DOWNLOAD Harman Kardon DVD 23 (serv.man10) Service Manual ↓ Size: 2.12 MB | Pages: 48 in PDF or view online for FREE

Model
DVD 23 (serv.man10)
Pages
48
Size
2.12 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
dvd-23-sm10.pdf
Date
PREV: Harman Kardon DVD 23 (serv.man9) User Manual / Operation Manual

Harman Kardon DVD 23 (serv.man10) Service Manual ▷ View online

5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
AML3278
Loader
DV342
Motor Driver
BA5888FP
SDRAM
4*16Mb
SDRAM
4*16Mb
EEPROM
24C02
Flash
16Mb
OTG242
Front USB
plug 1
or rear USB
plug 2
Rear USB
plug 1
MPEG
VFD Driver
LC75710NE
Display
VFD
MCU
CF745
Functional
buttons
IR
receiver
Power
indicator
Standby control
Video
Output
Block
ADA4410-6
Scart out/in
YPbPr output
CVBS output
S-Video output
Front Panel Board
Coaxial Output
Optical Output
HDMI Block
HDMI output
only for DVD29
WM8728
Audio DAC
DVD23 BLOCK DIAGRAM
Sil9030
M1
M2
NJM2561
(EU version only)
Downmix line output
pre-amp
LM833M
74HC14
IR in
IR In/Out Block
IR out
SMPS Board
Supply power for all boards
only for DVD29
BLOCK DIAGRAM
1.3
DVD23 DIAGRAM                                 051118
A3
1
15
Friday, December 16, 2005
Title
Size
Document Number
Rev
Date:
Sheet
of
AC Power cord
harman/kardon
Service manual DVD23EU
Page 25 of 48
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
IN/O
O
U
T
LO
AD
-
GND IN/O
O
U
T
LO
AD
+
6 pins
5 pins
24 pins
DVD23 WIRING DIAGRAM
-29V
2
6
AC2
MCU_
MUTE
MCU_
OFF
5
4
7
3
1
5
1
3 4
2
2
1
15
9
16
10
14
11
13
12
5
4
6
3
7
8
TRACK+
C
GND-PD
F
NC
FOCUS+
B
DVDRFP
E
S5V
VC_OPU
CD_DVD
D
A
TRACK-
CD_VR
17
18
19
20
21
22
23
24
LD-DVD
HFM
MD
NC
GND-LD
CD-LD
DVD_VR
FOCUS-
3
2
SLED+
SPIN-
1
6
5
GND
SPIN+ LIM
IT
4
SLED-
1825C: from 1
1826C: from 300
1824C: from 400
1823C: from 500
1827C: from 600
 CNT REF NO. ASSIGNMENT
CN4
CN2
CN5
CN3
IR_IN
USB5V
GND
2
STANDBY
C
N
501
CN503
1
3
5VON
AC
AC
1 2
~100-240V
C
N
401
CN402
14 pins
C
N
304
MCU_MUTE
RB5
3
4
IR_IN
5
2
IR
GND
RA1
MCU_OFF
6
1
CN403
7
7 pins
C
N
404
3
STANDBY
2 1
5VO
N
GND
9
D+5
V
11
8
VFD_STB
13
CLOCK/SCL
10
GND
IR
DATA/SDA
12
GND
AC1
IR_IN
8
GND
1
GND
9
Filter_Sel_A
14
6
TVFO
RM
AT0
11
GND
G/
Y/
Y
R/Cr/Pr
GND
2
CN9
7
13
GND
V_COM
P
12
5
4
RGB_SWITCH
10
3
B/Cb/Pb
15 16
Filter_Sel_B
TVFO
RM
AT1
GND
9
16
4
15
5
13
8
14
6
11
2
7
12
1
3
10
CN8
AL
RCK
GND
ADATA2
ADATA0
GND
CLOCK/SCL
ASCLK
GND HW
_M
UTE
MCU_
MUTE
AM
CLK
ADATA1
GND
DATA/SDA
GND
16 pins
16 pins
C
N
305
2
DP2
GND
GND
4
DM2
3
CN6
1
3
CN7
DP1
2
GND
DM1
GND
4
1
CN301
+12V
-12V
GND
6
USB5V
GND
GND
5
4
A+5V
8
9
5VON
1
3
7
C
N
302
4 pins
C
N
303
4 pins
4
8
6
3
GND
9
GND
D+5V
+12V
GND
2
7
+3.3V
10
A+5V
GND
5
S+5V
CN1
GND
1
GND
2
C
N
502
POWER SWTICH
2
1
4
7
+3.3V
GND
8
D+5V
GND
S+5V
2
6
+12V
CN505
5
GND
1
10
9
3
A+5V
GND
GND
2
9
A+5V
USB5V
5VON
8
CN506
+12V
GND
5
6
7
1
USB5V
3
-12V
GND
GND
4
CN504
GND
3
1
USB5V
2
USB5V
10
GND
10
GND
optional
1828C: from 700 (spared USB board)
11
3.3V
11
3.3V
GND
14 15 16
3.3V 3.3V
only for
DVD29
WIRING DIAGRAM
1.3
DVD23 DIAGRAM                                 051118
A3
2
15
Friday, December 16, 2005
Title
Size
Document Number
Rev
Date:
Sheet
of
1824C-1B
FRONT PANEL BOARD
DV342
LOADER
1825C
MAIN BOARD
1823C
SMPS
1824C-1A
FRONT PANEL BOARD
1827C
REMO
TE CO
NTRO
L BO
ARD
1826C
AUDIO IN/OUT BOARD
AC Power cord
harman/kardon
Service manual DVD23EU
