6
AVR-550SD
SEMICONDUCTORS
Only major semiconductors are shown, general semiconductors etc. are omitted to list.
主な半導体を記載しています。汎用の半導体は記載を省略しています。
1. IC’s
Note: Abbreviation ahead of IC No. indicates the name of P.W.B., etc.
注 ):
IC No. の前の記号は、基板の名称を表します。
MAIN: AUDIO DIGITAL P.W.B.
FRONT: FRONT P.W.B.
SMPS: SMPS P.W.B.
VIDEO: VIDEO P.W.B.
I/O: INPUT/OUT PUT P.W.B.
ICE1QS01 (SMPS:IC1)
Pin Assignmen
Block Diagram
1
2
3
4
5
6
7
8
N.C.
PCS
RZI
SRC
VCC
OUT
GND
OFC
RZI
UVLO
Q
Q
SET
CLR
S
R
Reference
Voltage and
Current
GND
OUT
Power
Driver
Ringing
Suppression
Time
1V
25mV
OFC
PCS
SRC
VCC
1V
2V
Burst-Mode
+
-
+
-
+
-
+
-
+
-
+
-
+
-
3.5V
4.4V
+
-
4.8V
+
-
20V
Overvoltage
Protection
Start
Digital Processing
50µs Timer
50ms Timer
ZC-Counter
UP/DO-Counter
Latch
Primary
Regulation
+
-
5V
Q
Q
SET
CLR
D
L
1V
+
-
Foldback
Point Corr.
1.5V
+
-
5.7V
5V
5V
20k
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...