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7. CIRCUIT DIAGRAM
1
2
A
_LCD_RESET
DATA00
DATA01
DATA02
DATA03
DATA04
DATA05
DATA06
DATA07
ADD01
_LCD_CS
_WR
DATA08
B
DATA09
DATA10
DATA11
DATA12
DATA13
DATA14
DATA15
C
RADIO(OPTION)
(1608)
L700
470nH
C700
100p
RADIO_ANT
100nH
100nH
C701
5p
L701
270nH
C702
10p
2V8_VEXT
D
$V
C709
L702
C710
1u
10u
18nH
1
VRF
2
VLO
3
C715
LO2
4
1p
LO1
U700
5
GLO
NS953
6
PDO
L703
7
VSS
18nH
8
X2
32.768KHz
R707
2
1
10M
C724
C725
0.47u
47n
4
E
3
MC-146_12.5pF
C726
C727
X200
18p
18p
1
2
LGIC(42)-A-5505-10:01
3
4
FL400
CSPEMI306A
A1
FILTER1-1
FILTER1-2
A2
FILTER2-1
FILTER2-2
A3
FILTER3-1
FILTER3-2
A4
FILTER4-1
FILTER4-2
A5
FILTER5-1
FILTER5-2
A6
$V
FILTER6-1
FILTER6-2
FL402
CSPEMI306A
A1
FILTER1-1
FILTER1-2
A2
FILTER2-1
FILTER2-2
A3
FILTER3-1
FILTER3-2
A4
FILTER4-1
FILTER4-2
A5
FILTER5-1
FILTER5-2
A6
$V
FILTER6-1
FILTER6-2
2V8_VMEM
C703
0.1u
C706
0.1u
2V8_VEXT
RADIO_RSSI
C707
1u
C708
100p
C711
24
RSSO
C712
1u
23
U701 LM4811LD
0.1u
RDO
22
10
1
MXIN
VDD
VOUT1
C714
1000p
21
HCCR
C716
1000p
20
2
9
HCCL
VIN1
VOUT2
C718
1u
19
AFR
C719
1u
18
3
AFL
BYPASS
17
8
FPL1
VIN2
7
SHDN
R703
6
12K
C720
UP_DN
5
0.033u
GND
4
11
C721
CLOCK
PGND
1u
R704
R705
1K
1K
C723
1u
2V8_VEXT
RADIO_VOL_CTRL
RADIO_VOL_CLK
C728
R709
R710
1u
4.7K
4.7K
RADIO_SDA
RADIO_SCL
RADIO_STO
3
4
5
6
128X128 LCD CONNECTOR
C1
C2
C3
C4
C5
C6
FL401
CSPEMI306A
LCD_LED_CTRL
A1
C1
FILTER1-1
FILTER1-2
LCD_LED_GND
A2
C2
FILTER2-1
FILTER2-2
A3
C3
FILTER3-1
FILTER3-2
A4
C4
FILTER4-1
FILTER4-2
A5
C5
FILTER5-1
FILTER5-2
A6
C6
$V
FILTER6-1
FILTER6-2
C1
C2
C3
C4
C5
C6
FL403
CSPEMI306A
A1
C1
FILTER1-1
FILTER1-2
A2
C2
FILTER2-1
FILTER2-2
A3
C3
FILTER3-1
FILTER3-2
A4
C4
FILTER4-1
FILTER4-2
A5
C5
FILTER5-1
FILTER5-2
A6
C6
$V
FILTER6-1
FILTER6-2
R421
NA
LCD BACKLIGHT
RADIO_DETECT
R422
51K
RADIO
PULL UP
EXISTENCE
PULL DOWN
NONEXISTENCE
LCD_BL_EN
C713
10u
R701
100
RADIO_SPK_R
(1608)
C717
10u
R702
100
RADIO_SPK_L
(1608)
R712
RADIO_AMP_SHDN
1K
C722
1u
Iss.
Notice No.
Date
Name
5
- 100 -
7
8
9
2V8_VMEM
CN400
1
2
3
4
5
6
7
8
9
10
11
12
13
14
2V8_VMEM
15
16
17
18
19
20
21
22
23
24
2V8_VMEM
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
VBAT
U400
TPS60231RGTR
13
8
VIN
VOUT
C401
C402
10
6
1u
47p
C1+
D1
5
(1608)
C403
C404
D2
4
22u
220n
D3
11
3
(2012)
C1-
D4
9
2
C2+
D5
C405
R404
1
220n
ISET
12
C2-
12K
7
PGND
15
14
Q400
EN1
GND
16
17
2SC5585
EN2
BGND
Section
Date
Sign & Name
MODEL
2004.
KIM H.J.
Designer
12.08
2004.
Checked
LEE S.Y.
12.08
DRAWING
NAME
2004.
Approved
KIM B.Y.
12.08
DRAWING
LG Electronics Inc.
NO.
10
A
C400
C489
1u
1u
TP JTAG 120X120
TP400
TP401
B
51K
LCD_ID
R402
C
LCD_LED_CTRL
LCD_LED_GND
3
R405
2
LCD_DIM_CTRL
10K
1
D
Sheet/
Sheets
B2050
4/5
LCD CONN,RADIO
Ver.1.0
LG Electronics Inc.
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