Sony IFB-X2000E, Service Manual

Page: 240 / 306

9-24
9-24
A B C D E F G H
1
2
3
4
5
BA BA
BA Board Waveforms
1
1Vp-p (H)
IC1001
3
R1 (V2)
2
0.6Vp-p (H)
IC1005
6
(VIDEO R)
3
0.6Vp-p (H)
IC1006
6
(VIDEO G)
5
2Vp-p (H)
TP1104
V
(VIDEO UOT1)
6 7
9
1.4Vp-p (H)
IC1101
#ª
(C OUT1)
!º
3.5Vp-p (V)
IC1254
#¡
(XO=20MHz)
!¡
5Vp-p (H)
IC1254
&§
(CSI)
4
8
1.6Vp-p (H)
IC1101
#¶
(Y OUT1)
!£
0.8Vp-p (H)
TP1402
Y
!¢
0.7Vp-p (H)
TP1403
C
!
∞
0.55Vp-p (H)
IC1402
1
(R-Y)
!¶
1.1Vp-p (H)
IC1403
7
(R-Y OUT)
!•
1.4Vp-p (H)
IC1404
7
(B-Y)
!ª
5Vp-p (H)
IC1402
!¡
(VA)
@¡
0.96Vp-p (H)
IC1402
!£
(V OUT)
@™
1.2Vp-p (H)
IC1402
!¢
(U OUT)
@£
!§
0.7Vp-p (H)
IC1402
2
(B-Y)
@º
1.1Vp-p (H)
IC1402
!™
(Y OUT)
!™
5Vp-p (H)
IC1406
7
(SYNC Y)
@
∞
@§
1.5Vp-p (H)
TP1611 (COMP Y)
@¶
@•
@¢
@ª #º
1.5Vp-p (H)
IC1751
$ª
(R-AD IN)
#¡
1.5Vp-p (H)
IC1752
$ª
(G-AD IN)
#£ #¢ #
∞
#¶ #• #ª
#™
1.5Vp-p (H)
IC1753
$ª
(B-AD IN)
#§
$º
$¡
0.6Vp-p (H)
IC1007
6
(VIDEO B)
1.6Vp-p (H)
TP1105 COMB Y
1.4Vp-p (H)
TP1106 COMB C
1Vp-p (H)
TP1601 R-Y
1Vp-p (H)
TP1612 COMP R-Y
1Vp-p (H)
TP1613 COMP B-Y
0.6Vp-p (H)
TP1609 VIDEO B
0.6Vp-p (H)
TP1608 VIDEO R
0.6Vp-p (H)
TP1610 VIDEO B
3.8Vp-p (H)
TP1905 DHS
8Vp-p (H)
TP1906 CLK
4.8Vp-p (H)
TP1901 CP
5Vp-p (H)
TP1902 HS
5Vp-p (H)
TP1903 VS
5Vp-p (V)
TP1904 ODE V
0.8Vp-p (H)
TP9203 2CB
0.65Vp-p (H)
TP9204 2CR
0.6Vp-p (H)
TP9205 2Y
BA Board IC Block Diagrams
CXA1166K (IC1751 – 1753) CXA1211M-T4 (IC9204)
LINV
1
2
0
r/2
MINV
r
COMPARATOR
r
r
r/2
r
r
r
r
r
r
r
r
r
r
CLOCK
DRIVER
r5
r4
r3
r1
r2
VRTS
VRT
VIN1
64
65
126
63
128
129
191
127
193
254
255
192
ENCODE LOGIC
OUTPUT
65
64
33
OR 3
OR 2
D0(LSB) 4
D0 5
D1
6
D1 7
D2 12
D2 13
D3 14
D3 15
D4 19
D4 20
D5 21
D5 22
D6 29
D6 30
D7(MSB) 31
D7 32
54
VRM 52
VIN2 49
CLK 34
CLK 35
VRB
39
VRBS
40
40
50
55
IN 1
1 2 3 4
8 7 6 5
VCA 1
VCA 2
CONT 1 OUT 1 GND
Vcc IN 2 CONT 2 OUT 2
CXA1839Q-T6 (IC1602)
3 6 9 12
15
18
2 5 8 11
14
17
1 4 7 10
34 31 28 25 35 32 29 26 36 33 30 27
13
16
21
22
20
24
23
19
46
43
47
44
48
45
40
39
41
37
38
42
Amp
Clamp
Amp
Clamp
YS2
YM2
Hue
Color
Matrix
Clamp Pulse
Interface
CEC Axis
D-Color
Bright
ABL
Amp
Picture
Clamp
YS1
YM1
Bus
Dec
R
G
B
R G B
IREF
R-Y
G-Y
B-Y
R-Y
B-Y
YUV-SW
VM Amp
Sharpness
NR
Clamp
D-
Picture
Y
Y
B-Y R-Y
BY2-IN
RY2-IN
Y2-IN
NC
1REF
C-OFF
GND
ROUT
GOUT
BOUT
ABL-REQ
ABL-MUTE
AP-MUTE
CLP1
BGP
CBLK
FFTIM
VS
VEQ
VBLK
VTIM
SSCP
SCL
SDA
Y1-IN GND RY1-IN BY1-IN GND1 VCC1 YUV-SW VM-MUTE SP-MUTE VM-OUT CLP-C APED-C
LR2-IN LG2-IN
LB2-IN
YS2
YM2
VCC2
GND2
LR1-IN LG1-IN
LB1-IN
YS1
YM1