DOWNLOAD Harman Kardon TU 970II (serv.man4) Service Manual ↓ Size: 1.56 MB | Pages: 32 in PDF or view online for FREE

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TU 970II (serv.man4)
Pages
32
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1.56 MB
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PDF
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EMC - CB Certificate
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Device
Audio
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tu-970ii-sm4.pdf
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Harman Kardon TU 970II (serv.man4) EMC - CB Certificate ▷ View online

Page 19 of 24 
Report Reference No.: CPSA0106916 
 
Clause 
Requirement – Test 
Result - Remark 
Verdict 
 
Test Report EN 60065E Rev. 00 / 2004-09 
 
ZB 
ANNEX ZB TO EN 60 065, SPECIAL NATIONAL CONDITIONS 
⎯ 
2.6.1 
DK: certain types of Class I apparatus, see 15.1.1, 
may be provided with a plug not establishing 
earthing continuity when inserted in Danish socket-
outlets 
 N 
13.3.1 
NO: In Norway, due to IT power distribution system 
used, the a.c. MAINS supply voltage is considered 
to be equal to the line-to-line voltage, and will 
remain 230V in case of a single earth fault. 
 N 
15.1.1 
DK: mains cord for single-phase equipment having 
a rated current not exceeding 10 A shall be 
provided with a plug according to Heavy Current 
Regulations Section 107-2-D1 
 N 
 
DK: Class I equipment with socket-outlets with 
earthing contact, or which are intended to be used 
in locations where protection against indirect 
contact is required shall be provided with a plug in 
compliance with Standard Sheet DK 2-1a 
 N 
 
DK: socket-outlets for providing power to Class II 
equipment with a  rated current of 2,5 A shall have 
dimensions according to the drawing on page 131 
of EN 60 065:98 other dimensions shall be to 
IEC 60 083 Standard Sheet C 1a for portable 
socket-outlets 
 N 
 
DK: mains socket-outlets with earthing contact 
shall comply with Heavy Current Regulations 
Section 107-2-D1, Standard Sheet DK 1-3a, 
DK 1-5a or DK 1-7a 
 N 
 
GB: equipment fitted with a flexible cable or cord 
provided with a 13A BS 1363 plug as in Statutory 
Instrument 1768:94 
 P 
 
IE: equipment fitted with a flexible cable or cord 
provided with a 13 A plug in accordance with 
Statutory Instrument 525:97 
 N 
 
NO: mains socket-outlets on Class II equipment meet CEE Publication 7 with the 
following amendments: 
⎯ 
 
- dimensions 2,5 A, 250 V socket-outlets shall 
comply with Standard Sheet 1 page 132 of 
EN 60 065:98 
 N 
 
- mechanical strength 2,5 A, 250 V socket-outlets 
tested as specified in EN 60 065, 12.1.3 
 N 
 
- protecting rim also tested 
 
 
NO: method b) of 8.1 is not permitted. Double or 
reinforced insulation is required between parts 
connected to the mains and parts connected to the 
public telecommunications network 
 N 
Page 20 of 24 
Report Reference No.: CPSA0106916 
 
Clause 
Requirement – Test 
Result - Remark 
Verdict 
 
Test Report EN 60065E Rev. 00 / 2004-09 
 
J.2 
NO: In Norway, due to IT power distribution system 
used, the a.c. MAINS supply voltage is considered 
to be equal to the line-to-line voltage, and will 
remain 230V in case of a single earth fault. 
 N 
ZC 
ANNEX ZC TO EN 60 065, A-DEVIATIONS 
⎯ 
DE: additional markings required in German language: 
⎯ 
 
- cathode ray tubes with an accelerating voltage 
between 20 kV and 30 kV (marking on the tube) 
No CRT 
 
- TV receivers whose picture tube has an 
accelerating voltage between 20 kV and 30 kV 
 N 
 
- TV receivers whose picture tube has an 
accelerating voltage greater than 30 kV 
 N 
 
- TV receivers whose picture tube has an 
accelerating voltage less than 20 kV 
 N 
5.1 
IT: additional markings on the outside of the TV 
receiver in Italian language 
No TV receiver 
 
IT: user instructions in Italian language including a 
conformity declaration 
 N 
 
