Sony NW-A805 / NW-A806 / NW-A808 / NWZ-A815 / NWZ-A816 / NWZ-A818 Service Manual ▷ View online
17
17
NW-A805/A806/A808/NWZ-A815/A816/A818
NW-A805/A806/A808/NWZ-A815/A816/A818
4-4-8. NAND capacity check
(since firmware version 1.00.20)
Capacity of NAND flash memory, present bud block, maximum
bud block, and vender ID are displayed.
bud block, and vender ID are displayed.
Checking method:
1. Enter the test mode.
2. Press the
2. Press the
v
/
V
key to select the “OTHER”, and press the
B
key to enter the minor item.
3. Press the
v
/
V
key to select the “NCAPCHK”.
4. Press the
u
key, capacity of NAND flash memory, present
bud block, maximum bud block, and vender ID are displayed.
liquid crystal display
OTHER NCAPCHK
X @@@@ #### $$$$
X
: Capacity of NAND flash memory
2/4/8 (2 GB/4 GB/ 8 GB)
@@@@ : Number of present bud block
(It makes an error the acquisition of the number
of bud blocks at “–1”)
of bud blocks at “–1”)
####
: Number of maximum bud block
(It makes an error the acquisition of the vender ID
at “–1”)
at “–1”)
$$$$
: Vender ID of NAND flash memory
0x98/0xec (TOSHIBA/SAMSUNG)
(It makes an error the acquisition of the vender ID
at “–1”)
(It makes an error the acquisition of the vender ID
at “–1”)
5. Press the [BACK]
key, return to minor item selection screen.
4-5. Shutdown
Function that power supply of set can be turned off without ending
static test mode.
static test mode.
Procedure:
1. Enter the test mode.
2. Press the
2. Press the
v
/
V
key to select the “SHUTDOWN”, and press
the
B
key to select the “SURE ?”.
3. Press the
u
key, turn the power off while having entered the
test mode.
4-4-2. Key check
The operation of the key is confirmed.
Checking method:
1. Enter the test mode.
2. Press the
2. Press the
v
/
V
key to select the “OTHER”, and press the
B
key to enter the minor item.
3. Press the
v
/
V
key to select the “KEY”.
4. Press the
u
key, all keys are displayed.
liquid crystal display
OTHER KEY
UP
VOL+
REW
PLAY FF VOL–
DOWN
OPTION
HOLD
BACK
START
5. The character corresponding to the key is selected every time
the key is pressed. “START” changes into “OK” if all keys are
pressed.
pressed.
6. Slide the [HOLD] key from ON to OFF, return to minor item
selection screen.
4-4-3. Format
The user’s area is formatted, and ICV for the video and ICV for
audio are initialized.
audio are initialized.
Note:
Not used for the servicing.
Format the set from “Settings”
Format the set from “Settings”
→ “Common settings” →
“Format” when it home menu in usually operates when the
set should format it.
set should format it.
4-4-4. Destination setting
The destination setting, language information, and sound pressure
regulation information are written in the NAND flash memory.
regulation information are written in the NAND flash memory.
Note:
Not used for the servicing.
4-4-5. Sound pressure regulation setting
ON/OFF of sound pressure regulation is confirmed.
Note:
Not used for the servicing.
4-4-6. Firmware version check
The firmware version is displayed.
Checking method:
1. Enter the test mode.
2. Press the
2. Press the
v
/
V
key to select the “OTHER”, and press the
B
key to enter the minor item.
3. Press the
v
/
V
key to select the “FWVER”.
4. Press the
u
key, the firmware version is displayed.
liquid crystal display
OTHER FWVER
X.XX.XX
X.XX.XX
: Firmware version
5. Press the [BACK]
key, return to minor item selection screen.
4-4-7. NAND capacity check
(firmware version 1.00.19 former)
Capacity of NAND flash memory is displayed.
Checking method:
1. Enter the test mode.
2. Press the
2. Press the
v
/
V
key to select the “OTHER”, and press the
B
key to enter the minor item.
3. Press the
v
/
V
key to select the “NCAPCHK”.
