Side-Power 8981 Manuál s instrukcemi stáhnout pdf (Strana 14)

8 8981FS Instruction Manual

8981FS Digital Frame Synchronizer Module

Table 2 describes the output that will be seen under the various possible

input operating modes and conditions.

Table 2. Possible Operating Conditions

Mode Settings

Video Input Condition Reference Input Condition Resulting Output

Auto-freeze Forced Black

Frame Sync

N.A.

N.A. = Not Affected—output signal is not affected by this mode setting or input under these signal conditions.

N.A.

Video input present Valid reference input present Normal output

Off Off No video input present Valid reference input present Passes any input signal

On Off No Video input present Valid reference input present Freeze of last good ﬁeld

N.A.

On No Video input present Valid reference input present Black output

N.A.

Video input present Reference input not present Forced to ﬁxed delay mode

N.A.

Video input present Wrong line standard Reference Bad output signal

Unusable output signal if video input and reference are not the same line standard.

Delay

N.A.

Video input present N.A.

Normal output

Off Off No video input present N.A.

Bad output signal

Output will contain EAV/SAV timing reference signals but they will be far from normal line frequency.

On Off No video input present N.A.

Bad output signal

Output will be Freeze of last good ﬁeld before input lost but will be far from normal line frequency.

N.A.

On No video input present N.A.

Bad output signal

Output will be black video but will be far from normal line frequency.

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Side-Power 8981 Manuál s instrukcemi Strana 14