Appendix

Specifications (Con’t)

Acoustics

(IHF A-weighted 1meter) 40dB Max.

 

Sound

 

Residual hum (at volume Max.)

500µW Max.

Practical Max. Audio output (at 10% THD Max.)

5W + 5W Max./12 ohm

Sound distortion (at 250 mw 1KHz)

1% Max.

Audio output (input at 1.4Vp-p)

>=1.0Vp-p

Reliability Requirement

The MTBF is 20,000 hrs. under operation 25+5oC (Half luminosity, motion picture)

Emission Requirement

The unit shall meet the EMI limits in all screen modes as qualified by FCC class B part 15.

Power Management

 

 

 

Mode

H-sync

V-sync

Video

Power dissipation

Normal

Pulse

Pulse

Active

Normal power

Stand-by

No pulse

No pulse

No video

Power off

Power saving

Pulse

No pulse

B

Less than 5 watts

Power saving

No pulse

Pulse

B

Less than 5 watts

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Philips BDS4221/00 user manual Acoustics, Sound, Reliability Requirement, Emission Requirement