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MEH-P7300R,P7350
3.2 BLOCK DIAGRAM(MEH-P7350/ES)
A
A
ANT
CN401
1
2
B
PU UNIT
LASER
DIODE
LD+
14
MON
19
HOLOGRAM
UNIT
F+
1,2
FOCUS ACT.
T+
TRACKING ACT.
3
MONITOR
DIODE
CRG
M
MOTOR
E
SW1 PCB
SPDL
LOADING
MOTOR
MOTOR
F
M
M
LO—
10
LO+
SW2 PCB
9
SO—
7
C
SO+
6
5
DISC SW
4
LOAD SW
3
EJCT
HOME SW
SW
1
CLMP SW
13
D
14
1
2
TUNER AMP UNIT
FM/AM TUNER UNIT
FM/AM 1ST IF 10.7MHz
AMRF
T51 Q51 CF51 CF52 CF53
AMANT
28
ATT
ANT1 ADJ
FMANT
27
ATT
RFGND
26
FMRF
RF ADJ
ANT2 ADJ
LOCH
LOCL
23
25
VCC
VDD
D
MD UNIT
CN101
Q101
11
14
10
X201
19
IC 101
CXA2523AR
RF AMP
1,2
3
34
5
IC 102
FEA
33
3
NJM2115V
AUX
3
Q102
2
UMD2N
TC7WH34FU
17
15
13
14
IC 401
X301
BA5985FM
CN401
10
10
9
9
11
7
12
6
EJECT
5
DISC
4
5ch Pow-Driver
LOAD
3
HOME
1
CLMP
13
MD SYSTEM CONTROLLER
2
3
MPXREF 41kHz
AMDET
IC 2 FM MPX
IC1
MIXER, IF AMP, DET.
CF202
IC 3
X901
AM 2ND IF
EEPROM
10.25MHz
450kHz
VDD
VCC
7
17
20
22
10
19
14
24
9
11
12 15 16
8
13
20
IC 201
21
CXD2667R
25
DIGITAL
AOOTL
Q301
SERVO
VDD
RTRAC
7
93
AUX2
15
Q602
1
84
AUX1
IC 304
IC 302, 303
TC7WT125FU
IC 701
1
28
BA033FP
11
XRST
XOUT
96
VREF
86
3V Regulator
13
VDDSW
XIN
75
MUTE
43
LDCNT
95
VDSENSE
44
VDON
IC 301
34
BSI
PD5655A
33
BSO
81
37
ESW
bsrq
82
17
brst
DISC
79
35
LSW
BSCK
38
83
BRXEN
HOME
80
10
reset
CSW
3
4
L ch
6
R ch
5
COMP
21
LDET
18
2
3
4
1
CN101
5
1
8
7
11
1
2
CN301
CN651
MDL
16
14
16
Q601
PVD
PVD
1
1
PVD
2
2
3
3VD
MDVD
3
3
MDVD
4
4
VDCONT
11
11
BDAT
BDATA
5
5
BRQ
BSRQ
7
7
BRST
BRST
9
9
BCK
BSCK
1
6
6
BRX
BRXEN
8
8
MRST
10
10
BU
Q999
Q991
Q993
4
Q101
SWDACC
BU
Q102
IP-BUS DRIVER
TX
5
1
IC 101
RX
6
2
CA0008AM
8
IPPW
BUS—
BUS+
BUS+L
BUS—L
BUZZER
24
PEE
31,32
MUTE
BSO,BSI
57
BSRQ
55
SYSPW
BRST
33
XOUT
BSCK
56
BRXEN
XIN
34
VDSEL
22
OELPW
PD5619A
SYSTEM µ-COM
IC 601(2/2)
EJTIN
12
RESET
36
35
40
43
Q851
BU
6
NJ
Q852
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