Harman Kardon HK BDS 270

5
5
4
4
3
3
2 1
D D
C C
B B
A
TO POWER BOARD
VOL_-
V5V
VOL_+
VC3.3V
LED_1
VOL_-
VOL_+
VC3.3V
EGND
R679 330R679 330
C627
100pF
C627
100pF
TP66TP66
LED607LED25BLED607LED25B
R682
330
R682
330
R683
330
R683
330
LED606LED25BLED606LED25B
XP807
6PIN/2.0mm
XP807
6PIN/2.0mm
1
1
2
2
3
3
4
4
5
5
6
6
LED604LED25BLED604LED25B LED605LED25BLED605LED25B
R680
330
R680
330
ZD603
3.3HSA
ZD603
3.3HSA
TP61TP61
VR601
VR_5P
VR601
VR_5P
VOL+
1
GND
3
VOL-
2
GND
4
GND
5
ZD604
3.3HSA
ZD604
3.3HSA
TP62TP62
C628
0.1uF
C628
0.1uF
TP63TP63
C626
100pF
C626
100pF
TP64TP64
R657
10K
R657
10K
TP65TP65
R681
330
R681
330
R661 330R661 330
R684
10K
R684
10K
Front Control Board Circuit Diagram: VFD SCH
7-1
7-1
harman/kardon
BDS 270 + 570 Service Manual
Page 66 of 90