DOWNLOAD Harman Kardon HK 3770 (serv.man2) Service Manual ↓ Size: 8.42 MB | Pages: 93 in PDF or view online for FREE

Model
HK 3770 (serv.man2)
Pages
93
Size
8.42 MB
Type
PDF
Document
EMC - CB Certificate
Brand
Device
Audio
File
hk-3770-sm2.pdf
Date

Harman Kardon HK 3770 (serv.man2) EMC - CB Certificate ▷ View online

  
Page 9 of 51
Report No 248607.
 
  
 
 
 
 
 
IEC 60065 
Clause 
Requirement + Test 
Result - Remark 
Verdict
 
TRF No. IEC60065K 
 
 
b) Hazardous live terminals  
No hazardous live terminals. 
The output signal will rise to 
48.1 Vp at maximum output 
power, and 17 Vp at 1/8 output 
power (normal), if the speaker 
load is disconnected in the 
speaker terminal. 
No hazard. 
P 
 
c) Markings on supply output terminals 
No socket outlet for providing 
power to other apparatus 
except USB terminal. 
“5V/2.1A 
”marked for 
USB output terminal. 
P 
5.3 
a) Use of triangle with exclamation mark  
Correct symbol applied: 
- In rear side in connection 
  with CAUTION of opening 
- In circuit diagram 
further, no incorrect use of 
this symbol is found. 
P 
 
b) marking on loudspeaker grille, IEC 60417-5036 
Not used loudspeaker grille 
N/A 
5.4 
Instructions for use 
User information in the 
following language: English 
See comments in Summary 
of Testing. 
P 
5.4.1 
 
a) Mains powered equipment not exposed to 
dripping or splashing. Warning concerning objects 
filled with liquid, etc.  
The user manual includes 
information about danger 
concerning dripping or 
adequate instructions supplied 
splashing and objects filled 
with liquids. 
P 
 
b) Hazardous live terminals, instructions for wiring    No hazardous live terminals. 
N/A 
 
c) Instructions for replacing lithium battery  
No battery 
N/A 
 
d) Class I earth connection warning  
Class II apparatus. 
N/A 
 
e) Instructions for multimedia system connection  
Instructions for multimedia 
system connection provided 
In user manual. 
P 
 
f) Special stability warning for attachment of the 
apparatus to the floor/wall  
No such equipment 
N/A 
 
g) Warning: battery exposure to heat  
No such equipment 
N/A 
 
h) Warning: protective film on CRT face  
No CRT 
N/A 
5.4.2 
a-b) Disconnect device: plug/coupler or all-pole 
mains switch location, accessibility and markings  
Appliance coupler is 
disconnecting device and 
readily operable. 
P 
 
c) Instructions for permanently connected equipment  Not permanently connected 
equipment. 
N/A 
 
Marking, signal lamps or similar for completely 
disconnection from the mains  
Information provided in user 
manual. 
P 
 
  
Page 10 of 51
Report No 248607.
 
  
 
 
 
 
 
IEC 60065 
Clause 
Requirement + Test 
Result - Remark 
Verdict
 
TRF No. IEC60065K 
 
6 Hazardous 
radiation 
 
6.1 
Ionizing radiation < 36 pA/kg (0,5 mR/h)  
No ionizing radiation 
N/A 
 
Ionizing radiation under fault condition  
 
N/A 
6.2 
Laser radiation, emission limits to IEC 60825-1:2007
 ................................................................................... :
No laser radiation 
N/A 
 
Emission limits under fault conditions  ...................... :  
N/A 
 
7 
Heating under normal operating conditions 
 
7.1 
Temperature rises not exceeding specified values; 
fuse links and other protective devices defeated  
No fuse links operate during 
normal operating operation. 
(see appended table 7.1) 
7.1.1 
Temperature rise of accessible parts  
(see appended table 7.1) 
P 
7.1.2 
Temperature rise of parts providing electrical 
insulation  
(see appended table 7.1) 
P 
7.1.3 
Temperature rise of parts acting as a support or as a 
mechanical barrier  
(see appended table 7.1) 
P 
7.1.4 
Temperature rise of windings  
(see appended table 7.1) 
P 
7.1.5 
Parts not subject to a limit under 7.1.1 to 7.1.4 
(see appended table 7.1) 
P 
7.2 
Softening temperature of insulating material 
supporting parts conductively connected to the 
mains carrying a current > 0,2 A at least 150
 o
C  
Appliance inlet is certified by 
IEC/EN 60320-1. 
 
Bobbins for transformer/ line 
filter (base) are made of 
Phenolic. 
 
See appended Table 7.2 for 
AC connector (wafer) CN90, 
CN91. 
P 
 
Constructional requirements with regard to the protection against electric 
shock 
 
8.1 
Conductive parts covered by lacquer, paper, 
untreated textile oxide films and beads etc. 
considered to be bare  
Considered 
P 
8.2 
No shock hazard when changing voltage setting 
device, fuse-links or handling drawers etc.  
Operation “By hand” not 
possible. 
N/A 
8.3 
Insulation of hazardous live parts not provided by 
hygroscopic material  
No hygroscopic materials 
used. 
N/A 
8.4 
No risk of electric shock from accessible parts or 
from parts rendered accessible following the 
removal of a cover which can be removed by hand  
No cover removable by hand  
N/A 
8.5 
Class I equipment  
Class II equipment 
N/A 
 
Basic insulation between hazardous live parts and 
earthed accessible parts  
 
N/A 
  
Page 11 of 51
Report No 248607.
 
