A
1
2
3
4
5
6
7
8
9
10
BCDEFGH I J K
L MN
RX-V1600/DSP-AX1600
SCHEMATIC DIAGRAM (D-VIDEO 2/2)
111
★ All voltages are measured with a 10MΩ/V DC electronic volt meter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
IC503: ADV7401BSTZ-80
Multiformat SDTV/HDTV Video Decoder and RGB Graphics Digitizer
CLKI N_A
CLKI N_B
HSYNC
VSYNC
BLANK
Y7–Y0
C7–C0
S7–S0
TIMING
GENERATOR
PLL
O
V
E
R
S
A
M
P
L
I
N
G
I
2
C
INTERF ACE
D
E
M
U
X
STANDAR D DEFINITION
CONTROL B LOCK
COLO R CONTROL
BRIGHTNESS
DNR
GAMMA
PROGRAMMABLE
FILTERS
SD TEST PATTERN
HIGH D EFINITION
CONTROL B LOCK
HD TEST PATTERN
COLOR CONTROL
ADAPTIVE F ILTER CTRL
SHARPNESS FILTER
PROGRAMMABLE
RGB MAT RIX
11-BIT
DAC
11-BIT
DAC
11-BIT
DAC
11-BIT
DAC
11-BIT
DAC
11-BIT
DAC
ADV7322
IC504: ADV7322KSTZ
Multiformat 11-Bit HDTV Video Encoder
CONTROL
INPUT
LOGIC
PROGRAM/ERASE
HIGH VOLTAGE
WRITE
STATE
MACHINE
(WSM)
STATE
REGISTER
MX29LV320AT/B
FLASH
ARRAY
X
-
D
E
C
O
D
E
R
ADDRESS
LATCH
AND
BUFFER
Y-PASS GATE
Y-DECODER
ARRAY
SOURCE
HV
COMMAND
DATA
DECODER
COMMAND
DATA LATCH
I/O BUFFER
PGM
DATA
HV
PROGRAM
DATA LATCH
SENSE
AMPLIFIER
Q0-Q15/A-1
A0-A20
CE
OE
WE
RESET
BYTE
IC507: MX29LV320ABTC-90
32M-bit FLASH MEMORY
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
OE1
A1
A2
A3
A4
A5
A6
A7
A8
GND
V
CC
OE2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
IC510~512, 607~609: SN74LVC541APWR
Octal buffer/driver
OE1
OE2
To Seven Other Channels
A1
Y1
1
19
218
1
DIR
A1
A2
A3
A4
A5
A6
A7
A8
GND
Vcc
OE
B1
B2
B3
B4
B5
B6
B7
B8
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
IC520: SN74AHCT245PWR
Octal Bus Transceiver with 3-state Outputs
4B13
4A12
4Y11
3B10
3A9
3Y8
1B 2
1Y 3
2A 4
2B 5
2Y 6
GND 7
IC521: SN74LV08APWR
Quadruple 2-input positive-AND gate
IC522: SN74AHCT08PWR
Quad 2-Input And Gate
Vcc141A 1
IC524: LA73053-TLM-E
Analog Amp
35
N.C.
33
VOUT1
31
VOUT2
30
N.C.
29
VOUT3
32
GND
36
N.C.
34
+VCC1
2
N.C.
4
DCCNT1
6
VIN2
7
MUTE1
8
VIN3
5
GND
1
N.C.
3
VIN1
27
-VCC2
25
+VCC2
23
GND
22
VOUT5
21
N.C.
24
VOUT4
28
-VCC1
26
N.C.
10
N.C.
12
VIN4
14
GND
15
VIN5
16
MUTE2
13
DCCNT2
9
N.C.
11
N.C.
