EXT_SPEAKER_AMP |
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| +12V |
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| L1802 | EXT_SPK |
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| EXT_SPK |
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| L1803 |
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| BLM18PG121SN1D |
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| C1806 |
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| C1809 | C1810 | C1811 |
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| 0 . 1 u F |
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| 16V |
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| 10uF | 10uF | 0 . 1 u F |
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| EXT_SPK |
| 25V | 25V | 16V |
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| EXT_SPK |
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| OPT | EXT_SPK EXT_SPK |
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| R1803 |
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AMP_RESET |
| 100 |
| EXT_SPK |
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| IC1800 |
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| +3.5V_ST | TPA3124D2PWPR |
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| PVCCL_1 | 1 | PGNDL_2 |
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| EXT_SPK |
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| R1802 |
| 24 |
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EXT_SPK |
| 10K |
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| C1816 |
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| 100uF | ||
R1800 |
| EXT_SPK |
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| SD |
| PGNDL_1 |
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| 25V | ||
100 |
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| 2 |
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| 23 |
| EXT_SPK |
| EXT_SPK | EXT_SPK_L | ||
R1801 |
| C |
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| L1804 | EXT_SPK | EXT_SPK | ||
| OPT | PVCCL_2 |
| LOUT |
| 22.0uH | R1808 | C1812 | C1814 | ||
10K | B | Q1800 |
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| 1uF | 0 . 4 7 u F | |||||
3 |
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| 4.7K | |||||||
SUB_AMP_MUTE |
| MMBT3904(NXP) |
| 22 |
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| 50V | 50V | ||
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| C1807 |
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OPT |
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| E | MUTE |
| BSL | 0 . 2 2 u F |
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| EXT_SPK | EXT_SPK EXT_SPK | |
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| 4 | 50V |
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| 21 |
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| R1809 | C1813 | C1815 | ||
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| C1800 |
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| EXT_SPK | L1805 | 1uF | 0 . 4 7 u F | ||
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| 4.7K | ||||||
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| 1uF |
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| 50V | 50V | |||
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| AVCC_2 |
| 22.0uH |
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| 10V |
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EXT_AMP_L |
| EXT_SPK |
| 5 | 20 |
| EXT_SPK |
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| C1817 | |
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| RIN |
| AVCC_1 |
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| 100uF | |
EXT_AMP_R |
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| 6 | 19 |
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| 25V |
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| C1801 |
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| R1804 |
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| 1uF | BYPASS |
| GAIN0 |
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| 10K | R1806 |
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| 10V | 7 |
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| OPT |
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| 18 |
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| 10K |
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| EXT_SPK |
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| OPT |
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| C1804 | AGND_1 | 8 | GAIN1 |
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| 1uF |
| 17 |
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| 50V |
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| R1805 |
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| AGND_2 |
| BSR |
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| R1807 |
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| 9 | EXT_SPK |
| 10K | 10K |
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| 16 |
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| C1808 |
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| ROUT | 0 . 2 2 u F |
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| 10 | 50V |
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| 15 |
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| VCLAMP | 11 | PGNDR_2 |
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| 14 |
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| C1802 | PVCCR_2 | 12 | PGNDR_1 |
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| 1uF |
| 13 |
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| 50V |
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| C1803 | C1805 |
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| 10uF 0 . 1 u F |
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| 25V | 16V |
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| EXT_SPK | EXT_SPK |
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SPEAKER OUT JACK
JK1800 |
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PEJ034 - 01 |
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EXT_SPK | E_SPRING |
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3 |
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| OPT |
| EXT_SPK_R | |
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| C1818 | R1811 |
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| 100pF |
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| 10K |
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| 50V |
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| EXT_SPK | |||
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4 | R_SPRING |
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5 | T_SPRING |
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| EXT_SPK_L | ||
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7B | B_TERMINAL2 |
| OPT | R1812 | |
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| C1819 | |||
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| +3.3V_Normal | 100pF | 10K | |
6B | T_TERMINAL2 | 50V | EXT_SPK | ||
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| EXT_SPK |
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| R1813 |
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| 68K | R1815 |
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| 100 |
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| EXT_SPK | EXT_SPK_DET | |
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| R1814 |
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| 4.7K |
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| OPT |
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THE 
SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM
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| 2013 S7LR2 |
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| 2012 . 11 . 12 |
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| EXT_SPK |
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| 18 | |||||
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Copyright © 2013 LG Electronics. Inc. All rights reserved. | LGE Internal Use Only |
Only for training and service purposes |
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