Philips DVD741VR - Manual (Page 72)

72 Care and Maintenance, Specifications
Care and Maintenance
Cleaning the DVD/VCR
• Wipe the front panel and other exterior surfaces of the DVD/VCR with a soft,
slightly damp cloth.
• Never use a solvent, thinner, benzene, or alcohol to clean the DVD/VCR. Do not
spray insecticide liquid near the DVD/VCR. Such chemicals may discolor the surface
or damage the DVD/VCR.
Cleaning a Disc
• Use a soft, dry cloth to wipe the Disc.
• Wipe the Disc in a straight line from the center to the edge. Never wipe the Disc in
a circular motion.
• Do not use detergent or abrasive cleaning agents.
• Handle the Discs so fingerprints and dust do not adhere to the Discs.
• Always store the Disc in its protective case when it is not in use.
Checking the Laser
• If the DVD/VCR does not operate as described in this manual, the DVD Player’s
laser may be dirty. Consult an Authorized Service Center for inspection and cleaning
of the laser.
Caring for Video Cassettes
• Use only cassettes with the
mark.
• Remove any light adhesive stick-on notes from the video cassette before putting the
cassette in the VCR. Removable labels can jam the VCR.
Caring for the VCR’s Video Heads
• Periodic maintenance is required to maintain your DVD/VCR’s excellent perfor-
mance.The VCR has an Automatic Head Cleaner. However, the video heads will
require replacement eventually. Only an authorized service center should perform
this service.
Specifications
Video Heads
Four heads - Hi-Fi
Antenna
VHF/UHF – 75 ohm
external antenna terminal
VHF Output Signal
Channel 03 or 04 (switchable)
75 ohms unbalanced
Color System
NTSC
Frequency Response
DVD (linear sound):
20 Hz to 22 kHz (sample rate: 48 kHz)
20 Hz to 44 kHz (sample rate: 96 kHz)
Audio CD: 20 Hz to 20 kHz
Signal-to-Noise Ratio
Audio CD: 110 dB JEITA
(Japan Electronics and Information
Technology Industries Association)
Dynamic Range
DVD (linear sound): 95 dB
Audio CD: 94 dB (JEITA)
Total Distortion Factor
Audio CD: 0.007% (JEITA)
Wow and Flutter
Below the measurement limitation
(±0.001% W PEAK) (JEITA)
Power Requirement
120V AC +/- 10%, 60 Hz +/- 0.5%
Power Consumption
Power on: 25 W
Power off: 7.2 W
Operating Temperature
41°F (5°C) to 104°F (40°C)
Relative Humidity
30% to 80%
Dimensions
17-1/8” (W) x 3-7/8” (H) x 10-1/2” (D)
(435mm x 99mm x 266mm)
Weight
8.8 lbs. (4.0 kg.)
NOTE: Designs and specifications are sub-
ject to change without notice.
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