9-1
TO
LED BA
CKLIGHT DRIVE
BLOCK DIA
GRAM
TO
PO
WER SUPPL
Y
BLOCK DIA
GRAM
RESET
P-ON-H2
CN3701
CN3701
Q3006
Q3005
PR
O
TECT3
BA
CKLIGHT
-SW
BA
CKLIGHT
-ADJ
FUNCTION CB
A
PO
WER SUPPL
Y CB
A
CN631
CN631
AL+3.3V
R12
IC3005
(MAIN MICR
O CONTR
OLLER)
DIGIT
AL MAIN CB
A UNIT
XOUT25
XIN25
X3001
25MHz
OSC
H15
H16
PR
O
TECT3
B13
RESET
J15
KEY
-IN1
A15
BA
CKLIGHT
-SW
E2
LED1
D14
P-ON-H2
B16
REMO
T
E
C14
F3
BA
CKLIGHT
-ADJ
IC3006
(MEMOR
Y)
SCK
SI
SO
T11
P11
R11
P12
6
5
2
1
T12
SCL
SD
A
CS
IC4001
(T
OUCH SENSOR)
PO
WER
SOURCE
MENU
16
17
18
19
4
5
13
12
CH UP
CH DO
WN
VO
L
U
P
21
22
23
VO
L
D
O
W
N
PO
WER
SOURCE
MENU
CH UP
CH DO
WN
VO
L
U
P
V
O
L DO
WN
SCL
SD
A
VO
L
D
O
W
N
VO
L
U
P
11
6
3
2
CH DO
WN
CH UP
MENU
SOURCE
1
PO
WER
SCK
SIN
SOUT
CS
TO
VIDEO/A
UDIO
BLOCK DIA
GRAM
TO
VIDEO/A
UDIO
BLOCK DIA
GRAM
A
U
DIO-MUTE
A
U
DIO-MUTE
C1
SCL
SD
A
4
3
TU3901
(TUNER UNIT)
REMO
TE
SENSOR
RS4051
AL+3.3V
D4051
PO
WER
P-ON-H2
71
7
KEY
-IN1
46
SD
A
19
SCL
28
CN3101
CN4001
REMO
TE
55
LED1
64
RESET
81
6
PR
O
TECT3
42
0
BA
CKLIGHT
-SW
22
2
BA
CKLIGHT
-ADJ
32
1
Q3501, Q3502
LED DRIVE
IC3009
RESET
BA
CKLIGHT
-SW
G14
F14
V
G
A-SD
A
V
G
A-SCL
V
G
A-SD
A
V
G
A-SCL
BLOCK DIAGRAMS
PL12.0ABLS
1. System Control Block Diagram
[TYPE A]