BenQ V37X, Product Service Manual, Page: 15 / 192

15
BenQ's LCD TV Product of Reliability Design Guide Date :
25-04-2006 Rev. 1
No Reliability BenQ (Rev.0) BenQ (Rev.1) C3 C4 C5 ORT
are optional.
19 CE Marks Test condition:
1. PLT
2. Voltage Dip: According to EN61000-4-11
3. Current Harmonic: According to EN
61000-3-2
4. Voltage Fluctuation: According to
EN61000-3-3
5. RS Test: According to EN61000-4-3
6. EFT Test (EN55024:1998)
Directive 73/23/EEC;
Directive 89/336/EEC
1. Power Harmonic Test
(EN 61000-3-2 class D)
2. Power Fluctuation Test
(EN61000-3-3)
3. EFT Test (IEC
61000-4-4)
4. Surge Test (IEC
61000-4-5)
5. Power Frequency
Magnetic Field Test
(IEC 61000-4-8)
Voltage Dips and Interruption
Test (IEC 61000-4-11)
2 0 2 1
2.6 Acoustical Noise
With the display operating, the issue of sound is contained within 25 dB/A in the front about 1m at 25
℃
and it should be tested with 360 degree
BenQ's LCD TV Product of Reliability Design Guide
Date :
25-04-2006
Rev. 1
No Reliability BenQ (Rev.0) BenQ (Rev.1) C3 C4 C5 ORT
13 Acoustic
Noise Test
Test condition :
Mode : Seated operator ( ISO7779)
1. Microphone position height at center of
panel.
2. The Microphone angle of sound incidence
is 0°.
3. Test DUT and microphone between
measure distance is 30 cm.
Test condition :
Mode : Seated operator ( ISO7779)
1. Microphone position height at
center of panel.
2. The Microphone angle of sound
incidence is 0°.
3. Test DUT and microphone
between measure distance is 100
2 0 2 2