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File name 14-20 CX7T K chassis sch.pdf

AV and POWER SWITCH AUDIO AMPLIFIER POWER SUPPLY TUBE BASE EHT and DEFLECTION IF and SIGNAL PROCESSING CPU

File name 14CX7T K chassis sch .pdf

NOTE: 1, IS MARK OF CRITICAL COMPONENT; 2, SUBJECT TO CHANGE WITHOUT NOTICE. XS200 20 18 16 14 12 10 8 6 4 2 14 INCH CRT IC401 TDA1905 8 21 19 17 15 13 11 9 7 5 3 1 9 10 3 1 ALTERNATIVE CRTS C407 0.22uF 50V C401 47uF 16V R401 2K7 C410 470uF 16V C409 0.1uF/M R404 4E7 Q503 2SA1015Y CRT C701 0.01uF +5VA R114 470 R100 270 R136 100K C119 1uF 50V D100 1N4148 R142 470 R141 680 +5VA C131 0.1uF C128 22uF 16V K102 K101 R115 4K7 XS701 EARPHONE C703 1n Q105 2SA1015Y R147 D101 3V9 2K2 C702 K107 AV V+ 0.01uF R701 100 R702 4E7 XS702 FROM XP402 L702 100uH XP702 TO XS402 11 12 13 6 C402 2.2uF 50V R402 220 7 R509 330 XP402 R521 2K2/0.5W R519 1K2/0.5W R520 10K D503 5V6 2K2/0.5W 1K2/0.5W R513 R515 1N4007 D504 R514 10K R507 47K C517 R506 2K2/0.5W R508 4K7 +8V R526 22E R505 10K R504 330 C505 470pF V-DY XP302 H-DY XP301 L703 100uH XP703 XS205 C230 560P L204 1uH R222 220 L206 1uH C232 2200pF 14 15 16 5 4 2 1 1 VIDEO IN OK MENU PP+ AUDIO IN XS711 C711 270p JAI JUMPER 1N4007 D508 L711 10uH R711 12K R712 1K C712 0.022uF C231 0.01uF C404 R223 100K 100uF 16V C408 470uF 25V R428 2E2/1W C417 0.1uF Q507 BF423 Q506 BF422 R518 330 C515 470pF Q505 BF423 Q504 BF422 R512 330 C510 470pF IC103 HS0038A2 2 I R 3 1 R127 1K +5VA 1 +5VA 2 D106 LED R109 10K R126 1K 3 4 REST NC VS OUT STDBY LED 55 54 53 IR IN KB INPUT 56 C118 47PF C713 0.1uF R716 100K R715 100K R714 22K C714 0.47uF 50V C715 0.47uF 50V +5V XS112 +15.2V D401 1N4148 C434 1uF 50V R422 120K R400 15K R425 100K R516 100 R522 10K/2W 2 Q501 BF422 R524 10K/2W R502 100 2 R523 10K/2W R510 100 NC MUTE R140 39K 16 15 14 13 12 11 10 9 R424 10K Q711 2SC1815Y C405 4n7 ON/OFF Q106 2SC1815Y R128 6K8 R144 4K7 Q401 2SA1015Y IC711 74HC4053N AV BOARD VIDEO OUT AUDIO OUT 1 2 3 4 5 6 7 8 D107 1N4148 5 NC ON/OFF DESIGN STDBY LED XTAL XTAL VOL(N) VOL 52 X101 4M 51 50 C116 39PF +15V +8V VIDEO IN2 AUDIO IN VIDEO IN1 MUTE 6 7 C115 39PF R129 R111 4K7 9 10 S1 48 Q104 2N3904 R130 33K +33V S1 8 S_SW 49 10K Ri Gi Bi S-SW +5VA R134 22K FBi R112 6K8 S-SW A/O XP202 FB R G B XS202 +8V R274 47K R263 1K R262 1K R261 1K R269 7K5 ICA AUDIO OUT AV1 AV2 S0 NC 47 46 11 IC102 ST24C08 S0(N) S1(N) SAW_SW2 NC R266 1K C259 4.7uF 50V C254 4n7/M R253 15K R254 2K2 C229 10uF 16V BC C107 0.1uF 14 15 16 NC BSW2 BSW1 VSYNC HSYNC 43 42 41 40 SAW1 BSW2 56 FM CAP 55 AUDIO OUT C256 0.1uF 48 H OUT 47 VERT 46 BCL/SAF 45 VCC1 44 CVBS OUT CVBS OUT1 43 GND1 C266 0.1uF 37 FBOSD/HC 36 ROSD C265 0.1uF 35 GOSD C264 0.1uF 34 BOSD 33 ICATH 32 ROUT 31 GOUT 30 BOUT 29 NC 54 GNDD 53 VCCD 52 SDA 51 SCL 50 SLPF 49 LFB/SSC 42 PIFIC1 X1/VAMP/CHROUT 41 CJPF 40 XTAL1 39 XTAL2 38 XTAL3/BTUN 1 2 3 4 5 6 7 8 VP SAW2 C228 1uF 50V C271 0.1uF 9 10 11 B G B BSW1 VS C129 0.01uF HS IC201 STV2248 R300 4K7 VAMP BCL C305 R304 150K 10uF 16v C300 47n/M AM/FM OUT/SC G R FB SDA SCL VDD R333 8M2 R323 10K D301 1N4002 C325 100uF 35V EXT AUDIO IN GEXT/YEXT CVBS IN1 SIF IN2 PIF IN1 SIF IN