4. Press the
u
key, capacity of NAND flash memory is dis-
played.
liquid crystal display
OTHER NCAPCHK
X GB
X GB
: Capacity of NAND flash memory
2 GB/4 GB/8 GB
5. Press the [BACK]
key, return to minor item selection screen.
NW-A805/A806/A808/NWZ-A815/A816/A818
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NW-A805/A806/A808/NWZ-A815/A816/A818
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM
BAT 17
BAT 18
BAT 18
POWER CONTROL,
CHARGE CONTROL
IC901
LITHIUM ION
STRAGE
BATTERY
3.7V 610mAh
AU_L_IN
13
AU_R_IN
16
D+
CN851 (1/2)
(WM-PORT)
(WM-PORT)
3
D–
4
TXD/SLEEP
CN851 (2/2)
(WM-PORT)
(WM-PORT)
10
RXD/WAKE
8
CRD_AD
9
USB_DET
11
UNREG_OUT
12
NAND
BOARD
NAND_CLE
E9
NAND_ALE
D3
SYS
20
SYS
21
NAND_CEZ0
M9
NAND_CEZ1
C2
NAND_CEZ2
B3
NAND_CEZ3
C3
NAND_WEZ
A4
NAND_REZ
E3
NAND_RBZ0
D2
NAND_RBZ1
H8
NAND_RBZ2
J8
NAND_RBZ3
K8
KEY_AD0
C6
KEY_AD1
B6
KEY_WAKE
AD5
WAKEUP_INT
AA2
WAKEUP
U13
PM0_CLK AC21
PM0_SEN AB22
MUTING
Q303
HP_XMUTE Y3
CRD_LINEOUT
CHG_ICTL Y2
CHG_XCHGEN V10
CHG_PEN2 W8
USB_SUSPEND AB8
XUSB_OK AB2
XCHG_DET AC4
CHG_XFLT AB4
VCC_VBUS
USB 15
USB
USB
DC
DC
16
USUSS
13
/UOK
23
U70_SOUT T17
U70_SRIN T18
/CHG
19
/FLT
24
CRD_DET AB3
CRD_AD C8
ISET
11
/CEN
4
/DOK
22
PEN2
VCC_VBAT
VCC_DCIN
VCC_VBUS
VDD_UNREG
VDD_DDCOUT20
6
NAND_D0O – NAND_D07
SDR_D0O – SDR_D31
USB DATA0 – USB DATA15
256Mbit SD-RAM
IC701
SDR_BA0
AB5
BA0 J7
SDR_BA1
T4
BA1 H8
SDR_CLK
AA5
CLK J1
SDR_CSZ0
T3
CS J8
SDR_CKE0
T1
CKE J2
SDR_WEZ
R5
WE K8
SDR_CASZ
U8
CAS K7
SDR_RASZ
T5
RAS J9
SDR_DQM0
P5
DQM0 K9
SDR_DQM1
R4
DQM1 K1
SDR_DQM2
R3
DQM2 F8
SDR_DQM3
R2
DQM3 F2
SDR_A00 – SDR_A12
LCD_R0 – LCD_R5
DCIN
20
2
3
SYS +3.1V
VDD_UNREG
OFF
ON
S601
RESET
S602
(HOLD)
U26
T26
X603
11.2896MHz
CKI
CKO
AB26
AC26
X602
32.768kHz
OSCIN
OSCOUT
• SIGNAL PATH
: AUDIO
DP
DM
A3
USB
CONTROLLER
IC501
A4
XCS
CD0 – CD15
USB ADDRESS1 – USB ADDRESS8
CA1 – CA8
DQ0 – DQ31
LCD_R0 – LCD_R5
LCD_G0 – LCD_G5
LCD_G0 – LCD_G5
LCD_B0 – LCD_B5
LCD_B0 – LCD_B5
A0 – A12
SDR_DATA0 –
SDR_DATA31
SDR_DATA31
SDR_A0 – SDR_A12
NAND_DA0 – NAND_DA12
H2
XRD G3
XWRH F3
XWRL H3
XINT E3
XDACK F4
XDREQ G4
XRESET D1
B8
X501
12MHz
XI
C8 XO
A/D CONVERTER,
D/A CONVERTER
IC302
SYSTEM CONTROLLER, POWER CONTROL,
LCD DRIVER, NAND FLASH INTERFACE,
MS INTERFACE, SD-RAM INTERFACE
IC601
HEADPHONE/LINE
SELECTOR
IC303
J301
(HEADPHONE)
AIN1A 23
AIN1B 24
29 SDOUT