19
-VCC3
20
VOUT6
18
-VCC4
17
VIN6
DR6dB
+Vcc
DR6dB
DR6dB
DR6dB
+Vcc
DR6dB
DR6dB
IC525: SN74LVC2G125DCUR
Dual bus buffer gate
1
2
3
4
8
7
6
5
1OE
1A
2Y
GND
VCC
2OE
1Y
2A
1A 1Y
1OE
1
6
2A 2Y
2OE
7
3
6
3
VCC
TC
V
OUT
GND
SUB
IC527: PST9242NR
System Reset
IC528: SN74LVC2G17DCKR
Dual Schmitt-Trigger Buffer
1
2
5
3
1A
GND
2A 4
61Y
VCC
2Y
*
INTERNAL 400kW PULL-UP RESISTOR
ON EACH TTL/MOS INPUT
**
INTERNAL 5kW PULL-DOWN RESISTOR
ON EACH RS-232 INPUT
V
CC
+5V TO +10V
VOLTAGE DOUBLER
+5V TO –10V
VOLTAGE INVERTER
C1+
C1–
V+
V–
C2+
C2–
T1
ADM2xx
T2
R1
R2
0.1µF
0.1µF
0.1µF
GND
TTL/CMOS
OUTPUTS
R1
OUT
R2
OUT
T1
OUT
T2
OUT
R1
IN
R2
IN
T1
IN
T2
IN
TTL/CMOS
INPUTS
*
RS-232
OUTPUTS
RS-232
INPUTS
**
0.1µF
+5V INPUT
0.1µF
EN
SHDN
(ADM242)
(ADM222, ADM242)
IC529: ADM222ARZ
High speed RS-232 line drivers/receivers
Start-up
circuit
Reference
voltage
Thermal
shut down
Error
amp.
Drive
circuit
Saturation
protection
Safe operating
area protection
OUTPUT
GND
INPUT
Over current
protection
IC601: µPC2905AT-E1-AZ
THREE-TERMINAL LOW DROPOUT VOLTAGE REGULATOR
3
2, 4
1
IC602: NJM2885DL1-33
Low dropout voltage regulator
Therm al
Protect ion
Bandgap
Reference
VOUTVIN
GND
13
2
V OUT
Thermal
Protection
Bandgap
Reference
VIN
GND
13
2
IC603: NJM2845DL1-33
Low dropout voltage regulator
IC605: NJM2391DL1-25
Low dropout voltage regulator
IC606: NJM2885DL1-18
Low dropout voltage regulator
Therm al
Protect ion
Bandgap
Reference
VOUTVIN
GND
13
2
IC509: W9816G6CH -7
512K x 2 Banks x 16 Bits SDRAM
CLOCK
BUFFER
ADDRESS
BUFFER
CLK 35
18
CKE 34
A10 20
CS
17RAS
16CAS
15WE
21A0
24A3
27A4
32A9
19BA
2 DQ0
3 DQ1
5 DQ2
6 DQ3
8 DQ4
9 DQ5
11 DQ6
12 DQ7
39 DQ8
40 DQ9
42 DQ10
43 DQ11
45 DQ12
46 DQ13
48 DQ14
49 DQ15
14 LDQM
36 UDQM
COMMAND
DECODER
REFRESH
COUNTER
REFRESH
COUNTER
DQ
BUFFER
COLUMN
COUNTER
MODE
REGISTER
CONTROL
SIGNAL
GENERATOR
CELL ARRAY
BANK #0
R
O
W
D
E
C
O
D
E
R
COLUMN DECODER
SENSE AMPLIFIER
CELL ARRAY
BANK #1
R
O
W
D
E
C
O
D
E
R
COLUMN DECODER
SENSE AMPLIFIER
1
2
3
OE
A
GND 4
5 VCC
Y
IC526: SN74AHCT1G125DCKR
Single Bus Buffer Gate
4B13
4A12
4Y11
3B10
3A9
3Y8
1B 2
1Y 3
2A 4
2B 5
2Y 6
GND 7
Vcc141A 1
0
0
2.7
2.6
2.6
2.6
2.6
2.6
2.6
2.7
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
3.4
3.4
0
0
1.5
0.1
0.1
1.8
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
3.4
3.4
4.5
4.5
2.6
2.6
0
4.8
4.8
1.9
1.9
0.2
0.2
0.2
0.7
0.2
0.2
3.4
2.6
~
~
0
0
2.6
0
~
4.8
3.4
3.4
5.1
5.1
