Page 2 - SPECIFICATIONS
NWZ-A826/A826K/A828/A828K/A829 2 Maximum recordable number of songs and time (Approx.) The approximate times are based on the case in which you transfer or record only 4 minutes songs (not including videos and photos) in the MP3 format. Other playable audiofile format song numbers and times may diff...
Page 3 - SERVICING NOTES; TABLE OF CONTENTS; CAUTION; SECTION 1
NWZ-A826/A826K/A828/A828K/A829 3 UNLEADED SOLDER Boards requiring use of unleaded solder are printed with the lead-free mark (LF) indicating the solder contains no lead.(Caution: Some printed circuit boards may not come printed with the lead free mark due to their particular size) : LEAD FREE MARK U...
Page 4 - NOTE THE MAIN BOARD REPLACING; Formatting Memory; To cancel the operation; COLOR VARIATION
NWZ-A826/A826K/A828/A828K/A829 4 NOTE THE MAIN BOARD REPLACING When the MAIN board is replaced, format it according to the fol-lowing. Formatting Memory (Format) You can format the built-in flash memory of the player.If the memory is formatted, all data and settings will be erased. Be sure to verify...
Page 5 - Rear; RESET button; Parts and Controls; Front; Displays the option menu.
NWZ-A826/A826K/A828/A828K/A829 5 SECTION 2 GENERAL This section is extracted from instruction manual. Rear RESET button Resets the player when you press theRESET button with a small pin, etc. Accessory hole (type I) Used to attach the supplied stand orthe optional accessories. Using the supplied...
Page 6 - • This set can be disassembled in the order shown below.; Follow the disassembly procedure in the numerical order given.
NWZ-A826/A826K/A828/A828K/A829 6 SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. DISASSEMBLY FLOW Note: Follow the disassembly procedure in the numerical order given. 3-2. COVER (REAR), REAR ASSY SET 3-2. COVER (REAR), REAR ASSY (Page 6) 3-3. BATTERY (Page 7) 3-4....
Page 9 - SETTING THE TEST MODE; Perform the test mode in the state of 3.6 V or more in the battery; RELEASING THE TEST MODE; Information on the test mode must correspond in enough
9 NWZ-A826/A826K/A828/A828K/A829 SECTION 4 TEST MODE 1. SETTING THE TEST MODE Note: Perform the test mode in the state of 3.6 V or more in the battery voltage. Setting method: 1. Turn the power on.2. Press the [BACK] key for 1.5 seconds or more, the home menu is displayed. 3. Slide the [HOLD] key to...
Page 10 - Port control; Display
10 NWZ-A826/A826K/A828/A828K/A829 4-1-3. Standby current check This mode is used in case standby current is checked. Checking method: 1. Enter the test mode.2. Press the [ v ]/[ V ] key to select the “POWER”, and press the [ B ] key to enter the minor item. 3. Press the [ v ]/[ V ] key to select the...
Page 14 - fl
14 NWZ-A826/A826K/A828/A828K/A829 4-4-2. Key check The operation of the key is con fi rmed. Checking method: 1. Enter the test mode.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 ...
Page 15 - Not used for the servicing.
15 NWZ-A826/A826K/A828/A828K/A829 4-4-8. NAND capacity check Capacity of NAND fl ash memory, present bud block, maximum bud block, and vender ID are displayed. Checking method: 1. Enter the test mode.2. Press the [ v ]/[ V ] key to select the “OTHER”, and press the [ B ] key to enter the minor item....
Page 16 - ] key to select the “SHUTDOWN”, and press
16 NWZ-A826/A826K/A828/A828K/A829 4-7-1. Bluetooth address setting Bluetooth address is set.If the test mode is released, the address set in this mode becomes invalid. Note: Not used for the servicing. 4-7-2. Bluetooth transmitting power setting Bluetooth transmitting power is set.If the test mode i...
