Block Diagram - Onkyo DV-SP300 Service Manual

A

BLOCK DIAGRAM

1
2
CN2
3
4
5
B
AC IN
CN3
Power supply unit
+12VS ANALOG VCC
+12V ANALOG VCC
-12V ANALOG VCC
+5V DIGITAL VCC
+3.3V DIGITAL VCC
+9V MOTOR VCC
5V DISPLAY PC
TVM Mechanism
F/E & Mechanism
CN91
+5VS
FL AC
FL AC
-27V
PWR. COT.
IC91
CPU
EXT PSTART/ ERROR
EXIT DATAVALID
EXIT DATA
EXIT BCLK
+3V3 RESET
IRQ2
F/E SCL
F/E SDATA
+3.3V DIGITAL VCC
+5V DIGITAL VCC
+12V MOTOR VCC
+8V MOTOR VCC
SLIDER OPEN/ CLOSE (POWER POSITION P1)
SLIDER IN (DRAWER CCW CTRL)
SLIDER OUT (DRAWER CW CTRL)
C
Display circuit PC board
F OE (DRAM OE)
F CE
ADDR+
F WE
F RESET
F DE
DATA
DATA
RDNOTWR
D RAS0-
ADDR
D CAS0-
D CAS1-
IC21
STI5519
MPEG
SDA
IC22
EEPROM
M24C02
D
FL91
FL DISPLAY
AUDI MUTE
PIX CLK
RESET
PM0026
PM0026
PM0026
PIXEL D
YSYNC
HSYNC
VIDEO MUTE
PROG-H
SPDIF
PIXCLK-27MH
I
74
SCL