jedyne do czego mogę mieć zastrzeżenie to jakość zdjęć zawartych w przesłanej instrukcji serwisowej ponieważ są fatalnej jakości, praktycznie nieczytelne. tak poza tym jestem zadowolony to jest to czego szukałem.
Instrukcja jest OK. Schematy czytelne, opisane niektóre procedury.
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2.9 µ-Controller The ST92195 is the micro-controller, which is required for a color TV receiver. ST92195D1 is the version with one page Teletext and ST92195D7 is the one with 7 page Teletext. The IC has the supply voltages of 5 V and they are mounted in PSDIP package with 56 pins. µ-Controller has the following features � Display of the program number, channel number, TV Standard, analogue values, sleep timer, parental control and mute is done by OSD � Single LED for standby and on mode indication � System configuration with service mode � 3 level logic output for SECAM and Tuner band switching 3. TUNER PLL tuner is used as a tuner.
Channel coverage of UV1316: OFF-AIR CHANNELS CHANNELS FREQUENCY RANGE (MHz) E2 to C 48.25 to 82.25 (1) E5 to E12 175.25 to 224.25 E21 to E69 471.25 to 855.25 (2) CABLE CHANNELS CHANNELS FREQUENCY RANGE (MHz) S01 to S08 69.25 to 154.25 S09 to S38 161.25 to 439.25 S39 to S41 447.25 to 463.25
BAND Low Band Mid Band High Band
(1). Enough margin is available to tune down to 45.25 MHz. (2). Enough margin is available to tune up to 863.25 MHz.
Noise Typical Low band : 5dB Mid band : 5dB High band : 6dB
Max. 9dB 9dB 9dB
Gain Min. Typical Max. All channels : 38dB 44dB 52dB Gain Taper (of-air channels): 8dB
