Interface Control Block Diagram - Sony DVP-CX875P Service Manual

DVP-CX875P

3-8. INTERFACE CONTROL BLOCK DIAGRAM

AI-25 BOARD (2/2)
(SEE PAGE 4-35)
CN305
CN307
(2/2)
SI0
SI0
25 16
SO0
SO0 24 17
SC0
SC0 23 14
SYSTEM CONTROL XIFCS
XIFCS 26 19
(SEE PAGE 3-8)
XIFBUSY
IFBSY 27 18
XFRRST
XFRRST 28 21
CN304
AUDIO
A MUTE
(SEE PAGE 3-12) A_MUTE
3 11
CN302
V MUTE
V_MUTE 6 4
VIDEO
(SEE PAGE 3-10)
S LINK
S_LINK 5 2
CSEL 2
CSEL 2 3 1
CSEL 1
CSEL 1 1 3
FLUORESCENT
INDICATOR TUBE
5 6
J101
3 4
KEY BOARD
1 2
05
FR-189 BOARD
(SEE PAGE 4-47)
SW+5V
CN103
SI0
6 16 SO BUZ
9
8
SO0
15
10 SI
5
12
11 SC0
13 17
SC
8
5
6 XIFCS LED_CONT
14
4 CS
3
XIFBUSY
4 27 BUSY
IC102 LED_CK
LEVEL
LED_D
SHIFT
XFRRST
1 7 XFRST
23 AMUTE
11
18 24 VMUTE
25 STATUS
IC101
IC106
REMOTE
IF CON
COMMANDER
RECEIVER
OUT 1 11 IR
IC104
S-LINK AD3
Q108, 109
3
4 IR
20 1
BUFFER
21 22 CSEL 2
19 20 CSEL 1
IC107 AD2
AD6
RESET
AD7
VOUT 4 8 IFRST ACS_CCW
ACS_CW
AD5
25 44
ı ı
SEG 1 – 18 AD8
42 61
ND101
6 63
ı ı DIG 1 – 15
20 77
JOG_CW
JOG_CCW
AD4
18 KB_CK
XIN
19 KB_DT XOUT
3-15
21
BZ101
BUZZER
IC103
LED DRIVE
CN102
Q105, 106
L_FLIP
79 LED 16 VDD Q0 4 1
L_LOAD
CONTROL
Q1 5 3
L_DSRC
4
Q2 6
L_EASY
41 3 CLOCK Q3 7 5
L_DCHG
Q4 8 6
L_JOG
42 2 DATA Q5 9 10
D103
SURROUND
(AMBER)
LED+5V
Q7 11
Q8 12
D102
PICTURE MODE
(AMBER)
S104
PICTURE S106
MODE
SURROUND
AD3
33
7
AD2
31 18
AD6
35 16
AD7
36
17
ACS_CCW
28
11
ACS_CW
29 13
AD5
34 12
S105 S107 S108
S101 S103
I / FILE EDIT SORT FOLDER
37
CN102
JOG_CW
JOG_CW
13
14
JOG_CCW JOG_CCW
12
15
AD4 AD4
33 9
2
X101
16MHz
IC106 3
3
4 Vp-p (16 MHz)
FL-128 BOARD
(SEE PAGE 4-55)
LED+5V
CN401
18 FLIP (AMBER)
16 LOAD (AMBER)
15 DIRECT SEARCH (AMBER)
14 EASY PLAY (AMBER)
DISC CHANGE (GREEN)
13
9
JOG (AMBER)
S411 S412
S410
DISC DIRECT
CHANGE SEARCH
FLIP
12
S404
S401 S402 S403
TOP MENU DISPLAY MENU RETURN
1
S409
S405 S406 S407 S408
ONE/ALL
DISCS
LOAD REPEAT TIME/TEXT SHUFFLE
3
S418
S414 S415 S416 S417
PREV /
JOG
PUSH ENTER
2
8
6
7
S419
S420 S421
OPEN/CLOSE PROGRAM EASY PLAY
CN403
JOG_CW
JOG SHUTTLE
5 2
JOG_CCW
4 1
RIGHT
10 4
UP
6
ENTER
7
DOWN
9
LEFT
8
3-16
NEXT
SW-374 BOARD
(SEE PAGE 4-56)
S301
EJECT
CN402 CN301
AD5
2 2
PUSH
ENTER