Reference Information
Samsung Electronics
2-13
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
-
31
XT1
P96
-
XT2
P97
Test pin. connect to TEST2
TEST1
TEST1
Test pin. connect to TEST1
TEST2
TEST2
EEPROM CLOCK
ECK
PA0
EEPROM DA
TA I/O
EDT
PA1
EEPROM WRITE PROTECT
EWC
PA2
-
PA3
-
PA4
-
PA5
-
PA6
-
PA7
Addr
ess latch enable
ALE
ALE
VCC
Vcc
Addr
ess/Data 0
HAD0
AD0
Addr
ess/Data 1
HAD1
AD1
Addr
ess/Data 2
HAD2
AD2
Addr
ess/Data 3
HAD3
AD3
Addr
ess/Data 4
HAD4
AD4
Addr
ess/Data 5
HAD5
AD5
Addr
ess/Data 6
HAD6
AD6
Addr
ess/Data 7
HAD7
AD7
Addr
ess 8
HA8
A8
Addr
ess 9
HA9
A9
Addr
ess 10
HA10
A10
Addr
ess 11
HA11
A11
Addr
ess 12
HA12
A12
Addr
ess 13
HA13
A13
Addr
ess 14
HA14
A14
Addr
ess 15
HA15
A15
FUNCTION
ASSIGNED
NAME
POR
T
NAME
No
I/O
O
O
-
-
O
I/O
O
O
O
O
O
O
O
-
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
A/D Ref input (L)
1
GND
VREFL
A/D GND input
AGND
AVss
A/D VCC input
AVCC
AVcc
Non-maskable inter
rupt
-
/NMI
DSP H/W r
eset
ZRST
P70
Master clock select
MCK_SEL
P71
AV
-DEC H/W r
eset
ZIV
A_RST
P72
Open/close blinking
LED
P73
Inter
rupt fr
om A
V-DEC
DVDINT
/INT4
Inter
rupt fr
om fr
ont micom
SRQ
INT5
Open switch
OPEN
P82
Close switch
CLOSE
P83
Inter
rupt fr
om spindle motor FG
FGINT
/INT6
-
INT7
Request to fr
ont micom
RRQ
P86
Inter
rupt fr
om DSP
ZINT
INTO
Serial data output
RXD
TXDO
Serial data input
TXD
RXDO
Serial data clock
SCLK
SCLKO
RF contr
ol data
MD
TXD1
RF data latch
STB
094
RF contr
ol clock
MC
SCLK1
Addr
ess mode (H: 8 bit mode)
AM8
AM8/16
Clock output (System clock
÷2)
CLK
CLK
VCC
Vcc
GND
GND
Vss
High fr
equency OSC in
X1
X1
High fr
equency OSC out
X2
X2
Exter
nal access CS41/CS40
/EA
/EA
Master r
eset fr
om FRONT
/MRST
/RESET
FUNCTION
ASSIGNED
NAME
POR
T
NAME
No
I/O
I
-
-
I
O
O
O
O
I
I
I
I
I
I
O
I
O
I
I
O
I/O
O
I
O
-
-
I
O
I
I
80
81
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
W
atch dog timer output
61
WDTOUT
/WDTOUT
GND
VSS
VCC
Vcc
Addr
ess 16
HA16
A16
Addr
ess 17 (A
V-DECODER)
HA17
A17
Addr
ess 18 (Data pr
ocessor)
HA18
A18
Addr
ess 19
HA19
A19
Addr
ess 20 (D. SER
VO)
HA20
A20
Addr
ess 21
HA21
A21
Addr
ess 22
HA22
A22
Addr
ess 23
HA23
A23
/Read str
obe
/RD
/RD
/W
rite str
obe
/WR
/WR
-
P32
/W
ait
/MW
AIT
/W
AIT
RCODE
P34
-
P35
-
P36
-
P37
Chip select 1
(SRAM, 1M Bit, 128KB)
/CS1
/CS1
-
P40/CS0
FUNCTION
ASSIGNED
NAME
POR
T
NAME
No
I/O
O
-
-
O
O
O
O
O
O
O
O
O
O
I/O
I
I/O
I/O
O
I/O
-
O
99
98
97
96
95
94
93
LOCK monitor fr
om DSP
92
SLOCK
P50
Monitor signal
TIL
TO
P51
Spindle dir
ection fr
om SP driver
FR
P52
SENSE monitor fr
om SER
VO
SENSE
P53
Focus lock monitor fr
om RF
FOKB
P54
Tracking lock monitor fr
om SER
VO
RFRP1
P55
RF sum signal
RFO
P56
VREFO
P57
FUNCTION
ASSIGNED
NAME
POR
T
NAME
No
I/O
I
I
I
I
I
I
I
100
A/D Ref input (H)
AVCC
VREFH
I
O
I/O
O
O
O
I/O
O
O
O
-
91
90
89
88
87
86
85
84
83
82
Chip slect 2
(EPROM, 4M Bit, 512KB)
/CS2
/CS2
-
P60
Tray in contr
ol output
TRA
Y-IN
P61
Tray out contr
ol output
TRA
Y-OUT
P62
IIC clock (VIDEO ENCODER)
SCL
P63
IIC clock (VIDEO ENCODER)
SDA
P64
D.Ser
vo IC data/Addr
ess select
DAB
P65
D.Ser
vo IC chip select
CSB
P66
D.Ser
vo IC r
eset
RSTB
P67
GND
Vss
Summary of Contents for DVD-709
Page 23: ...Reference Information 2 16 Samsung Electronics MEMO ...
Page 57: ...5 18 Samsung Electronics Disassembly Reaasembly MEMO ...
Page 97: ...Exploded Views and Parts List 8 8 Samsung Electronics MEMO ...
Page 109: ...9 12 Samsung Electronics Electrical Parts List MEMO ...
Page 115: ...PCB Diagrams 11 2 Samsung Electronics 11 1 Main COMPONENT SIDE SOLDER SIDE ...
Page 116: ...PCB Diagrams Samsung Electronics 11 3 11 2 Jack ...
Page 119: ...Wiring Diagram 12 2 Samsung Electronics MEMO ...
Page 121: ...Schematic Diagrams 13 2 Samsung Electronics 13 1 S M P S ...
Page 122: ...Schematic Diagrams Samsung Electronics 13 3 13 2 Main Power Supply ...
Page 123: ...Schematic Diagrams 13 4 Samsung Electronics 13 3 Main Micom ...
Page 124: ...Schematic Diagrams Samsung Electronics 13 5 13 4 Servo ...
Page 126: ...Schematic Diagrams Samsung Electronics 13 7 DVD 909 OPTION 13 6 Audio ...
Page 127: ...Schematic Diagrams 13 8 Samsung Electronics 13 7 5 1 Channel Audio DVD 909 Only ...
Page 128: ...Schematic Diagrams Samsung Electronics 13 9 13 8 RF ...
Page 129: ...Schematic Diagrams 13 10 Samsung Electronics 13 9 ZiVA ...
Page 130: ...Schematic Diagrams Samsung Electronics 13 11 13 10 DSP ...
Page 132: ...Schematic Diagrams Samsung Electronics 13 13 13 12 Component DVD 909 Only Option ...
Page 134: ...Schematic Diagrams Samsung Electronics 13 15 13 14 Mute ...
Page 136: ...Schematic Diagrams Samsung Electronics 13 17 13 17 Deck ...
Page 137: ...Schematic Diagrams 13 18 Samsung Electronics 13 18 Remote Control ...
Page 140: ...4 TABLE OF CONTENTS DVD YURO909 709 11 4 95 9 59 AM Page 4 ...