Philips LC3141 Service Manual - Page 10

6. Diagrams & PWB layouts LC3131/LC3141 6-1 ? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 BLOCK DIAGRAM A 5956 SCL3V3 SDA3V3 POWER SUPPLY B DATA IN 748390 1210 1 DATAIN(1) 2 DATAIN(2) 3 DATAIN(3) C 4 5 6 7 8 D 9 DATAIN(4) 10 11 12 DATAIN(5) 13 DATAIN(6) E 14 DATAIN(7) 15 DATAIN(8) 17 16 5V 3V3VD DATAHD ENABLEDATA PWTERM DATA_HD_SWITCH 5V 3V3VD DATAHD ENABLEDATA PWTERM DATAIN(8:1) GYY RPRCR BPBCB GYY RPRCR BPBCB -5V RAD GAD BAD HAD VAD RXD TXD F S-VIDEO 1320 TCS79 1 5 3 LUMA 7 6 G 4 CHROMA 2 1300-D YKC21-2559 10 H 1300-B 7 YKC21-2559 5 CVBS GYY 1300-C 2 YKC21-2559 I 6 1300-A 3 YKC21-2559 4 BPBCB RPRCR 1300-E 1 J YKC21-2559 CVBS_AUDIO(1) 11 1300-F 8 YKC21-2559 CVBS_AUDIO(2) 12 K 9 1720 TCS79 1 2 L 3 4 5 6 M 987 N I056 1730 USB 65 PLP3216S 4 5955 O USB 3 2 5959 1 P 5V 3V3VD 5VAD GBLKSPL GCOAST -5V AD_CONV 5V 3V3VD 5VAD GHS GVS GFBK GCLK GRE(7:0) GRO(7:0) GBLKSPL GCOAST RAD GAD BAD GGE(7:0) GGO(7:0) GBE(7:0) GBO(7:0) HAD VAD SDA3V3 SCL3V3 SDA3V3 SCL3V3 5V LUMA CHROMA CVBS GYY BPBCB RPRCR SDA3V3 SCL3V3 VIDEO_DECODING 5V Y(7:0) UV(7:0) LUMA CHROMA CVBS GYY BPBCB RPRCR SDA3V3 SCL3V3 VCLK VHS VVS VFIELD VPEN 5VSTBY IO_CONTROLLER 5VSTBY PS2DATA PS2CLOCK INTUSB VBUS STBSENCE STANDBY VCCPS2 RC6MM(1:2) KBSCAN(1:5) SDA2 SCL2 SCL5 SDA5 CLKOUT INTH11 STBSENCE STANDBY SDA2 SCL2 SCL5 SDA5 SCL3V3 SDA3V3 KBSCAN(4) 1710 FMN 15 KBSCAN(5) 14 KBSCAN(1) 13 RC6MM(1) 12 KBSCAN(2) 11 RC6MM(2) 10 KBSCAN(3) 9 8 7 5VSTBY 6 SCL2 4001 5 SDA5 4 3 SCL5 2 SDA2 4003 1 3V3PW 2V5PW MCKEXT DCKEXT SCALER 3V3PW 2V5PW GBLKSPL GCOAST MCKEXT ENABLEDATA DCKEXT DATAHD AB(19:0) GHS DB(15:0) GVS RAMWEn GFBK RAMOEn GCLK BHENn GRE(7:0) GRO(7:0) ROMOEn ROMWEn GGE(7:0) GGO(7:0) GBE(7:0) GBO(7:0) DRE(7:0) DGE(7:0) DBE(7:0) GBLKSPL GCOAST ENABLEDATA DATAHD ROMOEn ROMWEn ROMOEn ROMWEn RAM_ROM AB(19:0) DB(15:0) RAMWEn RAMOEn BHENn ROMOEn ROMWEn 5V 3V3PW 3V3 3V3F RESET NMI SCL5 SDA5 SCL5 SDA5 WRITEPROT 5V 3V3PW 3V3 3V3F RESET NMI RXD TXD RESET NMI Y(7:0) UV(7:0) VCLK VHS VVS VFIELD VPEN CKD HD VD ICSSTRB ICSCLK ICSDATA INTUSB RESET NMI SCS SCLK SDATA SDA3V3 SCL3V3 CKD HD VD 15V 14V -5V AUDIO_CONTR_AMPL 15V 14V -5V SCL3V3 SDA3V3 LDATA RDATA SCL5 SDA5 CVBSAUDIO(1:2) SPK(1:2) RUSB LUSB USBAUDIO SCL5 SDA5 1 POWER(5) 2 POWER(1) 3 4 POWER(2) 5 6 7 8 POWER(3) 9 10 POWER(4) 