PDF《国产彩电电路图集》

100 R238 R237 C029 R255 R244 R240 R241 R270 R026

10 C055 100u C24 100u C057 10n C058 10n +5V R017 10K R016 10K +8X-1 D091 1N4148 D090 1N4148 Q090 C1815 R092 R093 CN003 +8V-1 CN004 C035 47p C033 C039 C036 C037 10n R084 33K R08222K +5V C056 47p R045

100 R037

100 C013 0.1u/63V C017 4.7u L7809 TV-AUDIO TV-AUDIO +24V STANDBY STANDBY R618

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2 1 D C B A Title Number Revision Size A1 Date: 8-Jun-2002 Sheet of File: D:\Program Files\Design Explorer

99 SE\Examples\PCB Auto-Routing\5P20S MINE)-V2.DDB ( Drawn By:

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41 42 SKYWORTH Z90255 IC001 4.7K R085 4.7K R084 1.5K R086 1.2K R083 1K R080 1K R081 PRO+ SW002 PRO-- SW001 VOL-- SW003 VOL+ SW004 MENU SW005 CLEAR SW006 1K R087 LED001 4.7k R053 4.7k R054 4.7k R018 R090 10K M001 IR 10R R082 0.022u C001

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13 IC501 TDA8354Q VT NC NC MUTE2 NC NC VOLUME MUTE1 KEY1 KEY2 AGND SYS0 AV1 NC NC NC NC AV2 SYS1 SDA Stand_by LED SCL Band1 IRin Band0 Vcc Reset XTAL1 XTAL2 V.Sync H.Sync BL R.out G.out B.out 680K R504 1.2K R507 1.0 1W R513 R510 4.7K D310 1N4148 R5........