Sony IFB-X2000E, Руководство по обслуживанию

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9-26
9-26
A B C D E F G H
1
2
3
4
5
BA BA
MB88141APFV-ER (IC1004, 1008)
1ch 4ch 5ch 12ch
D0 D7
2 I C BUS INTERFACE
D/A&I/O CONTROL LOGIC
8BIT
LATCH
R–2R
LADDER
CIRCUIT
8BIT
LATCH
R–2R
LADDER
CIRCUIT
8BIT
LATCH
R–2R
LADDER
CIRCUIT
8BIT
LATCH
R–2R
LADDER
CIRCUIT
D0 D7 D0 D7 D0 D7
SDA 21
VDD1 22
VSS1 23
VCC 13
GND
A01
24
1 2 3
A04
VDD2
VSS2
4
D7/A05
5
15
14
6 7 8
8
9 10 11 12
D0/A012
SCL 20
MOD 19
CS2 18
CS1 17
CSO 16
MC74F244MEL (IC9104, 9105)
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
VCC
OEB
YA1
B4
YA2
B3
YA3
B2
YA4
B1
OEA
A1
YB4
A2
YB3
A3
YB2
A4
YB1
GND
MC74HC4538AF-T2 (IC1409)
16 15 14 13 12 11 10 9
1 2 3 4 5 6 7 8
1-C 1-CR 1-RD 1-CK 1-CK 1-Q 1-Q GND
VDD 2-C 2-CR 2-RD 2-CK 2-CR 2-Q 2-Q
MM1112XFBE (IC1403, 1404)
3 6
2
5
8 1
4
7
BIAS
IN1
SW
IN2
NC
GND
OUT
VCC
NC
15K 15K
SW
6dB
NJM2235M-T1 (IC1102)
3
6
2
5 8
1 4
7
BUFFER
BIAS
VIN1 CTL1 VIN2 CTL2
GND V OUT V+ VIN3
NJM2240M (IC1103)
4
VCO
SEARCH
CIRCUIT
PHASE
COMPARATOR
DIVIDER
CIRCUIT
2
3
1 FSC OUT
GND
DET FIL
OSC OUT
5
7
6
8 NC
+V
R
OSC C
NJM2533M (IC1105, 1106)
V IN1
GND
SW1
V OUT
V IN2
V
NC
NC
1 2 3 4
8 6 5 7
BIAS
PC74HC123D-T (IC1909, 9005)
1
2
3
4
5
6
7
16
15
14
13
12
11
10
8
A
RD
C
Q
B
GND
Q
R
9
VDD
R
C
RD
Q
B
Q
A
Q
Q D
RD
Q
Q
RD
SN74HCU04ANS-E20 (IC1251)
14 13 12 11 10 9 8
1 2 3 4 5 6 7
VCC
GND
SN75157 (IC1903)
8
7
6
5
1
2
3
4
NON INV IN1
OUT1
OUT2
GND
V
CC
INV IN2
NON INV IN2
INV IN2
TDA4665T-T (IC1401)
1
2
3
4
7
8
5
6
16
15
14
13
12
11
10
9
VP2
N.C
DGND
(R-Y)IN
NC
(B-Y)IN
NC GND
PULSE IN
NC
IC
GND
SIGNAL
CLAMPING
LINE
MEMORY
SAMPLE
AND-
HOLD
LP
SIGNAL
CLAMPING
SANDCASTLE
DETECTOR
DIVIDER
BY 192
DIVIDER
BY 2
LINE
MEMORY
SAMPLE
AND-
HOLD
FREQUENCY
PHASE
DETECTOR
6MHz
CCO
LP
LP
DIGITAL
SUPPLY
pre-amplifiers
3MHz shifting clock
addition
stages
output
buffers
+
–
+
–
(R-Y)OUT
+
–
(B-Y)OUT
+
–
A GND
VP1
ANALOG
SUPPLY
TDA9141-N2C (IC1402)
DELAY
CHROMA
SWITCH
I2C OUS
TRAP
BIAS
ACC
CHROMA
PLL
FILTER
TUNING
MUE
FSC
