System Control Block Diagram - Sony DVP-NC625 Service Manual

DVP-NC625/NC665P

3-2. SYSTEM CONTROL BLOCK DIAGRAM

MB-108 BOARD (1/6)
(SEE PAGE 4-9)
HA 0 – 21 HA 0 – 21
HD 0 – 15 HD 0 – 15
XRD
XWRH
SIGNAL PROCESSOR
(SEE PAGE 3-7)
XARPIT
XARPCS
XWAIT
XRST
XRST
XSDPIT
XSDPCS
RF/SERVO
XDRVMUTE
(SEE PAGE 3-5)
XLDON
CKSW1
OCSW1
XRST
VIDEO/AUDIO
SCL
(SEE PAGE 3-9 to 3-14)
SDA
XAVDIT
DREQ0
DACK0
DREQ1
DACK1
XAVDCS2
XAVDCS3
XFRRST
SIGNAL PROCESSOR
(SEE PAGE 3-7)
33MARP
27MAVD
512FSAVD
05
IC108 IC106 IC107
or
1M SRAM 32M FLASH OTP
1 – 5 102 – 109 111 – 118 120 85 – 100 58
HA 0 – 21 HD 0 – 15
70 XRD
71 XWRH
17 INT1
62 CS4X
67 XWAIT
35 XRST
18 INT2
63 CS5X
IC104
48 XDRVMUTE
82 WIDE
SYSTEM
56 CKSW1 CONTROL
57 OCSW1
IC101
EEPROM
WP 7 7 WP
SCL 6 39 SCL
SDA 5 38 SDA
16 INTO
46 DREQ0
47 DACK0
49 DREQ1
50 DACK1
60 CS2X
61 CS3X
81
IC103
4
IC103 qg PLL
14 FSEL
3.3Vp-p
30nsec
15 33-1OUT
3 27-1OUT
3-3
5
IC104 tf
59 72 84
X1
53
60nsec
X101
16.5MHz
X0
54
XARPRST
36
AN3 15
SI0 25
SO0 26
SCO 27
XIFCS 51
INT4 20
XFRRST 76
MA MUTE 83
SO1 29
SC1 30
XDACS 79
2
IC103 8
3
IC103 9 q;
3.3Vp-p
38nsec
XTI
7
X102
27MHz
XTO 8
42nsec
512-2OUT 9
512-1OUT 10
1
IC103 3
3.3Vp-p
1.17msec
3.3Vp-p
WIDE VIDEO/AUDIO
(SEE PAGE 3-9 to 3-14)
IPSW
CN101
4
1
3
6
5
8
MA MUTE
SO1
SC1
XDACS
AUDIO/VIDEO
XRST
(SEE PAGE 3-9 to 3-14)
3.3Vp-p
512FS2CH
3-4
SI0
SO0
INTERFACE
SC0
CONTROL
XIFCS
(SEE PAGE 3-15)
XIFBUSY
XFRRST