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8.3 KEY, I/F & LCD CON
1
POWERKEY
A
KEYROW(0:4)
KEYROW(0)
KEYROW(1)
KEYROW(2)
B
KEYROW(3)
KEYROW(4)
KEYCOL(0:4)
KEYCOL(0)
KEYCOL(1)
KEYCOL(2)
KEYCOL(3)
KEYCOL(4)
C
FLIP SWITCH
2V8_VMEM
D
R310
C305
100n
1
2
U301
A3210
3
E
VIBRATOR
VBAT
D301
ISS302
R301
15
Q301
3
2SC5585TL
R309
1K
F
2
VIBRATOR
1
R311
100K
L
1
2
3
KEYPAD
S310
ON/OFF
S304
S308
SIDEKEY
SIDEKEY
1
4
1
4
S325
UP
DOWN
MENU
S315
S314
S313
S302
S301
1
2
3
UP
SOFT2
S318
S317
S316
S311
S306
4
5
6
RIGHT
SEND
S321
S320
S319
S303
S307
7
8
9
LEFT
SOFT1
S324
S323
S322
S305
S309
*
0
#
MODE
DOWN
SP337
SP335
SP338
SP331
SP329
KEY BACKLIGHT
VBAT
D313
D312
D311
D310
D308
D309
D306
D307
D304
R319
Q302
68K
1.5K
4
FLIP
2
KEY_BACKLIGHT
1
3
5
6
C306
IMX9
R321
100n
100K
VBAT
R307
C311
0
100n
2
VIBRATOR-
5
6
LED_MAIN
4
U302
MAX4599
1
3
R317
4.7K
2
3
4
5
2V8_VMEM
HKEYROW
HKEYCOL
DSR
USC(0)
USC(1)
USC(2)
USC(3)
USC(4)
USC(5)
ACCESSORY_DETECT
RX
TX
HFK_SPK_N
HFK_SPK_P
HFK_MIC_P
HEADSET_MIC_N
RPWRON
BAT_TEMP
D305
D302
D303
TP305
HKEYCOL
TP301
HKEYROW
SPK+
SPK-
REC+
REC-
VIBRATOR-
TP306
LCD_SUB_CS
LED_B
R320
R322
SP339
LED_G
10
10
LED_MAIN
BACKLIGHT
TP303
LCD_RES
LCD_ID
_WR
R316
DATA(0)
R306
DATA(1)
R315
DATA(2)
R304
DATA(3)
R314
DATA(4)
R303
DATA(5)
R313
DATA(6)
R302
DATA(7)
TP304
LCD_RS
TP302
LCD_MAIN_CS
LED_R
VCHARGE
R318
10K
C312
100n
RPWRON
4
5
- 111 -
6
7
I/F CONNECTOR
VBAT
R323
NC
R324
47
R325
47
R326
NC
R327
47
R328
1
2
3
4
5
6
7
8
MNR04
47R
R333
0
R329
47
C170
NC
A
LCD CONNECTOR
2V8_VMEM
2V8_VMEM
1K
1K
1K
1K
1K
1K
1K
1K
6
7
8. CIRCUIT DIAGRAM
8
A
VCHARGE
CN302
19
19
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
B
14
15
15
16
16
17
17
18
18
20
20
21
21
22
22
23
23
20_5123_018
I/F CON22P
C
VBAT
2V45_VRTC
CN301
30
30
29
D
28
29
28
27
27
26
26
25
25
24
23 24
23
22
22
21
21
20
20
19
18
19
18
17
17
16
15
16
15
14
14
13
13
12
12
11
10 11
10
9
9
8
8
7
7
6
5
6
5
4
4
E
3
3
2
2
1
1
30P_FPCB_CON
F
8
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