Read Sony MEX-1GPX Service Manual online
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6
1
6
MEX-1GPX
MEX-1GPX
3-2. DIAGRAMAS EM BLOCOS — SEÇÃO MEMORY —
1
2
3
4
VBUS
D-
D+
GND
DPRS
DIO0
DIO7
52
17,20,22,24,
27,29,31,34
29 – 52,
41 – 44
D1 – 8
D1 – 8
DP
48
DM
47
DMRS
51
SM_REB 6
DAC_DATA 103
NEINT(1) 79
NRESET 93
NTRST 94
NEINT(0) 78
SCL_0 100
SDA_0 101
C_BCK 105
C_LRCK 104
C_MSCK 106
SD_A(4) 34
OUTL 7
OUTR 8
SD_A(0) 36
SD_A(11) 41
33
B2 17
B3 16
B4 15
B5 14
B6 13
B7 12
B8 11
B3 16
B4 15
B5 14
B6 13
B7 12
B8 11
OE 19
OE 19
WPB
RE
WP
BUSY
WE
CE0
CLE
CLE
ALE
RE
BUSY
WE
CE0
CLE
CLE
ALE
RE
WP
WP
BUSY
WE
WE
CE0
CLE
CLE
ALE
RE
BUSY
+3.3V
WE
CE0
CLE
CLE
ALE
26
SM_RB 1
SM_WEB 5
SM_CEB0 15
SM_CLE 4
SM_ALE
SM_ALE
VCC
2
LED
19
V_IN
V_O
1
2
V_O 3
STBY 6
RESETJ
38
1
2
5
1
2
1
42
43
X1003
12MHz
LED921
CN901
X1002
16.9344MHz
XSCI
XSCO
8 RE
RE
WP
BUSY
WP
BUSY
WE
CE0
CLE
ALE
ALE
I/O0
I/O7
SDRAM
IC907
BUS SWITCH
IC916
RESET
IC914
RESET
IC910
+3.3V REG.
IC905
Q903
D921
D922
+1.8V REG.
IC904
+3.3V REG.
IC903
BUS SWITCH
IC915
CODEC
IC911
D/A CONVERTER
IC908
SYSTEM CONTROL
IC801 (2/4)
LPF
IC906
USB I/F
IC902
A1
A8
B1
B8
DA_0
DA_7
2 – 9
18 – 11
1 – 8
19 WP
7 R/B
18 WE
9 CE
16 CLE
17 ALE
3 A2
4 A3
5 A4
6 A5
7 A6
8 A7
9 A8
VOUT VIN
+1.8V
+5V
+3.3V
+3.3V
(SDRAM)
27 SD_CKE
2 DATA
AUDIO_L
R-CH
2
1 BCK
3 LRCK
16 SCK
13 MD
18 SL_MA_DAT
20 SL_MA_CLK
19 MA_SL_DAT
30 MA_SL_REQ
SL_MA_DAT
SL_MA_CLK
MA_SL_DAT
MA_SL_REQ
16 MA_SL_RST
14 MC
15 ML
11 ZEROR
127 D(7)
128 D(6)
24 SD_CSN
18 SD_DQM
26 SD_CLK
56
55
1
V_O
V_IN
2
V_O
3
1
+5V REG.
IC901
VOUT
SEG4
DISP+B
VIN
5
4
CONT 3
MAIN
SECTION
C
KEY
SECTION
D
DATA
• Signal Path
: MEMORY PLAY
• R-ch is omitted due to same as L-ch.
SD_A(5)
OSC_16M_OUT
OSC_16M_IN
(Page 19)
(Page 20)
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