889-048-01
NWZ-A826/A826K/A828/A828K/A829
NWZ-A826/A826K/A828/A828K/A829
Section Servicing Notes
Disassembly
Diagrams
Flexible Circuit Board Repairing
NWZ-A826K
AEP, UK
NWZ-A828K
General
Section
Disassembly Flow
Section Disassembly
Cover REAR, Rear Assy
Main Board
Battery
LCD Assy
Power supply voltage check
Section Test Mode
Operation of the Test Mode 4-1. Power
Audio
Battery voltage detection check
Standby current check
Charge current check
2. S/N check
Frequency characteristic 1 check
Frequency characteristic 2 check
Output check
Normalizer check
CH separation L-ch check
CH separation R-ch check
Maximum output check
Other
Sound pressure regulation level check
Video
LCD display check Liquid crystal display is checked
Frequency check that presses key
Destination setting
Sound pressure regulation setting
Key check
TREBLE-Gain/Fc setting
Clear stereo setting With cable
Clear stereo setting No cable
BASS-Gain/Fc setting
Bluetooth connection check
Bluetooth address setting Bluetooth address is set
Shutdown
Section Diagrams
Block Diagram PANEL, Power Supply Section
Side B
For Printed Wiring Boards
For Schematic Diagrams
Side a
Semiconductor Location
Printed Wiring Board Main Board Side a Uses unleaded solder
Printed Wiring Board Main Board Side B Uses unleaded solder
123 Main Board 1/7
IC701
123 Main Board 3/7
Board
See page 32 for IC Block Diagrams
Main Board
Main Board 6/7
Main Board 7/7
Uses unleaded solder
SW Board Side a SW Board Side B
123 SW Board 1/2
SW Board 2/2
IC301 XC6401FF58DR
IC Block Diagrams Main Board
SW Board
MAX8671CETL+TG069
IC Pin Function Description
Vccvbus
Nandwez
IOB
GND
VDDL1
NANDRBZ0
Nandale
NANDDA2
Btxrst
Lcdenable
Usbsuspd
NANDRBZ1
LCDG4, LCDG5
Resetz
NANDCEZ0
LCDB0
Psmlodet
Vlogin
Sdrcasz
Wakeup
TM2
Tusto
SDRA0
Sdrclk
AD7 SPI0CSZ2
AD4 Xholdkey
AD5 Keywake
AD6
VGP1
DD1INB1, DD1INB2
DD1VFBK2
DD1GNDA
Cover Rear Section
Section Exploded Views
Rear Assy Section
Main Board Section
106 1-756-702-11 BATTERY, Lithium ION Storage
Front Section
Main
Section Electrical Parts List
Ceramic Chip 5PF
CONNECTOR, FFC/FPC ZIF 11P
MULTIPLE, Connector
LED SMLA13BDTT86ST Bluetooth
Transistor EMX18
Inductor
COIL,COMMONMODECHOKE SMD1210
Transistor
TERMINAL, Contact
Short Chip Switch
SWITCH, Tactil Reset
SWITCH, Slide Hold Terminal
Varistor
CONNECTOR, FFC/FPC ZIF 39PIN
BATTERY, Lithium ION Storage
Battery Assy US, CND, AEP, UK, FR, EE
NWZ-A826K AEP/NWZ-A828K AEP
Accessories
MANUAL, Instruction English
NWZ-A828K AEP
Memo
Ver Date Description of Revision
Revision History