Daewoo DTU-29M5ME, Руководство по обслуживанию, Страница: 43 / 77

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IC DESCRIPTION
QFP 90pin Symbol Short Description
66 YOUT Y-output (for YUV interface)
67 INSSW3 3rd RGB/ YPBPR insertion input
68 R/PRIN3 3rd R input / PR input
69 G/YIN3 3rd G input / Y input
70 B/PBIN3 3rd B input / PB input
71 SVM scan velocity modulation output
72 FBISO/CSY “flyback input/sandcastle output or composite H/V
timingoutput”
73 HOUT horizontal output
74 EHTO EHT/overvoltage protection input
75 EWD/AVL(1) East-West drive output or AVL capacitor
76 VDRA vertical drive A output
77 VDRB vertical drive B output
78 VGUARD/SWIO “V-guard input/ I/O switch (e.g. 4mA current
sinkingcapability for direct drive of LEDs)”
79 GND3 ground 3 for TV-processor
80 VP3 3rd supply for TV processor
81 BCLIN beam current limiter input
82 BLKIN black current input
83 RO Red output
84 GO Green output
85 BO Blue output
86 VDDA1 “analog supply for TCG m-Controller and digital
supplyfor TV-pro3.3V)”
87 GNDA Ground
88 VDDA2(3.3) supply voltage SDAC(3.3V)
89 VREFAD reference voltage for audio ADCs(3.3/2V)
90 VDDA(1.8) analogue supply for audio ADCs(1.8V)