Page 26 of 48
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
Work light
FROM SMPS
Blue LED 
short feet
4.2V(forward)
orange LED  
long feet 
2.2V(formard)
H=work
L=standby
standby light
1: working unit
0: unit in standby mode
standby
connect   base
1824C-A
1.0
DVD23 FRONT PANEL: key board          050907
A3
15
15
Friday, January 13, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
RB4
RB1
RB6
OSCOUT
OSCIN
RB7
MCU_OFF
RB5
RA1
MCU_MUTE
RA1
RA0
MCU_OFF
RB5
IR
IR
MCU_
MUTE
VDD
GND
GND
GND
GND GND
GND
+5V
GND
+5V
GND
GND
3Y1
4 MHz
3K4
Pause
1
4
3
2
+
3C22
47uF/10V
3Q3
8550
3D9
1N4148
1
2
3R2
1K
3R22
4.7K
3R19
470R
3CB2
104
3R1
10K
3R5
4.7K
3K5
Play
1
4
3
2
3J2
7pin 1.25mm
1
2
3
4
5
6
7
3R4
120R
3K6
Prev
1
4
3
2
3C16
22pF
3R33
4.7K
3R29
4.7K N/A
3Q1
8050
3K8
Stop
1
4
3
2
3LD1
3U2
IR
3
2
1
VCC
GND
IR
3R26
4.7K
3CB3 104
3U1
CF745/PIC16F52
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
3R21
470R
3K2
Next
1
4
3
2
DOT3
1
1
3R8
100
3R27
4.7K N/A
3R24
4.7K
3FB1
L
3R3
1K
+
3C8
47uF/10V
3CB6
104
3CB1
104
3R28
4.7K N/A
3CB8
104
3C15
22pF
3K1
Dimmer
1
4
3
2
3R35
4.7K
CN1
PH-3A-2.0mm
1
2
3
GND
+5VDD
STANDBY
3Q2
8550
3K7
Standy_by
1
4
3
2
harman/kardon
Service manual DVD23EU
Page 27 of 48
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
1824C-B
1.0
DVD23 FRONT PANEL: VFD board               050831
A3
15
15
Friday, January 13, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
G1
AM
36
AM32
AM
37
AM
11
AM29
AM
14
AM
4
AM26
AM
12
AM
10
AM
3
AM
35
AM17
AM27
AM
6
AM25
AM18
AM
9
AM
33
AM
5
AM
16
AM31
AM
1
AM
38
AM19
AM21
AM28
AM24
AM
8
AM22
AM
2
AM20
AM30
AM
15
AM
34
AM
7
AM23
AM
13
G9
G7
G5
G1
0
G6
G1
1
G2
G3
G1
2
G8
G1
3
G4
AM
35
AM
34
AM
33
AM
32
AM
31
AM
30
AM
29
AM
28
AM
27
AM
26
AM
25
AM
24
AM
23
AM
22
AM
21
AM
20
AM
19
AM
18
AM
17
AM
16
AM
15
AM
14
AM
13
AM
12
AM
11
AM
10
AM
9
AM
8
AM
7
AM
6
AM
5
AM
4
AM
3
AM
2
AM
1
AM
38
AM
37
AM
36
G1
3
G1
2
G1
1
G1
0
G9
G8
G7
G6
G5
G4
G3
G2
G1
VFD_STB
DATA/SDA
CLOCK/SCL
IR
MCU_OFF
IR_IN
MCU_MUTE
AC1
-29V
AC2
+3.3V
+3.3V
VFD_STB
DATA/SDA
AC2
MCU-MUT
IR_IN
MCU_OFF
AC1
-29V
CLOCK/SDA
IR
RA1
RB5
GND
GND
GND
+3.3V
GND
GND
CB1
47uF/50V
J2
16pin 1.25mm
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
K1
OPEN
1
4
3
2
R3 3.3K
C1
2.2uF
LC75710NE
3U4
LC75710NE
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
53
54
55
56
57
58
59
60
61
62
63
64
AM
1
AM
2
AM
3
AM
4
AM
5
AM
6
AM
7
AM
8
AM
9
AM
10
AM
11
AM
12
AM
13
AM
14
AM
15
AM
16
AM17
AM18
AM19
AM20
AM21
AM22
AM23
AM24
AM25
AM26
AM27
AM28
AM29
AM30
AM31
AM32
AM
33
AM
34
AM
35
AA1
AA2
AA3
AA4/G16
AA5/G15
AA6/G14
AA7/G13
AA8/G12
G1
1
G1
0
G9
G8
G7
G6
G5
G4
G3
G2
G1
VFL
TEST
VSS
SOCO
OSCI
VDD
RES
FCS
CLK
DATAI
C4
104
R2
22K
C3
47pF
D1
1N4148
C5 104
J1
7pin 1.25mm
1
2
3
4
5
6
7
VFD 5*7 DOT MATRIX
1G
11G
2G
3G
7G
8G
9G
10G
12G
13G
5G
6G
4G
VFD1
55 54
2 1
3
4
16
5
6
7
8
9
10
11
12
13
14
15
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
53
AC4 AC3
AC2 AC1
G1
G2
AM
1
G3
G4
G5
G6
G7
G8
G9
G1
0
G1
1
G1
2
G1
3
AM
2
AM
3
AM
4
AM
5
AM
6
AM
7
AM
8
AM
9
AM
10
AM
11
AM
12
AM
13
AM
14
AM
15
AM
16
AM
17
AM
18
AM
19
AM
20
AM
21
AM
22
AM
23
AM
24
AM
25
AM
26
AM
27
AM
28
AM
29
AM
30
AM
31
AM
32
AM
33
AM
34
AM
35
AM
36
AM
37
AM
38
harman/kardon
Service manual DVD23EU
Page 28 of 48
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