DOWNLOAD Harman Kardon SOUNDSTICKS III (serv.man2) Service Manual ↓ Size: 2.1 MB | Pages: 85 in PDF or view online for FREE

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SOUNDSTICKS III (serv.man2)
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85
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2.1 MB
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PDF
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EMC - CB Certificate
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Device
Audio
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soundsticks-iii-sm2.pdf
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Harman Kardon SOUNDSTICKS III (serv.man2) EMC - CB Certificate ▷ View online

IEC 60950-1 (ed.1)
 
 
- Page 1 of 8 - 
 
 
www.nemko.com 
Report No.   158002 
 
 
ATTACHMENT: AUSTRALIAN  / NEW ZEALAND DIFFERENCES 
Test results according to CB BULLETIN 
 
Clause 
Requirements – Test 
Result – Remark 
Verdict
ZZ.1 Introduction 
This Annex sets out variations between this Standard and IEC 60950-1:2001. These variations indicate 
national variations for purposes of the IECEE CB Scheme and will be published in the IECEE CB Bulletin. 
These variations are indicated within the body of the Standard. 
ZZ.2 Variations 
The variations are as follows: 
1.2 
Between the definitions for ‘Person, service’ and 
‘Range, rated frequency’ insert the following: 
POTENTIAL IGNITION SOURCE
 1.2.12.201
Considered. P 
1.2.12.15  After the definition 1.2.12.15, add the following: 
1.2.12.201 
POTENTIAL IGNITION SOURCE:
 
Possible fault which can start a fire if the open- 
circuit voltage measured across an interruption or 
faulty contact exceeds a value of 50 V (peak) a.c. 
or d.c. and the product of the peak value of this 
voltage and the measured r.m.s. current under 
normal operating conditions exceeds 15 VA. 
Such a faulty contact or interruption in an 
electrical connection includes those which may 
occur in CONDUCTIVE PATTERNS on PRINTED 
BOARDS. 
NOTE 201: An electronic protection circuit may be used 
to prevent such a fault from becoming a POTENTIAL 
IGNITION SOURCE. 
NOTE 202: This definition is from AS/NZS 60065:2003.
Considered. P 
1.5.1 
Add
 the following to the end of first paragraph: 
‘or the relevant Australian/New Zealand 
Standard’. 
All critical components are IEC 
and UL certified. 
1.5.2 
Add
 the following to the end of first and third 
dash items: 
‘or the relevant Australian/New Zealand 
Standard’. 
All critical components are IEC 
and UL certified. 
2.1 
Delete
 the Note 
Considered. 
 
3.2.3 
Delete
 Note 2 
The equipment is not intended 
for permanent connection to the 
mains. 
N/A 
IEC 60950-1 (ed.1)
 
 
- Page 2 of 8 - 
 
 
www.nemko.com
 
Report No.   158002 
 
 
 
3.2.5.1 
Modify
 Table 3B as follows: 
Delete
 the first four rows and replace with 
Delete
 Note 1. 
Class III equipment 
N/A 
4.3.6 
Replace
 paragraph three with: 
Equipment with a plug portion, suitable for 
insertion into a 10 A 3-pin flat-pin socket-outlet 
complying with AS/NZS 3112, shall comply with 
the requirements in AS/NZS 3112 for equipment 
with integral pins for insertion into socket-outlets.
Class III equipment 
N/A 
4.3.13.5  Add the following to the end of first paragraph: 
‘or AS/NZS 2211.1’. 
No laser used, LEDs provided 
are diffuse. 
N/A 
4.7 
Add
 the following paragraph: 
For alternative tests refer to Clause 4.7.201. 
Alternative tests not performed. 
N/A 
IEC 60950-1 (ed.1)
 
 
- Page 3 of 8 - 
 
 
www.nemko.com
 
Report No.   158002 
 
 
 
4.7.201 
Add
 the following after Clause 4.7.3.6: 
4.7.201 Resistance to fire – Alternative tests 
4.7.201.1 General 
Parts of non-metallic material shall be resistant to 
ignition and spread of fire. 
This requirement does not apply to decorative 
trims, knobs and other parts unlikely to be ignited 
or to propagate flames originating from inside the 
apparatus, or the following: 
a) Components that are contained in an enclosure 
having a flammability category of FV-0 according 
to AS/NZS 4695.707 and having openings only for 
the connecting wires filling the openings 
completely, and for ventilation not exceeding 1 
mm in width regardless of length. 
b) The following parts which would contribute 
negligible fuel to a fire: 
- small mechanical parts, the mass of which does 
not exceed 4 g, such as mounting parts, gears, 
cams, belts and bearings; 
- small electrical components, such as capacitors 
with a volume not exceeding 1750mm
3
, integrated 
circuits, transistors and optocoupler packages, if 
these components are mounted on material of 
flammability category FV-1, or better, according to 
AS/NZS 4695.707. 
NOTE: In considering how to minimize propagation of fire and 
what ‘small parts’ are, account should be taken of the 
cumulative effect of small parts adjacent to each other for the 
possible effect of propagating fire from one part to another. 
Compliance shall be checked by the tests of 
4.7.201.2, 4.7.201.3, 4.7.201.4 and 4.7.201.5. 
For the base material of printed boards, 
compliance shall be checked by the test of 
4.7.201.5. 
The tests shall be carried out on parts of non-
metallic material which have been removed from 
the apparatus. When the glow-wire test is carried 
out, the parts shall be placed in the same 
orientation as they would be in normal use. 
These tests are not carried out on internal wiring.
4.7.201.2 Testing of non-metallic materials 
Parts of non-metallic material shall be subject to 
the glow-wire test of AS/NZS 60695.2.11 which 
shall be carried out at 550°C.
 
All materials have suitable flame 
class, no testing required. 
N/A 
IEC 60950-1 (ed.1)
 
 
- Page 4 of 8 - 
 
 
www.nemko.com
 
Report No.   158002 
 
 
 
4.7.201 
Parts for which the glow-wire test cannot be 
carried out, such as those made of soft or foamy 
material, shall meet the requirements specified in 
ISO 9772 for category FH-3 material. The glow-
wire test shall not be carried out on parts of 
material classified at least FH-3 according to ISO 
9772 provided that the sample tested was not 
thicker than the relevant part. 
4.7.201.3 Testing of insulating materials 
Parts of insulating material supporting 
POTENTIAL IGNITION SOURCES 
shall be 
subject to the glow-wire test of AS/NZS 
60695.2.11 which shall be carried out at 750°C 
The test shall also be carried out on other parts of 
insulating material which are within a distance of 3 
mm of the connection. 
NOTE: Contacts in components such as switch 
contacts are considered to be connections. 
For parts which withstand the glow-wire test but  
produce a flame, other parts above the connection 
within the envelope of a vertical cylinder having a 
diameter of 20 mm and a height of 50 mm shall be 
subjected to the needle-flame test. However, parts 
shielded by a barrier which meets the needle-flame 
test shall not be tested.The needle-flame test shall be 
made in accordance with 
AS/NZS 4695.2.2 with the 
following modifications: 
 
All materials have suitable flame 
class, no testing required. 
N/A 
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