9
9
D-EJ119/EJ120/EJ121
D-EJ119/EJ120/EJ121
5-1. BLOCK DIAGRAM
SECTION 5
DIAGRAMS
: CD
• Signal Path
OPTICAL PICK-UP
BLOCK
(DAX-25EV)
RF
A
B
E
F
LD
VCC
GND
PD
VR
FOCUS
C0IL
TRACKING
COIL
MOTOR/COIL DRIVER
IC403(1/2)
FO2
48
RO2
46
44
42
SLED
MOTOR
52
50
M
F+
F-
T+
T-
58
FIN2
57
RIN2
60
59
72
70
56
SDON
CLVON
CLKDRV
FDON
74
FDOP
75
TDON
76
78
TDOP
77
DSP,DSSP,DAC,
DRAM CONTROLLER
IC601
VMON
4
RFI
13
A
9
B
8
E
6
31
LDACO
29
RDACO
49
SDIN
47
SCLK
48
SRW
45
POFF
50
SDOUT
43
SCOR
65
FOK_O
44
XRST
X601
16.934MHz
5
VCHK
53
CLK4M
PD
3
LD
VCC1
2
55
SDOP
79
34
SYNC
FO3
RO3
FIN3
RIN3
PWM
BRK
FO1
RO1
FIN1
RIN1
CLVOP
XOUT
38
XIN
37
F
7
J302
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION LR6)
2PCS. 3.0V
DC IN 4.5V
J401
97
100
96
.
91
24
25
1
2
89
XWE
83
XCAS
90
XRAS
XWE
3
XCAS
23
XRAS
4
84
85
87
88
.
.
.
A0
A10
A0
A9
D0
D3
DRAM
IC602
D0
D3
70
GFS
SYSTEM CONTROLLER
IC801
XOPEN
28
HOLD_I
40
VCPU_2.0V
S809
(OPEN/CLOSE)
VOL+_IN
35
S810
SCK_O
18
SDTO_O
17
SRW_O
15
POFF_O
77
SDTI_I
16
SCOR_I
11
FOK_I
6
XIN
2
GFS_I
71
XRESET_O
76
XPOWLT_O
14
52
XBUSY_O
XBUSY_I
7
AD_KEY_2
23
39
DATA
38
CLOCK
40
LATCH
35
MUTE
30
BEEP_O
74
AMUTE_O
12
HPSW_O
26
AD_RMKEY
LIN
14
RIN
15
8
LOUT
HEADPHONE AMP
IC301
MUTE
19
BEEP
17
PWRSW
20
6
ROUT
VCPU
EJ120:EXCEPT US, E/EJ121: 4E18, MX
EXCEPT US, CND
US, CND
56
42
60
57
SEG0
SEG14
COM0
COM3
K2_RM
33
25
STNG
20
VCC
16
VCCO
REGB
61
DCIN
53
VM1
5
SPVCC2
1
SPVCC1
64
DCIN_S
12
VIN
8
LG
WAKEUP
37
VMMNT
66
24
AD_BATTMNT
POWER CONTROL
IC403(2/2)
APC
Q601
SPINDLE
M902
M901
MOTOR
80 COM
77 WI
2 U_OUT
4 V_OUT
6 W_OUT
VCC1
OPSTB
OPGSW
74
FG
HOLD
.
S802
+
ON
OFF
AD_KEY_1
KEY
MATRIX
LIQUID
CRYSTAL
DISPLAY
LCD801
25
FG_I
72
OPGSW_O
79
XOPSTBY_O
78
D402
D407
CHGMNT
67
22
AD_CHGMNT
D405
41
VM3
45
VM23
49
VM12
VCPU_2.0V
19
VCPU_2,0V
VCC2
18
VCC2
VCC4_1.5V
VCC4_1.5V
VCC1
17
VCC1
69
BATM2
23
SEM
22
SEO
9
12
14
.
18
5
.
RESET_O
35
8
RESET_I
66
XWAKEUP_O
27
AD_DCINMNT
62
78 VI
79 UI
Q407
SWITCH
Q404
SWITCH
Q406
SWITCH
Q402,403
REG
73
71
72
VOL-_IN
38
S803
–
D304
VOL
.
.
.
24
25
2
3
XWE
4
XCAS
23
XRAS
5
A0
A10
DRAM
IC603
D0
D4
9
12
15
.
21
.
.
.
• Abbreviation
CND : Canadian model
4E18 : With remote control model
MX
: Mexican model
Ver. 1.3
