,
FW501
S5V
A5V
D5V
CN902,CN903
SHEET 7
M5V
M9V
-12V
+12V
Flash ROM
IC521,IC524
LADD4-17
DTRD IDGT
AGCO
AGCG
LA0-3
PWE0
AD0-31
LA0-LA3
AD0-AD7
AD4-19
X301
16.9MHz
VFOSHORT
OSC I1/O1
IC522
IC523
IC302
FEPEN CPSCK SDOUT SLEEP
BDO OFTR
TBAL TE RFENV
IC501
AV Decoder
STD0-7
ADSCIRQ
ODCIRQ
ODCIRQ2
LSIRST
IC301
SODC
FG
SPDRV
SBRK
(Super optical disc controller)
ARF+
ARF-
FODRV
TRDRV TRSDRV
TRVSW
FBAL FE AS
ARF+ ARF-
TESTSG JLINE
SODCCS
SPMUTE
IC251
Spindle
motor driver
VH SM1 SM2 SM3
TCLOSE TOPEN LMMUTE
DRVMUTE
H1+ H2+ H3+ H1- H2- H3-
IC103,IC104,IC105
VFOSHORT
RF+ RF-
IC102
FEP
IC101
(Frontend processor)
T1CD T2CD F1CD
F2CD RF+ RF- TR
TC TD T A F2DVD F1D VD
T+ T-
4CH Driver
F+ F-
IC201
FM+
FM-
CN101
TO CN4
SHEET 9
LM+
LM-
SWOPEN SWUPDN
(No.XA011SCH) 2-3
Video signal control and output terminal section (SHEET 4)
CYOUT
COUT
Y
CVBS
Video
comtroller
IC603
Cr
Cb
CY
IC604
TO SHEET 2
TO SHEET 3
SRST
VCLK
I2CDATA
I2CCLK
VDATA0-7
SYS_COMP_MUTE CLP
Digital
video
encoder
IC601
S1OUT
RGB_S/COMP
C/CV/Y
Cr/R Cb/B Y/G
Q606
V MUTE
TO SHEET 5
AMUTE LCH RCH
Audio signal output terminal section (SHEET 5)
G/Y
B/Cb
AUDIO_R/Cr
CV
R/C/LINE2
FUNCTION/VGND
J604
Y
CN601
J602
Cr
Cb
Y
TO CN651
SHEET 7
S-VIDEO output
Composite video
output
Component video
output
TO SHEET 3
TO SHEET 2
TO SHEET 8
TO SHEET 2
DALRCK DABCK
DACOCS DCLK
DDATA
DA_DATA0
SYS_COMP_MUTE
D/A
Converter
OUT1C OUT2C
OUT1D OUT2D
IC703
AMUTE
TX DOUTCNT
Q701,Q702,Q703,Q704,Q707,Q743
OP. AMP
IC741,IC705
FL Display and operation switch section (SHEET 6)
FL Display
TO CN861
SHEET 7
CN801
POWERSW
F+ F- S1-S17
Power switch
S801
DI801
1G-11G
AUDIOBLU
KEY1
MUTE
IC704
AUDIO-L/R
VMUTE AMUTE
LCH RCH
J700
Front analog
audio output
TO SHEET 4
Coaxial digital
audio output
Optical digital output
J701
DVD AUDIO LED
Q827,D822
Operation switch
S805,S806,S807
REMO
TO CN862
SHEET 7
CN803
BLED0
2-4 (No.XA011SCH)
Remote controller
IC802
PRORED PROGRN
KEY2
BLED2
Standby LED
D827
CN802
CN852
PROGRESSIVE LED
D823
except Europe
Operation switch
S802,S803,S804
Illumination LED
D826
Power supply and system controller section (SHEET 7)
TO CN801
SHEET 6
F-
F+
CN861
Q951,Q952
FL ON/OFF
-VDISP
B3.3V
TO FW501
SHEET 3
5V
CN901,CN902,CN903
M9V
3.3V
+12V
-12V
TO CN501
SHEET 3
CN904 CN862
TO CN803
POWERON POWERSW S1-S17
SHEET 6
J851
AV Compulink
AVCI AVCO
AC-DC
D951
C950
AC-DC
Line filter
D901
L901
AC-DC
D952
AC-DC
C954,C953
Power
transformer
L952
D955
C958,C959
T901
AC-DC
Switching
D954
AC-DC
D904
C914
IC901
regulator
L955
AC-DC
C967,C988
PC901
FEED BACK
CN651
L951
D953
C952,C955
AC-DC
R/C/LINE2
G/Y
B/Cb
FUNCTION/VGND
AC-DC
D956,L953
C963,C965
IC851
RESET
Y
CV
AUDIOL/R
J603
D957,L954
C964,C966
Y/COMPOSITE
TCLOSE TOPEN SWUPDN SWOPEN INTP CPURST LMMUTE
SSPCLK SSPOUT SSPINO FLCS POWERON RGB_S/COMP CLP SYS_COMP_MUTE
1G-11G BLED0 BLED2 KEY1 KEY2 REMO PRORED PRGRN AUDIOBLU
IC902
System controller
OSC1
OSC2
NTB
X851
RGB S/COMP
S901
AC IN
SHEET 4
TO CN601
SCART
Terminal
(only Europe)
Y/C
COMP/RGB
(No.XA011SCH) 2-5
Surround audio signal output terminal section (SHEET 8)
AMUTE
REAR
AUDIO DAC
IC405
TO SHEET 5
DAC0CS
DCLK
DDATA
DA_DATA2
DA_LRCK
DA_BCK
CENTER/
DAC0CS
DCLK
DDATA
DA_DATA1
DA_LRCK
DA_BCK
SUB WOOFER
AUDIO DAC
IC406
Relay board section (SHEET 9)
FROM
Pick-up
Unit
FROM
Loading motor
assembly
CN2 CN3CN1
T1CD T2CD F1CD F2CD RF+ RF- TR TC TD TA F2DVD F1DVD
OUT1C
OUT1D
OUT2C
OUT2D
OUT1C
OUT1D
OUT2C
OUT2D
LM+ LM- SWOPEN SWUPDN
LPF
IC401,IC402
IC403,IC404
LPF
Q401,Q402
MUTE2
Q403,Q404
MUTE
MUTE
J401
REAR
ANALOG
AUDIO OUT
CENTER
SUB WOOFER
ANALOG
AUDIO OUT
CN4
TO CN101
SHEET 1
FROM
Spindle motor
assembly
FM+ FM- TRVSW VH SM1 SM2 SM3 H1+ H2+ H3+ H1- H2- H3-
2-6 (No.XA011SCH)
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