RESET SWITCH
IC502
LEVEL SHIFT
IC509
D FLIP-FLOP
IC505, 506
IC507
IC508
AB0_CSZ2
F22
AB0_D0 – AB0_D15
AB0_A1 – AB0_A8
AB0_RDZ
J19
AB0_WRZ
H16
FLASHCLK
E19
USB_INT1
AC5
USB_INT2
AB14
AB0_XACK
F23
AB0_XDRQ
E24
RESETZ
P10
USB_XRST
AB13
PM0_SI AD22
AU_L_OUT
14
AU_R_OUT
17
AOUTA 11
AOUTB 10
32 SDIN
NO1 2
NO2 10
NC1 4
NC2 8
3 COM1
9 COM2
9 COM2
PM0_SO AC22
MUTING
Q302
IN1
5
IN2
7
AA1
MUTING
CONTROL
Q301, 304
SCLK
31
LRCK
1
USB_PWRCTL AD20
SPIO_SO AC8
SPIO_SK AC7
SDA/CDIN
2
SCL/CCLK
3
REFCLKO U18
SPIO_SCZ2 AD7
MCLK
30
AD0/nCS
4
ADA_XRST AC20
LCD_PXCLK P23
LCD_PCI W2
LCD_VSYNC K24
LCD_HSYNC K22
LCD_PON W3
LCD_BLTCTL V17
LCD_PWM1 AD23
nRESET
25
WAKE UP
SWITCH
Q603
EXTRST
G4
XHOLD_KEY
AD4
LCD_R0 – LCD_R5
LCD_G0 – LCD_G5
LCD_B0 – LCD_B5
VDD_DDCIO
VDD_ANA
VDD_ECO
VDD_HP
VDD_LO
VDD_LOG
VDD_PLL
VDD_GP1
VDD_GP4
VDD_GP3
LIQUID
CRYSTAL
DISPLAY
LCD801
LEVEL
SHIFT
IC803
IC803
LCD BACK
LIGHT DRIVER
IC802
DC/DC
CONVERTER
IC903
CHARGE
CONTROL
Q903
+3.1V
REGULATOR
IC602
USB +3.1V
+3.1V
REGULATOR
IC503
HP/LINE +1.8V
+1.8V
REGULATOR
IC301
USB +1.8V
+1.8V
REGULATOR
IC504
NW-A805/A806/A808/NWZ-A815/A816/A818
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19
NW-A805/A806/A808/NWZ-A815/A816/A818
•
Note for Printed Wiring Boards and Schematic Diagrams
•
MAIN board is multi-layer printed board.
However, the patterns of intermediate-layers have not been
included in diagrams.
However, the patterns of intermediate-layers have not been
included in diagrams.
Note on Schematic Diagram:
•
All capacitors are in
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
•
All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
• C
: panel designation.
• A
: B+ Line.
•
Power voltage is dc 3.7 V and fed with regulated dc power
supply from CN901 pin
supply from CN901 pin
1
and pin
2
on the MAIN board.
•
Voltages are dc with respect to ground under no-signal
conditions.
no mark : PLAY BACK
conditions.
no mark : PLAY BACK
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Signal path.
F
: AUDIO
L
: VIDEO
•
Abbreviation
FR
FR
: French model
Note on Printed Wiring Board:
• Y
: parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
Ver. 1.2
NW-A805/A806/A808/NWZ-A815/A816/A818
20
20
NW-A805/A806/A808/NWZ-A815/A816/A818
5-2. PRINTED WIRING BOARDS – MAIN Section (1/2) –
: Uses unleaded solder.
