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KP-48PS2/61PS2
RM-903
– 36 –
BLOCK DIAGRAM (7)
CN9001(1/2)
RE-G
A2
RE-B
B1
RE-YS
B2
CVBS IN
B4
VP 100
A22
HP 100
A23
SDA
A17
SCL
A16
PROT
A7
SIRCS
A11
TO BLOCK
DIAGRAM(2)
A BOARD
CN1001
RESPONS LED
B13
DISABLE
A25
AC ON/OFF
B15
ST-BY
A24
AV LINKB6
KEY2
A12
KEY1
B12
+5V
A10
+5V
B10
STBY +5V
+5V
STBY +5V
A13
RE-R
A1
CN9001(2/2)
TXTG
A19
TXTB
A20
TO BLOCK
DIAGRAM(2)
A BOARD
CN1001
TXTR
A18
M
(MICRO CONTROL,TEXT)
+
-
5
6
7
+
-
3
2
1
STBY +5V
IC9100(1/2)
KEY DET
IC9100(2/2)
KEY DET
Q9101-9103
BUFF,SW
Q9110
INV
IC9105
MICRO CONTROL
95 CS/DISABLE
6
XTAL1
3
VP100
4
HP100
16
M3LEN
22
SCLK
17
MRST
18
MTSR
7
XTAL2
31
WDT EN
32
WDT CLK
78
RSTIN
6
ENABLE
7
RESET
8
PULSE
1
RESET
30 WP
10 SDA0
9
SCL0
92 PROT
89 SIRCS
86 SDA1
87 SCL1
12 RESP LED
93 AC ON/OFF
13 ST.BY
11 AV LINK OUT
90 AV LINK IN
AD0
|
AD15
40
|
47
50
|
57
A0
|
A19
26
|
29
59
|
65
68
|
75
99 AN0 KEY2
100 AN1 KEY1
94 TC INT
IC9103
I2C BUS SW
7
3
5
6
2
1
4
5
7
SCL
SDA
WP
IC9108
MAIN NVM
X9101
16MHz
6
XOUT
7
XIN
17 RES
X9500
20.480MHz
10 CVBS
4
VS
5
HS
68 IICEN
66 TXD
67 RXD
IC9104
RESET
61
R
1
/STR
2
DATA
3
CLOCK
15 EO
14
/STR
15
DATA
23
CLOCK
79
/RSOUT
6
MTX RES
7
OSD OFF
14
RES.AUDIO
11
AUDIO MUTE
13
RES.PICTURE
IC9110
I/O EXPANDER
34
WR
33
RD
83
CS2
82
CS1
81
CS0
12
E
D0
|
D15
A0
|
A18
14
G
15-22 25-32
2-11 35-43
IC9109
EPROM
22
CS
D0
|
D7
A0
|
A18
24
RD
31
WR
13-15 17-21
1-12 23 25-30
IC9400
FLASH ROM
22
CE
D0
|
D7
A0
|
A18
24
RD
29
WR
13-15 17-21
3-12 23 25-28
IC9107
SRAM
5
RES
4
WE
23 CAS
38
RAS
39
WE
45
CAST
A0
|
A11
A0
|
A11
D0
|
D3
D0
|
D3
IC9502
MEGA TEXT
26
|
37
6
8
|
12
15
|
19
21
IC9501
PAGE RAM
2
3
24
25
40
|
43
Q9502
BUFF
62
G
Q9501
BUFF
63
B
64
BLAN
Q9500
BUFF
Q9504
Q9503
1
2
7
2
1
3
5
6
3
5
4
6
IC9500(2/2)
BUFF
IC9500(1/2)
BLK MIX
IC9111(2/2)
IC9111(1/2)
2
X0
15
XC
12 Z0
5
Y0
AY
AX
AZ
1
X1
13 Z1
3
Y1
Q9105
BUFF
4
YC
TXTBLK
A21
AUDIO RESET
A6
AUDIO MUTE
A8
RESET100
B22
Q9104
BUFF
14
ZC
Q9106
BUFF
I9112
RGB-SW
9 10 11
Q9100
OUTPUT
C1
C2