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5
harman/kardon
CN601
14
MCU_OFF
13
CLOCK/SCL
12
DATA/SDA
11
VFD_CS
10
A
9
IR
8
FRONT_LED
R608
2K
7
6
IR_IN
EC621
5
220uF/6.3V N/A
4
HP_DETECT
3
D
MIC_DETECT
2
Check the capacitor again.
1
MIC_IN
14pin 1.0mm
5VON
CN604
1
A+5V
2
J
3
VOL+
4
VOL-
5
LED_CONTROL
6
6pin 1.0mm
C
CN602
1
2
3
STANDBY
USB5V
4
5
+12V
DM2
6
1
DC_GND
H
DP2
7
2
-12V
8
3
9
4
10
5
11
USB5V
U602
12
+3.3V
RCIamp0514M
13
A+5V
14
5VON
14pin 1.25mm
B
CN603
1
HP_R
HP_DETECT
2
HP_L
3
HP_L
B
4
HP_R
5
MCU_MUTE
6
7
DP2
8
DM2
8pin 1.0mm
A
5
4
LED_CONTROL
R655
4.7K
TP606
-12V
TP607
MIC_DETECT
MIC_IN
TP605
TP601
TP603
TP604
TP608
DGND
DGND
DGND
M601
M602
M603
4
+5V
DM2
USB5V
10
3
1
10
D-
DP2
9
1
2
9
D+
8
2
VCC
GND
GND
7
4
7
C633
6
5
6
104
J601
USB-A-05
J602
6
5
R645
FB601
50R
4
0R
FB602
50R
2
R646
FB603
0R
50R
3
7
8
9
1
CKX-3.5-12-9P
4
3
VFD601
VFD33-1701I
1G
4G
5G
6G
A
A
A
5×7
5×7
5×7
B
B
B
5×7
5×7
5×7
AC_2
D605
1N4148
R636
20K
Layout note:
1. R668, R669 place colsed to Pin5, Pin6.
2. R667 place closed to DC/DC.
EC620
47uF/16V
5VON
VOL+
MCU_OFF
R659
100R
IR
R656
100R
C603
2.2uF
IR_IN
R657
100R
VOL-
MCU_MUTE
R606
100R
R607
100R
STANDBY
IR601
IR
3
2
CIG-VFD 14COLUMNS × 2LINES 5×7 DOT MATRIX
2G
7G
8G
9G
10G
11G
12G
13G
A
A
A
A
A
A
A
5×7
5×7
5×7
5×7
5×7
5×7
5×7
B
B
B
B
B
B
B
5×7
5×7
5×7
5×7
5×7
5×7
5×7
DATA/SDA
CLOCK/SCL
VFD_CS
+3.3V
+40V
+3.3V
+40v
C628
C636
104
104 100V
5VON
U601 EM78P156ELM-G
RA2
1
18
RA2
RA1
RA3
2
17
RA3
RA0
3
16
T0CKI
OSC1/CLKIN
R605
4
15
MCLK/VPP
OSC2/CLKOUT
470R
5
14
VSS
VDD
RB0
6
13
RB0
RB7
7
12
RB1
RB6
MUTE
8
11
RB2
RB5
9
10
RB3
RB4
C604
22P
5VON
5VON
5VON
C606
104
EC602
100uF/16V
Title
HS250 FRONT PANEL: 2line VFD BOARD
Size
Document Number
A3
Date:
2
1
HS 250/230 Service Manual
3G
14G
15G
16G
17G
ROW
A
A
A
A
A
5×7
5×7
5×7
5×7
B
B
B
B
ROW
B
5×7
5×7
5×7
5×7
AC_1
C626
473
RA0
RB6
RB5
RB4
Y601
4.000MHZ
C605
22P
EC601
47uF/16V
070821
Rev
3519C
1.3
Tuesday, August 21, 2007
Sheet
17
of
21
1
Page 57 of 60
D
C
B
A
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