BUFFER
SECAM
DEMOD
PAL/NTSC
DEMOD
SWITCH
IDENT
SYSTEM
SWITCH MATRIX
SYNCSEP
VERTICAL
SYNCSEP
CHROMA
BANDPASS
SECAM
CLOCHE
HORIZONTAL
PLL
TIMING
GENERATOR
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
I/O
PROT
LCA
O PROT
SDA SCL
SCCP
FSC
SECAM REF ADDRESS IN /CVBS OUT FSC OUT R G B F CLP/HA 2ND XTAL REF XTAL CPLL FIL REF GND Y/CVBS C HPLL
R
R G B F
U V
G B F
R-Y
B-Y
FSC
X2 X1 CPLL
SDA SCL
YA
HA
CLP
R-Y
–(R-Y) –(B-Y)
U IN V IN
SCL
SDA VCC
DIG DEC
VSS
SCCP
VA
U OUT V OUT Y OUT
I/O PROT
O PORT/LLC
B-Y U V
SIM
X2 X1
CPLL
VA
U
V
W
TLC2932IPW-E20 (IC9001)
1 2 3 4 5 6 7
14 13 12 11 10 9 8
PFD
1/2 DIVIDER
VCO
LOGIC
VDD SELECT
VCO
OUT
FIN-A FIN-B
PFD
OUT LOGIC
GND
VCO
VDD R BIAS VCO
IN
VCO
GND VCO
INHIBIT
PFD
INHIBIT
NC
TLC2933IPW-E20 (IC9004)
RING
OSC
PFD
BIAS
CONTROL
CHARGE
PUMP
1
2
3
4
5
6
7
14
13
12
11
10
9
8
VCO V
DD
RBIAS
CONT VOL
VCO GND
VCO INH
PFD INH
NC
LOGIC V
DD
TEST
VCO OUT
FIN-A
FIN-B
PFD OUT
LOGIC GND
TLC5733AIPM (IC9006)
59
60
1
61
V (A) 63
CLK A
62
64
2
V
DD
DGND
14
5
26 25
8
8
8
8
8
8
8
8
8
8
8
8
56 58
6
I
13
16
15
17
I
24
35
44
MODE0
CLK A
CLK B
CLK A
CLK XSYNC
MODE1
46
45
TEST
4
36
I
43
54
53
48
52
50
51
49
47
27
28
NT/PAL
3
EXTCLP
55
CLPEN 57
33
29
31
30
32
34
IN
V (A)
RT
V (A) RB
V(A)1-8
V (QA)
DGND(QA)
DD
DATA
LATCH
DATA
LATCH
MUX
WITH
OUTPUT FORMAT
DATA
LATCH
CLOCK
GENERATOR
OUTPUT FORMAT
/TEST
SWITCHING
D(B)1-8
V (QB)
DD
DGND(QB)
D(C)1-8
V (QC)
DD
DGND(QC)
CLPV(A)
1 (A)
BLAS
V (A) CC
GND(A)
OE(A)
V (B)
IN
V (B)
RT
V (B)
RB
CLPV(B)
1 (B)
BLAS
V (B)
CC
GND(B)
OE(B)
V (C)
IN
V (C)
RT
V (C) RB
CLPV(C)
1 (C)
BLAS
V (C) CC
GND(C)
OE(C)
CLK B
CLK C
SAMPLING
COMPARATOR
CLAMP
CONTROL
SAMPLING
COMPARATOR
CLAMP
CONTROL
SAMPLING
COMPARATOR
CLAMP
CONTROL
CLAMP PULSE
INT/EXT
CONTROL
uPC659AGS-E2 (IC1253)
13
14
15
16
17
18
19
20
24
21
22
23
4
5
6
7
8
9
10
11
12
3
3
5
5 5
2
1
CLAMP S/H
D/A
FLASH
A/D CONV.
FLASH
A/D CONV.
TIMING
GENERATOR
ADDER
LATCH
VRT
NC
AVCC
VIN
AGND
PCL
VCL
AVCC
AGND
VRB
AVCC
AGND
CLK
OVER
DB1(MSB)
DB2
DB3
DGND
DVCC
DB4
DB5
DB6
DB7
DB8(LSB)