Harman Kardon HS 210 Service Manual page 72

5
harman/kardon
D
C
B
A
5
4
VOLUME KNOB
W601
C601 820P
C602 820P
J
A+5V
CN605
6
A+5V
5
4
VOL+
3
VOL-
2
LED_CONTROL
1
6pin 1.0mm DGND
4
3
A+5V A+5V
R616
4.7k
R617 4.7K
C R618 4.7K
Q601
2N3904
B E
LED_CONTROL
A+5V
V611 V612 V613
C614
104
3
2
Q604 Q605
8550 8550
R622 R623 R624 R625
180R 180R 180R 180R
LED603 LED604 LED605 LED606
LED LED LED LED
TP602
DGND
Title
HS2X0 FR0NT PANEL: VFD BOARD 090825
Size Document Number
A3
Date: Monday, March 29, 2010
2
1
HS 2X0/230 Service Manual
D
C
B
A
Rev
6743C 1.3
Sheet 19 of 21
1
Page 72 of 73