4.2
4.2
4.2
0.1
4.7
5.1
0
0
0
0
9.5
-9.7
-4.8
2.6
5.1
5.1
0.1
9.9
5.1
0.1
4.9
3.4
3.4
4.9
5.0
0
3.4
0.1
0.6
3.4
3.4
5.1
5.1
0.2
0.2
0.2
0.2
0.3
0.3
0
0
4.8
4.8
3.4
3.4
0
0
0
4.8
4.8
3.5
3.5
0
7.2
7.2
5.1
5.1
0
0
0
0
0
0
0
0
1.8
3.4
3.2
0.1
0.1
0.1
3.4
3.4
4.9
5.1
2.6
2.6
5.1
3.4
0
0
0
0
3.4
1.8
1.6
2.2
1.9
1.2
1.9
1.9
1.8
1.8
1.8
1.8
2.1
1.9
3.4
1.8
1.8
2.8
3.4
3.4
3.4
3.4
1.9
3.4
3.4
3.4
1.7
0
0.1
0.1
1.8
0
0.2
0
1.8
3.4
1.9
2.1
1.9
1.9
1.2
1.3
1.9
2.0
1.9
3.4
3.4
3.4
3.4
2.2
1.8
1.8
3.4
3.4
3.4
3.4
0.2
1.7
1.9
2.1
1.8
1.8
1.8
1.8
3.4
3.4
2.4
1.6
1.6
1.8
1.8
1.5
1.5
1.4
0
1.8
0.1
2.2
0
0.1
0.1
0
0.1
0.1
3.4
0.1
0
~
3.4
0.1
0.1
3.4
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0
0
3.4
0.1
0.1
0
0.1
0.1
3.4
0.1
0.1
0
0.1
0.1
3.4
3.4
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
3.4
0.1
0.1
0.1
0.1
1.6
0.5
0.1
0.1
0.1
0
0.5
1.2
0
3.4
3.4
3.4
0.1
3.4
0.1
0.1
1.8
2.5
0.1
0.1
0
3.4
0.1
0.1
0.1
3.4
0
0
0
1.8
2.6
0
2.6
0
3.4
3.4
3.2
0
1.8
2.6
2.7
2.6
2.6
2.6
2.6
2.6
2.6
2.7
0
~
0.1
0.1
0.1
1.8
0.1
0.1
0.1
3.2
0
0
0
0
1.9
0
0
0
2.7
2.6
0
1.9
0
0
0
0
2.6
2.6
2.6
2.6
2.7
0
0
3.4
0
3.4
0.1
0
~
0.1
0.1
0.1
0
3.4
0
0
3.2
3.2
3.2
0
2.6
3.4
0
2.0
1.0
1.0
1.7
0
0
0
1.9
0.1
0
1.7
0
0.2
0
0
1.9
0.7
0
0
0.3
0
0.1
0.1
3.4
3.4
3.4
0
0
0
0
0
0
0
0
1.9
1.5
0.1
0.1
1.8
0
0
3.4
0
0
1.3
3.4
1.7
2.1
0
1.0
1.3
0
1.5
3.4
0.1
0.1
0.1
0.1
0.1
0.1
~
~
0.1
0.1
0.1
2.6
0.1
0.1
0.1
0.1
0.1
0.1
3.4
0
0.1
0.1
0.1
0.1
0.1
0.1
3.4
0.1
0.1
0.1
0.1
0.1
0.1
0
0
0
2.6
2.4
0.1
3.4
3.4
0.1
3.4
3.4
0
0
0
5.0
5.1
0
3.4
0.2
0.2
0.2
7.2
3.4
3.4
0.1
0
0
5.0
5.0
0
0
0
0
3.4
0
0
0
0
0
0
0
-5.0
-5.0
5.0
0.1
0.1
0.1
0.1
0.1
0.1
0
0
0
5.0
5.0
0
0
0
0
0
0
0
0
3.4
4.8
1.7
0
1.7
0
0
1.5
2.1
1.9
1.3
2.0
2.4
1.6
1.8
1.5
3.4
3.4
3.4
0.2
0.2
0.2
0.2
3.4
3.4
3.4
0
0
0
0
3.4
3.4
3.4
3.4
0.4
3.4
0.1
0
3.4
3.4
0
3.4
3.4
0.1
0.1
3.4
0.1
3.4
3.4
3.4
3.4
3.4
0
0
2.6
0.1
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
1.4
3.3
0.2
1.3
1.4
0
4.7
~
0
~
~
0.1
3.4
3.4
3.4
0.1
1.5
1.7
0.1
0.1
3.4
3.4
0
0.2
0
3.4
3.4
C-1
B-3
Page 106
to INPUT (5)_CB315
K2
Page 105
to POWER (7)_W326
I2
Page 105
to POWER (5)_W2
G7
Page 101
to FUNCTION (1)_CB315
I3
RS-232C
Page 103
to OPERATION (2)_CB910
E5
Page 101
to FUNCTION (1)_CB313
I2
D-VIDEO
A/D DECODE
ENCODE D/A
I/P CONVERTER
SDRAM
Video MICROPROCESSOR
POINT C-1 Pin 20 of IC501
POINT B-3 Pin 37 of IC503
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