IT: certification number on the back cover 
 
14 
SE: Switches containing mercury such as 
thermostats, relays and level controllers are not 
allowed. 
 N 
 
Page 21 of 24  
Report Reference No.: CPSA0106916 
 
Clause 
Requirement – Test 
Result - Remark 
Verdict 
 
Test Report EN 60065E Rev. 00 / 2004-09 
 
7.1 
TABLE: temperature rise measurements 
 
Power consumption in the OFF/Stand-by(W)  
3,8 W 
— 
 
Position of the functional switch .............................. : 
On front 
— 
 
- Continuous operation. 
Un (V) 
In (A) 
Pn (W) 
Pout (W) 
Operation mode 
207 V / 50 Hz 
0,06 
10,0 
— 
230 V / 50 Hz 
0,06 
11,4 
— 
253 V / 50 Hz 
0,07 
13,0 
— 
Stand-by mode 
207 V / 50 Hz 
0,02 
2,5 
— 
230 V / 50 Hz 
0,03 
3,0 
— 
253 V / 50 Hz 
0,05 
3,8 
— 
 
      
Loudspeaker impedance (Ω) .................................. : 
 
— 
      
Several loudspeaker systems 
 
 
      
Marking of loudspeaker terminals 
 
 
Monitored point: 
Measured dT(K) 
207 V/50 Hz 
Measured dT(K) 
253 V/50 Hz 
Limit dT (K) 
Main transformer (T901) core 
19,9 
25,2 
75 
Primary connector (CN91) 
10,8 
12,5 
Secondary wire (BN92) 
14,0 
16,7 
50 
PCB near T901 
13,9 
16,9 
85 
PCB near D901 
39,0 
43,7 
85 
PCB near IC92 
25,3 
38,2 
85 
Bushing body 
6,4 
6,6 
45 
Standby switch knob 
4,4 
4,8 
40 
Top enclosure above T901 
5,1 
5,6 
30 
ANTENNA DAB 
8,7 
8,4 
20 
Room ambient 
23,8 °C 25,4 
°
 
      
Winding temperature rise measurements 
      
Ambient temperature t1 (
o
C)  .................................. :      25,5 
— 
      
Ambient temperature t2 (
o
C)  .................................. :      1) 23,8 / 2) 25,4 
— 
Temperature rise dT of winding: 
R
1
 (Ω) 
R
2
 (Ω) 
dT (K) 
Limit dT (K)  Insulation 
class 
Page 22 of 24  
Report Reference No.: CPSA0106916 
 
Clause 
Requirement – Test 
Result - Remark 
Verdict 
 
Test Report EN 60065E Rev. 00 / 2004-09 
 
1) T901 (207 V, 50 Hz) 
107,74 
116,12 
18,5 
75 
2) T901 (253 V, 50 Hz) 
107,74 
119,30 
26,1 
75 
 
10.3 
TABLE: insulation resistance measurements 
 
Insulation resistance R between: 
R (MΩ) 
Required R (MΩ) 
Between mains poles (primary fuse disconnected) 
> 100 
Between parts separated by basic or supplementary insulation 
Between parts separated by double or reinforced insulation 
> 100 
 
10.3 
TABLE: electric strength measurements 
 
Test voltage applied between: 
Test voltage (V) 
Breakdown 
Mains poles (primary fuse disconnected) 
2120 Vpeak 
No 
Between parts separated by basic or supplementary insulation 
Between parts separated by double or reinforced insulation 
4240 Vpeak 
No 
 
11.2 
TABLE: summary of fault condition tests 
      
Voltage (V) 0,9 or 1,1 times rated voltage .............. : 253 V 
— 
      
Ambient temperature (
o
C)  ...................................... : 24,4 °C–26,7 °C 
— 
 
No.  Component 
No. 
Fault 
Test  
voltage 
(V) 
Test 
Time 
Fuse 
No. 
Short 
current 
(A) 
Result 
D906 
S/C 
253 
199 min
F901 
0,04 
D907 damaged. 
After 150 min immediately unit shutdown. 
No hazard. 
2 D903 S/C 
253 30 
min
F901 
Transformer Pri. Winding heated up to 
106,3 K and thermal fuse opened. 
No hazard. 
3 D908 S/C 
253 
140 min
F901 
0,10 
Temperature stabilized at T901 winding: 
99,3 K, PCB (T901): 50,5 K, 
 Ambient: 24,4 °C. No hazard. 
4 D909 S/C 
253 18 
min
F901 
Transformer Pri. Winding heated up to 
110,4 K and thermal fuse opened. 
No hazard. 
5 D912 S/C 
253 14 
min
F901 
Transformer Pri. Winding heated up to 
106,1 K and thermal fuse opened. 
No hazard. 
6 D904 S/C 
253 23 
min
F901 
Transformer Pri. Winding heated up to 
109,9 K and thermal fuse opened. 
No hazard. 
7 C930 S/C 
253 27 
min
F901 
Transformer Pri. Winding heated up to 
124,5 K and thermal fuse opened. 
No hazard. 
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