Interface Control Block Diagram - Sony DVP-NS72HP Service Manual

DVP-NS72HP/NS77H/NS77HP/NS78H/NS78HP

3-8. INTERFACE CONTROL BLOCK DIAGRAM

IF-154 BOARD
(SEE PAGE 4-7 to 4-8)
IC407
4 5
3.3V
REGULATOR
EVER+3.3V
EVER+3.3V
EVER+3.3V
SW-10V
78 VCC
5 VDD
IC406
11
3 1 IR
IR
RECEIVER
IC408
2 1 8 /RST
RESET
VFD DRIVER
40 VKK
IC404
CIRCUIT
IF MICON
1~2 31~32
53
ND402 SEG 1-17
69
FLUORESCENT
INDICATOR
TUBE
70
DIG 1-8
77
3-15
SW-10V
EVER+5V
CEC
CEC 19
SYSRST
7
SYSRST
XIFCS
14
/CS
SOO
SI 15
SIO
SO 16
SCO
/SC 17
A-MUTE
/AMUTE 23
V-MUTE
/VMUTE 24
XIFBUSY
BUSY 27
PCONT
26
PCONT
POWER-SWITCH
POWER 37
35
O/C
AD1 34
AD2 36
X401
8MHz
XIN
2
XOUT 3
CN402
1
5
15
16
14
11
SYSTEM CONTROL
12 MV-55/56
(SEE PAGE 3-5 to 3-6)
9
4
8
13
6
3
CN402
5
4
3
CN001
1 2 3
SW-512 BOARD
(SEE PAGE 4-27 to 4-28)
3-16E