Daewoo CP-520 Service Manual
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Contents
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CP-520/520A/520F Service ManualDTV R&D Europe 24· 5 PWM (6-bits) outputs for analogue control functions· Remote Control Pre-processor (RCP)· Universal Asynchronous Receiver Transmitter (UART)Data Capture· Text memory up to 10 pages· Inventory of transmitted Teletext pages stored in the Transmitted Page Table (TPT) and SubtitlePage Table (SPT)· Data Capture for US Closed Caption· Data Capture for 525/625 line WST, VPS (PDC system A) and Wide Screen Signalling (WSS)bit decoding· Automatic selection between 525 WST/625 WST· Automatic selection between 625 WST/VPS on line 16 of VBI· Real-time capture and decoding for WST Teletext in Hardware, to enable optimized m-processor throughput· Automatic detection of FASTEXT transmission· Real-time packet 26 engine in Hardware for processing accented, G2 and G3 characters· Signal quality detector for video and WST/VPS data types· Comprehensive teletext language coverage· Vertical Blanking Interval (VBI) data capture of WST dataDisplay· Teletext and Enhanced OSD modes· Features of level 1.5 WST and US Close Caption· 50Hz/60Hz display timing modes· Two page operation for 16:9 screens· Serial and Parallel Display Attributes· Single/Double/Quadruple Width and Height for characters· Smoothing capability of both Double Size, Double Width & Double Height characters· Scrolling of display region· Variable flash rate controlled by software· Soft colours using CLUT with 4096 colour palette· Globally selectable scan lines per row (9/10/13/16/) and character matrix [12x9, 12x10, 12x13,12x16, 16x18, (VxH)]· Fringing (Shadow) selectable from N-S-E-W direction· Fringe colour selectable· Contrast reduction of defined area· Cursor· Special Graphics Characters with two planes, allowing four colours per character· 64 software redefinable On-Screen display characters· 4 WST Character sets (G0/G2) in single device (e.g. Latin, Cyrillic, Greek, Arabic)· G1 Mosaic graphics, Limited G3 Line drawing characters· WST Character sets and Closed Caption Character set in single device· SVM for Text4.2 TDA8946J STEREO AUDIO AMPLIFIERThe TDA 8946J is a dual-channel audio power amplifier with an output power of 2 x 15 W at an 8Ω load and a 18 V supply. The circuit contains two Bridges Tied Load (BTL) amplifiers with an |
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