HCD-DZ275M/DZ570M/DZ665K/DZ670M
HCD-DZ275M/DZ570M/DZ665K/DZ670M
33
33
6-1.
BLOCK DIAGRAM – RF Section –
RF
DETECT
OR
LASER
DIODE
(FOR CD)
OPTICAL
PICK-UP
BLOCK
(KHM-313CAA)
Q1
102 (1/2)
LD DRIVE
CONTROL
(FOR CD)
DVDRFIP
10
OSN
1
OSP
V2REFO
27
RXD
TXD
DVDA
VOA/A
VOB/B
VOC/C
VOD/D
VOF/F+H
VOE/E+G
VC
PD
CD LD
(780)
6
DVDB
7
DVDC
8
DVDD
9
TNI
17
TPI
A
A
B
C
D
B
C
D
18
NA
11
NB
12
MC
13
MD
14
V20 (2.0V)
28
LD01
22
MDI1
19
MDI2
20
LASER
DIODE
(FOR DVD)
Q1
102 (2/2)
LD DRIVE
CONTROL
(FOR DVD)
Q1
101
PD VOLUME
CONTROL
IC1201
FOCUS/TRACKING DRIVER,
LOADING/SPINDLE/SLED MOT
OR DRIVER
IC1
101 (1/3)
CD/DVD RF
AMP
,
FOCUS/TRACKING ERROR
AMP
,
DVD SYSTEM CONTROL
DIGIT
AL
SER
VO PROCESSOR
IC501 (1/6)
SYSTEM CONTROL
XSYSRST
IFSCK
IC4502
BUFFER
IC707
A/D CONVER
TER
(SER
VICE JIG)
BUFFER
DVD LD
VR (650)
VR (780)
MSW
Q1
103
10P
VCC
(650)
LD02
MSW
FOO
VREFO
TRO
FMO
DMO
21
TROPENPWM
38
MTK RST
MCKO
LRCKO
BCKO
AMP_D2
AMP_D1
AMP_D0
AMP_D3
38
BCK
8
DOUT
TXD
RXD
V2REFO
RFMON
CN1
105
1
2
5
6
L-IN
R-IN
9
LRCK
7
SCKI
6
9
11
DVD_SCO
33
DVD_SOD
32
DVD_SID
31
DVD XIFCS
37
CDM_OPEN_SW/XM_SEL
27
DVD_XIFBUSY
XSYSRST
S001
(CHUCK/TRA
Y
DETECT)
M001
(LOADING MOT
OR)
OCSW1
CKSW
LDM+
LDM-
34
XM_TX_OUT/MIC_DET_OUT
35
98
FMO
37
FOO
41
DMO
36
TRO
FMO
FOO
DMO
TRO
40
V REFO
29
FWD
94
REV
95
IOPMON
39
SPFG OP_INP
35
MUTE123
MUTE
TSD_M
LIMITSW
(LIMITSW)
53
42
25
21
22
20
19
45
7
6
40
17
16
13
10
4
3
1
48
43
15
24
41
54
2AXIS
DEVICE
FOCUS/
TRACKING
COIL
(SLED MOT
OR)
REG01
REG02
(SPINDLE MOT
OR)
FCS+
FCS-
TRK+
TRK-
SP-
SP+
SL-
SL+
BUFFER
46
47
MCS
BUFFER
32
31
30
29
SPINDLE MOT
OR
DRIVE
27
28
SLED MOT
OR
DRIVE
FOCUS COIL
DRIVE
36
37
TRACKING COIL
DRIVE
35
34
MM
MM
130
158
157
105
106
MC_DA
TA
(ADIN)
206
ASDA
TA3
222
XSYSRST
IFCK
99
XIFCS
14
VINR
13
VINL
97
IFSDO
108
OCSW
104
IFBSY
11
0
MIC
208
CKSW
103
IFSDI
100
256
XM_RX_IN/KRMOD
36
213
KMOD
8
12
ASDA
TA0
226
7
13
ASDA
TA1
225
6
14
ASDA
TA2
223
5
15
ABCK
204
4
16
ALRCK
205
2
18
ACLK
203
AUDIO
SECTION
B
AMP
SECTION
A
VIDEO
SECTION
C
M
IFSDO
IFSDI
XIFCS
XIFBSY
KRMOD
MIC
•
SIGNAL
P
A
TH
: TUNER
: DVD PLA
Y
: MIC
(Page 35)
(Page 37)
(Page 34)