  
 
 
 
 
 
IEC 60065 
Clause 
Requirement + Test 
Result - Remark 
Verdict
 
TRF No. IEC60065K 
 
 
Resistors bridging basic insulation complying with 
14.1 a)  
 
N/A 
 
Capacitors bridging basic insulation complying with 
14.2.1 a)  
 
N/A 
 
Protective earthing terminal  
 
N/A 
8.6 
Class II equipment and Class II constructions within 
Class I equipment  
Refer to below 
P 
 
Double or reinforced insulation between hazardous 
live parts and accessible parts  
Double/Reinforced insulation 
complies with requirements 
specified in clause 10 and 13. 
P 
 
Components bridging double or reinforced insulation 
complying with 14.1 a) or 14.3  
The apparatus have isolated 
transformer complies with 
clause 14.3. 
P 
 
Basic insulation bridged by components complying 
with 14.3.4.3.  
No such components. 
N/A 
 
Basic and supplementary insulation each being 
bridged by a capacitor complying with 14.1 a)  
No such capacitors. 
N/A 
 
Double or reinforced insulation being bridged with 2 
capacitors in series complying with 14.2.1 a)  
No such capacitors. 
N/A 
 
Double or reinforced insulation being bridged with a 
single capacitor complying with 14.2.1 b)  
CY91, CY92, CY93, CY94  
and CY95 capacitors bridging 
reinforced insulation in the 
apparatus. 
P 
8.7 
This clause is void  
 
 
8.8 
Basic or supplementary insulation > 0,4 mm (mm) : 
 
N/A 
 
Reinforced insulation > 0,4 mm (mm)  ................... : 
a. Transformers and PFC 
    inductor bobbin ref. 14.3. 
 
b. Optocouplers inner 
    insulation, ref 14.11. 
 
c. Tubing insulation on copper 
    shield.  
  Tested at 3 kVac, 1 min. 
  acc. to clause 10.3. 
P 
 
Thin sheet insulation (excluding non-separable thin 
sheet insulation. See 8.22)  
Thin sheet insulation (tape)  
in TF91, TF92 and TF93 
transformers. 
P 
 
Basic or supplementary insulation, at least two 
layers, each meeting 10.3  
 
N/A 
 
Basic or supplementary insulation, three layers any 
two of which meet 10.3  
 
N/A 
 
Reinforced insulation, two layers each of which meet 
10.3  
 
N/A 
 
Reinforced insulation, three layers any two which 
meet 10.3  
Thin sheet insulation (tape) 
used in TF91, TF92 and TF93 
transformers. 
(see appended table 14.3.3) 
P 
  
Page 12 of 51
Report No 248607.
 
  
 
 
 
 
 
IEC 60065 
Clause 
Requirement + Test 
Result - Remark 
Verdict
 
TRF No. IEC60065K 
 
8.9 
Adequate insulation between internal hazardous live 
conductors and accessible parts  
Double insulated. 
P 
 
Adequate insulation between internal hazardous live 
parts and conductors connected to accessible parts 
Single insulated, but safety 
anchored. 
P 
8.10 
Double insulation between conductors connected to 
the mains and accessible parts. 
Double insulated according to 
8.9 and 10.3 
P 
 
Double insulation between internal hazardous live 
parts and conductors connected to accessible parts.
Single insulated, but safety 
anchored. 
N/A 
8.11 
Detaching of wires  
 
P 
 
No undue reduction of creepages or clearance 
distances if wires become detached  
Inlet connected wires 
hooked-in before soldered. 
Other primary wires connected 
with multi-contact housing. 
P 
 
Vibration test carried out  ........................................ : 
See clause 12.1.2 
— 
8.12 
This clause is void  
 
— 
8.13 
Adequate fastening of windows, lenses, lamp covers 
etc. (pull test 20 N for 10 s)  
Adequately fastened. 
P 
8.14 
Adequate fastening of covers (push/pull test 50 N for 
10 s)  
Covers adequately fastened 
with screws. 
P 
8.15 
No risk of damage to the insulation of internal wiring 
due to hot parts or sharp edges  
Wires safety anchored away 
from parts with high 
temperature. 
P 
8.16 
Only special supply equipment can be used  
Not supplied by a special 
supply apparatus. 
N/A 
8.17 
Insulated winding wire without additional interleaved 
insulation  
No such winding wire 
N/A 
8.18 
Endurance test as required by 8.17  
No such insulation winding is 
used. 
N/A 
8.19 
Disconnection from the mains 
See below 
P 
8.19.1 
Disconnect device  
Appliance coupler is used as 
disconnect devices. 
P 
 
All-pole switch or circuit breaker with >3mm contact 
separation  
No all-pole switch or circuit 
breaker. 
N/A 
8.19.2 
Mains switch ON indication  
No mains switch, however 
LED for ON indication 
provided. 
P 
8.20 
Switch not fitted in the mains cord  
No switch in the mains cord. 
P 
8.21 
Bridging components comply with clause 14  
No such components. 
N/A 
8.22 
Non-separable thin sheet material  
No non-separable thin sheet 
material. 
N/A 
 
Page of 93
Display

Click on the first or last page to see other HK 3770 (serv.man2) service manuals if exist.