•
Semiconductor
Location
Location
Ref. No. Location
IC501
D-2
IC502
D-3
IC503
C-1
IC504
C-2
IC505
D-3
IC506
D-3
IC507
D-2
IC508
D-4
IC509
D-4
IC601
C-3
IC701
C-4
IC903
B-6
Q603
D-5
R601
R603
R604
R605
R611
R618
R619
CN601
R814
R620
R621
R627
R628
R629
R633
R634
R635
C601
C602
R623
C604
C605
R642
C607
R643
C608
R644
C609
R646
R647
R648
R649
C610
C611
VDR851
X602
C612
VDR852
X603
C613
C614
R650
C615
C616
C617
C618
C619
R655
R656
R657
R658
C620
R851
C623
R853
C625
R855
S601
C626
R857
C628
R858
C629
R859
C631
C633
CL907
C634
CL908
CL909
CL910
CN851
C640
C643
C645
C650
C651
C654
C655
C656
C657
C853
C660
C661
C603
C667
C666
C668
C669
C671
C672
C674
C675
LF851
C677
C680
IC601
C682
C683
C684
L901
C685
C686
C687
C688
C689
C690
C692
C695
C697
C698
R502
R503
R504
R505
R506
R507
R509
R702
R510
R511
R512
R513
R514
R516
R517
R519
R520
R521
R522
C501
C502
C503
C504
C505
C506
C507
C508
C509
C701
C702
C703 C704
C510
X501
C511
C512
C513
C514
C709
C515
C516
C517
C518
C710
C711
C712
C713
C714
CL620
CL621
CL633
CL634
CL637
Q603
IC501
IC502
IC503
IC504
L801
IC505
IC506
IC507
IC508
IC509
IC701
IC903
D
4
5
1
3
4
2 4
1 3
AF2
E4
D4
B4
A4
Y4
AA4
AB4
AC4
AE4
AF4
B3
A3
AE3
AF3
D6
B6
A6
AC6
AE6
AF6
D5
B5
A5
AC5
AE5
AF5
H4
J4
K4
L4
M4
N4
P4
AF1
D9
B9
A9
AC9
AE9
AF9
D10
B10
W1
G1
F1
AF25
AE25T
H26
J23
K23
J26
K26
L26
M26
N26
P26
R26
T26
U26
V26
W26
G26
F26
E26
D26
C26
B26
A26
Y26
AA26
AD26
AC26
AE26
AF24
AE24
AF23
AF26
AF19
D20
H25
J25
K25
L25
M25
N25
P25
R25
T25
U25
V25
W25
G25
F25
E25
D25
C25
B25
A25
Y25
H23
AA25
AD25
AC25
AC16
AE16
AF16
L23
M23
N23
P23
R23
T23
U23
V23
W23
G23
F23
E23
D23
B23
A23
Y23
AA23
AC23
AE23
B19
B24
A24
AE19
AC14
AE14
AF14
B20
A20
AC20
AF20
AE20
D21
B21
A21
AC21
AE21
AF21
D22
B22
A22
AC22
AE22
AF22
AC12
AE12
D17
B17
A17
AC17
AE17
AF17
D18
B18
A18
AC18
AE18
AF18
D19
A19
AC19
AC10
AE10
D15
B15
A15
AC15
AE15
AF15
D16
B16
A16
A12
A7
AF12
D13
B13
A13
AC13
AE13
AF13
D14
B14
A14
A10
AF10
L11
D11
B11
A11
AC11
AF11
AE11
D12
B12
D7
B7
AC7
AE7
AF7
D8
B8
A8
AC8
AE8
AF8
E2
H1
J1
K1
L1
M1
N1
P1
R1
T1
E1
U1
V1
D1
C1
B1
A1
Y1
AA1
AB1
AC1
AD1
AE1
H2
J2
K2
L2
M2
N2
P2
R2
T2
U2
V2
W2
G2
F2
D2
C2
B2
A2
Y2
AA2
AB2
AC2
AD2
AE2
R4
T4
U4
V4
W4
G4
F4
C4 C3
C6 C5
C9
C10
C23
C19
C24
C20
C21
C22
C17
C18
C15
C16
C13
C14
C11
C12
