DOWNLOAD JBL ENCOUNTER (serv.man6) Service Manual ↓ Size: 3.02 MB | Pages: 82 in PDF or view online for FREE

Model
ENCOUNTER (serv.man6)
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82
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3.02 MB
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PDF
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EMC - CB Certificate
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Device
Audio
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encounter-sm6.pdf
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JBL ENCOUNTER (serv.man6) EMC - CB Certificate ▷ View online

IEC 60950
Clause
Requirement 
 Test
Result - Remark
Verdict
TRF No.:
 I950___D
TRF originator: FIMKO
Page 19 of 74
<E 2060978E01>
2.7.3
Short-circuit backup protection
Pluggable equipment type A,
the building installation is
considered as providing short
circuit protection.
P
2.7.4
Number and location of protective devices  ............: Overcurrent protection by built-
in thermal fuse.
P
2.7.5
Protection by several devices
Only one thermal fuse.
N
2.7.6
Warning to service personnel
With reversible plug to the
mains, hazardous voltage may
be still present in the
equipment after the internal
thermal fuse opens. However,
as it is considered that the plug
to the mains will be
disconnected during service
work, no marking were
requested.
P
2.8
Safety interlock
No operator accessible areas which presents hazards in the meaning of this
standard.
N
2.8.2
Design
N
2.8.3
Protection against inadvertent reactivation
N
2.8.4
Reliability
N
2.8.5
Overriding an interlock
N
2.8.6.1
Contact gap (m)  ......................................................:
N
2.8.6.2
Switch performing 50 cycles
N
2.8.6.3
Electric strength test: test voltage (V)  .....................:
N
2.8.7
Protection against overstress
N
2.9
Clearances, creepage distances and distances through insulation
P
Nominal voltage (V) .................................................: AC 230V
General
P
2.9.2
Clearances
See below
P
IEC 60950
Clause
Requirement 
 Test
Result - Remark
Verdict
TRF No.:
 I950___D
TRF originator: FIMKO
Page 20 of 74
<E 2060978E01>
2.9.2.1
Clearances in primary circuits
(see appended table 2.9.2 and
2.9.3)
P
2.9.2.2
Clearances in secondary circuits
(see appended table 2.9.2 and
2.9.3)
P
2.9.3
Creepage distances
(see appended table 2.9.2 and
2.9.3)
P
CTI tests  ..................................................................: CTI rating for all materials of
min. 100.
2.9.4.1
Minimum distances through insulation
(see appended table 2.9.4)
P
2.9.4.2
Thin sheet material
No thin sheet insulation
material.
N
Number of layers (pcs) ............................................:
N
Electrical strength test: test voltage (V)  ..................:
N
2.9.4.3
Printed boards
Not applied for
N
Distance through insulation .....................................: (see appended table 2.9.4)
N
Electric strength test at voltage (V) for thin sheet
insulating material  ...................................................:
(see appended table 5.3)
N
Number of layers (pcs) ............................................:
N
2.9.4.4
Wound components without interleaved insulation
No wound components
without interleaved insulation.
(see appended table 2.9.4 and
Annex U)
N
Number of layers (pcs) ............................................:
N
Two wires in contact inside component;
angle between 45
°
 and 90
°
N
Routine testing for finished component
N
2.9.5
Distances (mm) on coated printed boards  .............: No coated printed wiring
boards.
N
Routine testing for electric strength
N
2.9.6
Enclosed and sealed parts
No hermetically sealed
components. (see appended
table 5.3)
N
Temperature T1 (
°
C) ...............................................:
N
Humidity %  ..............................................................:
N
2.9.7
Spacing filled by insulating compound
No component applied for. 
N
Temperature T1 (
°
C) ...............................................:
N
Humidity %  ..............................................................:
N
2.9.8
Component external terminations
(see appended table 2.9.2 and
2.9.3)
N
IEC 60950
Clause
Requirement 
 Test
Result - Remark
Verdict
TRF No.:
 I950___D
TRF originator: FIMKO
Page 21 of 74
<E 2060978E01>
2.9.9
Insulation with varying dimensions
Insulation kept homogenous.
(see appended table 2.9.2,
2.9.3 and 2.9.4)
N
2.10
Interconnection of equipment
P
2.10.1
General requirements
The power supply adapter is
not considered for connection
to TNV.
N
2.10.2
Type of interconnection circuits  ..............................: Interconnection circuits of
SELV through sec o/p cable.
No ELV interconnection
circuits.
P
2.10.3
ELV circuits as interconnection circuits
No ELV interconnection.
N
2.11
Limited power source
N
Use of limited power source  ...................................: Supply from the mains. The
testing whether the o/p
complies with the requirements
of the limited power source
should be conducted with the
approval of the end system.
N
3
WIRING, CONNECTIONS AND SUPPLY
P
3.1
General
P
3.1.1
Cross-sectional area of internal
wiring/interconnecting cables
(see appended table 5.1)
P
Protection of internal wiring and interconnecting
cables
P
3.1.2
Wireways
Wires do not touch sharp
edges, which could damage
the insulation and cause
hazard.
P
IEC 60950
Clause
Requirement 
 Test
Result - Remark
Verdict
TRF No.:
 I950___D
TRF originator: FIMKO
Page 22 of 74
<E 2060978E01>
3.1.3
Fixing of internal wiring
For primary wires with double
insulation, and the end of lead
wires are secured by soldering
and additional extruded tubing.
For secondary wires soldering
to secondary windings or pcb
and additional extruded tubing.
P
3.1.4
Fixing of uninsulated conductors
P
3.1.5
Insulation of internal wiring
The insulation of the individual
conductors is suitable for the
application and the working
voltage. For the insulation
material see 3.1.1.
P
3.1.6
Wires coloured green/yellow only for protective
earth connection
See 2.5.5.
N
3.1.7
Fixing of beads and similar ceramic insulators
Not used.
N
3.1.8
Required electrical contact pressure
N
3.1.9
Reliable electrical connections
All current carrying connections
are metal to metal
P
3.1.10
End of stranded conductor
No risk of stranded conductors
coming loose.
P
3.1.11
Use of spaced thread screws/thread-cutting screws No self tapping screws are
used in electrical connection
N
3.2
Connection to primary power
P
3.2.1
Type of connection ..................................................: The adaptor provided with a
mains plug which is integral
with the adaptor.
P
Design of product with more than one supply
connection ...............................................................:
Only for one mains connection
N
3.2.2
Provision for permanent connection .......................: See clause 3.2.1
N
Size (mm) of cables and conduits  ..........................:
N
3.2.3
Appliance inlet
No appliance inlet.
N
3.2.4
Type and cross-sectional area (mm²) of power
supply cord  ..............................................................:
Direct plug-in type
N
3.2.5
Cord anchorage                                               
N
Test: 25 times; 1 s; pull (N) .....................................:
Longitudinal displacement 
 2 mm .........................:
N
3.2.6
Protection of power supply cord
Direct plug-in type
N
3.2.7
Cord guard 
not hand-held equipment
N
D (mm)  ....................................................................:
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