7. CIRCUIT DIAGRAM
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A
QWERTY KEY |
| 2V62_VIO | SDA |
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| C400 |
| KEY I2C_ | 2V62_VIO | |
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| 0.1uF |
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2V62_VIO |
| R400 | 0 |
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| 120K |
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C401 | 0.1uF | (1%) | R401 | R402 | 4.7K |
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MAIN To FPCB Connector
B
KEY_COL7 KEY_COL6 KEY_COL5
KEY_INT KEY_I2C_SCL
2V62_VIO
27p | 27p | 27p |
C402 | C403 | C404 |
R405 470
R407 470
R409 470
R411
R413
R415
4.7K
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| 1 |
| PGND GND2 | RESETB | XI | XO | CLK SEL | VDD | P10 | ||||||
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| 2 | TEST |
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| SEL_28P |
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| 3 |
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| P57 |
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| 4 |
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| U400 |
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| 5 | P56 |
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| PP2106M2 |
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| 6 | P55 |
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| 7 | P17 |
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| P15 | GND1 | P54 | P53 | P52 | P51 | P50 | P47 | ||||||
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| C420 | 27p |
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| C421 | 27p |
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| C422 | 27p |
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| C423 | 27p |
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| C424 | 27p |
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| 470 |
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| R416 |
| R417 |
| R418 |
| R419 |
| R420 |
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P40
P41
P42
P43
P44
P45
P46
21
20
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18
17
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| R403 | 470 |
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| R404 | KEY_ROW0 |
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| 470 | |
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| R406 | KEY_ROW1 |
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| 470 | |
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| R408 | KEY_ROW2 |
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| 470 | |
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| R410 | KEY_ROW3 |
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| 470 | |
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| R412 | KEY_ROW4 |
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| 470 | |
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| R414 | KEY_ROW5 |
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| 470 | |
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| KEY_ROW6 |
C413 | C414 | C415 | C416 | C417 | C418 | C419 |
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27p | 27p | 27p | 27p | 27p | 27p | 27p |
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END_KEY
SUB_KEY_BL KEY_ROW4 KEY_ROW5 KEY_ROW6
KEY_COL4 KEY_COL5 KEY_COL6 KEY_COL7
TOUCH_SCL
TOUCH_SDA
TOUCH_INT
27p C405
27p C406
27p C407
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| C408 |
| C409 |
| C410 |
| C411 |
| C412 |
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| 27p |
| 27p |
| 27p |
| 27p |
| 27p |
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FL403 ICVE10184E150R101FR
19
INOUT_A1 INOUT_B1
28
INOUT_A2 INOUT_B2
37
INOUT_A3 INOUT_B3
VBAT | 2V62_VIO 2V8_VVIB |
CN400
140
239
338
437
536
635
734
833
932
1031
1130
1229
1328
1427
1526
1625
1724
1823
1922
2021
FL400 ICVE10054E250R201FR
19
INOUT_A1 | INOUT_B1 | 8 |
| IF_MODE3 |
2 |
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| LCD_ID | |
INOUT_A2 | INOUT_B2 | 7 |
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3 | INOUT_B3 |
| DIF_RESET | |
INOUT_A3 | 6 |
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4 | INOUT_B4 |
| DIF_VSYNC | |
INOUT_A4 |
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G1 | G2 |
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5 | 10 |
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FL401 ICVE10054E250R201FR
19
2 | INOUT_A1 | INOUT_B1 | 8 |
| DIF_RD | ||
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INOUT_A2 | INOUT_B2 |
| DIF_WR | ||||
3 | 7 |
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INOUT_A3 | INOUT_B3 |
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| DIF_CD | |||
4 |
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INOUT_A4 | INOUT_B4 |
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| DIF_CS | |||
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| G1 | G2 |
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5 | 10 |
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FL402 ICVE10054E250R201FR
19
INOUT_A1 INOUT_B1 | 8 |
| DIF_D(0) |
2 |
| DIF_D(1) | |
INOUT_A2 INOUT_B2 | 7 |
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3 |
| DIF_D(2) | |
INOUT_A3 INOUT_B3 | 6 |
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4 |
| DIF_D(3) | |
INOUT_A4 INOUT_B4 |
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KEY_COL4 KEY_COL3 KEY_COL2 KEY_COL1 KEY_COL0
DBB_BL_PWM
46
INOUT_A4 INOUT_B4
G1 | G2 |
5 | 10 |
G1 | G2 |
5 | 10 |
C
D
E
KEY_ROW0
KEY_ROW1
KEY_ROW2
KEY_ROW3
KEY_ROW4
KEY_COL0
KEY_COL1
KEY_COL2
| Soft1 |
| KB400 |
C425 | Q |
27p | KB408 |
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| Fn |
| KB416 |
C426 | Sym |
27p | KB424 |
| Shift |
| KB432 |
C427
27p
W
KB401
A
KB409
S
KB417
Z
KB425
X
KB433
E
KB402
R
KB410
D
KB418
F
KB426
C
KB434
T
KB403
Y
KB411
G
KB419
V
KB427
U
KB404
H
KB412
Space
KB420
B
KB428
I
KB405
J
KB413
K
KB421
N
KB429
O
KB406
P
KB414
L
KB422
M
KB430
Soft2
KB407
CLR
KB415
MSG
KB423
ENTER
KB431
RCV_P RCV_N
Socket
FL404 ICVE10054E250R201FR
19
INOUT_A1 | INOUT_B1 | 8 |
| DIF_D(4) |
2 | INOUT_B2 |
| DIF_D(5) | |
INOUT_A2 | 7 |
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3 | INOUT_B3 |
| DIF_D(6) | |
INOUT_A3 | 6 |
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4 | INOUT_B4 |
| DIF_D(7) | |
INOUT_A4 |
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G1 | G2 |
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5 | 10 |
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D
KEY_COL3
KEY_COL4
KEY_COL5
KEY_COL6
KEY_COL7
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LGE Internal Use Only | - 110 - | Copyright © 2008 LG Electronics. Inc. All right reserved. |
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| Only for training and service purposes |
