DOWNLOAD Harman Kardon HK 3490 (serv.man2) Service Manual ↓ Size: 1.91 MB | Pages: 63 in PDF or view online for FREE

Model
HK 3490 (serv.man2)
Pages
63
Size
1.91 MB
Type
PDF
Document
EMC - CB Certificate
Brand
Device
Audio
File
hk-3490-sm2.pdf
Date

Harman Kardon HK 3490 (serv.man2) EMC - CB Certificate ▷ View online

 
 
- Page 19 of 45 - 
 
 
 
 
 Report 
No. 
98503 
 
 
 
14.5.1.2 
a) Thermal links separately approved 
The thermal links in  
main and sub transformer 
separately approved.  
See appended table, list of  
critical components
 
 
b) Thermal links tested as part of the submission   
N/A 
14.5.1.3 
Thermal devices re-settable by soldering 
No thermal devices 
re-settable
 
N/A 
14.5.2.1 
Fuse-links in the mains circuit according to IEC 
60127 
Fuses are approved 
components according to 
IEC 60127. 
See list of critical components
 
14.5.2.2 
Correct marking of fuse-links adjacent to holder 
 ................................................................................. : 
Correct marking applied 
close to the fuses; 
F101: T6.3A L 250V, 
F102: T2.5A L 250V, 
F603, F604: T8A L 250V 
14.5.2.3 
Not possible to connect fuses in parallel  ......... : 
No fuses holder so 
designed that fuse-links  
can be connected in parallel 
14.5.2.4 
Not possible to touch hazardous live parts when 
replacing fuse-links without the use of a tool  .. : 
No replacement of fuses 
possible by hand.
 
14.5.3 
PTC-S thermistors comply with IEC 60730-1 
No PTC’s thermistors.
 
N/A 
 
PTC-S devices (15 W) category V-1 or better 
 
N/A 
14.5.4 
Circuit protectors have adequate breaking 
capacity and their position is correctly marked 
 
N/A 
14.6 Switches 
 
14.6.1 a) 
Separate testing to IEC 61058 including: 
10 000 operations 
Normal pollution suitability 
Resistance to heat and fire level 3 
and 
Make and break speed independent of speed of 
actuation 
V-0 compliance with annex G, G.1.1 
Yes, mains switch and relay 
provided. Certified acc. to  
IEC61058-1.  
 
-  Mains relay, certified by  
 SEMKO. 
-  Mains switch, certified by  
 FIMKO. 
 
See appended table, list of  
critical components. 
 
 
- Page 20 of 45 - 
 
 
 
 
 Report 
No. 
98503 
 
 
 
14.6.1 b) 
Tested in the apparatus: 
 
N/A 
 
Switch controlling > 0.2A with open contact  
voltage > 35 V (peak)/24 V dc complying with 
14.6.3, 14.6.4 and V-0 in annex G, G.1.1 
 
N/A 
 
Switch controlling > 0.2A with open contact  
voltage < 35 V (peak)/24 V dc complying with 
14.6.3 and V-0 in annex G, G.1.1 
 
N/A 
 
Switch controlling < 0.2A with open contact  
voltage > 35 V (peak)/24 V dc complying with  
14.6.4 and V-0 in annex G, G.1.1 
 
N/A 
14.6.2 
Switch tested to 14.6.1 b) constructed to IEC 
61058-1 subclause 13.1 and has making/breaking  
action independent of speed of actuation 
Separately approved relay.
 
N/A 
14.6.3 
Switch tested to 14.6.1 b) compliant with IEC 
61058-1 subclause 16.2.2 d) and  m) not attaining 
excessive temperatures in use 
Separately approved relay.
 
N/A 
14.6.4 
Switch tested to 14.6.1 b) has adequate dielectric 
strength 
Separately approved relay.
 
N/A 
14.6.5 
Mains switch controlling mains socket outlets 
additional tests to IEC 60058-1 
Measured inrush current 
through mains switch is 
< 1 A. 
The measured inrush current 
is less than rated current of 
the mains switch (6A) - O.K. 
 
