45
STR-DE1075
IC307
MB90089F-G-238-BND (VIDEO Board)
ANALOG
SWITCH
SERIAL
INPUT
CONTROL
VIDEO
SIGNAL
GENERATOR
CIRCUIT
4 FSC
CLOCK
OSCILLATOR
CIRCUIT
FOR
COLOR
BURST
DATA
OUTPUT
CONTROL
NTSC/PAL
SIGNAL GENERATOR
CIRCUIT
H/V
SEPARATE
CIRCUIT
DISPLAY
MEMORY
CONTROL
CGROM
CHARACTER
VRAM
VIDEO PHASE SYNC
YIN
CIN
VIN
HSYNC
VSYNC
EXS
VBLK
FSCO
AVCC
XS
EXHSYN
EXVSYN
VSS
1
2
3
10
11
8
6
5
4
9
12
13
14
YOUT
AVSS
COUT
VOUT
CS
SIN
SCLK
VOC0
VOC1
VOC2
VOB
XD
EXD
27
26
25
28
24
23
22
20
19
18
17
16
15
VCC
7
TEST
21
DOT-CLOCK
GENERATOR
CIRCUIT
IC401, 501, 601, 701
TC94A07P (MAIN Board)
TRIM VOLUME
0-+24dB/
1dB STEP
TRIM VOLUME
0-+24dB/
1dB STEP
DECODER
&
LATCH CIRCUIT
DECODER
&
LATCH CIRCUIT
DECODER
&
LATCH CIRCUIT
24 BIT
SHIFT REGISTER
CIRCUIT
LEVEL SHIFT
CIRCUIT
DECODER
&
LATCH CIRCUIT
DECODER
&
LATCH CIRCUIT
DECODER
&
LATCH CIRCUIT
1
VSS
2
TRIM
3
TRIM
4
TRIM
5
OUT
6
VRGND
7
IN
8
CS1
9
GND
10
CLK
19 TRIM
18 TRIM
17 TRIM
16 OUT
15 RGND
14 IN
13 CS2
12 LAT
11 DATA
20 VDD
MAIN
VOLUME
0- –85dB/
1dB STEP
MAIN
VOLUME
0- –85dB/
1dB STEP
Summary of Contents for STR-DE1075
Page 12: ...12 STR DBE1075 MEMO ...