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Model
NW-MS9
Pages
58
Size
4.04 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
nw-ms9.pdf
Date

Sony NW-MS9 Service Manual ▷ View online

37
NW-MS9
Pin No.
Pin Name
I/O
Description
54 to 56
DB12 to DB14
I/O
Two-way data bus with the flash memory (IC5000), S-RAM (IC5600) and system controller 
(IC7001)
57
VSS6
Ground terminal
58
DB15
I/O
Two-way data bus with the flash memory (IC5000), S-RAM (IC5600) and system controller 
(IC7001)
59 to 63
ADR0 to ADR4
I
Address signal input from the system controller (IC7001)
64
VSS7
Ground terminal
65, 66
ADR5, ADR6
I
Address signal input from the system controller (IC7001)
67
VDD3
Power supply terminal (+1.8V)
68
VDE4
Power supply terminal (+2.8V)
69 to 71
ADR7 to ADR9
I
Address signal input from the system controller (IC7001)
72
VSS8
Ground terminal
73 to 77
ADR10 to ADR14
I
Address signal input from the system controller (IC7001)
78
RD
I
Read enable signal input from the system controller (IC7001)
79
VSS9
Ground terminal
80
WRU
I
Write enable signal input from the system controller (IC7001) (upper byte)
81
WRL
I
Write enable signal input from the system controller (IC7001) (lower byte)
82
CS
I
Chip select signal input from the system controller (IC7001)
83
VDE5
Power supply terminal (+2.8V)
84
VDD4
Power supply terminal (+1.8V)
85
IRQ
O
Interrupt request signal output to the system controller (IC7001)
86
DREQ0
O
USB DMA request signal output terminal    Not used (open)
87
VSS10
Ground terminal
88
DACK0
I
USB DMA acknowledge signal input terminal    Not used (open)
89
TEST0
O
For test terminal    Normally open
90
TEST1
I
For test terminal    Normally open
91
SIOSI
I
Serial data input from the EEPROM (IC6002)
92
SIOSO
O
Serial data output to the EEPROM (IC6002)
93
SIOCS
O
Chip select signal output to the EEPROM (IC6002)
94
VSS11
Ground terminal
95
SIOCK
O
Serial data transfer clock signal output to the EEPROM (IC6002)
96
ACLK
I
ATRAC3 data transfer clock signal input terminal    Not used (fixed at “L”)
97
ARQ
O
ATRAC3 data request signal output terminal    Not used (open)
98
VDE6
Power supply terminal (+2.8V)
99
ABS
I
ATRAC3 data request signal input terminal    Not used (fixed at “L”)
100
ACDO
O
ATRAC3 data output terminal    Not used (open)
101
ACDI
I
ATRAC3 data input terminal    Not used (fixed at “L”)
102
DP3
O
System wake up request signal output to the system controller (IC7001)
103
TKURST
I
Not used (fixed at “L”)
104
TKDBG
I
Not used (fixed at “L”)
105
VDD5
Power supply terminal (+1.8V)
106
VSS12
Ground terminal
107
TKTCK
I
Not used (fixed at “L”)
108
TKTDI
I
Not used (fixed at “L”)
109
TKTMS
I
Not used (fixed at “L”)
110
TKTDO
O
Not used (open)
38
NW-MS9
Pin No.
