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3-4. BLOCK DIAGRAM — DISPLAY SECTION —
SYSTEM CONTROL
IC501 (3/3)
KEY MATRIX
LSW900,903-905,
KEYIN0
95
907-911,913-921
LCDCKO
S901,902,906,912
94
KEYIN1
D502
KEY
ACTIVE
27
KEYACK
Q664
25
XKEYON
S2000/S2000C
D501
20
RCIN1
J561
96
RCIN0
(REMOTE IN)
IC971
REMOTE
1
83
SIRCS
RECEIVER
2
IC981
VLCD
PANEL +B
CONTROL
OSCOUT
XIN
15
X502
32.768kHz
16
XOUT
LCD DRIVER
IC901
LCDSO
72
64
DATA
DI
2
40
74
63
CLK
CL
I
I
S1
25
49
LCDCE
CE
CE
73
62
|
•
27
S46
I
LCD
38
LCD901
•
51
COM1
|
|
COM4
54
1 ON/OFF
PANEL +B
LED931,932
(LCD BACK LIGHT)
PANEL +B
LSW900,903-905,
907-911,913-921
LED901,902,906,912,
951,952
(
KEY
)
ILLUMINATION
LED
CONTROL
S1000/S2000
Q901-903
12
X501
27MHz
OSCIN
13
S2000C
19
19
CDX-S1000/S2000/S2000C
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