Interface Control Block Diagram - Sony DVP-NC675P Service Manual

DVP-NC675P

3-6. INTERFACE CONTROL BLOCK DIAGRAM

TO MV
TO TRAY
3 5 4 10 11 6 7 1 3
CN 401
CN 404
LDM + -
IC403
2 FIN
OUT
1-2
4 AIN
EVER+3.3V
VFD DRIVER CIRCUIT
SW-10V
1 2
ND 401
FLORESENT
INDICATOR TUBE
TO MV
2 8 9 1 2 4 5 3
CN 403
+ - IF-114 BOARD
LM LDM
FWD
CTL
REL
12
28
LDMM LMCTL (PWM)
SYSAST
25 LDMP /CS
CKSW1
9
CKSW1 SI
OCSW1
13
OCSW1 SO
OCSW2
22 OCSW2 /SC
DSENS
6 DSENS /AMUTE
TSENS
TSENS /VMUTE
14
BUSY
PCONT
7 30 TAMP
9 31 TAMM
PROG LED
KEY OPEN/ CLOSE
IC 408
IC 404
1 8 /RST
VOUT KEY PLAY
IF CON
KEY STOP
40 VKK
KEY POWER
49 50
5 49
XIN
SEG 1-21
34 69
XOUT
39 70
DIG 1-8
46 77
3-11
SYSAST
7
XIFCS
20
SOO
15
SIO
16
SCO
17
A-MUTE
23
V-MUTE
24
XIFBUSY
27
PCONT
26
80
35
34
36
IR 11
36
2 FR-218 BOARD
X401
8MHZ
3
S601
POWER
CN 402
12
10
7
TO MV
8
5
3
4
9
2
CN 405 CN 501
1 11
3 9
4 8
5 7 S501
6 6
8 4
2 10 IC 501 STOP
1
S510
PLAY
5 2
4 3
3 4
2 5
R506
CN 601 CN 502
OPEN/
CLOSE
SW-423 BOARD
3-12
D501
R504 R505 R506 R507
S502 S503 S504 S505
4 3 2 1
S508 S509 S510 S511
S511 S512 S513 S514
PAUSE PREV NEXT 5
R512 R513
R507 R508
DISC
EXCHANGE
SKIP