Block Diagram - Sony D-NE20 Service Manual

5-1. BLOCK DIAGRAM

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
FE(A)
A
SE(B)
B
E
F
VCC VCC1
IC401(1/2)
COIL/MOTOR DRIVER
LASER
DIODE
LD
VAPC
63 F13 42
R13 41
F12 43
PD
89 PAPC
R12 44
F11
47
F+
FO3
26 R11
48
FOCUS
C0IL
F-
RO3
28
APWM 34
T+
21 FO2
PWM 35
TRACKING
COIL
T-
24 RO2 SYNC
33
S+ COLDST
37
FO1
M902 13
SLED
M
DATA
MOTOR 36
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
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
XTAN
106 PWML 111
R-CH
PWMR 112
X601 DAMPCLK
105 EXTAL 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,
SDA11
171 C176
60,61,
SDA0 63,64,
181 PG7 66,67,
69,70,
177 PC1/SO0
XSDWE 33
SOUDQW 40
178 PC0/SCK0
XSDCAS 41
214 PD2/INT2/ECIN XSXCS 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
Q406
VG 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,
OE
37
6,8,9,
DQ16
11,12,
39,40,
DQ1
42,43,
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
Q601
ON
IC401
1 4
KEY CONTROLLER OFF
LED1
S502
S501
(OPEN/CLOSE) > HOLD
D501
OPR
13 13
IC3007
HP AMP
Q307
3 IN1 OUT1 6
MUTE
1 MCK
11 EN2
Q304,305 Q302,303
4 EN1
MUTING MUTING CONTROL
CONTROL
7
Q402,403 VDD0
8 VDD0
IC402
POWER
CONTROLLER
IC401(2/2)
POWER CONTROL
27 VM3
CINW
25 VM23
VIN34
22 VM2
VO2
VIN12
VCC1 74 VCC1
SW
98 VCC1
VM-U
VM-VW
VIN
VCC2 66 VCC2
97 VCC2
78 77 185 197 8 212
Q405 3 VD B
BATM1
SWITCH
2 VD T
PWRSW1
XRST 204 5 RSTB
PWRSW2
AN6
195 55 CHGWON
CRF
XADEVENT 203 38 WAKE
201 175
DCIN
Q401
32 LATCHB
SWITCH
CHGSW
Q602
39 RMCRB
SWITCH
RS
D-NE20/NE20LS
VCC1
J301
LINEOUT
(OPTICAL)
Q306
MUTE
R-CH
VCC2
53
Q404 Q401
SWITCH
SWITCH
61
66
70
101
J401
10
(FOR STAND CHARGER)
7 VIN
105
67
78
RECHARGEABLE
W401
81 BATTERY
NH-14WM
W402
1PCS. 1.2V
Q402
54
REG
64
J402
(FOR STAND CHARGER)
Q403
CHARGE
SWITCH
49
50