Toshiba 20VL14 Service Manual - Page 29

AV SWITCH Y1 CN6 IN SW 1 2 GND 3 RL-B223/BR/BBL/AGR 90 CN7 IN 1 GND 2 RL-B223/BR/BBL/AGR 90 CN9 IN 1 GND 2 RL-B223/BR/BBL/AGR 90 R108 75/0603 VCC9A R109 10K/0603 R110 75/0603 AV1_Y_or_YC_IN Cb 1 R112 75/0603 Q21 2 1 3 SMBT3904/SOT23 SMD Cr 1 R117 75/0603 AV1 CN12 IN 1 GND 2 RL-B322/AR/BW/BY 90 R122 100/0603 R124 C132 NI/0603/NPO/25V 75/0603 CVBS_1 D16 1 2 OFF_MUTE 11 2 Q18 1 3 R104 1K/0603 1N4148(BAS32L)//SMD D5 1N4148(BAS32L)//SMD 1 2 MUTE_AUDIO 11 KTC2875(2SC3326)/SOT23 SMD 2 Q20 R106 1K/0603 1 3 C119 105P/0603/Y5V/50V KTC2875(2SC3326)/SOT23 SMD VCC9A VCC9 + C124 100uF/16V6*5 C125 104P/0603/Y5V/50V L59 BEAD/1/4W/DIP Vcc 40 + AUDIO OUTPUT CN8 IN 1 R C121 GND 2 102P/0603/X7R/50V RL-B22/BW/BR90 L CN10 IN 1 C122 102P/0603/X7R/50V GND 2 RL-B22/BW/BR90 R1131K/0603 R114 NI/0603 R1181K/0603 R119 NI/0603 + + VCC9A R111 0/0603 2 Q22 1 C120 3 10UF/25V/4*5 SMBT3904/SOT23 SMD R115 330/0603 R116 0/0603 2 Q23 1 C123 3 10UF/25V/4*5 SMBT3904/SOT23 SMD R120 330/0603 AUDIO_OUT_R AUDIO_OUT_L 3 TV_IN CVBS_1 CVBS_2 YC_Y_1 YC_C_1 YC_Y_2 YC_C_2 225P/0805/X7R/16V C126 43 225P/0805/X7R/10V C128 1 225P/0805/X7R/10V C129 7 U10 MTV-V V1-V V2-V Vout1 37 Yin1 34 Yout1 39 13 V3-V Cout1 41 16 STV-V Cin1 32 225P/0805/X7R/10V C134 3 104P/0603/X7R/16V C135 5 V1-Y V1-C 225P/0805/X7R/10V C138 9 104P/0603/X7R/16V C139 11 V2-Y V2-C Vout2 23 Yin2 19 Yout2 27 Cout2 25 Cin2 21 CVBS_OUT 12 AV_YC_Y 12 AV_YC_C 12 CN11 IN 1 GND 2 RL-B223/BY/BW/AR 90 R121 100/0603 R123 C131 NI/0603/NPO/25V 75/0603 CVBS_2 2 MTS_OUT_L 2 MTS_OUT_R AUDIO_AV1_L AUDIO_AV1_R AUDIO_AV2_L AUDIO_AV2_R 9 I2C_SCL 1,2,3,9,10,12,14 I2C_SDA R144 R147 R141 470K/0603 R140 470K/0603 R139 470K/0603 R138 470K/0603 TV_L 44 TV_R 42 C145 2.2uF/50V/4*7 2 + C148 2.2uF/50V/4*74 + C149 2.2uF/50V/4*7 8 + C150 2.2uF/50V/4*710 + 14 15 17 18 30 29 31 100/0603 MTV-L MTV-R V1-L V1-R V2-L V2-R V3-L V3-R STV-L STV-R SCL SDA MUTE BIAS 38 Lout1 36 Rout1 35 Lout2 26 Rout2 24 S2 S1 ADR 12 6 20 GND GND GND 28 22 33 100/0603 R146 MM1492A SMD NI/0603 C142 22uF/16V/4*5 R135 5.1K/0603 R136 5.1K/0603 AUDIO_OUT_L AUDIO_OUT_R VCC9A R143 10K/0603 AUDIO_L_IN 10 VCC9A AUDIO_R_IN 10 R137 10K/0603 AV2_YC_IN R142 10K/0603 AV1_Y_or_YC_IN R145 10K/0603 CN14 Y C 1 2 YGND CGND 3 4 GND GND INSERT 5 6 7 WT-09026 C146 104P/0603/X7R/16V R129 100/0603 R131 75/0603 R132 75/0603 R130 100/0603 C140 NI/0603/NPO/25V YC_Y_1 YC_C_1 C141 NI/0603/NPO/25V MLB-160808-0120L-N2/0603 L24 R134 10K/0603 AV1_Y_or_YC_IN C147 104P/0603/X7R/16V +3.3V D7 3 2 1 VCC COM GND BAV99/SMD CN13 Y C 1 2 R125 100/0603 R126 100/0603 YC_Y_2 YC_C_2 YGND CGND 3 4 GND GND INSERT 5 6 7 RL-B223/BY/BW/AR 90 R127 R128 75/0603 75/0603 C136 NI/0603/NPO/25V MLB-160808-0120L-N2/0603 L23 R133 10K/0603 C137 NI/0603/NPO/25V AV2_YC_IN C143 104P/0603/X7R/16V C144 104P/0603/X7R/16V +3.3V D6 3 2 1 VCC COM GND BAV99/SMD R266 R267 R269 NI/0603 NI/0603 NI/0603 R270 R271 R272 R273 NI/0603 NI/0603 NI/0603 NI/0603 R CN15 IN SW 1 2 GND 3 RL-B322/AR/BW/BY 90 L CN17 IN 1 GND 2 RL-B322/AR/BW/BY 90 L64 MLB-160808-0080A-N2 AUDIO_AV1_R C151 102P/0603/X7R/50V L65 MLB-160808-0080A-N2 C153 102P/0603/X7R/50V AUDIO_AV1_L AV1 R CN16 IN SW 1 2 GND 3 RL-B322/AR/BW/BY 90 L CN18 IN 1 GND 2 RL-B223/BY/BW/AR 90 L66 MLB-160808-0080A-N2 AUDIO_AV2_R C152 102P/0603/X7R/50V L67 MLB-160808-0080A-N2 C154 102P/0603/X7R/50V AUDIO_AV2_L AV2 Title AV SWITCH Size Document Number MM1492A Rev 0.01 Date: Sheet 6 of 14 29