NEC PlasmaSync 50MP1, Руководство пользователя

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11
2-4. No video pictures available even with any input selection
Apply an NTSC gray scale input to the VIDEO 1input
circuit and select VIDEO Input1.
NO
Is the ON-screen display presented? Go to “Pictures and ON-screen
display not available.”
YES
YES
Are the signals of 3Vp-p applied to the signal input pins IC9403, IC9404, and peripheral circuits,
(signal names: REV_LVDS, RODD_LVDS, etc.) of or the AD connectors are out of order.
IC9403 and IC9404?
NO
YES
Are pulses (of the video signal) of 3Vp-p applied to Pins IC9000 and peripheral circuits are out of
130 to 185 (Except for the GND pin) of IC8502? order.
NO
YES
Are pulses (of the video signal) of 3Vp-p applied to Pins IC8502 and peripheral circuits are out of
190 to 244 (Except for the GND pin) of IC8502? order.
NO
YES
Are pulses (of the video signal) of 3Vp-p applied to Pins IC9000 and peripheral circuits are out of
54 to 122 (Except for the GND pin. Check the through order.
holes, etc. to see whether the waveform appears at the
terminals of IC8005) of IC8003?
NO
YES
Are pulses (of the video signal) of 3Vp-p applied to Pins IC8003 and peripheral circuits are out of
200 to 12 (Except for the GND pin. Check the through order.
holes, etc. to see whether the waveform appears at the
terminals of IC8005) of IC8003?
NO
YES
Are pulses (of the video signal) of 3Vp-p applied to Pins IC7501 and peripheral circuits are out of
21 to 88 (Except for the power supply and the GND pin) order.
of IC6501?
NO
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