Harman Kardon HS 250 - Page 59

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
J
3518C 1.1
HS250 FRONT PANEL: Volume board 070324
A3
19 21Tuesday, August 21, 2007
Title
Size Document Number Rev
Date: Sheet
of
VOL-
VOL+
LED_CONTROL
A+5V
LED_CONTROL
VOL-
VOL+
A+5V A+5V
DGND
A+5V
A+5V
DGND
LED604
LED
V613
G
VOLUME KNOB
W601
1 2 3 4 5
GND VOL- VOL+ 1 2
C601 820P
R622
180R
C614
104
TP602
LED606
LED
C
BE
3
2 1
Q601
8050
LED605
LED
R618 4.7K
R624
180R
C
BE
3
2 1
Q604
8550
C
BE
3
2 1
Q605
8550
LED603
LED
R617 4.7K
R625
180R
CN605
6pin 1.0mm
1
2
3
4
5
6
R623
180R
R616
4.7k
C602 820P
V611
G
V612
G
harman/kardon
HS 250/230 Service Manual
Page 59 of 60