19
AVR-550SD
KIA7805API (MAIN: IC407)
BA7626(VIDEO: IC601,603,607)
KIA7812API (MAIN: IC406)
MM74HC4053MX (VIDEO: IC611~613,705)
NJM2274 (VIDEO: IC610))
BLOCK DIAGRAM
7
8
16
15
14
13
12
11
10
9
Monitor OUT
GND
IN5
GND
IN4
CTL E
IN3
CTL D
IN1
CTL A
V OUT1
Vcc
IN2
CTL B
V OUT2
CTL C
6dB
6dB
LOGIC
LOGIC
Note 1:
* mark means that
feasible for either H or L.
Note 2:
Each input terminal is
provided with sink chip
clamp (BA7625).
Each input terminal takes
20kohm at the end (BA7626).
C
D
E
V OUT 2
L
L
*
IN 1
H
L
*
L
H
*
IN 3
H
H
L
IN 4
H
H
H
IN 5
C
D
E
V OUT 1
L
L
*
H
L
*
IN 2
L
H
*
IN 3
H
H
L
IN 4
H
H
H
IN 5
A
B
E
MONITOR OUT
L
L
*
IN 1
H
L
*
IN 2
L
H
*
IN 3
H
H
L
IN 4
H
H
H
IN 5
T
T
1
2
V
EE
3
4
5
6
7
8
9
10
11
16
15
14
13
12
Y1
Y0
Z1
Z
Z0
Enable
GND
Vcc
Y
X1
X
X0
C
A
B
X = Don’t Care
Truth Table
Control Inputs
Select
Enable C B
A
ONSwitches
L L
L
L
Z0 Y0 X0
L L
L
H
Z0 Y0 X1
L L
H
L
Z0 Y1 X0
L L
H
H
Z0 Y1 X1
L H
L
L
Z1 Y0 X0
L H
L
H
Z1 Y0 X1
L H
H
L
Z1 Y1 X0
L H
H
H
Z1 Y1 X1
H
X X X None
Clamp
Disc.
Vref.
750
Ω
1
8
6
7
2
4
3
Bias
Yin
Cin
C mute
GND
Vsag
Vout
Vcc
Power Save
5
Содержание AVR-550SD
Страница 3: ...3 AVR 550SD LEVEL DIAGRAM...
Страница 4: ...4 AVR 550SD...
Страница 5: ...5 AVR 550SD BLOCK DIAGRAM...
Страница 11: ...11 AVR 550SD Functions...
Страница 18: ...18 AVR 550SD CXP7400P10 MAIN IC401 Block Diagram...
Страница 20: ...20 AVR 550SD LC74781 VIDEO IC609...
Страница 22: ...22 AVR 550SD DIODE SF3006PT D11 SFAF808G G5 FRONT VIEW 1 Anode 2 Cathode 3 Anode FRONT VIEW 1 3 1 3 1 2 3...
Страница 23: ...23 AVR 550SD 2 FL DISPLAY 15 ST 43GN PIN CONNECTION GRID ASSINMENT 46 45 90 1...
Страница 24: ...24 AVR 550SD ANODE CONNECTION...
Страница 25: ...25 AVR 550SD PRINTED WIRING BOARDS MAIN P W B UNIT COMPONENT SIDE...
Страница 26: ...26 AVR 550SD FOIL SIDE...
Страница 27: ...27 AVR 550SD VIDEO P W B UNIT COMPONENT SIDE...
Страница 28: ...28 AVR 550SD FOIL SIDE...
Страница 29: ...29 AVR 550SD FRONT P W B UNIT COMPONENT SIDE...
Страница 30: ...30 AVR 550SD FRONT P W B UNIT FRONT P W B UNIT FRONT P W B UNIT FOIL SIDE FOIL SIDE...
Страница 31: ...31 AVR 550SD SMPS P W B UNIT...
Страница 60: ...60 AVR 550SD LEVEL DIAGRAM...
Страница 62: ...62 AVR 550SD SCHEMATIC DIAGRAM DSP1 UNIT SCHEMATIC DIAGRAMS DSP1 UNIT 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H...
Страница 63: ...63 AVR 550SD SCHEMATIC DIAGRAM DSP2 UNIT SCHEMATIC DIAGRAMS DSP2 UNIT 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H...
Страница 65: ...65 AVR 550SD SCHEMATIC DIAGRAM AMP UNIT SCHEMATIC DIAGRAMS AMP UNIT 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H...
Страница 66: ...66 AVR 550SD SCHEMATIC DIAGRAM CPU UNIT SCHEMATIC DIAGRAMS CPU UNIT 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H...
Страница 69: ...69 AVR 550SD SCHEMATIC DIAGRAM FRONT UNIT SCHEMATIC DIAGRAMS FRONT UNIT 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H...
