7. CIRCUIT DIAGRAM
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B |
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| MOTOR CIRCUIT |
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| VBAT |
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| 3V0_VMOT |
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C |
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| C300 |
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| U300 |
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| 1 | VDD VOUT | 3 |
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| 4 | NC | GND1 | 2 |
| 1u |
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| VIB_PWR_EN |
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| 6 | CE | GND2 | 5 |
| C303 |
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| R301 | 100K |
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9 | 10 | 11 |
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| A |
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| B |
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| AUDIO AMP SUB SYSTEM & SIGNAL DISTRIBUTOR |
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| VBAT |
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| 0 |
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| R300 |
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| C |
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| C301 |
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| C302 |
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| C304 | 1u |
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| A3 | B1 | C5 |
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| A4 | C1N | VSS | VDD | PVDD |
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| C305 1u A5 | C1P |
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| HPR A1 | R313 |
| 0 | HSO_R |
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D
LIN_INVERT
LIN_PWM_FRQ
LIN_PWM_MAG
E
R303 0
R305 0
R307 0
U301 TC7SZ86FU
15
2 | IN_B | VCC |
3 | IN_A | 4 |
| GND | OUT_Y |
U304 TC7SZ86FU
15
2 | IN_B | VCC |
3 | IN_A | 4 |
| GND | OUT_Y |
3V0_VMOT
| R304 |
VIB_PWR_EN |
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R306 | 0 |
130K |
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R308 |
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130K | C314 |
0.01u |
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| C307 | 2200p |
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| R302 |
| 100K |
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| U302 | TPA6205A1DRBR | |||||||
1 | _SHUTDOWN | VDD | 6 | ||||||
2 | BYPASS |
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| VO- | 8 | |||
3 | IN+ |
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| VO+ | 5 | |||
4 | IN- |
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| GND | 7 | |||
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| PGND | 9 | ||
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| R309 |
| 100K |
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| C316 |
| 2200p |
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3V0_VMOT
C313
1u
L300
100nH VIB-
OUT300
OUT301
L301 VIB+
100nH
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| HPL | A2 | R314 | 0 | HSO_L | D | |
BB_SND_R | C308 | 1u |
| D1 | INA2 |
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| D2 |
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C309 | 1u |
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BB_SND_L |
| INA1 |
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| C1 | U303 |
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C311 | 1u |
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FM_SND_R |
| INB2 | MAX9877AEWP_TG45 |
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| C2 | D5 |
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C312 | 1u |
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FM_SND_L |
| INB1 |
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| OUT+ |
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| SPK_P |
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| B2 | BIAS |
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| OUT- | B5 |
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| SPK_N |
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i2C_SDA |
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| B3 | SDA |
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| C3 |
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I2C_SCL |
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| D4 | SCL |
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| RXIN+ |
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| PGND |
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| B4 | RXIN- | GND |
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| C315 |
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| 1u |
| D3 | C4 |
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| E | ||||
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FF
C
QWERTY_KEY BACKLIGHT
D
VBAT |
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| R310 |
LD300 | 47 | |
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| R311 |
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| QWERTY_KEY_BL |
LD301 | 47 | |
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| R312 |
LD302 | 47 |
C320
MIC_N
22n
C318
MIC_P
22n
MIC
C321
39p
L304
C319 100nH
39p
L303
100nH
C317
39p
EVLC14S02050
VA300
C
MICBIAS
L302 | 100nH |
| MIC300 |
1 | P |
2 | |
3 | G1 |
4 | G2 |
O |
D
C322
10u
E | VA301 | ICVN0505X150FR |
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F
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
E
9
Copyright © 2008 LG Electronics. Inc. All right reserved. | - 109 - | LGE Internal Use Only |
Only for training and service purposes |
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