Interface Control Block Diagram - Sony DVP-NS300 Service Manual

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3 7 6 3 1 5 1 5 0

3-7. INTERFACE CONTROL BLOCK DIAGRAM

IF-80 BOARD
(SEE PAGE 4-37)
CN403
SI0
12
SO0 13
SC0 14
SYSTEM CONTROL
XIFCS 11
(SEE PAGE 3-8)
XIFBUSY 10
XFRRST 9
CN404
AUDIO
A MUTE
(SEE PAGE 3-12) 2
VIDEO
VMUTE 1
(SEE PAGE 3-9)
T E
L 1 3 9 4 2 2 9 6 5 1 3
58
ı
ND401
41
FLUORESCENT
INDICATOR TUBE
5
ı
12
05
w w w
.
SI0
16 SO
SO0
15
SI
SC0
17
/SC
XIFCS
14
/CS
XIFBUSY
BUSY
27
XFRRST
7 /FRRST
23 /AMUTE
24 /VMUTE
IC404
IF CON
D415
45 VES
SURROUND
D414
79 BNR
BNR
48
ı
SEG 1 – 18
65
77
ı DIG 1 – 12
66
IC405
RESET
VOUT 1 8 /RST
x a o
y
i
3-13
http://www.xiaoyu163.com
8
BUZ 21
IC401
BZ401
REMOTE COMMANDER
BUZZER
RECEIVER
IR 11 1 OUT
S404
S401
BNR
SURROUND
BNRKEY 33
S408 S403
S412 S410
O/C 34
S411
PLAY 35
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3 7 6 3
S405
S406 S409 S407 S402
DISPLAY DVD MENU TITLE
RETURN
DISPLAY 36
CURSOR 37
XIN 2
X401
8MHz
XOUT 3
IC404 3
3.4 Vp-p (8 MHz)
u 1 6 3
.
http://www.xiaoyu163.com
2 4
9 9 8
1 5 1 5 0 8 9 2 4
CURSOR STICK
CN402
AN5 PUSH
3
ENTER
m
c o
3-14
DVP-NS300
2
9 9
9 8 2 9 9