9-1
BLOCK DIAGRAMS
System Control Block Diagram
A91H1BLS
AC
18
KEY SWITCH
IC3301
(MAIN MICR
O CONTR
OLLER)
DIGIT
AL MAIN CB
A UNIT
IR SENSOR CB
A
FUNCTION CB
A
INVER
TER PO
WER CB
A
J
A
CK PO
WER CB
A
WH1302B
REMO
TE
SENSOR
RS1301
AL+3.3V
ST
ANDBY
D1301
PO
WER
D1302
WH1302A
WH1301B
REMO
TE
22
P-ON-H1
55
CN202
CN3702
CN3702
CN202
CLK
OUT
CLKIN
X3102
25MHz
OSC
N1
N2
SCL
SD
A
9
8
TU101
(TUNER UNIT)
TO
PO
WER SUPPL
Y 2
BLOCK DIA
GRAM
PR
O
TECT3
AE5
PR
O
TECT1
AD5
KEY
-IN1
AC
5
BA
CKLIGHT
-SW
AB16
P-ON-H2
AB13
REMO
TE
R22
P-ON-H1
PR
O
TECT1
R23
JUNCTION
CB
A
CN1302
KEY
-IN1
66
WH1301A
CN1801
KEY
-IN1
33
CN901
CN203
LED1
44
AB23
BA
CKLIGHT
-ADJ
IC3101
(MEMOR
Y)
SCK
SI
SO
AB25
AB24
AC
25
AC
24
6
5
2
1
E11
F1
3
AC
19
SCL
SD
A
CN201
CN3701
CS
WP
SCK
SIN
SOUT
CS
WP
TO
PO
WER
SUPPL
Y 1
BLOCK
DIA
GRAM
P-ON-H2
P-ON-H1
PR
O
TECT3
BA
CKLIGHT
-SW
BA
CKLIGHT
-ADJ
28
28
SCL
27
27
SD
A
10
10
PR
O
TECT1
7
7
PR
O
TECT3
23
23
BA
CKLIGHT
-SW
25
25
BA
CKLIGHT
-ADJ
KEY
-IN1
33
P-ON-H1
88
REMO
TE
11
LED1
LED1
22
P-ON-H2
66
9
3
PR
O
TECT3
8
4
BA
CKLIGHT
-SW
7
5
BA
CKLIGHT
-ADJ
P-ON-H1
39
P-ON-H2
48
REMO
TE
27
P-ON-H1
54
KEY
-IN1
63
LED1
45
T
O
A
U
DIO
BLOCK
DIA
GRAM
A
U
DIO-MUTE
A
U
DIO-MUTE
AB9
