5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
FROM SMPS
ON
OFF
OFF
ON
OFF
OFF
ON
ON
PDIP-18
standby
amber light
power on
blue
light
POWER ON
STANDBY
blue color
amber color
3K1 INSTALL
3K1 N/A
DVD280
DVD22
1298C
1.90
DVD
506
FRONT PANEL
C
5
14
Monday, December 08, 2003
Title
Size
Document Number
Rev
Date:
Sheet
of
Harman Kardon, Northridge, California 91329, USA
STANDBY
-24V
-24V
MCU_CLK
STANDBY
MCU_CLK
+5V
+5V
-24V
AC1
-24V
AC2
AC1
AC2
AC2
AC1
IR_IN
+5VDD
IR_OUT
IR_OUT
AC1
AC2
-24V
IR_IN
IR_IN
PRE_MUTE
PRE_MUTE
+5VDD
DGND
DGND
+5V
DGND
DGND
DGND
DGND
+5VDD
DGND
+5VDD
+5VDD
DGND
DGND
DGND
+5VDD
+5VDD
+5VDD
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
+5V
+5VDD
3CB5
103
VFD
1G
2G
3G
4G
5G
6G
7G
8G
9G
10G
3U6
VFD
1
2
4
5
6
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
56
57
7
8
9
10
11
12
13
14
AC1
AC2
1G
2G
3G
P17
P16
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
AC3
AC4
4G
5G
6G
7G
8G
9G
10G
11G
+
3C13
47u/35V
3R13
100K
PT6311
3U2
PT6311
1
2
3
4
5
6
7
8
9
10
11
12
13
14 15 16 17 18
19 20 21 22 23
24 25 26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
SW1
SW2
SW3
SW4
DOUT
DIN
VDD
CLK
STB
KEY1
KEY2
KEY3
KEY4
VD
D
K/
S1
K/
S2
K/
S3
K/
S4
K/
S5
K/
S6
K/
S7
K/
S8
K/
S9
K/
S10
K/
S11
K/
S12
G16/S13
G15/S14
G14/S15
G13/S16
G12/S17
G11/S18
VEE
VDD
G10/S19
G9/S20
G8
G7
G6
G5
G4
G3
G2
G1
VD
D
LED
5
LED
4
LED
3
LED
2
LED
1
VSS
OSC
3J1
PH-3A-2.0mm
1
2
3
GND
+5VDD
STANDBY
3K7
Standy_by
1
2
3
4
3R6
1R
3U1 CF745-04/P
1
2
3
4
5
6
7
8
9
17
18
10
11
12
13
14
15
16
RA2
RA3
T0CKI
MCLK/VPP
VSS
RB0
RB1
RB2
RB3
RA0
RA1
RB4
RB5
RB6
RB7
VDD
OSC2/CLKOUT
OSC1/CLKIN
+
3C5
47uF/35V
3Q1
8050
3
2
1
3K6
Prev
1
2
3
4
+
3C14
100u/10V
3CB1
104
3Y1
4.000M
3CB7
104
3Q2
8550
3
2
1
3K3
Open/Close
1
2
3
4
3R2
4.7K
3U4
IR
3
2
1
VCC
GND
IR
3R3
100R
3R1
10K
3CB9
47P
3K5
Play
1
2
3
4
3CB6
47P
3R4
470R
3R17
2.2K
3K4
Pause
1
2
3
4
3K1
Test
1
2
3
4
+
3C6
47uF/10V
3K9
Dimmer
1
2
3
4
3R21
4.7k
3CB3
104
3R20
4.7k
3R25
4.7K
3R7
4.7K
3R18
33k
3R5
4.7K
3R19
47k
3K8
Stop
1
2
3
4
3R22
4.7K
3LD1
DUAL LED
3C10
22P
3R23
4.7K
3CB2
104
3R24
4.7K
3D6
1N4148
1
2
3K2
Next
1
2
3
4
3R16
4.7K
3D8
1N4148
+
3C15
47u/35V
+
3C9
47uF/35V
+
3C16
47uF/35V
3Q3
8550
3
2
1
3D7
1N4148
3R28
4.7K
3C8
22P
3R12
10K
+
3C2
47uF/35V
3R8
1K
+
3C4
47uF/35V
3DZ1
ZENER 6.2V0.4W
+
3C3
47uF/35V
3D1
1N4148
+
3C12
220uF/10V
3U3
LM9022
1
2
3
4
5
6
7
8
SHUTDOWN
BYPASS
+IN
-IN
VO1
VDD
GND
VO2
CN5
CON13-2.0
1
2
3
4
5
6
7
8
9
10
11
12
13
IR
GND
CLK
GND
DATA
STB
+5V
-24V
AC1
AC2
MCU_CLK
IR_IN
PRE_MUTE
3CB8
105
3D5
1N4148
+
3C1
47uF/35V
3D3
1N4148
3R14
100R
3R9
1R
3R15
100R
+
3C7
47uF/35V
3R11
10K
3R10
10K
3D9
1N4148
3D4
1N4148
3D2
1N4148
3CB4
104