Harman Kardon DVD 50 (serv.man2) Service Manual ▷ View online
M
M
DISC
SPINDLE
MOTOR
LOADING
MOTOR
DE
C
C
K
M
E
M
E
CH
A
N
IS
M
CD: A,B, E, F
DVD: A,B,C,D,
DVD; RF
CD: A,B, E, F
DVD; RF
CD: A,B, E, F
DVD: A,B,C,D,
DVD; RF
DVD; RF
PICK
UP
UP
IC205
DRAM
16bit
4M
IC201
HY25D801C
CD / DVD DSP
IC501
PANTERA -2
IC901
Upd78032
FROM
FL DISPLAY
KEY Input
REMOCON
RECEIVER
RECEIVER
5MHz
X-TAL
X-TAL
Pb
IC301
XC9572VL
CPLD
I/O PORT 72
IC304
SDRAM
16/32BIT
64M
IC502
93C46
EEPROM
IC2M1
KA3032
MOTOR
DRIVER
DRIVER
IC2A1
TA33P3721
RF
ICDATA
[00:15]
ICADD
[0:8]
LO
A
A
D
IN
G
FO
C
C
U
S
,T
R
A
C
K
IN
G
,S
L
E
D
SPI
N
D
L
E
M
IR
R
,TZ
C
,P
I,TE
FE,
D
F
E
C
T
_
IN
RFO
SCLK,SDATA
SCOR,SQCK,SQSO
X
L
A
T
,E
_
_
S
T
I
,E
_
_
E
N
B
,
E
_
D
R
RF_XLAT , LDON
IC401
WM8716
DAC
XIO1,XIO2
,XIO10
F_CLK
F_CLK
F_OUT
PCMCLK
SPINDLE_FG
MSDATO
MDP1
FOK
DEFECT
DSP_SENSE
LOCK
E_SOUT
ZISENB
/XRST
D
A
C_
RS
T
RS
T
16
:
9
,P
A
A
L
_
S
W
,
,
A
U
T
O
_
S
W
,M
,M
IC
_
O
N
Y_SEL
/A_MUTE
/DAC_CS1
/DAC_CS2
V_MUTE
DAC_CLK
DAC_OUT
ADCCLK
/A_MUTE
/DAC_CS1
/DAC_CS2
V_MUTE
DAC_CLK
DAC_OUT
ADCCLK
ACT_MUTE , LOAD_OPEN , LOAD_CLOSE
MIRR
AD
[
00
:
19
]
PSE
N
B
FL
D
D
/FLD_CS
FLD_CLK
FLD_OUT
FLD_CLK
FLD_OUT
/FLD_CS
FLD_CLK
FLD_OUT
FLD_CLK
FLD_OUT
CP
L
L
D
EE_CS , EE_CLK , EE _OUT
F_IN
IC3F1
FLASH
ROM
F_IN
/MRESET
/MRESET
74573
/F
L
A
S
H
_
C
S
,
/R
D
D
PW
E
O
LA0
LA1
LA2
LA3
LA1
LA2
LA3
AL
E
E
AD
[
04
:
19
]
LADD
[04:19]
[04:19]
MD[00:31]
MCLK2
CKE
MA[00:10]
MA12,13
/CS0
/RAS
/CAS
/CAS
/WE
DQM0`3
REQP
SDCLKI , PSYNC
DVD[1:7]
DSP_INT
SENSE
/DSP_CS
F_IN
DA_AIN
SPDIF
ACLK
LRCK
ACLK
LRCK
AOUT0~3
AMP
L
Co
m
p
o
si
te
FILTER
Y
Pr
IC406
LA7135AM
SWICHING
Y_SEL
CVBS/Pr/R , C/Pb/ , Y/G
CVBS
Y
C
C
L/R
-VF
AC 240V,
60Hz
POWER
BOARD
-VF
-24VA
+8V
+5.2VA
+5V_D
+5V_A
+12VA
+3.3V_M
AD[0:7]
LADD4~5 , LA0~3
AD
[
00
:
15
]
MDP,FDO,TDO,FMO,MON
OPEN_SW
CLOSE_SW
LIMIT_SW
CP
L
L
D
SB
A
A
D
D
,
,
27MHz
X-TAL
X-TAL
33.8688MHz
X-TAL
+3.3V
POWER_CTL
/S
R
S
T
R
BLOCK DIAGRAMS
1. Overall Block Diagram
32
5V_D
5V_A
-30VA
VF+
RE
CT
IF
IF
IE
R
LI
N
N
E
F
IL
T
E
R
S
W
IT
C
IT
C
H
IN
G
T
G
T
R
TR
A
N
S
FEED B.
REG(8V)
8V
5.2VA
VF-
RECTIFIER(FLD)
RECTIFIER(9V)
RECTIFIER(5.2V)
LPF
LPF
RECTIFIER(14V)
LPF
12VA
AC120V
PWR ON/OFF
REG(3.3V)
REG(3.3V)
2.5V
3.3V,3.3V_M
-12VA
2. Power(SMPS) Block Diagram
33
8
8
SENS, FOK, SLD_FG,
MSDAT0, DEFECT,DSP_SENSE
MSDAT0, DEFECT,DSP_SENSE
IC2M1
KA3017
SpindleMotor,LoadingMotor ,
Actuator Driver
CD: A,B,C,D / E, F 4
4
4
4
MIRR,TZC
8
8
5
5
3
3
3
3
SQSO, SQCK,
SCOR
SCOR
6
6
XLAT, S_CLK, S_DATA
UCOM
I/F
I/F
focus, tracking, loading, sled
Spindle
M/D
PICK
UP
UP
MCK
IC206
DVDSP-3301
CD / DVD DSP
DVD SERVO
IC2A1
33P3721
RF Signal
Processor
FDO,TDO,FMO
Load open/close(loading control)
UCOM
I/F
I/F
DVD: A,B,C,D,
FE,TE,PI,SBADD
4
4
DVD/CD RF
DRAM
256K x 16bit
16
9
IC
A
A
D
D
R
[0
:8
]
IC
D
D
A
T
A
[0
0
:1
5
]
DO[0:7]
AO[0:5]
DVD_DATA[0:7]
MON,MDP
SPINDLE_FG
MPEG
I/F
I/F
2
2
DSP_CS, /WR, /RD
3
3
8
8
3. RF/CD DSP/DVD DSP/DVD SERVO Block Diagram
34
IC401
WM8716
Audio DAC
IC402
LPF & Buffer
NJM4580D
OP AMP
DAC_RST
S_DATA
S_CLK
DAC_L0
DAC_L0
DA_LRCK
DA_DATA0
DA_BCK
DA_XCK
L
R
U-COM
I/F
L
R
MPEG
I/F
4. AUDIO Block Diagram
35
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