Philips LC3141 Service Manual - Page 18

LC3131/LC3141 6-9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2142 L19 5916 C12 A FAN CONTROL FAN SENSE 2716 B14 A 2900 C19 5918 C7 5920 C12 2902 C4 5922 C7 2904 C10 5924 C12 CONNECTORS B MAINFAN(1:3) LAMP 5V1 5V1 5V1 LAMPDRVCTRL(1:4) SCL5 FAN DRIVER SCL5 7902 C SDA5 SDA5 14V 5912 4u7 LD1117D 4 5 8 IN O1 O2 O3 1GND O4 2 3 6 7 14V 14V MAINFAN_CONTROL 3906 4K7 2902 10u 3902 1K 5908 5914 MAINFAN(1) 5918 MAINFAN(2) 5922 MAINFAN(3) 5926 DRIVER CONTROL 7904-F 7904-D 74HCU04D 74HCU04D LAMP_LIT 14 12 13 14 8 9 7 7 3900 4K7 2904 100n 5916 LAMPDRVCTRL(1) 5920 LAMPDRVCTRL(2) 5924 LAMPDRVCTRL(3) 5928 LAMPDRVCTRL(4) 1 3988-A8 4K7 2 3988-B7 4K7 3 3988-C6 4K7 4 3988-D5 4K7 1 3990-A8 4K7 2 3990-B7 4K7 3 3990-C6 4K7 4 3990-D5 4K7 7708 BC847C 3740 10K 2716 100p 4K7 3738 6817 BZX284-C33 5V 5900 ADDRESS 44H LP FILTER INTERRUPT LOGIC 7906 PCF8574TS/F3 INTn 1 A0 6 A1 7 2900 100n 2906 C6 2910 D6 B 2912 E6 2914 F4 2916 G6 2918 G6 C 2920 H14 2922 H16 2924 K4 2926 K6 2928 K6 5926 D7 5928 D12 5930 E7 5932 E7 5934 E4 5936 F7 5938 F7 5940 F7 5942 G7 5944 G7 5946 G14 2906 47u 3908 100R 2910 10n 3928 1K 3910 22K D 15V 15V 5V 5V MAINFAN_STOP DUSTFILTER(1:2) 5V1 7904-B 3912 3916 5930 74HCU04D E 3922 10K 3918 10M 2912 100n 1K2 1K2 * DUSTFILTER(1) 5932 LAMP_EN 14 3 4 7 3920 10R 5934 DUSTFILTER(2) 14V 4u7 7908 BCP51 LCDFAN(1:3) 5V1 7904-E 5936 74HCU04D 14 F 7910 LD1117D 4 5 8 IN O1 O2 O3 1GND O4 2 3 6 7 3926 100R 5938 5940 LCDFAN(1) LCDFAN(2) LCDFAN(3) 11 10 7 5V1 3938 1R 3940 1R 7904-A LAMP_EN1 LCDFAN_STOP MAINFAN_STOP LAMP_LIT PCSFAN_STOP DFDET LAMP_EN2 SDA5 SCL5 3960 100R 3962 100R 10 P0 11 P1 12 P2 14 P3 I/O BIT 8 SHIFT 16 P4 PORTS REGISTER 17 P5 19 P6 20 P7 BUS C2I CONTROL INPUT FILTER A2 9 SCL 2 SDA 4 POWER-ON VDD 5 RESET VSS 15 NC 18 13 8 3 D 2930 L16 2932 M9 2933 K19 2936 H9 2937 K9 E 2946 G5 3154 L18 3738 B15 3740 B15 3900 C10 F 3901 K18 3902 C5 3903 K18 3904 L18 5948 J4 5950 J7 5952 K7 5954 K7 5969 H8 5970 K9 6817 B16 7114 L19 7708 B14 7904-A G10 7904-B E10 7904-C N9 7904-D C10 7904-E F10 2918 10n 5942 5944 2914 10u 47K 3944 DFDET G 7946 BC847C H LCDFAN_CONTROL 3930 3K3 LCDFAN_STOP I 10K 3946 100n 2946 3932 15K 2916 33u 5V1 5969 5V LAMP_EN 2936 100n 74HCU04D 14 1 2 7 * 3936 10M 7916 HEF4013BT 14 6 1 SD1 O1 D1 5 2 O1 CP1 3 CD1 4 8 LAMP_EN1 LAMP_EN2 15V S9-D2 5946 FAN CONTROL 7912 L4D1117D IN O1 5 O2 8 O3 GND O4 2 3 6 7 1 3974 4K7 SDA5 SCL5 3976 100R 3978 100R 2920 100n 3964 560R 2922 10u 3972 4K7 7914 TDA8444T 1 Vp 3 SDA 4 SCL 56 7 NC A0 A1 I2C BUS SLAVE RECEIVER 2 Vmax REFERENCE VOLTAGE GENERATOR ADDRESS 4EH G 3906 3908 D4 D6 3910 D5 3912 E5 3916 E5 H 3918 E6 3920 E11 3922 E4 3923 L18 3924 M18 I 3926 F6 3928 G5 3930 H4 3932 H5 7904-F C9 7906 E17 7908 E4 7910 F5 7912 H14 7914 I17 7916 J10 7918 J5 7920 L15 7922 L10 7926 K19 7946 G4 7902 C5 3980 10K GND DAC0 DAC1 DAC2 DAC3 DAC4 DAC5 DAC6 DAC7 PCSFAN(1:3) 13 SD2 9 O2 D2 DAC0-7 3936 H10 J 2924 10u 3942 1K 2926 47u 2928 10n 7918 14V 5948 4u7 LD1117D 4 5 8 IN O1 O2 O3 GND O4 2 3 6 7 1 5950 PCSFAN(1) 5952 PCSFAN(2) 5954 12 11 O2 CP2 CD2 10 7 MAINFAN_CONTROL * 8 9 10 11 12 13 14 15 16 3903 4K7 * 7926 BC847C J 3938 G6 3940 G6 3942 K5 3944 G4 PCSFAN(3) 3956 100R K 3954 PCSFAN_CONTROL 5970 3K3 5V 5V 3901 4K7 100p 2933 ** K 3946 3954 G4 K4 3956 K6 3982 10K 100n 2937 3958 15K PCSFAN_STOP L 7922 HEF4040B 16 8 VDD VSS 10 CP_ T LDP 11 MR CD 12-STAGE COUNTER O10 O9 O8 O7 O6 O5 O4 O3 O2 O1 O0 9 7 6 5 3 2 4 13 12 14 15 1 O11 WRITEPROT 7920 BC847B 2930 100p 3986 47K *3154 7114 3958 K5 3960 F15 3984 47K 3923 10M 3904 4K7 100p 2142 5V 4K7 * *3924 BC847C ** PWTERM L 3962 G15 3964 H15 3972 H16 3974 H14 10K 3976 I14 M M 3978 I14 5V1 LCDFAN_CONTROL 3980 J16 2932 7904-C 74HCU04D 3982 L15 100n 14 6 5 PCSFAN_CONTROL 3984 L17 7 N 3986 L16 N 3988-A D14 3988-B D14 3988-C D14 3988-D D14 3990-A D15 O O 3990-B D15 * RESERVED COMPONENTS 3990-C D15 3990-D D16 P 5900 C19 P CL 26645004_021.eps 5908 5912 C7 C4 150502 5914 C7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 PCS 107 383