Page 17 - SIGNAL PATH
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 17 17 SECTION 5 DIAGRAMS 5-1. BLOCK DIAGRAM - MAIN Section - USB DATA0 – USB DATA15 SD-RAM IC701 DP A3 DM A4 USB CONTROLLER IC501 CD0 – CD15 SDR_DATA0 –SDR_DATA31 SDR_A0 – SDR_A12 XINT E3 A/D CONVERTER,D/A CONVERTER, HEADPHONE AMP IC302 L...
Page 19 - For Schematic Diagrams.; AUDIO; For Printed Wiring Boards.; surface
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 19 19 For Schematic Diagrams. Note: • All capacitors are in μ F unless otherwise noted. (p: pF) 50 WV or less are not indicated except for electrolytics and tantalums. • All resistors are in Ω and 1 / 4 W or less unless otherwise speci fi...
Page 20 - MAIN BOARD; • Semiconductor Location
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 20 20 E E A 1 2 41 42 S G D 1C 2B 2E 1E 1B 2C 3 4 1 2 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 AE25 H26 J23 K23 J26 K26 L...
Page 25 - • See page 32 for IC Block Diagrams.
NWZ-A826/A826K/A828/A828K/A829 NWZ-A826/A826K/A828/A828K/A829 25 25 5-8. SCHEMATIC DIAGRAM - MAIN Board (4/7) - • See page 32 for IC Block Diagrams. Note 1: When the MAIN board is replaced, format it according to the “NOTE OF MAIN BOARD REPLACING” (refer to page 4) of the servicing notes. Note 2: IC...
Page 33 - – SW Board –
NWZ-A826/A826K/A828/A828K/A829 33 IC901 MAX8671CETL+TG069 – SW Board – IC801 TPS60231RGTR 35 SYS REF 1 USUS 2 DC Li+/Li-PoLY BATTERY CHARGER & SYSTEM LOAD SWITCH SMART POWER SELECTOR SMART POWER SELECTOR & CHARGER BIAS 36 PEN1 37 CST2 38 /UOK 39 CST1 40 PEN2 41 EP 31 CISET 32 CT 33 THM 12 /D...
Page 43 - Description
43 NWZ-A826/A826K/A828/A828K/A829 SECTION 6 EXPLODED VIEWS 1 3-279-345-01 LID (ACC) (for BLACK) 1 3-279-345-11 LID (ACC) (for WHITE, SILVER) 1 3-279-345-21 LID (ACC) (for PINK) 1 3-279-345-31 LID (ACC) (for GOLD) 2 3-279-357-41 COVER (REAR) (for BLACK) 2 3-279-357-51 COVER (REAR) (for WHITE, SILVER)...
Page 44 - MAIN board section
44 NWZ-A826/A826K/A828/A828K/A829 51 X-2190-864-1 REAR ASSY (BLACK) (NWZ-A826: AEP, UK) 51 X-2190-865-1 REAR ASSY (SILVER) (NWZ-A826: AEP, UK) 51 X-2190-866-1 REAR ASSY (PINK) (NWZ-A826: AEP, UK) 51 X-2190-867-1 REAR ASSY (GOLD) (NWZ-A826: AEP, UK) 51 X-2190-868-1 REAR ASSY (BLACK) (NWZ-A826: FR) 51...
Page 46 - not supplied
46 NWZ-A826/A826K/A828/A828K/A829 151 X-2190-680-1 FRONT ASSY (B) (for BLACK) 151 X-2190-681-1 FRONT ASSY (P) (for PINK) 151 X-2190-682-1 FRONT ASSY (N) (for GOLD) 151 X-2190-696-1 FRONT ASSY (W/S) (for WHITE, SILVER) 152 3-279-338-01 BUTTON, FRONT (for BLACK) (BACK, v B V b , u , OPTION) 152 3-279-...
Page 53 - MEMO
Page 54 - REVISION HISTORY; Date; New
NWZ-A826/A826K/A828/A828K/A829 REVISION HISTORY Checking the version allows you to jump to the revised page.Also, clicking the version at the top of the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 1.0 2008.03 New