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Model
NW-A1000
Pages
56
Size
2.5 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
nw-a1000.pdf
Date

Sony NW-A1000 Service Manual ▷ View online

45
NW-A1000
Pin No.
Pin Name
I/O
Description
89
SDATAO1
I
Audio data input from the main system controller
90
GNDIO1
-
Ground terminal (for I/O)
91
MULTI_SO
I
Serial data input from the main system controller
92
DEN_SI0
O
Serial data output to the sub system controller
93
WAKEUP_DEN
O
Wake-up signal output to the sub system controller
94
DEN_SERQ
O
Interrupt request signal output to the sub system controller
95
DEN_PCMDI
O
Audio data output to the sub system controller
96
XRESET_DEN
O
Reset signal output to the sub system controller    "L": reset
97
VCCIO1
-
Power supply terminal (+3V) (for I/O)
98
TDO
O
Data output terminal (for JTAG)    Not used
99
VCC
-
Power supply terminal (+1.8V) (for core)
100
GND
-
Ground terminal
101
DEN_BCK0
I
Bit clock signal input from the sub system controller
102
XINT_DEN
I
Interrupt request signal input from the sub system controller
103
DEN_PCMD0
I
Audio data input from the sub system controller
104
DEN_DATA_RDY
I
Ready signal input from the sub system controller
105
DEN_SCS0
I
Chip select signal input from the sub system controller
106
DEN_LRCK0
I
L/R sampling clock signal input from the sub system controller
107
GNDIO1
-
Ground terminal (for I/O)
108
VCCIO1
-
Power supply terminal (+3V) (for I/O)
109
FRES_RXW
I
Read/write control signal input from the main system controller
110
IIS_CLR_IN
I
IIS CLR control signal input terminal
111, 112
FRES_A3,
FRES_A2
I
Address signal input from the main system controller
113
FRES_XOE
I
Read signal input from the main system controller
114
FRES_A1
I
Address signal input from the main system controller
115
FRES_XCS1
I
Chip select signal input from the main system controller
116
FS256
I
11.2896 MHz clock signal input from the main system controller
117
VCC
-
Power supply terminal (+1.8V) (for core)
118
NC
-
Not used
119
SCLK3
O
Bit clock signal output to the main system controller
120
DENDE_SS
O
Interrupt permission signal output to the main system controller
121
DATA_READY
O
Ready signal output to the main system controller
122
SDATAI3
O
Audio data output to the main system controller
123
LRCK3
O
L/R sampling clock signal output to the main system controller
124
XINT_DENDE
O
Interrupt request signal output to the main system controller
125
VCCIO0
-
Power supply terminal (+3V) (for I/O)
126
GNDIO0
-
Ground terminal (for I/O)
127
FRES_D27
I/O
Two-way data bus with the USB controller, main system controller, SD-RAM and NOR flash
memory
128
NC
-
Not used
129
FRES_D26
I/O
Two-way data bus with the USB controller, main system controller, SD-RAM and NOR flash
memory
130
NC
-
Not used
131, 132
FRES_D25,
FRES_D24
I/O
Two-way data bus with the USB controller, main system controller, SD-RAM and NOR flash
memory
46
NW-A1000
IC9001  uPD68855F9-Y03-BA2-E2-A (POWER CONTROL, CHARGE CONTROL)
Pin No.
