Sony D-EJ360 - PSYC CD Walkman, Service Manual

Page: 7 / 24

7 7
D-EJ360/EJ368CK
5-1. BLOCK DIAGRAM
SECTION 5
DIAGRAMS
13
16 17
14
15
17 19
8
6 29
34
5
9
8
6
7
88
75 74 77 76 79 78 72 73 71 50 49 47 53 37 38
30 74 12
22
6 71 13 7 11 77
2
79
78
65 70 64 52 43 45
14
16
17
18
66
39
40
38
37
8 35
36
34
72
70
57
58
55
56
59
60
44
CH3
H
BRIDGE
42
48
46
LEVEL
SHIFTER
LEVEL
SHIFTER
I/F
CH2
H
BRIDGE
52
50
CH1
H
BRIDGE
6
2
53
49
45
41
1
CH4
H
BRIDGE
EFM
DEMODULATOR
SERVO
RF
AMP
A/D
OP IC
PWM
FDOP PD
LD
FDON TDOP TDON SDOP SDON CLVON CLVOP CLKDRV
FIN+
FIN-
TIN+
TIN-
SIN+
SIN-
SLVOP
CPOL
SYNC
FIN+ FIN-
TIN+
TIN-
SIN+
SIN-
CPOL
CLVOP
SYNC
XOUT XIN CLK4M
44
XRST SCLK SDIN SDOUT POFF SCOR XBUSY_O DEFDCT_O GFS FOK O
CLOCK
OSC
DAC
SIO
DEFFERENTIAL
Q407
27
67
65
19
17
18
20
21
16
23
22
68
12
69
64
8
25
SWITCH
Q402, 403
26
5 23 4 2,3,24,25 9-12,15-19,21,8
87,88,84,85 97-100,96-91,82
SUB CODE
PROCESSOR
25 23 28 40 56-41 60-57
+VBAT
L403
31
38
LCD801
LIQUID
CRYSTAL
DISPLAY
KEY MATRIX
S801 S805
| |
S804 S808
XIN
POFF_O
15
48
SRWI
SRW O
SCOR_I
XBUSY_I
DEFECT_I
BEEP_O
AMUTE_O
HPSW_O
WP/AD_RMKEY
GFS_I FOK_I
XPOWLT_O
72 FG I
SDTI_I
SDTO_O
SCK_O
XWAKEUP_O
XREST_I
76
XRST_O
SEG0 I SEG15 COM0 I COM3
WP/AD_KEY_1 AD_KEY_2 WP/XOPEN
HOLD_I GPROSW AVCPU
WP/AD_DCINMNT
AD_CHGMNT
AD_BATMNT
VCC1_2.2V
VCC2_2.0V
VCPU_2.0V
OPGSW O
XOPSTBY_O
D802
19
ADVREF
20
VCPU_2.0V
IC801
SYSTEM
CONTROL
MICON
L404
Q404
Q406
D405
D402
L401
L402
+V BAT
VCC2_2.0V
VCC1_2.2V
VCPU_1.5V
Q401
VCC2
VCC
GSW
SEM
VCPU_1.5V
SEO L410
VCC0
STNG
LG
VIN
BATM1
BATM2
DCIN_S
+VBAT CHARGE
SWITCH
VCC1
VCPU 2.0V
CHGMNT
24 66 VMMNT_O
61 DCIN
62 REGB
63 DET
CHGB
X601
16.934MHz
DVDDIO
VCHK
AVDD2 2.25V
DVDDV 1.5V
RDACO
LDACO LOUT
ROUT
LIN
RIN
MUTE BEEP
20
PWRSW
5
VCC
IC301
HEADPHONE AMP
IC403 (2/2)
POWER CONTROL
VCPU_2.0V
EJ368CK
RFI
A
VCC1_2.2V
B
E
FO3
RO3
FO2
RO2
FO1
RO1
W
U
V
V
COM COM
VM1
VM12
VM23
VM3
SPVCC
F
RFDC
FIN3
RIN3
FIN1
RIN1
FIN2
RIN2
BRK
PWM
LATCH
DATA
CLOCK
WAKEUP
RESETO
XRST
SYNC
74 FG
IC403 (1/2)
FOCUS/TRACKING COIL DRIVE
SLED/SPINDLE MOTOR DRIVE
IC603
D-RAM(16M)
XRAS XCAS XWE
XRAS
A0-A10
D0-D3
DETI
RFGO
XCAS
XWE
D0-3 A0-10
US model EXCEPT US model
4 23 3 1,2,24,25 9,10-12,14-18,5
IC602
XRAS XCAS XWE D0-3 A0-9
90 83 89
IC601
RF AMP,SERVO
DIGITAL SIGNAL PROCESSOR
D-RAM CONTROLLER
D/A CONVERTER
J401
DC IN 4.5V
!
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION LR6)
2PCS, 3V
J301
i
M
M902
SLED
MOTOR
FOCUS
COIL
M901
SPINDLE
MOTOR
M
TRACKING
COIL
F+
F-
T+
T-
S+
S-
W
U
OPTICAL
PICK-UP
BLOCK
(DAX-25E)
VCC
RF
A
A
E
F
LD
PD
OPGSW
OPSTB
LD
DRIVER
Q601
VCC1_2.2V
S809
(OPEN)
S810
HOLD .
OFF ON
S811
G.PROTECTION
OFF ON
4
80
40
51
36
80
86
APC
2
3
• SIGNAL PATH
: CD PLAY
Ver 1.1 2003.03