Measured inrush current 
through mains relay =  
31A + 50 A * 
*) Added current for socket 
  outlet (0.5A x 2 provided)
 
The measured surge current 
value is less than rated inrush 
current rating of the mains 
relay (120A). - O.K. 
 
(The mains socket outlet is 
controlled by the mains relay). 
 
Socket outlet current marking correct 
Adequate current marking  
provided. 
See
 copy of marking plate 
 
 
- Page 21 of 45 - 
 
 
 
 
 Report 
No. 
98503 
 
 
 
14.7 Safety 
interlocks 
No safety interlock
 
N/A 
 
Safety interlocks to 2.8 of IEC 60950 
 
N/A 
14.8 
Voltage setting devices 
and the like
 
No voltage setting devices
 
N/A 
 
Voltage setting device not likely to be changed 
accidentally 
 
N/A 
14.9 Motors 
No motors
 
N/A 
14.9.1 
Endurance test on motors 
 
N/A 
 
Motor start test 
 
N/A 
 
Dielectric strength test 
 
N/A 
14.9.2 
Not adversely affected by oil or grease etc. 
 
N/A 
14.9.3 
Protection against moving parts 
 
N/A 
14.9.4 
Motors with phase-shifting capacitors, three-
phase motors and series motors meet clause. B.8, 
B.9 and B.10 of IEC 60950, Annex B 
No such construction.
 
N/A 
14.10 Batteries 
No batteries
 
N/A 
14.10.1 
Batteries mounted with no risk of accumulation of 
flammable gases 
 
14.10.2 
No possibility of recharging non-rechargeable 
batteries 
 
N/A 
14.10.3 
Recharging currents and times within 
manufacturers limits 
 
N/A 
 
Lithium batteries discharge and reverse currents 
within the manufacturers limits 
 
N/A 
14.10.4 
Battery mould stress relief 
 
N/A 
14.10.5 
Battery drop test 
 
N/A 
14.11 Optocouplers 
No optocouplers
 
N/A 
 
Optocouplers comply with Cl. 8 
 
N/A 
 
Internal and external dimensions to 13.1. or 
alternatively 13.6 (jointed insulation) 
 
N/A 
 
 
- Page 22 of 45 - 
 
 
 
 
 Report 
No. 
98503 
 
 
 
14.12 
Surge suppression varistors 
No surge suppression  
varistors 
N/A 
 
Comply with IEC 61051-2 
 
N/A 
 
Not connected between mains and accessible 
parts except for earthed parts of permanently 
connected apparatus 
 
N/A 
 
Complies with the current pulse, fire hazard and 
thermal stress requirements of 14.12 
 
N/A 
 
 
 
 
15 TERMINALS 
 
15.1.1 
Mains plug, appliance inlet, interconnection 
couplers and mains socket-outlet meet the 
appropriate standard 
Approved mains plug and  
socket-outlet provided, see  
list of critical components. 
 
Overloading of plugs or appliance inlets 
prevented if the apparatus has mains socket 
outlets 
Prevented by the fuse; 
F102 (T2.5A L 250V).
 
 
Overloading of internal wiring prevented if the 
apparatus has mains socket outlets 
No internal wirings for 
socket-outlets.
 
N/A 
15.1.2 
Connectors for antenna, earth, audio, video or data: 
P
 
 
No risk of insertion in mains socket-outlets 
Only phono/RCA, Optical,  
Mini jack and Antenna  
terminals used. Banana  
plug type speaker terminal “ 
also used, but they are  
accepted due to below note. 
 
Note:  
Banana plug type speaker  
terminals are blocked in  
their axial holes to prevent  
use of plugs that can make  
permanent contact with a  
mains socket outlet. 
 
No risk of insertion into audio or video: outlets 
marked with the symbol of 5.2 
No sockets indicated with 
the symbol 
N/A 
15.1.3 
Output terminals of a.c. adaptors or similar 
devices not compatible with household mains 
socket-outlets 
The equipment under test 
is not an adaptor.
 
N/A 
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