Dvd Mt Pcb Assy(5/7) - Pioneer DV-490V-S Service Manual

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3.8 DVD MT PCB ASSY(5/7)

A 5/7
DVD PCB ASSY (A2I901A130)
A
VIDEO JACK BLOCK
FROM MPEG/MICON/DSP
LETTER
SQUEEZE
B
VSEL1
I/XP
A 1/7
R/CR
B/CB
G/Y
C/V
C
FROM AUDIO JACK
(DA)
A 4/7
COAXIAL
FROM POWER PORT
D
V+5
A 7/7
D_GND
E
F
A 5/7
26
1
2
C/V
(SC)
SQUEEZE
LETTER
(R/CR)
(B/CB)
(G/Y)
(SC)
YCMIX
VSEL1
C7307
G/Y
1B
C7308
1B
C7309
B/CB
1B
C7310
R/CR
1B
R7302
1K
0
3.3
I/XP
P-H/I-L
0
Q7302
KRC407-RTK/P
P-H/I-L
V+5V
2
3
VIDEO DRIVER 6CH IC
IC7301 LA73054
5.0
VCC1
(9dB=H,6dB=L)
C7306
0
CVBS in
(1D=H,2D=L)
1B
0
SQ
0
LE
0
MUTE1
(ON=H,OFF=L)
C7305
2.8
C in
(SC)
0.1 B
0
GND11
2.9
Y1 in
(SY)
4.1
YC-MIX
(MIX=H,OFF=L)
0
IN SW
(RGB=H,YUV=L)
2.9
Y2 in
(GY)
0
MUTE2
(ON=H,OFF=L)
0
LPF
(P=H,I=L)
2.8
CB in
(B/CB)
0
AMP2
(9dB=H,6dB=L)
2.8
CR in
(R/CR)
0
GND12
C7311
10V 100 YK
2.0
REG
(1D=H,2D=L)
C7312
0.1 B
: VIDEO SIGNAL ROUTE
(SY)
: S VIDEO SIGNAL ROUTE (Y ch)
(SC)
: S VIDEO SIGNAL ROUTE (C ch)
(R/CR)
: VIDEO SIGNAL ROUTE (R/CR ch)
(G/Y)
: VIDEO SIGNAL ROUTE (G/Y ch)
(B/CB)
: VIDEO SIGNAL ROUTE (B/CB ch)
(D)
: AUDIO DATA SIGNAL ROUTE
(DA)
: AUDIO SIGNAL ROUTE (Digital)
: AUDIO SIGNAL ROUTE (L ch)
DV-490V-S
3
4
0
AMP1
0
DRIVE1
C7304
0
VCC21
0.1 B
2.6
CVBS out
0
GND21
2.5
C out
(SC)
0 W877
C-DC out
0
GND22
2.6
Y1 out
(SY)
0
GND23
0
GND24
2.7
Y2 out
(GY)
C7313
5.0
VCC22
0.1 B
2.5
CB out
(B/CB)
0
GND25
2.5
CR out
(R/CR)
0
GND26
0
DRIVE2
+5V
TP7302
GND
TP7303
4
W887
W888
D_GND