1600 PH-S POWER_CLOCK_GENERATION ICSSTRB ICSCLK ICSDATA 15V 14V 5V 5VSTBY 3V3JET 3V3F SDAD1 SCLD1 SDA3V3 SCL3V3 SDAD2 SCLD2 SDA5 SCL5 SCS SCLK SDATA SDAD1 SCLD1 SDA3V3 SCL3V3 SDAD2 SCLD2 SDA5 SCL5 3V3DRB 3V3PW 2V5PW 5VJET MCKEXT DCKEXT LDP POWER(1:5) STANDBY STBSENCE TEMP1 TEMP2 STANDBY STBSENCE SCSD SCLKD SDATAD TEMP1 TEMP2 CLKOUT XTAL1 15V 14V 5V 5VSTBY 3V3JET 3V3F 3V3DRB 3V3PW 2V5PW 5VJET MCKEXT DCKEXT SCSD SCLKD SDATAD 7 DATA AUDIO IN 6 1840 HSJ2000 2 3 4 5 1 1620 53261-SMD 1 2 3 TEMP SW 5VSTBY USB 5VSTBY LUSB RUSB SDA3V3 SDA3V3 SCL3V3 SCL3V3 SDA2 SDA2 SCL2 SCL2 CLKOUT XTAL1 INTH11 AUDIOEEPROM SPK(1) SPK(2) 1860 53261-SMD 1 2 3 TEMP1 TEMP2 UP_DP UP_DM PWTERM SCL5 SDA5 H110 Hole H100 Hole 15 1 2 3 4 5 6 7 8 19 10 11 2 13 14 15 PCS 107 375 16 17 FAN_CONTROL 15V LDP 14V 5V PWTERM WRITEPROT DUSTFILTER(1:2) LCDFAN(1:3) MAINFAN(1:3) SCL5 SDA5 PCSFAN(1:3) LAMPDRVCTRL(1:4) AUDIOEEPROM USBAUDIO AUDIODATA 18 19 20 DRE(7:0) DBE(7:0) DGE(7:0) DBE(7) DBE(6) DBE(5) DBE(4) DBE(3) DBE(2) DBE(1) DBE(0) DGE(7) DGE(6) DGE(5) DGE(4) DGE(3) DGE(2) DGE(1) DGE(0) SCLD1 SDAD1 3V3DRB 1410 917735-1 51 1 52 2 53 3 54 4 55 5 56 6 57 7 58 8 59 9 60 10 61 11 62 12 63 13 64 14 65 15 66 16 67 17 68 18 69 19 70 20 71 21 72 22 73 23 74 24 75 25 76 26 77 27 78 28 79 29 80 30 81 31 82 32 83 33 84 34 85 35 86 36 87 37 88 38 89 39 90 40 91 41 92 42 93 43 94 44 95 45 96 46 97 47 98 48 99 49 100 50 DRE(7) DRE(6) DRE(5) DRE(4) DRE(3) DRE(2) DRE(1) DRE(0) CKD HD VD SCSD SDATAD SCLKD SDAD2 SCLD2 15V DUSTFILTER(1) DUSTFILTER(2) LCDFAN(1) LCDFAN(2) LCDFAN(3) 15V 14V 5V MAINFAN(1) MAINFAN(2) MAINFAN(3) 1914 1 2 3 DUST FILTER 53261-SMD 1913 53261-SMD 1 2 3 4 LCD FAN 1910 53261-SMD 1 2 3 4 MAIN FAN PCSFAN(1) PCSFAN(2) PCSFAN(3) LAMPDRVCTERL(1) LAMPDRVCTERL(2) LAMPDRVCTERL(3) LAMPDRVCTERL(4) 1911 53261-SMD 1 2 3 PCS FAN 1902 53261-SMD 1 2 3 4 LAMP DRIVER CONTROL 1210 D1 1300-A J1 A 1300-B H1 1300-C I1 1300-D H1 1300-E J1 1300-F K1 B 1320 G2 1410 E19 1580-A D16 1600 I10 C 1620 1710 L10 M5 1720 L2 1730 O2 1840 L8 D 1860 M10 1902 N20 1910 K20 1911 M20 1913 J20 E 1914 H20 4001 N5 4003 O5 4100 I4 5000 B16 F 5002 C16 5004 D18 5006 M4 5008 M5 G 5010 5100 N3 D11 5102 E11 5104 E16 5106 F3 H 5108 F8 5110 G4 5112 H11 5114 L2 5116 L5 I 5955 O2 5956 N2 5959 O2 J K L M N O P CL 26645004_013.eps 150502 16 17 18 19 20