Pin Name
I/O
Description
1
VO1
O
Power supply output terminal (+1.1V)
2
VO2
O
Power supply output terminal (+1.8V)
3, 4
VO3
O
Power supply output terminal (+3.3V)
5
VO4
O
Power supply output terminal (+5V)
6
VO4-2
O
Power supply output terminal    Not used
7
DCDC4EN
I
Power on/off control signal input for VO4    "H": power on
8
VCCVO1
-
Power supply terminal (+3.7V) (for VO1)
9
VCCVO2
-
Power supply terminal (+3.7V) (for VO2)
10, 11
VCCVO3
-
Power supply terminal (+3.7V) (for VO3)
12
GNDVO1
-
Ground terminal (for VO1)
13
GNDVO2
-
Ground terminal (for VO2)
14, 15
GNDVO3
-
Ground terminal (for VO3)
16
FB1
I
Feedback terminal (for VO1)
17
FB2
I
Feedback terminal (for VO2)
18
FB3
I
Feedback terminal (for VO3)
19
FB4
I
Feedback terminal (for VO4)
20
A1IN
I
Return capacity input terminal (for VO1)
21
A1OUT
O
Return capacity output terminal (for VO1)
22
A2IN
I
Return capacity input terminal (for VO2)
23
A2OUT
O
Return capacity output terminal (for VO2)
24
A3IN
I
Return capacity input terminal (for VO3)
25
A3OUT
O
Return capacity output terminal (for VO3)
26
LDO1IN
I
Power supply input terminal (+1.8V) (for LDO1)
27
LDO2IN
I
Power supply input terminal (+3.3V) (for LDO2)
28
LDO3IN
I
Power supply input terminal (for LDO3)    Not used
29
LDO1
O
Power supply output terminal (+1.3V)
30
LDO2
O
Power supply output terminal (+3V)
31
LDO3
O
Power supply output terminal    Not used
32
BG1
O
Power supply (BG1) output terminal (+2.8V)
33
BG1 (VDD)
I
Power supply (BG1) input terminal (+2.8V)
34
BG2
O
Power supply (BG2) output terminal (+1.4V)
35
BG3
O
Power supply (BG3) output terminal (+0.6V)
36
VREF
O
Reference voltage output terminal
37
VSTBY
O
Power supply (VSTBY) output terminal (+3V)
38, 39
VSUS1, VSUS2
O
Suspend output terminal    Not used
40
WAKE0
I
Wake trigger input terminal (for set key)
41
WAKE1
I
Wake trigger input terminal (for DC power)
42
WAKE2
I
Wake trigger input terminal (for VBUS)
43, 44
WAKE3, WAKE4
I
Wake trigger input terminal    Not used
45
WAKE5
I
Wake trigger input terminal (for remote commander key)
46
WAKE6
I
Wake trigger input terminal    Not used
47
CLR
I
Start factor clear signal input from the PLD    "H" active
48
STBY
I
Standby signal input from the PLD   "H": standby mode
49, 50
XRST1, XRST2
O
Reset signal output terminal    Not used
51
XRST3
O
Reset signal output to the D/A converter, main system controller, NOR flash memory and PLD
"L": reset
47
NW-A1000
Pin No.
Pin Name
I/O
Description
52
CRST1
O
External capacitor connection terminal for reset delay (for XRST1)
53
CRST2
O
External capacitor connection terminal for reset delay (for XRST2)
54
CRST3
O
External capacitor connection terminal for reset delay (for XRST3)
55
SEQSEL
I
LDO output trigger selection signal input terminal    "L": VO interlock, "H": XRST interlock
Fixed at "L" in this set
56
SEL1
I
LDO1 and LDO3 power output control selection signal input terminal
"L": When VBUS is detected, power is output, "H": power is always output
Fixed at "H" in this set
57
SEL2
I
LDO1 and LDO3 power output control selection signal input terminal
"L": according to the setting of SEL1, "H": power is output at a normal sequence
Fixed at "H" in this set
58
DCIN_MON
I
DC power input monitor input terminal
59
VBUSIN
I
VBUS power supply input terminal (+5V)
60
VBUS_LIM
I
USB current limit control signal input from the PLD    "L": 100 mA, "H": 500 mA
61
VBATT
I
Battery power supply input terminal (+3.7V)
62
BATTMON
O
Battery voltage monitor output to the main system controller
63
BATTMON_CTL
I
Battery voltage monitor on/off control signal input from the PLD
"H": battery voltage monitor on
64
XDCIN_DET
O
DC power detection signal output terminal
65
XVBUS_DET
O
VBUS power detection signal output terminal
66
VBUSSUSPEND
I
Setting terminal for the USB suspend mode   "H": USB suspend mode
67
XCHG_STAT1
O
Charging flag output terminal    "L" active
68
XCHG_STAT2
O
Charge completion flag output terminal    "L" active
69
TS
I
Temperature sensor input terminal
70
LOGIC_H
I
Power supply input terminal (+3V) (for logic "H")
71
CS
I
Chip select signal input from the PLD    "H" active
72
SCK
I
Serial data transfer clock signal input from the PLD
73
SI
I
Serial data input from the PLD
74
SO
O
Serial data output to the main system controller
75
XGND_SW
O
Ground switch terminal for the remote commander
76
GPIO0
O
DC power on/off control signal output terminal   "H": power on
77
GPIO1
O
Charge on/off control signal output terminal   "L": charge on
78
RST
O
System reset signal input from the reset switch    "L": reset
For several hundreds msec. after the power supply rises, "L" is input, then it change to "H"
79
RMON11
I
External resistor return terminal
80
RMON12
I
External resistor return terminal
81
RMON21
I
External resistor return terminal
82
RMON22
I
External resistor return terminal
83
GATE1
O
VBUS or DC/battery power selection signal output terminal
"L": battery power, "H": VBUS or DC power
84, 85
GATE2, GATE3
O
Battery power on/off control signal output terminal   "H": power on
86
CHGREG
O
Reference voltage (+2.4V) output terminal for charge circuit
87, 88
VCC
-
Power supply terminal (+3.7V)
89 to 91
GND
-
Ground terminal
92
BGGND
-
Ground terminal (for BG)
93
DISGND
-
Ground terminal (for discharge)
94 to 96
TEST1 to TEST3
I
Input terminal for the test mode setting
97
TEST4
O
Output terminal for the test mode setting
98 to 100
NC
-
Not used
48
NW-A1000
1
2
3
5
4
11
10
12
16
16
6
7
9
6
main section
(Silver, Blue, Pink,
 Gold model only)
16
Note: Execute the confirmation and the inspection of the correct repair 
of all parts after it repairs. And, install ornament (strap) (Ref.No. 10) 
and adhesive sheet (strap) (Ref.No. 12) after confirming 
the repair ended completely. 
