Harman Kardon HS 2X0/230 Series Service Manual page 71

5
harman/kardon
D
C
B
A
5
4
K602 Open/close
2 1
4 3
K601 Standby D602 1N4148
2 1 2 1
D603 1N4148
4 3
2 1
R609 5VON R610
4.7K 4.7K
C
Q602 Q603
8050 8550
B E
R614 R647 R615 R648
200R 200R 510R 510R 5VON
5VON
C634
104
LED601 LED602
R653
15k
R652
100R
R640 U605
0R15 1% NCP3063BPG
A+5V
8
nc SWC
7
Ip SWE
6
A+5V
Vc
5
Cmp Gnd
CE615
+
100UF/16V
C637 R644
C630 105/50V
104 R643
C625 R642
DCGND 1uF/50V NA 510
Function describe: supply power for VFD and VFD driver.
4
3
V601 install hole
V607 install hole
RB6
RA0
RB4
RB5
STANDBY
V615 V614
TR3
10
1 9
C624
8
123pf/50v
2
D606 FR104
7
D608
6
FR104
5
PQ32
1
2
3
Tc
4
20K
150K 5%
DCGND
C636
123p/50V
3
2
V602 install hole V603 install hole
V608 install hole V609 install hole
V610 V605 V604
FB604 EC605
1 ohm 47uF/50V
R638
100R DZ601 ZENER 6.2V 0.4W
R639 100K
2 1
R641
100R
FB605
1 ohm EC614
47uF/50V
CE607 C638
105p/50V
47uF/50V
Title
Size Document Number
A3
Date: Monday, March 29, 2010
2
1
HS 2X0/230 Service Manual
V606 install hole
D
C
AC1
-29V
AC2
B
A
HS2X0 FR0NT PANEL: VFD BOARD 090905
Rev
8742C 1.3
Sheet 18 of 21
1
Page 71 of 73