Sony NW-E8P Service Manual ▷ View online
16
16
NW-E8P
SERIAL
INPUT
INTERFACE
CLOCK DIVIDER
15 VCML
14 AOUTL
13
11
LPF
12
10 VDD
VREF
VCMR
AOUTR
9
VSS
CKS
16
2
3
4
6
5
7
8
XPD
BLCK
DEM
DIF1
DIF0
SDATA
LRCK
MCLK 1
LPF
∆ Σ
MODULATOR
∆ Σ
MODULATOR
8X
INTERPOLATOR
8X
INTERPOLATOR
DE-EMPHASIS
CONTROL
1
2
3
4
5
6
7
8
9
10
11
12
13
36
35
34
33
32
31
30
29
28
27
26
25
14 15 16
17 18 19 20 21 22
23 24
USB
TRANSCEIVER
SERIAL
INTERFACE
ENGINE
USB
PERIPHERAL
CIRCUIT
CLOCK
CONTROL
(OSCILLATOR/
PLL)
TCK
XTRST
TEST1
TR_ON
VBUS
GND
VCC
D+
TMS
TDI
TDO
GND
XIN
XOUT
VCC
A1
A2
A3
A4
A5
A6
D0
D1
D0
D1
48 47 46 45 44 43 42 41
40 39 38 37
XRST
DREQ
DACK
XCS
XWR
XRD
XINT
TEST2
D15
D14
D13
D12
DREQ
DACK
CS
WR
RD
INT
D15
D14
D13
D12
D –
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
VCC
GND
DACK
DREQ
CS
WR
RD
INT
DEVICE
CONTROL
UNIT
END POINT
BUFFER
(3k BYTE FIFO)
CPU
REGISTER
1
XOE
2
1Q
3
1D
4
2D
5
2Q
6
3Q
7
3D
8
4D
9
4Q
10
GND
20 VCC
19 8Q
18 8D
17 7D
16 7Q
15 6Q
14 6D
13 5D
12 5Q
11 CLK
1D
C1
C2
2D
3D
C3
C4
4D
8D
C8
C7
7D
6D
C6
C5
5D
V REF
MT
SW
BST
SW
BEEP
19
20
21
22
23
24
18
17
16
15
14
13
PW
SW
SW
12
11
10
8
7
BST1
9
BST2
6
5
4
3
2
1
BST
AGC
PW
B
PW
A
ADD
TC MT
VCC1
INB
INA
BEEP
OUTB
BEEP
OUTA
VCC2
OUTA
PWR
GND
OUTB
DET
AGC IN
BST OUT
BST NF2
LPF2
BST NF1
LPF1
VREF
VREF IN
GND
BEEP IN
BST SW
MUTE
PWSW
R / B
HIGH VOLTAGE
GENERATOR
ADDRESS REGISTER
COLUMN BUFFER
COLUMN DECORDER
DATA REGISTER
SENSE AMPLIFIER
MEMORY CELL
ARRAY
COMMAND REGISTER
STATUS REGISTER
LOW ADDRESS
BUFFER
LOW ADDRESS
DECORDER
I/O
CONTROL
ACTION
LOGIC
CONTROL
CONTROL
CIRCUIT
2
3
5
4
6
7
8
9
10
1
11
12
13
14
15
16
17
18
21
22
23
24
25
26
27
28
29
30
19
20
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
NC
NC
NC
NC
NC
XES
R/XB
XRE
XCE
NC
NC
VCC
VSS
NC
NC
CLE
ALE
XWE
XWP
XEX-RST
NC
NC
NC
NC
I/O15
I/O14
I/O13
I/O12
I/O11
I/O10
I/O9
I/O8
NC
NC
VCC
VCC
VSS
VSS
NC
NC
I/O7
I/O6
I/O5
I/O4
I/O3
I/O2
I/O1
I/O0
+
–
VREF WITH
SOFT START,
CE
PHASE
COMPENSTATION
PWM
COMPARATOR
ERROR AMP.
PWW/PFM
CONTROLER
RAMP WAVE
GENERATOR,
OSC
BUFFER,
DRIVER
5
4
3
2
1
VOUT
VDD
CE
GND
EXT
+
–
• IC Block Diagrams
IC751, 752 TC58257FT
— MAIN SECTION —
IC853 SN74LVC374APWR
IC810 M66290AFP
IC301 AK4352VT-E2
IC302 TA2131FL (EL)
IC902 XC6368A201MR
— POWER SECTION —
17
NW-E8P
SECTION 6
EXPLODED VIEWS
NOTE :
• -XX, -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Items marked “ * ”are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference
number in the exploded views are not
supplied.
supplied.
