Block Diagram - Sony D-NE20 Service Manual

Q Q

5-1. BLOCK DIAGRAM

3 7 6 3 1 5 1 5 0
IC606
VCC3
+2V REG
IC601
RF AMP
SENB 10
SDATA 12
OPTICAL PICK-UP
BLOCK
SCLK
11
(DAX-25EV)
17 RFIN RFOUT
15
DETECTOR
RF
A FE(A)
B SE(B)
E
F
VCC VCC1
IC401(1/2)
COIL/MOTOR DRIVER
LASER
DIODE
LD
63 VAPC F13
42
R13 41
F12 43
PD
89 PAPC
R12 44
F11 47
F+
26 FO3 R11
48
FOCUS
C0IL
F-
T E RO3
L 1 3 9 4 2 2 9 6 5 1 3 28
APWM 34
T+
21 FO2
PWM
35
TRACKING
COIL
T-
24 RO2 SYNC 33
S+
COLDST 37
FO1
M902 13
SLED
M
DATA 36
MOTOR
S-
RO1
17
CLOCK
30
12 CPV1
FG
23
8 CPU1
107 CPW1
COM
11 COM
M901
U
9 UO
SPINDLE
V
MOTOR
6 VO
W
4 WO
S503,504,506,508,510
• R-CH is omitted due to same as L-CH.
• Signal Path
: CD
: DIGITAL OUT
w w w
D-NE20/NE20LS
IC603
SYSTEM CONTROLLER
DOUT 84
PF6/DBG6/X PLUG DTC 128
AOUTL
102
2V
AOUTR R-CH
97
PF7/DBG7/X METAL DTC
127
106 XTAN PWML 111
PWMR 112 R-CH
X601
105 EXTAL DAMPCLK 109
22.579MHz
PJ7/MON7(MON CK)
85
75 P17/AIFBCK
PJ6/MON6(MONDO)
86
151 RFAC
144 RFDC
139 FE(A)
140 SE(B)
142 CE(E)
141 TE(F)
219
A1-A19
167 FFDR
237
168 FRDR
240
165 TFDR
D0-D-15
255
166 TRDR
163 SFDR
12,13,
15,16,
164 SRDR
18,19,
SDDQ16
21,22,
SDDQ1 25-28,
30,31,
169 MDP
34,36,
51,52,
57,58,
171 C176 SDA11
60,61,
SDA0 63,64,
181 PG7 66,67,
69,70,
177 PC1/SO0
XSDWE 33
SOUDQW
40
178 PC0/SCK0
XSDCAS
41
XSXCS
214 PD2/INT2/ECIN 42
XSDRAS
44
IC602
SDCLK
47
EEPROM
SDCKE 45
SCK 6
SDUDQW 48
DI
5
DO 2 176 PC2/SI0
XCS
1 4 PE3
FUNCTION
199 AN2
KEY
S505,507,509
FUNCTION
200 AN1
KEY
183
LED DRIVER
LED2
x a o
y
. i
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VG Q406 IC403
SWITCH BUFFER
VDD CONTROLLER
JE, HK, KR, CH
IC605
P2ROM
1,2
5-8,
A0-A15
11-15,
17-20,
23-25,
30
26-29,
32-35,
D0-D15
38,39,
41,42,
44-47
IC604
22 A19
S-RAM
31 CE
2,3,5,
37 OE
6,8,9,
DQ16
11,12,
39,40,
Q Q
DQ1
42,43, 3 7 6
45,46,
48,49,
19
24
A11
.
27
A0
32
15 XWE
14 LDQW
16 XCAS
18 XCS
17 XRAS
35 CLK
34 CKE
36 UDQW
129 218 238
182 194 202 132 201
Q601
ON
1 IC401 4
OFF
KEY CONTROLLER
LED1
S502
S501
(OPEN/CLOSE) > HOLD
D501
OPR
u 1 6 3
13 13
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2 4
8 9 9
IC3007
HP AMP
Q307
OUT1 6
3 IN1
MUTE
1 MCK
11 EN2
Q304,305 Q302,303
4 EN1
MUTING MUTING CONTROL
CONTROL
Q402,403 7 VDD0
8 VDD0
IC402
POWER
CONTROLLER
3 1 5 1 5 0 8 9
IC401(2/2)
POWER CONTROL
27 VM3
CINW
53
25 VM23
VIN34 61
22 VM2
VO2 66
VIN12 70
VCC1 74 VCC1
SW 101
98 VCC1
VM-U 10
VM-VW
VIN 105
VCC2 66 VCC2
97 VCC2
78 77 185 197 8 212
Q405 3 VD B
BATM1 67
SWITCH
2 VD T
PWRSW1
78
XRST 204 5 RSTB
PWRSW2 81
AN6 195 55 CHGWON
CRF 54
XADEVENT 203 38 WAKE
175
DCIN 64
Q401
32 LATCHB
SWITCH
CHGSW
Q602
39
RMCRB
SWITCH m
RS
c o
.
D-NE20/NE20LS
2
8 9 9
VCC1
J301
LINEOUT
(OPTICAL)
Q306
MUTE
R-CH
VCC2
2 4 9 8 2 9 9
Q404 Q401
SWITCH SWITCH
J401
(FOR STAND CHARGER)
7 VIN
RECHARGEABLE
W401
BATTERY
NH-14WM
W402
1PCS. 1.2V
Q402
REG
J402
(FOR STAND CHARGER)
Q403
CHARGE
SWITCH
49
50