Two kinds of types with different shape exist respectively 
in ORNAMENT (STRAP), CABINET (LOWER), and 
ADHESIVE SHEET (STRAP). Refer to Servicing Notes 
“notes on replacement of ornament (strap)” (3 page) when you exchange these parts. 
SECTION  6
EXPLODED  VIEWS
6-1.
CABINET  SECTION
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
number in the exploded views are not supplied.
Accessories are given in the last of the
electrical parts list.
Refer to Servicing Notes “color variation”
(page 3) about color variation.
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
Abbreviation
AUS : Australian model
CH : Chinese model
CND: Canadian model
Ver. 1.5
JE
: Tourist model
KR : Korean model
SP
: Singapore model
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
X-2109-024-1 CABINET (INNER) SUB ASSY
(for BLUE, SILVER, PINK, GOLD)
1
X-2109-025-1 CABINET (INNER) (V) SUB ASSY (for VIOLET)
1
X-2109-026-1 CABINET (INNER) (B) SUB ASSY (for BLACK)
2
2-662-670-02 SHEET (CABINET) (CND, SP, AUS, CH)
2
2-668-889-01 SHEET (ESD) (AEP, UK, KR, JE)
3
2-651-522-01 CABINET (UPPER) (VIOLET)
3
2-651-522-11 CABINET (UPPER) (PINK)
3
2-651-522-21 CABINET (UPPER) (BLUE)
3
2-651-522-31 CABINET (UPPER) (SILVER)
3
2-651-522-41 CABINET (UPPER) (BLACK)
3
2-651-522-51 CABINET (UPPER) (GOLD)
4
2-662-680-01 GASKET (HDD)
5
2-651-646-01 BRACKET (HDD)
6
3-252-823-01 SCREW (B1.4)
7
X-2103-575-1 BATTERY BLOCK SUB ASSY (CND)
7
X-2108-662-1 BATTERY BLOCK SUB ASSY
(AEP, UK, SP, KR, AUS, CH, JE)
9
2-664-771-01 SHEET (OEL) (for BLUE, SILVER, PINK, GOLD)
10
2-651-530-01 ORNAMENT (STRAP) (Circle)
(for BLUE, SILVER, VIOLET, PINK, BLACK)
10
2-651-530-02 ORNAMENT (STRAP) (Oval)
(for BLUE, SILVER, VIOLET, PINK, BLACK)
10
2-651-530-11 ORNAMENT (STRAP) (Circle) (for GOLD)
10
2-651-530-12 ORNAMENT (STRAP) (Oval) (for GOLD)
11
2-651-529-01 CABINET (LOWER) (for Circle) (for VIOLET)
11
2-651-529-02 CABINET (LOWER) (for Oval) (for VIOLET)
11
2-651-529-11 CABINET (LOWER) (for Circle) (for PINK)
11
2-651-529-12 CABINET (LOWER) (for Oval) (for PINK)
11
2-651-529-21 CABINET (LOWER) (for Circle) (for BLUE)
11
2-651-529-22 CABINET (LOWER) (for Oval) (for BLUE)
11
2-651-529-31 CABINET (LOWER) (for Circle) (for SILVER)
11
2-651-529-32 CABINET (LOWER) (for Oval) (for SILVER)
11
2-651-529-41 CABINET (LOWER) (for Circle) (for BLACK)
11
2-651-529-42 CABINET (LOWER) (for Oval) (for BLACK)
11
2-651-529-51 CABINET (LOWER) (for Circle) (for GOLD)
11
2-651-529-52 CABINET (LOWER) (for  Oval) (for GOLD)
12
2-651-531-01 SHEET (STRAP), ADHESIVE (Circle)
12
2-651-531-02 SHEET (STRAP), ADHESIVE (Oval)
16
2-662-674-01 SHEET (CAB LOWER)
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