Sony VPL-VW10HT Service Manual page 90

CXA1875AM-T4 (IC4004, IC4005, IC4030)
1
16 15 14 13 12 11 10
OPEN COLLECTOR
LEVEL LEVEL
LATCH
CONVERTER CONVERTER
LEVEL
CONVERTER
I 2 C DECODER
POWER
ON
RESET
LATCH LATCH LATCH LATCH LATCH
–
DAC DAC DAC DAC DAC
+
VCC
REG
AMP AMP AMP AMP AMP
2
2
1 3 4 5 6 7
GS1881-CTA (IC4003)
1
C SYNC OUT
C SYNC
3
V SLICE
2
VIDEO IN
V CLAMP
11µ 85µ
V
3 CC
V SYNC OUT
VOLTAGE
REGULATOR
12V
TIMING
GND 4
CURRENT
4
GS4981CTA (IC4012)
C SYNC
V1
VIDEO
2
INPUT
V2
NO SYNC
5
D
VERTICAL
VOLTAGE
DETECTOR
VCC 8 CLK
REGULATOR
BACK PORCH
TIMING
DETECTOR
RESET 6 CURRENTS
A B
EL4332CS-TE2 (IC4007)
9 OUT1 1
GND1
2
A1
3
B1 4
B2 5
A2 6
GND2
8 7
OUT2 8
8
V
CC
ODD/EVEN
7
OUT
HORIZONTAL
WINDOW D Q D Q
CIRCUIT
G Q CLK Q
NOSYNC
6
R SET
VERTICAL D Q
DETECTOR
CLK( ) Q
BACK PORCH
DETECTOR BACK PORCH
5
OUT
MC74HC4538AFEL (IC4011)
VDD 2-C 2-CR 2-RD 2-CK 2-CR
16 15 14 13 12 11
COMPOSITE
1
SYNC OUTPUT
HORIZONTAL
7
OUTPUT
Q
VERTICAL SYNC
Q 3
OUTPUT
BACK PORCH
5
OUTPUT
1 2 3 4 5 6
1-C 1-CR 1-RD 1-CK 1-CK 1-Q
C
Q Q
TC74 VHC123F(EL) (IC4008)
VCC 1R /C 1C 1Q
D X X
16 A/B
16 15 14 13
15 V
CC
Q
Q
14 V CC
CLR
13 V EE
1 2 3 4
1A 1B 1CLR 1Q
12 A3
11 B3
TLC2932IPW-E20 (IC4034)
10 GND3
LOGIC VCO
VDD SELECT OUT FIN-A FIN-B
1 2 3 4 5
9 OUT3
1/2 DIVIDER
VCO
14 13 12 11 10
VCO R BIAS VCO VCO VCO
VDD IN GND INHIBIT
TLC5733AIPM (IC4029)
V DGND
DD
26 25
CLK A
8
(A) 63
V IN
SAMPLING
V RT (A) 61
COMPARATOR
V RB (A) 1
CLAMP
CLPV(A)
60
CONTROL
1 BLAS (A) 59
V CC (A) 62
GND(A) 64
OE(A) 2
CLK B
V IN (B)
50
SAMPLING
V (B)
2-Q 2-Q RT 52
COMPARATOR
10 9 V (B)
RB
48
CLAMP
CLPV(B)
53
CONTROL
1 (B)
BLAS 54
V CC (B)
51
GND(B)
49
OE(B)
47
CLK C
V (C)
IN 31
SAMPLING
V RT (C) 29
COMPARATOR
V RB (C)
33
CLAMP
CLPV(C)
28
CONTROL
1 BLAS (C) 27
V (C)
CC 30
GND(C) 32
OE(C)
34
EXTCLP 55 CLAMP PULSE
INT/EXT
CLPEN 57
CONTROL
NT/PAL 3
7 8
1-Q GND
8-10 8-10
D E
TC74VHC244F (EL) (IC4009)
2Q 2CLR 2B 2A
VCC
12 11 10 9 OEA 1 20
A1 2 19 OEB
YB4 3 18 YA1
CLR
A2 4 17 B4
Q
YB3 5 16 YA2
6 15 B3
A3
Q
YB2 7 14 YA3
8 13 B2
A4
YB1 9 12 YA4
5 6 7 8
10 11
GND B1
2Q 2C 2R /C GND
X D X
TLC2933IPWR (IC4031)
PFD LOGIC
OUT GND
LOGIC V DD 1 14 VCO V DD
6 7
TEST 2 13 RBIAS
RING BIAS
VCO OUT 3 12 CONT VOL
OSC CONTROL
FIN-A 4 11 VCO GND
CHARGE
PFD
PFD
FIN-B 5 10 VCO INH
PUMP
PFD OUT 6 9 PFD INH
LOGIC GND 7 8 NC
9 8
PFD NC
INHIBIT
NJM2533M (TE2) (IC4022, IC4024, IC4025, IC4027)
1
6
8 8
I
V(A)1-8
13
8
14 V DD (QA)
DATA
5 DGND(QA)
LATCH SW
2
IN2
3
17
8
8 8
I D(B)1-8 30K
MUX
24
8 WITH
16 V DD (QB)
OUTPUT FORMAT
DATA
15 DGND(QB)
LATCH
NC
4
36
8
8 8
D(C)1-8
I
43
8
35 V (QC) DD
DATA
44 DGND(QC)
LATCH
CLK A
46
OUTPUT FORMAT MODE0
CLK B CLOCK
/TEST
45 MODE1
GENERATOR
CLK A
SWITCHING
4 TEST
56 58
CLK XSYNC
F
SN75157PS-ELL2000 (IC4038)
NON INV IN1 1 8 V CC
OUT1 2
7 INV IN2
NON INV IN2
6
OUT2 3
GND 4 5 INV IN2
MAX202CSE-T (IC4002)
C1+ 1 16 Vcc
V+ 2 15 GND
C1-
3 14 T1OUT
C2+ 4 13 R1IN
C2- 5 12 R1OUT
V- 6 11 T1IN
T2OUT 7 10 T2IN
R2IN 8 9 R2OUT
8
6dB OUT
7
SW
VCC
6
30K
NC
5
BIAS
VPL-VW10HT
G H