YES
NO
YES
Is the video signal from the digital unit
inputted to the connectors (DA, P1105)
of AV_UNIT?
The video signal for digital recording is not
given.
No video output (5)
YES
NO
Is the video signal inputted to the
following pins of IC1104 (AV_SW)?
<Composite video signal> Pin (8)
YES
Is the video signal outputted to the
following pins of IC1104 (AV_SW)?
<Composite video signal> Pin (6)
NO
Check the monitor output terminals and
their peripheral circuits. (Q1115, Q1148)
Check the digaital unit.
Check the line from P1105 to IC1104.
Check the contorl signals inputted to pin
(7) of IC 1104.
YES
NO
YES
Is the digtal signal from the digital unit
inputted/outputted to the connector
(SC2101) of MAIN_UNIT?
The digital video signal is not given.
No video output (6)
Check the digaital unit.
Is the digtal signal from SC2101
inputted/outputted to IC801 (FPGA)?
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