Table of Contents
Advertisement
4. Main Microcomputer: uPD784217AGF519(X25, IC1)
4-1 Microcomputer Periphery Block Diagram
X25, IC2
STB MAIN IN
STB MAIN
uPD703034AGFA01
(Sub u-Com)
SCK0
SI 0
SO0
POWER IN
X14, IC1
uPD780232GC012
CLK
SO
(Dot Driver)
SI
STB
TV
MODE
CONT.
K/J/E
DV-5900M/5050M
MAIN/SUB1/2 SELECTION SW
JOG
X25, IC3
BR24C01AF
SCL
(EEPROM)
SDA
DPF-J6050 ONLY
X25, IC451
BH7635S
(AUDIO/VIDEO
SCL
SW)
SDA
REMOTE
CONT. INPUT
PLAY KEY
OPEN/CLOSE KEY
POWER KEY
Key Matrix
The number inside ( ) is pin number of FL driver & display u-com (X14, IC1).
Key0(Pin22)
0
DVD VIDEO
0.76~0.913
DVD AUDIO
1.53~1.81
2.32~2.71
MUSIC TAPE
3.12~3.57
USER FILE
3.93~4.41
DV-5050M/5900M/DVF-J6050/J6050-G
CIRCUIT DESCRIPTION
X25, IC1
71 STB SUB
46 STB SUB IN
70 SCK 1
69 SO 1
68 SI 1
29 SUB WAKE
75 SCK0
73 SI 0
74 SO0
72 STB
uPD784217AGF519
35 WIDE1
35 WIDE2
53 DESTINATION
54 MODEL DISCRIMINATION
55 M/S SW
59 JOG 1
60 JOG 2
3 SCL
4 SDA
44 REM
45 REM RCV
47 PLAY
48 OPEN/CLOSE
49 POWER ON
Key1(Pin21)
STOP
SKIP DOW
CD
SKIP UP
LIBRARY
TEXT DISPLAY
SET
SCK0 67
SI 0 65
SO0 66
LED(POWER) 23
LED PURE 24
LED 192K 25
LED 96K 26
LED DVD 62
LINE2 34
LINE3 63
PLUGCH 56
RESET 23
POWER 28
IC RESET 27
EXSW 30
VMUTE 31
PURE AUDIO 32
YC L 33
14~21
(D7~D0)
RWRREQ 11
RTREN 13
RWR 12
84~91
(AD0~AD7)
76~83,92~99
1, 2
(A0~A17)
RD 5
WR 6
CS 7
Key2(Pin20)
Key3(Pin19)
PAUSE
PLUS1 PLAY
EJECT
PLUS1 EJECT
DISC FLIP
PLUS2 PLAY
-
PLUS2 EJECT
-
PLUS3 PLAY
-
PLUS3 EJECT
X35, IC201
SCLK
SBO
(DVD u-Com)
SBI
LED (POWER)
LED PURE AUDIO
LED 192kfs
LED 96kfs
LED DVD
D TERMINAL CONT.
RESET INPUT
POWER ON (PERIPHERY IC)
RESET (PERIPHERY IC)
VIDEO • AUDIO (INT.)/(EXT.) SW
VIDEO MUTE
VIDEO SW
CONTRAST MUTE
X14, IC2
uPD17215GT-737
D0~D7
REMOTE
CONTROLLER
RWRREQ
u-Com
RTREN
RWR
X25, IC14
BS62LV2000STC
(SRAM)
OE
WE
CS
7
Advertisement
Table of Contents