• Accessories are given in the last of this parts
list.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
6-1. L-CH SECTION
1
3-228-499-01 LID (L), HOLDER
2
3-228-509-01 LID, BATTERY CASE
3
3-228-510-01 KNOB (BATTERY CASE LID)
4
2-647-241-11 SCREW (B1.7X5)
5
3-228-516-01 TERMINAL (–), BATTERY
6
3-229-875-01 SPRING (BATTERY CASE LID)
7
3-228-515-01 TERMINAL (+), BATTERY
8
1-757-760-11 CORD (4 CORE)
9
3-228-517-01 BUSHING
10
1-681-245-11 MDD FLEXIBLE BOARD
11
3-228-501-01 LID (L), ARM
12
3-228-508-01 PLATE, FRONT
13
3-049-571-01 PAD, EAR
14
X-3380-944-1 HOLDER (L) ASSY
15
3-228-513-01 CAP (B), HOUSING
16
3-228-512-01 CAP (A), HOUSING
SP1
X-3380-946-1 DRIVER ASSY (L-CH)
13
10
9
8
3
2
1
5
16
6
7
12
4
4
SP1
11
14
15
18
NW-E8P
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
6-2. R-CH SECTION
51
3-049-571-01 PAD, EAR
52
2-647-241-11 SCREW (B1.7X5)
53
3-228-500-01 LID (R), HOLDER
54
3-228-712-01 KNOB (VOL)
55
3-228-507-01 KNOB (HOLD)
56
4-225-239-21 KNOB (JOG)
* 57
X-3381-767-1 MAIN BOARD SUB ASSY
58
3-331-685-01 SPACER, OPEN KNOB
* 59
A-3021-416-A POWER PC BOARD ASSY
60
3-228-519-01 LID (USB)
61
3-228-517-01 BUSHING
62
X-3380-945-1 HOLDER (R)ASSY
63
3-228-514-01 BUTTON (FUNCTION)
64
3-228-502-01 LID (R), ARM
65
1-476-626-11 LCD UNIT
66
1-681-246-11 LCD FLEXIBLE BOARD
67
3-228-508-01 PLATE, FRONT
SP2
X-3380-946-1 DRIVER ASSY (R-CH)
63
62
61
59
58
57
54
67
66
64
65
52
52
52
53
51
55
56
60
SP2
not supplied
not supplied
not supplied
not supplied
not supplied
Ver 1.1 2002.10
19
NW-E8P
NOTE :
• Due to standardization, replacements in the
• Due to standardization, replacements in the
parts list may be different from the parts
specified in the diagrams or the components
used on the set.
specified in the diagrams or the components
used on the set.
• -XX, -X mean standardized parts, so they
may have some difference from the original
one.
one.
• RESISTORS
All resistors are in ohms
METAL : Metal-film resistor
METAL OXIDE :Metal oxide-film resistor
F : nonflammable
METAL : Metal-film resistor
METAL OXIDE :Metal oxide-film resistor
F : nonflammable
• Items marked “ * ”are not stocked since
they are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
Some delay should be anticipated when
ordering these items.
• SEMICONDUCTORS
In each case, u :
µ , for example :
uA.... :
µ A.... , uPA.... : µ PA....
uPB.... :
µ PB.... , uPC.... : µ PC....
uPD.... :
µ PD....
• CAPACITORS
uF :
µ F
• COILS
uH :
µ H
When indicating parts by reference num-
ber, please include the board.
ber, please include the board.
SECTION 7
ELECTRICAL PARTS LIST
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
MAIN
*
X-3381-767-1 MAIN BOARD SUB ASSY
********************
3-331-685-01 SPACER, OPEN KNOB
<CAPACITOR>
C616
1-117-919-11 TANTAL. CHIP
10uF
20%
6.3V
C617
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C701
1-164-848-11 CERAMIC CHIP
8PF
0.50PF 50V
C702
1-164-848-11 CERAMIC CHIP
8PF
0.50PF 50V
C703
1-164-941-11 CERAMIC CHIP
0.0047uF 10%
16V
C704
1-165-128-11 CERAMIC CHIP
0.22uF
16V
C709
1-164-937-11 CERAMIC CHIP
0.001uF
10%
50V
C710
1-164-937-11 CERAMIC CHIP
0.001uF
10%
50V
C719
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C720
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C721
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C722
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C723
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C724
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C725
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C726
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C727
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C728
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C729
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C730
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C731
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C732
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C733
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C734
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C735
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C736
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C737
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C738
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C739
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C740
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C741
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C751
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C752
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C753
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C755
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C757
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C801
1-164-858-11 CERAMIC CHIP
22PF
5%
50V
C802
1-164-858-11 CERAMIC CHIP
22PF
5%
50V
C803
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C804
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C807
1-117-919-11 TANTAL. CHIP
10uF
20%
6.3V
C808
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C809
1-164-937-11 CERAMIC CHIP
0.001uF
10%
50V
C851
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C852
1-107-820-11 CERAMIC CHIP
0.1uF
16V
C853
1-107-820-11 CERAMIC CHIP
0.1uF
16V
<CONNECTOR>
CN701
1-794-962-11 CONNECTOR, SQUARE TYPE(USB 5P)
* CN702
1-815-489-21 CONNECTOR, BOARD TO BOARD 30P
<DIODE>
D781
8-719-072-27 DIODE MA2Z748001S0
D783
8-719-072-27 DIODE MA2Z748001S0
D784
8-719-072-27 DIODE MA2Z748001S0
<FERRITE BEAD>
FB702
1-500-113-22 FERRITE
0uH
FB703
1-469-084-21 FERRITE
1mH
FB704
1-543-958-22 FERRITE
0uH
<IC>
@ IC710
6-800-041-01 IC CXD9644GG
IC751
8-759-675-35 IC TC58257FT
IC752
8-759-675-35 IC TC58257FT
IC761
8-759-824-61 IC XC61CN2402NR
IC810
8-759-695-09 IC M66290AFP
IC820
8-759-675-44 IC XC62GR3012MR
IC851
8-759-592-44 IC TC7SZ04FU(TE85R)
IC852
8-759-675-48 IC SN74LVC32APWR
IC853
8-759-675-45 IC SN74LVC374APWR
<JUMPER RESISTOR>
JC701
1-218-990-11 SHORT
0.0
JC704
1-218-990-11 SHORT
0.0
JC712
1-218-990-11 SHORT
0.0
JC718
1-218-990-11 SHORT
0.0
JC719
1-218-990-11 SHORT
0.0
JC720
1-218-990-11 SHORT
0.0
JC722
1-218-990-11 SHORT
0.0
@ Replacement of CXD9644GG (IC710) used in the set requires
a special tool.
Ver 1.1 2002.10
Click on the first or last page to see other NW-E8P service manuals if exist.