Sony KE-50XBR900 Service Manual - Page 38
NR1 LR2
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N TO P BOARD CN3201 CN3201 +3.3V 1 GND 2 SPDIF 3 GND 4 +12V 5 SDA2 6 SCL2 7 GND 8 MUTE 9 RES 10 GND 11 X3001 24.576 MHz IC3001 S/PDIF RECEIVER 44 RX1 29 XTO 30 XTI 33 SDA 34 SCL 31 PDN MCKO2 27 BICK 26 SDTO 25 LRCK 24 INT1 37 3.3V Q3003 Q3004-3007 SW SW IC3002 PWM DIGITAL AUDIO PROCESSOR 1 MCLK_IN 17 SCCLK 19 SDIN 18 LRCLK 7 RESET PWM-AP_L 35 PWM-AM_L 34 PWM-AP_R 29 PWM-AM_R 28 VALID_L 23 MUTE 38 Q3001 SW IC3004 AND 5 2B 2 1B 2Y 6 1 1A L TO G BOARD CN1006 CN3003 AUDIO_VCC 1 AUDIO_VCC 2 GND 3 GND 4 GND 5 L3006 F3003 Q3002 VCC REG. F3001 F3002 K( AUDIO OUT ) O TO P(1/2) BOARD CN3202 CN3202 STBY5V 1 SIRCS 2 GND 3 MUTE 4 TIMER 2 5 TIMER 1 6 POWER 7 STBY 8 SAVING 9 GND 10 IC701 SIRCS STBY 5V OUT VCC Q701-706 LED SW D701 POWER D703 TIMER D705 MUTE R1(SIRCS, LED) IC3003 AUDIO AMP 1 PWM-AP 2 PWM-AM 16 PWM-BP 15 PWM-BM 13 PWDN 14 RESET OUTPUTA 26 OUTPUTA 27 OUTPUTB 22 OUTPUTB 23 32 PVDDA2 17 PVDDB2 28 PVDDA1 29 PVDDA1 20 PVDDB1 21 PVDDB1 CN3002 4 L+ 3 L- 2 R- 1 R+ SPEAKER L R P TO P(1/2) BOARD CN3205 CN3205 STBY5V 1 LOGO 2 NC 3 GND 4 Q751-754 LED SW D751 | D754 R2(LED) KE-50XBR900(UC) 4-3
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