C7
C8
AD4 AD3
AD6 AD5
AD9
AD24
AD16
AD23
AD19
AD14
AD20
AD21
AD22
AD12
AD17
AD18
AD10
AD15
AD13
AD11
AD7
AD8
H24
J24
K24
L24
M24
N24
P24
R24
T24
U24
V24
W24
G24
F24
E24
D24
Y24
AA24
AC24
E3
H3
J3
K3
L3
M3
N3
P3
R3
T3
U3
V3
W3
G3
F3
D3
Y3
AA3
AB3
AC3
E5
Y5
AA5
AB5
H5
J5
K5
L5
M5
N5
P5
R5
T5
U5
V5
W5
G5
F5
J22
K22
H22
L22
M22
N22
P22
R22
T22
U22
V22
W22
G22
F22
E22
Y22
AA22
AB26AB25
AB23
AB24
AB22
E6
E9
E10
E20
E21
E17
E18
E19
E15
E16
E13
E14
E11
E12
E7
E8
AB6
AB9
AB16
AB14
AB20
AB21
AB12
AB17
AB18
AB19
AB10
AB15
AB13
AB11
AB7
AB8
J19
K19
H19
L19
M19
N19
P19
R19
T19
U19
V19
W19
J18
K18
H18
L18
M18
N18
P18
R18
T18
U18
V18
W18
H8
J8
K8
L8
M8
N8
P8
R8
T8
U8
V8
W8
H9
J9
K9
L9
M9
N9
P9
R9
T9
U9
V9
W9
H10
J10
K10
L10
M10
N10
P10
R10
T10
U10
V10
W10
J17
K17
H17
L17
M17
N17
P17
R17
T17
U17
V17
W17
H15
H16
H13
H14
H11
H12
J15
J16
J13
J14
J11
J12
K15
K16
K13
K14
K11
K12
U16
U14
U15
U13
U11
U12
V16
V14
V15
V13
V11
V12
W16
W14
W15
W13
W11
W12
G
S
H8 G8 F8 E8 D8 C8 B8 A8
H7 G7 F7 E7 D7 C7 B7 A7
H6 G6 F6 E6 D6 C6 B6 A6
H5 G5 F5
C5 B5 A5
H4 G4 F4
C4 B4 A4
H3 G3 F3 E3 D3 C3 B3 A3
H2 G2 F2 E2 D2 C2 B2 A2
H1 G1 F1 E1 D1 C1 B1 A1
5
1
3
4
B2
B1
A2
A1
1
3
4
6
8
1
5
8
1
9
9
5
4
5
1
3
4
A1
A2
B1
C1
C2
B2
1
29
30
2
1
(WM-PORT)
22
23
24
A1
B1
C1
D1
E1
F1
G1
H1
J1
K1
L1
M1
N1
P1
R1
A2
B2
C2
D2
E2
F2
G2
H2
J2
K2
L2
M2
N2
P2
R2
A3
B3
C3
D3
E3
F3
G3
H3
J3
K3
L3
M3
N3
P3
R3
A7
B7
C7
D7
E7
F7
G7
H7
J7
K7
L7
M7
N7
P7
R7
A8
B8
C8
D8
E8
F8
G8
H8
J8
K8
L8
M8
N8
P8
R8
A9
B9
C9
D9
E9
F9
G9
H9
J9
K9
L9
M9
N9
P9
R9
5
6
10
1
11
1-871-811-
11
(11)
MAIN BOARD
(SIDE A)
RESET
NAND
BOARD
A
B
C
D
E
1
2
3
4
5
6
Note 1: When CN601, IC501, IC503, IC505, IC506, IC509, IC601,
IC701 and IC903 cannot exchange with single. When
CN601, IC501, IC503, IC505, IC506, IC509, IC601, IC701
and IC903 are damaged, exchange the entire mounted
board.
CN601, IC501, IC503, IC505, IC506, IC509, IC601, IC701
and IC903 are damaged, exchange the entire mounted
board.
Note 2: When the NAND board is replaced, format it according
to the “NOTE OF NAND BOARD REPLACING” (refer to
page 4) of the servicing notes.
page 4) of the servicing notes.
Click on the first or last page to see other NW-A805 / NW-A806 / NW-A808 / NWZ-A815 / NWZ-A816 / NWZ-A818 service manuals if exist.