Read Sony ICD-CX50 Service Manual online
13
13
ICD-CX50
ICD-CX50
4-2. BLOCK DIAGRAM – MAIN SECTION-2 –
17
XCAS
A0-11
DQ0-15
SDR_DATA16-31
SDR_A00-11
SDR_CASZ
EXM_CSZ1
XCE1S
XCEF
XLB
XUB
XOE
XWE
CE2S
XRST
DQ0-15
A0-22
EXM_CSZ0
EXM_BEZ0
EXM_BEZ1
EXM_BEZ1
EXM_RDZ
EXM_WRZ
MCPU_XREQ
MCPU_XACK
MCPU_XSLEEP
MCPU_XWBT
MCPU_XWBT
MCPU_OSCEN
MCPU_XHZC
RESETZ
EXM_D00-15
SDR_RASZ
SDR_BA0
SDR_BA1
SDR_ULDM
SDR_ULDM
SDR_UUDM
SDR_WEZ
SDR_CSZ0
SDR_MCLK
SDR_CKE
SDR_MCLK
SDR_CKE
EVDD3
GIO_P07
GIO_P03
GIO_P03
GIO_P53
GIO_P54
GIO_P54
GIO_P56
GIO_P57
GIO_P60
GIO_P60
EXM_D28_NAF_WEZ
EXM_D29_NAF_REZ
EXM_D30_NAF_WPZ
EXM_D30_NAF_WPZ
18
XRAS
20
BA0
21
BA1
15
LDQM
39
UDQM
16
XWE
19
XCS
38
CLK
37
36
168
169
170
86
87
89
90
93
R/B
7
RE
8
XCE
9
NC
10
CLE
16
ALE
17
WE
18
WP
19
40
3
6
1
217
129
128
132
133
136
137
4
GIO_P32
GIO_P33
GIO_P34
GIO_P35
GIO_P34
GIO_P35
OSCEN
NZC
65
66
67
68
6
8
MCPU_XREQ
MCPU_XACK
MCPU_XSLEEP
MCPU_XWBT
MCPU_XWBT
MCPU_OSCEN
MCPU_XHZC
P40/INT20/EC
P03
P20/PWCK
P04
P02
P01
P01
X0
X1
59
P14
X4301
11.059MHz
X9220
24MHz
IC4001(2/3)
SYSTEM CONTROLLER
IC10901
+2.5V REG.
IC3951
SDRAM
IC1001(2/3)
DSP
IC9501
FLASH MEMORY
IC14911
AND GATE
RESET
S14901
Q14931
IC9301
USB CONTROLLER
CN9240
(USB)
RESET
VBUS
IC10951
+3.1V REG.
EXM_D16-23/
NAF_DATA0-7
NAF_DATA0-7
36
P00 48
P45/INT25/U20 64
P12 38
SIOS_CS 186
GIO_P43 76
EXM_DRQ 139
EXM_DAK 138
EXM_CSZ2 130
GIO_P31 64
45
32
44
46
23
22
47
39
41
44
45
42
43
40
47
4
1
2
CS_N
56
DACKO_N
1
VBUS
2
D-
3
D+
4
ID
5
GND
6
SHIELD
58
DACQO_N
57
IN_N
51
WR1_N
55
WRO_N
XIN
AFEA33G
OP
DM
VBUS
54
10
5
3
4
9
XOUT 11
RD_N
53
RST_N
63
256
215
216
257
258
259
219
255
218
CKE
VDD
VDD
CE
VOUT
VUNREG
NAND_XWE
NAND_XWE
NAND_XRE
NAND_XRE
NAND_XWP
NAND_XWP
IC5001
NAND
FLASH MEMORY
I/01-I/08
VCC
NAND_CLE
NAND_CLE
NAND_ALE
NAND_ALE
NAND_XCS0
NAND_XCS0
NAND_XCS1
NAND_XCS1
NAND_RXB0
NAND_RXB0
4
1
3
VIN
CE
VOUT
2,4,5,7,8,10,
11,13,42,44,45,
47,48,50,51,53
22-26,
29-35,
29-35,
22
29-32,
41-44
41-44
49-56
24-28
31-33
24-28
31-33
237-252
201-212
156-163
140-155
EXM_A1-22 102-123
1-21
A1-6
18-23
D0-15
24-39
POWER
SECTION
(Page 14)
A
POWER
SECTION
(Page 14)
B
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