Sony VPL-X2000U Service Manual page 241

CXA1855Q (IC1101)
48 47 46 45 44 43 42 41 40 39 38 37
EV
V2
V2 1
LV2
LV2 2
Y2
TV
Y2 3
RV2 VOUT1
RV2 4
SELECTOR 6dB
C2
C2 5
S2
S2 6
V3
V3 7
LV3
LV3 8
Y3
Y3 9 YIN1
RV3
RV3 10
C3 V1-3 Y1-3
C3 11
S3
S3 12 SELECTOR 6dB
TRAP1
0dB
0dB
C1-3
SELECTOR 6dB
V1-3 TV,EV CIN1
VOUT2
SELECTOR 6dB
Y1-3
YOUT2
SELECTOR 6dB
TRAP2
0dB
0dB
C1-3
COUT2
SELECTOR 6dB
V1-3 TV,EV
VOUT3
SELECTOR 6dB
SELECTOR 6dB
SELECTOR 6dB
CXA2011Q (IC1601)
51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35
SYNC
SYNC OUT 52
SEL
HD SYNC IN 53 RGB Y/P B /P R Y/Pb/Pr ATT
YUV YUV
YUV (-6dB)
SYNC
EXT CS IN 54 SW.1
55
EXT HS IN YUV SW
HD SYNC
HD SYNC
SEP
EXT VS IN 56 SIG SEL
SYNC SEL
SYNC SW
HS OUT 57
IIC BUS
DECODE
SYNC
VS OUT 58
SW.2
RGB CUTOFF RGB DRIVE GAMMA LEVEL SUB BRIGHT DRIVE LEVEL
VIDEO VS OUT 59
RGB SUB DRIVE
VIDEO HS OUT 60 GAMMA
DRIVE BRIGHT LEVEL
VS FIL 61
H.V SYNC AKD-T
VS IN 62 RGB
VIDEO
SYNC BLK CLAMP
HS IN 63 SEP PULSE
AKB TIMING
RGB CUTOFF GEN
AKB REF
PULSE
SS GND 64 RGB
S/H
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
A B
BIAS 36 BIAS
TRAP1
LEV 35 TRAP1
VOUT1
34 VOUT1
LV1-3,LTV
SELECTOR 6dB 33 LOUT1
REV
RV1-3,RTV
SELECTOR 6dB 32 ROUT1
YIN1
31 YIN1
LVE 30 GND
CIN1
29 CIN1
LV1-3,LTV
SELECTOR 6dB 28 MUTE
EV
27 EV
REV
26 REV
LEV
25 LEV
REV
RV1-3,RTV
SELECTOR 6dB
LEV
LV1-3,LTV
SELECTOR 6dB
REV
RV1-3,RTV
SELECTOR 6dB
LOGIC
13 14 15 16 17 18 19 20 21 22 23 24
34 33
32 B-Y OUT
31 R-Y OUT
30 Y OUT
ADRS
29
28 SCL
27 SDA
26 D GND
25 R IN
CLAMP 24 G IN
23 B IN
ABL SW
ABL
22 ABL IN
AMP
21 ABL FIL
20 PABL FIL
18 19
C D
BA BA
CXA2119M (IC1410)
28 27 26 25 24 23 22 21
6dB
0/–6dB
SW
6dB 6dB 6dB 6dB 6dB 6dB
CLP CLP CLP CLP CLP CLP
1 2 3 4 5 6 7
CXA3106AQ (IC1905)
RC1 RC2
46 45
VCO
5 TTL IN
(TTL)
3
VCO
PECLIN
(PECL) 4
SYNC
9 TTL IN
(TTL)
POLARITY
PHASE CHARGE
SYNC 7 DETECTOR PUMP
PECLIN
(PECL) 8
1BIT
2BIT
1BIT
HOLD
6
TTL IN
(TTL)
1BIT
ON/OFF ON/OFF
READ OUT
DAC CONTROL REGISTER TTLOUT
TTLOUT
44 10 11 12 15
IREF SENABLE SCLK SDATA SEROUT
CXD2024AQ (IC1104)
ADIN 25 ADC
NTSC : 1H NTSC : 1H
PAL : 2H PAL : 2H
DL
BPF BPF BPF
FILTER
OPERATIONAL
VI1 8
1 LOGICAL OPERATIONAL
VI8
9-25 9-25
E
20 19 18 17 16 15
6dB 6dB 6dB
Cr Cb Y
RGB YCbCr
MATRIX
CLP CLP CLP
8 9 10 11 12 13 14
1BIT
ON/OFF
1–4 CLK 24 DSYNC
TTLOUT
(TTL)
COARSE
LATCH POLARITY
DELAY
34
DSYNC
PECLOUT
2BIT 1BIT
33 (PECL)
1BIT
LOGIC
ON/OFF
CLK
TTLOUT 23
(TTL)
1BIT
ON/OFF
NCLK
1/16–20/16 CLK 22
TTLOUT
(TTL)
FINE
VCO MUX DIV1,2,4
DELAY
32 CLK
PECLOUT
(PECL)
31
5BIT 1BIT 2BIT
1/256–1/4096 CLK 1BIT
ON/OFF
PROGRAMMABLE CLK/2
TTLOUT 21
COUNTER
(TTL)
12BIT 1BIT
ON/OFF
RSET
CLK/2
TTLOUT 4
(TTL)
1/2
30 CLK/2
PECLOUT
(PECL)
29
1BIT
ON/OFF
UNLOCK
17 UNLOCK
DETECT
1BIT
SYNTHESIZER WHOLE CHIP
35 VBB
PECL
TTLIN POWER SAVE POWER SAVE
1BIT
16 13 14
DIVOUT TLOAD CS
GS4981CTA (IC1406)
31 AYO
C SYNC
DAC
V1
VIDEO
2
INPUT
44 YA
55 Y1
V2
DAC 39 ACO
57 CA
66 C1
VOLTAGE
8
VCC
REGULATOR
TIMING
RESET 6
CURRENTS
F G
1
2
3
4
COMPOSITE
1
SYNC OUTPUT
HORIZONTAL
7
OUTPUT
NO SYNC
D Q
VERTICAL
DETECTOR VERTICAL SYNC
Q 3
CLK
OUTPUT
BACK PORCH
BACK PORCH 5
OUTPUT
DETECTOR
5
H