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Ic Block Diagrams - Sony KF-42WE610K Service Manual

Lcd projection tv sony kf-42we610k/ kf-50we610k/ kf-60we610k.
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4-6. IC BLOCK DIAGRAMS

• U (1/3) BOARD IC9402
CXA2171AQ
SCL
30
2
I
C BUS
SDA
31
DEC.
ADDRESS
32
IN1_1
33
YPbPrJ/YCbCr
IN1_2
34
MATRIX
IN1_3
35
SELECTOR
YPbPrU/YCbCr
IN1_H/L1
36
1, 2, 3
IN1_V/L2
37
GBR/YCbCr
IN1_L3
38
IN1_SW
39
SELSTB_1
SELSTB_2
MAT_OUT
IN2_1
41
DECL1_1
IN2_2
42
DECL2_1
IN2_3
43
DECL3_1
IN2_H/L1
44
DECSW_1
DECL1_2
IN2_V/L2
45
IN1 ~ IN4
DECL2_2
IN2_L3
46
SELECTOR
DECL3_2
IN2_SW
47
DECSW_2
3
IN3_1
1
6dB
IN3_2
2
EXISTENCE DISTINCTION
IN3_3
3
IN3_H
4
INTELLIGENT SYNC SEP.
HYSW
H
IN3_V
5
HSEP_SEL
IN4_1
7
HD_TC
IN4_2
8
V_TC
V
IN4_3
9
PRIORITY RANKING
IN4_H
10
HV>CS>SYNC ON Y/G
IN4_V
11
INPUT_SEL
15 16
Y
6dB
Cb
AMP.
Cr
CLOCK
GAIN_SEL
GEN.
YGAIN
CBGAIN
CRGAIN
CLK_SEL
H-NUMBER
V-NUMBER
SELDUM
SYNC
COUNTER
DUMMY
3STATE
SYNC
MACRO
3-STATE
SYNC
MACRO
H SYNC
DET.
VISION
WIDTH
HS_MASK
FIX_SYNC
H_WIDTH
13
14
• U (2/3) BOARD
IC9400
• U (3/3) BOARD
IC9401
CXA2069Q
TV
63
V1
1
V2
8
V3
15
V4
22
27 SELY_OUT
V5
30
26 SELCB_OUT
60
25 SELCR_OUT
V6
20 EXTCLK/XTAL
18 IREF
40 VCC1
3
Y1
Y2
10
48 GND1
17
Y3
28 VCC2
Y4
24
24 GND2
12 VCC3
6 GND3
22 SELH_OUT
5
C1
C2
12
23 SELV_OUT
19
C3
26
C4
LTV
62
LV1
2
LV2
9
LV3
16
LV4
23
LV5
29
LV6
59
RTV
64
RV1
4
RV2
11
RV3
18
RV4
25
RV5
31
RV6
61
– 129 –
KF-42WE610K/50WE610K/60WE610K
K
RM-Y913K
RM-Y913K
53
VOUT1
6dB
49
YIN1
56
YOUT1
6dB
55
TRAP1
58
COUT1
6dB
51
CIN1
6dB
44
V/YOUT2
6dB
46
TRAP2
COUT2
47
6dB
41
VOUT3
6dB
39
YOUT3
6dB
COUT3
37
6dB
VGND
57
BIAS
50
BIAS
V
42
CC
6dB
35
AGND
52
LOUT1
54
ROUT1
0dB
LOUT2
43
6dB
45
ROUT2
38
LOUT3
0dB
40
ROUT3
36
DC OUT
33
SCL
6dB
34
SDA
32
ADR
7
S-1
6dB
14
S-2
Logic
21
S-3
28
S-4
6dB
6
S2-1
13
S2-2
20
S2-3
6dB
S2-4
27
48
MUTE
RM-Y913K

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