Pin Name
I/O
Description
111
TKTINT
O
Not used (open)
112
MD0
I
Mode setting terminal    Fixed at “H” in this set
113
VDE7
Power supply terminal (+2.8V)
114, 115
MD1, MD2
I
Mode setting terminal    Fixed at “H” in this set
116
TRST
I
Not used (fixed at “L”)
117
VSS13
Ground terminal
118
CLKOUT
O
System clock signal output terminal    Not used (open)
119
CLKSEL0
I
Clock mode setting terminal    Fixed at “H” in this set
120
CLKSEL1
I
Clock mode setting terminal    Fixed at “L” in this set
39
NW-MS9
6-1. GENERAL  SECTION
SECTION  6
EXPLODED  VIEWS
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Accessories and packing materials are given
in the last of the electrical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
Parts Color Cabinet's Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
2
3
4
4
6
18
17
17
4
27
21
22
23
10
11
25
not supplied
33
12
35
4
13
14
34
15
16
28
29
7
20
26
19
8
9
24
30
31
5
1
3-225-304-01 BUTTON (SUB)
2
3-225-306-01 SHEET (SUB), ADHESIVE
3
3-225-303-01 CASE
4
3-348-998-51 SCREW (M1.4X3.5), TAPPING, PAN
5
3-225-333-01 KNOB (HOLD)
6
X-3379-873-1 SHAFT ASSY, STRAP
* 7
A-3323-646-A CONSOLE BOARD, COMPLETE
8
3-225-330-01 LID, BATTERY CASE
9
X-3379-871-1 TERMINAL (+) ASSY, BATTERY
10
4-963-883-21 SCREW (M1.4), PRECISION PAN
11
3-225-704-01 PLATE, FIXED
12
3-225-334-01 LID (PC)
13
3-225-326-01 COVER (SIDE)
14
3-225-325-01 SPRING (EJECT), TORSION
15
3-225-316-01 GUIDE (EJECT LID)
16
3-225-322-01 LID (EJECT)
17
3-225-307-01 SHEET (VOL), ADHESIVE
18
3-225-305-01 BUTTON (VOL)
19
3-225-313-01 WINDOW (LCD)
20
3-225-308-01 CHASSIS (LCD)
21
3-225-310-01 SHEET (LCD 1), ADHESIVE
22
3-225-312-01 CUSHION (LCD)
23
3-225-309-01 BUTTON (PLAY)
24
4-218-233-15 SCREW (1.4), MI
25
3-225-327-01 GUIDE (LED)
26
3-225-331-01 SHEET, ADHESIVE
27
3-225-332-01 COVER (BATTERY CASE LID)
28
3-225-323-01 SHEET (EJECT LID), ADHESIVE
29
3-225-324-01 COVER (EJECT LID)
30
3-229-572-01 SHEET (HOLD)
31
3-229-571-01 SHEET (EJECT)
33
3-327-119-01 SHEEET, AZIMUTH
34
3-309-595-11 SHEET, INSULATING, PACK
35
3-227-046-11 LABEL, MODEL NUMBER (US)
35
3-227-046-21 LABEL, MODEL NUMBER (CND)
35
3-227-046-31 LABEL, MODEL NUMBER (AEP, UK, G)
35
3-227-046-41 LABEL, MODEL NUMBER (FR)
35
3-227-046-51 LABEL, MODEL NUMBER (AUS)
35
3-227-046-61 LABEL, MODEL NUMBER (CH, HK, KR)
35
3-227-046-71 LABEL, MODEL NUMBER (E)
Ver 1.2
• Abbreviation
AUS : Australian model
CH
: Chinese model
CND : Canadian model
FR
: French model
G
: German model
HK : Hong Kong model
KR
: Korean model
40
NW-MS9
6-2. MAIN  BOARD  SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
3-225-318-01 SHEET (BATTERY), INSULATING
52
3-225-317-01 CHASSIS (MAIN)
* 53
A-3323-648-A SUB BOARD, COMPLETE
54
3-226-544-01 SHEET (CAPACITY), INSULATING
55
3-226-543-01 SHEET (H/P), INSULATING
56
A-3323-647-A MAIN BOARD, COMPLETE
57
3-225-315-01 SHEET (EJECT)
58
3-348-998-51 SCREW (M1.4X3.5), TAPPING, PAN
59
3-485-343-11 CUSHION, CABINET UPPER 10X7X0.3
60
1-680-378-11 SWITCH FLEXIBLE BOARD
61
3-227-510-01 SHEET, INSULATING
62
3-225-319-01 TERMINAL (-), BATTERY
63
3-228-745-02 SHEET, ELECTROSTATIC
64
3-228-768-01 CUSHION (BATTERY TERMINAL)
51
52
53
57
63
56
58
59
60
61
64
62
54
55
not supplied
not supplied
not supplied
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